IEM :: Monthly Summaries

The following tables present IEM computed monthly data summaries based on daily data provided by or computed for the IEM. A download interface exists for the daily summary information. The climatology is provided by the nearest NCEI climate station () within the current 1991-2020 dataset.

To load shown data into Microsoft Excel, highlight the table information with your mouse and then copy/paste into Excel.

Precipitation Totals [inch]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
1973	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1974	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1975	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1976	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1977	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1978	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1979	0.00	0.00	0.00	0.00	0.00	0.00	M	0.00	0.00	0.00	0.00	0.00
1980	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1981	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1982	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1983	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1984	0.00	M	M	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1985	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1986	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1987	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1988	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1989	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1990	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1991	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1992	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1993	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1994	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1995	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1996	0.00	0.00	0.00	0.00	0.00	M	M	M	M	M	M	0.00
1997	M	M	0.00	M	M	M	M	M	M	M	M	M
1998	M	M	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1999	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2000	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2001	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2002	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2003	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2004	M	M	M	M	M	M	M	M	M	M	M	M
2005	M	M	M	M	M	M	M	M	M	M	M	M
2006	M	M	M	M	M	M	M	M	M	M	M	M
2007	M	0.00	M	M	M	M	M	M	M	M	M	M
2008	M	M	M	M	M	M	M	M	M	M	M	M
2009	M	M	M	M	M	M	M	M	M	M	M	M
2010	M	M	M	M	M	M	M	M	M	M	M	M
2011	M	M	M	M	M	M	M	M	M	M	M	M
2012	M	M	0.00	M	M	M	M	M	M	M	M	M
2013	M	M	M	M	M	M	M	M	M	M	M	M
2014	M	M	M	M	M	M	M	M	M	M	M	M
2015	M	M	M	M	M	M	M	M	M	M	M	M
2016	M	M	M	M	M	M	M	M	M	M	M	M
2017	M	M	M	M	M	M	M	M	M	M	M	M
2018	M	M	M	M	M	M	M	M	M	M	M	M
2019	M	M	M	M	M	M	M	M	M	M	M	M
2020	M	M	M	M	M	M	M	M	M	M	M	M
2021	M	M	M	M	M	M	M	M	M	M	M	M
2022	M	M	M	M	M	M	M	M	M	M	M	M
2023	M	M	M	M	M	M	M	M	M	M	M	M
2024	M	M	M	M	M	M	M	M	M	M	M	M
2025	M	M	M	M	M	M	M	M	M	M	M	M
2026	M	M	M	M	M	M	M	M	M	M	M	M

Average Wind Speed [MPH]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
1973	20.1	22.5	20.6	21.9	13.3	13.1	11.4	11.1	14.1	16.8	16.8	21.2
1974	13.8	20.9	18.7	19.7	17.2	18.6	14.7	15.7	15.9	18.6	17.7	16.8
1975	14.2	16.2	15.1	14.6	11.6	10.4	11.3	10.3	9.5	13.6	12.5	8.3
1976	14.9	13.1	11.2	11.6	11.2	7.6	13.2	9.7	9.8	13.5	15.8	15.4
1977	12.2	14.5	10.7	14.4	11.5	9.9	10.2	10.0	9.0	10.9	14.2	11.2
1978	15.2	16.5	13.2	12.3	12.9	13.0	7.6	6.3	11.1	8.7	9.6	10.6
1979	24.3	20.9	15.9	11.7	8.6	5.9	M	M	7.4	7.0	12.9	14.6
1980	14.0	6.2	12.5	13.4	10.9	11.3	10.5	13.4	9.2	16.3	17.1	18.4
1981	24.5	12.1	10.4	14.0	20.8	12.3	14.0	5.2	11.4	11.9	7.8	15.6
1982	13.3	8.1	14.4	10.0	5.1	10.3	12.6	9.0	10.0	16.0	14.2	15.3
1983	18.3	16.2	18.6	16.1	13.2	13.8	8.0	8.8	13.1	19.1	22.9	12.5
1984	9.6	M	M	12.2	17.3	11.1	10.5	10.5	11.6	8.3	13.0	13.2
1985	19.7	15.7	12.0	14.0	11.0	14.1	7.1	11.0	9.8	9.6	13.4	11.3
1986	19.3	13.4	13.0	13.7	9.2	7.9	9.1	8.8	8.9	14.2	11.9	18.1
1987	22.6	17.7	17.5	14.2	12.4	14.3	8.5	8.4	8.2	14.5	16.7	11.7
1988	17.4	17.0	22.6	15.1	19.9	17.8	16.2	13.8	12.8	16.0	20.2	18.9
1989	13.4	18.3	16.3	22.2	16.2	14.6	12.9	14.0	17.5	11.7	17.6	17.4
1990	15.2	21.1	17.1	21.0	13.7	14.7	12.5	11.5	17.1	16.2	19.4	21.5
1991	18.4	18.0	16.8	20.7	18.0	13.8	11.1	10.5	11.3	15.8	20.5	20.6
1992	13.3	17.2	24.9	20.4	11.3	19.8	10.5	11.6	14.6	21.2	22.4	20.4
1993	17.0	18.6	17.7	17.7	14.7	19.2	16.9	15.7	18.4	18.0	19.0	27.6
1994	24.9	22.2	12.6	4.5	5.1	8.7	7.4	10.0	11.3	10.9	10.4	15.9
1995	24.3	10.8	26.8	7.2	M	12.3	M	20.1	26.9	13.2	M	M
1996	M	17.6	19.6	4.3	M	M	M	M	M	M	M	M
1997	M	M	M	M	M	M	M	M	M	M	M	M
1998	M	M	M	M	M	M	34.8	M	M	M	M	M
1999	M	26.0	18.8	M	M	M	M	M	M	12.5	M	M
2000	M	M	21.5	M	5.8	M	M	M	M	M	M	M
2001	20.9	M	M	M	M	M	M	M	M	M	M	38.4
2002	M	M	M	M	M	M	M	M	M	M	M	M
2003	M	M	M	M	M	M	16.7	M	M	M	7.3	M
2004	0.5	14.5	M	M	27.0	M	M	M	17.0	M	M	M
2005	M	M	18.9	4.9	M	M	14.8	16.0	11.9	9.7	14.2	18.2
2006	17.2	16.7	19.4	15.6	15.6	16.4	9.1	21.1	15.7	14.5	13.5	13.8
2007	16.5	19.1	18.1	19.3	17.7	14.3	16.8	13.2	15.6	14.5	19.7	19.7
2008	12.7	16.4	21.8	18.2	19.0	14.2	10.6	10.0	12.1	15.1	13.4	22.8
2009	18.5	19.7	19.9	16.1	11.4	15.0	12.9	9.5	15.8	14.2	16.8	21.0
2010	19.2	22.2	19.3	15.1	19.5	14.8	10.7	14.4	14.5	16.6	20.8	19.0
2011	12.3	15.2	17.1	15.2	13.7	14.9	16.6	10.9	14.7	16.0	16.7	20.7
2012	19.0	18.4	15.4	18.4	14.4	13.8	11.6	10.2	13.8	17.4	15.0	19.9
2013	23.2	18.8	22.3	18.7	19.8	15.1	7.9	9.1	11.0	11.0	15.7	10.9
2014	14.7	15.8	13.8	12.3	11.7	11.1	13.7	8.6	10.1	10.3	12.4	13.0
2015	14.3	16.3	16.2	14.9	10.8	8.9	8.2	9.6	10.4	13.3	12.7	8.3
2016	18.6	23.3	18.7	18.2	19.9	13.2	12.6	12.7	13.3	14.8	16.9	16.9
2017	18.0	16.5	18.0	15.3	16.0	11.8	17.7	10.7	17.5	15.9	16.0	21.7
2018	M	M	M	M	M	M	M	M	M	M	M	M
2019	M	M	M	M	18.5	M	M	7.7	M	M	M	M
2020	16.3	21.0	19.7	16.0	16.7	15.8	10.7	12.4	14.4	17.5	15.7	17.9
2021	24.2	18.8	17.4	17.9	16.2	13.4	13.2	15.1	13.2	15.4	15.5	18.4
2022	16.9	15.2	14.5	18.7	9.8	11.1	8.2	9.2	10.1	8.9	11.4	9.1
2023	12.0	11.9	17.1	13.7	16.2	8.6	9.6	14.1	11.3	14.2	21.8	20.3
2024	20.2	17.1	14.5	14.3	11.0	12.1	11.2	8.5	14.1	11.4	12.6	15.9
2025	M	M	M	M	M	M	25.8	22.8	16.2	21.1	21.2	13.5
2026	31.1	50.6	M	M	M	M	M	M	M	M	M	M

Average Daily High Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
1973	54.00	M	M	M	M	66.00	M	82.00	68.50	59.00	63.00	70.50
1974	M	52.00	55.00	M	57.00	69.75	73.80	76.75	M	60.50	46.00	86.00
1975	81.00	M	77.00	M	63.00	32.00	77.00	63.00	M	34.00	88.00	60.00
1976	63.00	73.50	60.33	50.00	65.00	70.40	63.00	M	M	M	M	M
1977	57.00	M	M	53.00	M	77.00	70.00	M	M	M	36.00	M
1978	M	M	55.00	M	M	M	M	M	M	66.71	56.40	55.00
1979	53.00	54.75	56.00	54.00	M	M	M	M	68.00	63.00	M	M
1980	M	M	56.25	55.00	62.70	72.70	69.00	77.54	77.16	67.53	61.76	51.90
1981	49.33	50.26	53.62	59.21	60.22	72.86	73.75	77.76	74.33	67.19	59.02	56.44
1982	53.29	50.60	51.23	55.00	62.00	76.00	81.00	83.00	59.33	65.50	M	58.00
1983	55.67	M	49.00	56.44	67.93	75.20	82.60	M	M	M	M	50.00
1984	M	M	M	M	55.00	M	M	88.00	M	M	48.00	M
1985	M	M	M	M	M	M	M	M	M	50.00	M	M
1986	M	M	M	M	M	M	M	M	M	M	M	M
1987	M	M	M	M	M	M	M	M	81.88	M	M	59.00
1988	57.00	55.00	52.33	62.22	66.84	70.73	80.34	74.00	74.33	74.40	59.67	55.00
1989	M	57.00	53.89	51.75	68.00	78.22	83.79	85.02	78.18	70.80	65.93	62.78
1990	59.91	62.64	61.96	62.98	70.41	79.25	84.75	85.57	83.70	76.34	64.34	56.49
1991	56.48	56.15	61.64	61.33	66.68	77.37	85.82	86.77	83.85	72.10	63.98	56.56
1992	57.97	57.28	60.09	63.16	71.71	73.80	81.63	89.05	81.99	72.16	66.45	59.26
1993	57.29	56.29	58.34	64.10	72.16	80.04	84.35	87.31	80.14	72.90	63.75	60.63
1994	58.56	57.61	62.75	61.52	71.80	77.80	86.30	88.17	80.97	72.69	68.81	61.12
1995	55.27	60.95	59.64	63.04	69.81	75.49	84.45	85.93	77.47	74.81	66.22	59.00
1996	58.64	54.58	57.64	60.91	64.67	M	M	M	M	M	M	59.50
1997	M	M	63.00	M	M	M	M	M	M	M	M	M
1998	M	M	58.00	62.79	71.12	80.78	85.03	85.18	77.55	71.26	62.25	57.13
1999	58.00	54.00	60.78	63.41	71.32	80.55	85.10	88.87	83.68	76.05	63.48	58.59
2000	56.69	59.14	61.81	66.20	73.29	78.27	82.93	86.71	80.19	72.66	66.07	63.11
2001	58.93	57.86	64.24	64.91	72.84	81.65	84.44	86.90	77.50	78.44	63.90	55.94
2002	57.52	59.44	62.79	64.05	71.52	80.56	83.93	83.81	78.90	71.96	64.60	59.56
2003	55.78	53.61	60.34	62.33	72.65	85.16	88.84	91.48	81.19	73.33	65.95	58.33
2004	54.32	61.52	M	M	61.88	M	85.30	M	79.40	M	M	M
2005	M	M	56.84	68.00	M	M	86.63	82.28	80.31	72.82	66.84	57.28
2006	55.96	58.03	61.13	67.36	74.92	78.16	89.94	84.96	80.64	76.14	69.83	63.06
2007	61.47	60.84	60.37	67.30	73.49	80.26	85.87	86.46	79.81	74.14	63.78	57.62
2008	59.81	58.38	63.13	67.30	72.16	78.05	85.67	87.97	82.34	75.45	64.83	57.83
2009	M	M	M	M	M	M	M	M	M	M	M	M
2010	M	M	M	M	M	M	M	M	M	M	M	M
2011	M	M	M	M	M	M	M	75.20	75.65	68.60	63.50	M
2012	59.44	55.03	63.58	66.42	72.77	82.68	87.47	90.98	81.49	76.45	68.09	61.36
2013	59.08	56.09	61.12	66.99	70.95	78.24	87.51	89.06	81.82	79.62	65.94	61.77
2014	60.61	60.88	60.73	66.86	71.61	80.67	82.45	86.12	84.27	77.98	69.78	60.62
2015	59.10	56.12	59.89	66.45	74.76	80.25	88.24	87.19	80.88	72.34	66.31	63.43
2016	59.18	61.01	59.44	66.61	69.78	79.24	85.03	85.50	81.95	75.41	66.80	62.63
2017	56.77	60.66	63.70	67.33	73.46	83.03	86.02	88.29	80.03	75.18	64.55	58.45
2018	60.94	56.51	60.35	67.38	69.96	78.57	86.98	86.35	81.85	73.52	65.29	60.82
2019	55.17	59.29	62.93	64.20	66.80	79.14	85.19	86.71	81.34	75.67	63.12	61.24
2020	59.19	61.58	59.89	64.92	71.64	78.87	86.96	88.44	81.00	72.65	68.27	59.39
2021	57.22	59.43	61.76	66.18	73.51	82.12	88.09	88.97	84.51	73.53	65.84	59.97
2022	57.66	60.85	60.15	66.35	75.07	84.98	90.44	90.06	83.73	76.09	67.37	64.52
2023	58.81	59.27	65.25	67.89	72.11	82.17	89.41	85.82	82.63	78.44	68.06	61.49
2024	60.34	62.00	64.01	69.94	74.98	82.55	88.61	90.76	82.87	76.00	69.39	61.15
2025	M	M	M	M	M	M	82.76	83.88	78.69	71.32	59.80	58.05
2026	54.83	57.08	54.63	M	M	M	M	M	M	M	M	M

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
1973	54.00	M	M	M	M	66.00	M	81.00	68.50	59.00	63.00	70.50
1974	M	52.00	55.00	M	57.00	69.75	73.80	76.75	M	60.00	46.00	86.00
1975	81.00	M	77.00	M	63.00	32.00	77.00	63.00	M	34.00	54.00	60.00
1976	63.00	73.50	53.67	50.00	65.00	62.00	63.00	M	M	M	M	M
1977	57.00	M	M	53.00	M	77.00	70.00	M	M	M	36.00	M
1978	M	M	55.00	M	M	M	M	M	M	61.62	52.40	53.67
1979	53.00	51.75	53.50	50.00	M	M	M	M	68.00	63.00	M	M
1980	M	M	56.25	55.00	60.00	68.20	68.00	74.51	69.63	62.28	59.65	49.90
1981	47.03	49.49	53.48	58.13	56.58	68.35	70.37	75.37	70.54	65.31	56.33	53.90
1982	52.35	48.98	51.03	55.00	62.00	76.00	81.00	83.00	59.33	65.50	M	58.00
1983	55.67	M	49.00	55.36	65.43	70.16	81.70	M	M	M	M	50.00
1984	M	M	M	M	55.00	M	M	88.00	M	M	48.00	M
1985	M	M	M	M	M	M	M	M	M	50.00	M	M
1986	M	M	M	M	M	M	M	M	M	M	M	M
1987	M	M	M	M	M	M	M	M	79.36	M	M	59.00
1988	57.00	55.00	52.33	61.25	65.26	70.61	80.27	74.00	74.33	70.08	59.67	55.00
1989	M	57.00	53.25	51.75	68.00	68.69	72.72	74.66	68.75	64.04	58.73	57.46
1990	53.07	54.35	52.67	54.23	60.35	68.13	72.74	74.11	71.21	67.11	56.10	48.14
1991	48.74	47.64	53.59	51.01	54.70	64.06	71.26	74.05	71.84	63.15	55.48	49.25
1992	49.93	49.09	51.61	53.40	60.72	65.48	71.91	76.56	70.87	63.01	58.88	52.09
1993	48.99	46.82	48.11	54.14	61.01	69.07	72.34	75.19	70.17	64.19	56.63	53.72
1994	52.05	49.99	52.62	53.59	62.73	65.98	74.85	77.32	71.88	65.05	62.15	55.67
1995	49.09	52.93	50.83	54.75	61.69	67.59	76.45	76.71	70.64	67.36	58.00	54.00
1996	53.07	49.53	50.90	56.22	57.50	M	M	M	M	M	M	56.50
1997	M	M	58.00	M	M	M	M	M	M	M	M	M
1998	M	M	53.00	56.93	63.56	73.56	76.84	76.29	69.60	64.74	56.85	50.33
1999	51.25	46.22	52.82	57.29	64.63	70.90	72.57	79.39	74.32	67.16	57.60	50.81
2000	49.28	51.29	53.29	57.37	63.81	69.27	72.53	75.94	70.70	64.48	59.93	56.47
2001	53.65	51.48	56.60	55.78	65.32	71.94	74.88	78.24	69.67	69.56	58.00	50.79
2002	50.43	51.32	55.28	57.14	62.67	70.61	73.93	73.76	70.10	64.96	59.52	53.96
2003	50.43	46.39	51.11	55.89	64.62	76.47	79.21	81.57	71.71	66.73	60.30	52.77
2004	51.00	51.44	M	M	56.48	M	76.00	M	71.60	M	M	M
2005	M	M	48.20	51.80	M	M	80.15	73.40	71.18	65.51	58.59	51.66
2006	49.19	49.39	52.38	57.48	64.20	68.68	78.23	73.70	69.78	66.59	60.38	55.66
2007	54.13	53.20	52.16	59.19	63.63	70.11	73.68	75.01	68.57	65.18	56.65	51.41
2008	52.81	50.35	52.49	57.03	64.68	69.90	75.71	76.38	72.23	66.15	57.63	51.89
2009	M	M	M	M	M	M	M	M	M	M	M	M
2010	M	M	M	M	M	M	M	M	M	M	M	M
2011	M	M	M	M	M	M	M	75.20	74.75	67.40	62.60	M
2012	51.42	45.22	53.35	55.67	60.86	70.10	73.66	77.12	69.47	65.16	59.38	52.01
2013	49.86	47.23	52.11	56.19	59.72	65.60	74.09	75.32	69.63	68.72	55.65	53.36
2014	52.00	51.85	51.07	56.44	59.94	68.68	71.52	73.32	72.50	67.18	61.10	52.88
2015	50.49	47.10	51.26	55.21	61.89	68.42	74.79	74.72	69.77	63.40	57.97	54.74
2016	51.89	51.69	50.59	56.66	58.49	66.56	72.41	73.13	70.21	65.45	57.55	54.68
2017	48.47	52.19	53.45	56.49	63.23	72.80	75.35	77.73	68.17	63.50	53.90	49.31
2018	53.05	47.10	50.76	57.10	59.13	68.06	75.01	72.58	71.04	63.88	57.57	53.35
2019	47.77	49.96	51.45	53.64	56.74	70.34	74.16	75.93	72.16	66.28	56.19	54.66
2020	52.32	52.52	51.54	56.80	63.35	69.28	76.37	77.57	70.66	62.16	60.01	52.25
2021	50.77	51.02	51.17	56.51	62.79	73.14	78.68	78.27	74.56	63.21	57.31	51.85
2022	48.33	50.28	51.37	56.30	65.39	74.76	79.74	78.07	71.86	65.95	56.34	55.13
2023	47.05	47.97	52.45	53.65	61.38	71.89	78.57	75.11	71.95	68.81	59.41	54.15
2024	52.53	53.19	54.45	57.78	62.19	68.48	74.51	76.97	66.54	63.62	57.67	50.62
2025	M	M	M	M	M	M	77.54	80.92	74.67	68.76	56.10	55.40
2026	50.95	55.04	54.11	M	M	M	M	M	M	M	M	M

Average Daily Temperature (high+low)/2 [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
1973	54.00	M	M	M	M	66.00	M	81.50	68.50	59.00	63.00	70.50
1974	M	52.00	55.00	M	57.00	69.75	73.80	76.75	M	60.25	46.00	86.00
1975	81.00	M	77.00	M	63.00	32.00	77.00	63.00	M	34.00	54.00	60.00
1976	63.00	73.50	57.00	50.00	65.00	62.00	63.00	M	M	M	M	M
1977	57.00	M	M	53.00	M	77.00	70.00	M	M	M	36.00	M
1978	M	M	55.00	M	M	M	M	M	M	64.17	54.40	54.33
1979	53.00	53.25	54.75	52.00	M	M	M	M	68.00	63.00	M	M
1980	M	M	56.25	55.00	61.35	70.45	68.50	76.03	73.40	64.90	60.71	50.90
1981	48.18	49.87	53.55	58.67	58.40	70.61	72.06	76.57	72.43	66.25	57.67	55.17
1982	52.82	49.79	51.13	55.00	62.00	76.00	81.00	83.00	59.33	65.50	M	58.00
1983	55.67	M	49.00	55.90	66.68	72.68	82.15	M	M	M	M	50.00
1984	M	M	M	M	55.00	M	M	88.00	M	M	48.00	M
1985	M	M	M	M	M	M	M	M	M	50.00	M	M
1986	M	M	M	M	M	M	M	M	M	M	M	M
1987	M	M	M	M	M	M	M	M	80.62	M	M	59.00
1988	57.00	55.00	52.33	61.74	66.05	70.67	80.31	74.00	74.33	72.24	59.67	55.00
1989	M	57.00	53.57	51.75	68.00	73.46	78.25	79.84	73.47	67.42	62.33	60.12
1990	56.49	58.50	57.32	58.60	65.38	73.69	78.75	79.84	77.46	71.73	60.22	52.32
1991	52.61	51.90	57.61	56.17	60.69	70.72	78.54	80.41	77.84	67.62	59.73	52.91
1992	53.95	53.18	55.85	58.28	66.21	69.64	76.77	82.81	76.43	67.59	62.66	55.68
1993	53.14	51.56	53.23	59.12	66.58	74.55	78.34	81.25	75.16	68.54	60.19	57.17
1994	55.31	53.80	57.69	57.56	67.26	71.89	80.57	82.74	76.42	68.87	65.48	58.39
1995	52.18	56.94	55.24	58.89	65.75	71.54	80.45	81.32	74.05	71.08	62.11	56.50
1996	55.86	52.05	54.27	58.57	61.08	M	M	M	M	M	M	58.00
1997	M	M	60.50	M	M	M	M	M	M	M	M	M
1998	M	M	55.50	59.86	67.34	77.17	80.93	80.74	73.58	68.00	59.55	53.73
1999	54.62	50.11	56.80	60.35	67.97	75.72	78.83	84.13	79.00	71.61	60.54	54.70
2000	52.98	55.21	57.55	61.78	68.55	73.77	77.73	81.32	75.44	68.57	63.00	59.79
2001	56.29	54.67	60.42	60.35	69.08	76.79	79.66	82.57	73.58	74.00	60.95	53.36
2002	53.98	55.38	59.03	60.59	67.10	75.58	78.93	78.79	74.50	68.46	62.06	56.76
2003	53.11	50.00	55.73	59.11	68.63	80.82	84.03	86.52	76.45	70.03	63.12	55.55
2004	52.66	56.48	M	M	59.18	M	80.65	M	75.50	M	M	M
2005	M	M	52.52	59.90	M	M	83.39	77.84	75.74	69.17	62.71	54.47
2006	52.57	53.71	56.76	62.42	69.56	73.42	84.08	79.33	75.21	71.37	65.11	59.36
2007	57.80	57.02	56.27	63.24	68.56	75.18	79.77	80.74	74.19	69.66	60.22	54.51
2008	56.31	54.36	57.81	62.17	68.42	73.97	80.69	82.17	77.29	70.80	61.23	54.86
2009	M	M	M	M	M	M	M	M	M	M	M	M
2010	M	M	M	M	M	M	M	M	M	M	M	M
2011	M	M	M	M	M	M	M	75.20	75.20	68.00	63.05	M
2012	55.43	50.12	58.47	61.04	66.82	76.39	80.56	84.05	75.48	70.81	63.73	56.69
2013	54.47	51.66	56.62	61.59	65.33	71.92	80.80	82.19	75.72	74.17	60.80	57.57
2014	56.30	56.36	55.90	61.65	65.77	74.67	76.99	79.72	78.39	72.58	65.44	56.75
2015	54.80	51.61	55.57	60.83	68.33	74.34	81.51	80.95	75.33	67.87	62.14	59.08
2016	55.53	56.35	55.01	61.63	64.14	72.90	78.72	79.32	76.08	70.43	62.17	58.66
2017	52.62	56.42	58.58	61.91	68.35	77.91	80.68	83.01	74.10	69.34	59.22	53.88
2018	57.00	51.81	55.55	62.24	64.55	73.32	80.99	79.47	76.45	68.70	61.43	57.09
2019	51.47	54.62	57.19	58.92	61.77	74.74	79.67	81.32	76.75	70.97	59.66	57.95
2020	55.75	57.05	55.72	60.86	67.50	74.07	81.67	83.01	75.83	67.40	64.14	55.82
2021	53.99	55.23	56.47	61.34	68.15	77.63	83.38	83.62	79.54	68.37	61.57	55.91
2022	53.00	55.56	55.76	61.33	70.23	79.87	85.09	84.07	77.79	71.02	61.85	59.82
2023	52.93	53.62	58.85	60.77	66.74	77.03	83.99	80.47	77.29	73.63	63.73	57.82
2024	56.43	57.59	59.23	63.86	68.59	75.52	81.56	83.87	74.70	69.81	63.53	55.88
2025	M	M	M	M	M	M	80.15	82.40	76.68	70.04	57.95	56.72
2026	52.89	56.06	54.37	M	M	M	M	M	M	M	M	M

Average Relative Humidity [%]

This value is computed via a simple average of available observations weighted by the duration between observations.

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
1973	93.6%	M	M	M	M	77.6%	M	78.0%	85.6%	83.2%	M	63.3%
1974	M	93.2%	76.7%	M	87.7%	85.8%	69.9%	69.2%	M	77.0%	M	27.0%
1975	19.8%	M	27.5%	M	M	M	78.5%	M	M	M	38.3%	81.9%
1976	M	16.4%	52.9%	61.8%	42.4%	28.6%	M	M	M	M	M	M
1977	87.7%	M	M	M	M	36.2%	88.3%	M	M	M	M	M
1978	M	M	93.6%	M	M	M	M	M	M	78.1%	76.1%	79.1%
1979	71.5%	80.1%	63.0%	97.0%	M	M	M	M	94.0%	88.0%	M	M
1980	M	M	87.8%	74.5%	66.5%	74.3%	66.8%	73.5%	67.9%	76.1%	81.1%	80.2%
1981	73.1%	61.6%	71.1%	68.9%	71.8%	67.3%	68.7%	57.6%	69.0%	65.3%	51.7%	67.4%
1982	75.3%	81.0%	74.8%	85.3%	86.8%	47.1%	86.8%	52.6%	84.5%	90.0%	M	M
1983	74.9%	M	87.9%	73.4%	92.2%	91.6%	85.5%	M	M	M	M	97.4%
1984	M	M	M	M	87.1%	M	M	22.3%	M	M	66.0%	M
1985	M	M	M	M	M	M	M	M	M	93.5%	M	M
1986	M	M	M	M	M	M	M	M	M	M	M	M
1987	M	M	M	M	M	M	M	M	90.3%	M	M	80.1%
1988	70.4%	83.1%	76.0%	66.1%	76.1%	76.2%	67.2%	84.3%	63.8%	66.5%	82.4%	78.7%
1989	M	71.8%	85.2%	85.5%	72.9%	66.9%	73.2%	66.9%	74.1%	74.4%	72.2%	78.5%
1990	80.2%	75.4%	77.9%	78.4%	82.7%	75.2%	70.6%	70.3%	70.7%	81.3%	74.9%	74.6%
1991	77.8%	77.9%	83.4%	76.4%	78.0%	73.5%	69.4%	77.9%	78.4%	73.9%	77.4%	73.1%
1992	79.0%	75.7%	78.6%	73.2%	73.1%	73.9%	65.6%	68.5%	74.5%	79.1%	83.7%	81.5%
1993	80.7%	79.2%	82.1%	79.5%	79.7%	76.9%	68.3%	68.6%	79.2%	79.1%	75.1%	76.2%
1994	78.2%	79.8%	81.7%	79.0%	77.2%	72.4%	67.6%	72.6%	73.2%	78.3%	81.1%	79.0%
1995	80.2%	74.1%	72.7%	80.8%	M	75.5%	M	62.0%	69.5%	76.4%	M	M
1996	M	65.0%	76.7%	79.8%	M	M	M	M	M	M	M	M
1997	M	M	M	M	M	M	M	M	M	M	M	M
1998	M	M	M	M	M	M	57.8%	M	M	M	M	M
1999	M	81.4%	82.5%	M	M	M	M	M	M	84.5%	M	M
2000	M	M	71.6%	M	70.9%	M	M	M	M	M	M	M
2001	78.5%	M	M	M	M	M	M	M	M	M	M	78.9%
2002	M	M	M	M	M	M	M	M	M	M	M	M
2003	M	M	M	M	M	M	68.4%	M	M	M	83.7%	M
2004	79.6%	77.5%	M	M	78.5%	M	M	M	66.9%	M	M	M
2005	M	M	76.3%	54.0%	M	M	73.3%	73.6%	77.6%	79.6%	75.9%	75.5%
2006	77.1%	76.1%	79.0%	77.1%	75.0%	76.6%	79.6%	72.9%	78.9%	76.2%	77.6%	79.5%
2007	78.4%	76.7%	78.3%	77.4%	74.0%	73.9%	66.8%	70.5%	72.3%	77.1%	75.9%	75.9%
2008	73.0%	76.4%	68.5%	70.6%	73.7%	73.0%	72.4%	72.8%	72.3%	73.7%	72.4%	72.2%
2009	80.7%	76.2%	78.7%	82.0%	76.6%	76.5%	75.2%	76.4%	71.7%	73.3%	77.9%	75.8%
2010	77.5%	77.1%	77.7%	79.4%	79.3%	80.5%	78.8%	79.5%	71.5%	75.1%	78.0%	78.3%
2011	81.7%	78.1%	81.7%	76.8%	75.4%	73.4%	73.2%	75.3%	72.7%	71.9%	77.3%	71.5%
2012	70.2%	69.4%	73.6%	75.2%	74.9%	73.6%	72.8%	70.2%	73.5%	72.6%	82.0%	73.6%
2013	77.9%	70.7%	79.3%	75.2%	73.1%	64.3%	74.4%	70.7%	74.4%	77.7%	70.1%	74.8%
2014	79.7%	71.2%	73.6%	73.8%	71.8%	67.5%	68.2%	71.6%	71.1%	77.0%	82.3%	70.6%
2015	73.7%	75.8%	76.9%	72.1%	69.5%	76.2%	75.5%	73.4%	78.6%	76.7%	78.2%	83.0%
2016	81.0%	81.6%	83.5%	79.4%	74.7%	71.8%	73.0%	72.3%	74.1%	69.4%	77.3%	70.6%
2017	75.7%	82.4%	77.7%	70.4%	60.3%	79.1%	72.8%	67.0%	63.2%	67.5%	80.3%	72.3%
2018	M	M	M	M	M	M	M	M	M	M	M	M
2019	M	M	M	M	77.7%	M	M	79.0%	M	M	M	M
2020	84.1%	82.0%	82.9%	77.2%	74.2%	74.4%	77.5%	76.6%	77.7%	73.8%	76.6%	77.2%
2021	76.4%	76.7%	73.6%	75.9%	73.8%	78.6%	73.2%	75.0%	78.2%	74.0%	84.8%	80.5%
2022	78.6%	75.8%	80.7%	81.0%	82.3%	78.6%	74.0%	67.6%	73.8%	82.2%	82.0%	85.7%
2023	83.7%	82.6%	82.8%	79.9%	81.3%	80.1%	77.1%	76.9%	73.8%	74.1%	81.0%	83.4%
2024	82.5%	82.4%	81.4%	71.7%	69.8%	72.7%	70.6%	76.3%	76.1%	82.6%	81.1%	73.8%
2025	M	M	M	M	M	M	56.2%	40.0%	68.8%	58.9%	66.9%	70.5%
2026	67.3%	63.9%	M	M	M	M	M	M	M	M	M	M