View Monthly Charts

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
1964	M	M	M	M	M	M	M	M	0.00	0.00	0.00	0.00
1965	M	0.00	0.00	M	0.00	0.00	0.00	0.00	0.00	M	M	M
1966	M	M	M	0.00	0.00	0.00	0.00	0.00	M	0.00	0.00	0.00
1967	M	M	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1968	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1969	M	M	M	M	M	M	M	M	M	M	M	M
1970	M	M	M	M	M	M	M	M	M	M	M	M
1971	M	M	M	M	M	M	M	M	M	M	M	M
1972	M	M	M	M	M	M	M	M	M	M	M	M
1973	M	M	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	M
1976	M	M	M	M	M	M	M	M	M	M	M	M
1977	M	M	M	M	M	M	M	M	M	M	M	M
1978	M	M	M	M	M	M	M	M	M	M	M	M
1979	M	M	M	M	M	M	M	M	M	M	M	M
1980	M	M	M	M	M	M	M	M	M	M	M	M
1981	M	M	M	M	M	M	M	M	M	M	M	M
1982	M	M	M	M	M	M	M	M	M	M	M	0.00
1983	M	M	M	0.00	M	M	M	M	M	M	M	M
1984	M	M	M	M	M	M	M	M	M	0.00	0.00	0.00
1985	0.00	0.00	0.00	0.00	M	0.00	0.00	0.00	M	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	M	M	M	M	M	M	M	M	M	0.00
1990	0.00	0.00	0.00	0.00	M	M	M	M	M	M	M	M
1991	M	M	M	M	M	M	M	M	M	M	M	M
1992	M	M	M	0.00	M	M	M	M	M	M	M	M
1993	M	M	M	M	M	M	M	M	M	M	M	M
1994	M	M	M	M	M	M	M	M	M	M	M	M
1995	M	M	M	M	M	M	M	M	M	M	M	M
1996	M	M	M	M	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	M	M	M	M	M	M
1999	M	M	M	M	M	M	M	M	M	M	M	M
2000	M	M	M	M	M	M	M	M	M	M	M	M
2001	M	M	0.00	M	M	M	M	M	M	M	M	M
2002	M	M	M	M	M	M	M	M	M	M	M	M
2003	M	M	M	M	M	M	M	M	0.00	M	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	M	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	0.00	0.00	0.00	0.00	0.00
2012	0.00	0.00	0.00	0.00	0.00	0.00	0.00	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
1964	M	M	M	M	M	M	M	M	M	M	M	M
1965	M	M	M	M	M	M	M	M	M	M	M	M
1966	M	M	M	M	M	M	M	M	M	M	M	M
1967	M	M	M	M	M	M	M	M	M	M	M	M
1968	M	M	M	M	M	M	M	M	M	M	M	M
1969	M	M	M	M	M	M	M	M	M	M	M	M
1970	M	M	M	M	M	M	M	M	M	M	M	M
1971	M	M	M	M	M	M	M	M	M	M	M	M
1972	M	M	M	M	M	M	M	M	M	M	M	M
1973	M	M	13.9	10.0	3.4	7.7	5.4	10.6	14.0	11.1	18.5	18.1
1974	16.9	9.9	13.9	18.5	4.7	4.8	11.5	15.8	11.5	16.0	16.2	19.0
1975	15.1	15.9	10.6	10.8	9.1	5.3	8.0	13.9	11.2	17.3	10.8	M
1976	M	M	M	M	M	M	M	M	M	M	M	M
1977	M	M	M	M	M	M	M	M	M	M	M	M
1978	M	M	M	M	M	M	M	M	M	M	M	M
1979	M	M	M	M	M	M	M	M	M	M	M	M
1980	M	M	M	M	M	M	M	M	M	M	M	M
1981	M	M	M	M	M	M	M	M	M	M	M	M
1982	M	M	M	M	M	M	M	M	M	M	M	M
1983	M	M	M	M	M	M	M	M	M	M	M	M
1984	M	M	M	M	M	M	M	M	M	M	10.0	M
1985	M	M	M	M	M	M	M	M	M	11.7	M	16.3
1986	16.2	M	6.3	15.9	10.3	M	M	M	16.9	4.9	9.6	15.4
1987	20.0	12.0	14.5	M	M	M	M	M	M	M	17.4	17.4
1988	15.7	17.9	15.9	12.6	M	24.8	M	M	M	10.5	24.2	24.5
1989	20.4	17.8	M	M	M	M	M	M	M	M	M	18.6
1990	16.9	3.8	15.8	21.0	M	M	M	M	M	M	M	M
1991	M	M	M	M	M	M	M	M	M	M	M	M
1992	M	M	M	M	M	M	M	M	M	M	M	M
1993	M	M	M	M	M	M	M	M	M	M	M	M
1994	M	M	M	M	M	M	M	M	M	M	M	M
1995	M	M	M	M	M	M	M	M	M	M	M	M
1996	M	M	M	M	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	M	M	M	M	M	M
1999	M	M	M	M	M	M	M	M	M	M	M	M
2000	M	M	M	M	M	M	M	M	M	M	M	M
2001	M	M	28.6	M	M	M	M	M	M	M	M	M
2002	M	M	M	M	M	M	M	M	M	M	M	M
2003	M	M	M	M	M	M	M	M	M	M	M	M
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	M	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	21.2	14.6
2010	22.5	13.6	11.3	12.7	11.8	6.9	7.5	9.5	9.0	13.9	16.2	20.1
2011	15.0	11.1	13.7	12.5	13.9	7.2	8.1	6.7	8.8	10.8	14.9	13.0
2012	13.7	12.9	11.9	10.9	3.7	5.2	9.4	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 Daily High Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
1964	M	M	M	M	M	M	M	M	57.00	62.80	64.88	64.00
1965	M	64.00	64.00	M	50.33	49.00	44.75	45.00	55.00	M	M	M
1966	M	M	M	60.00	51.22	44.50	40.64	49.62	M	59.50	68.33	61.50
1967	M	M	64.12	62.29	51.50	45.60	43.40	48.00	51.00	60.50	64.75	70.00
1968	73.00	69.18	63.70	60.17	56.10	49.11	46.14	51.50	51.75	58.00	66.50	67.45
1969	M	M	M	M	M	M	M	M	M	M	M	M
1970	M	M	M	M	M	M	M	M	M	M	M	M
1971	M	M	M	M	M	M	M	M	M	M	M	M
1972	M	M	M	M	M	M	M	M	M	M	M	M
1973	M	M	61.31	51.30	46.96	43.38	41.14	48.43	54.41	60.97	64.24	69.69
1974	65.61	67.30	62.64	61.21	46.60	43.75	47.18	50.12	54.61	62.65	64.80	69.71
1975	77.50	68.20	67.88	58.40	50.68	46.12	45.87	47.16	53.77	58.90	64.71	M
1976	M	M	M	M	M	M	M	M	M	M	M	M
1977	M	M	M	M	M	M	M	M	M	M	M	M
1978	M	M	M	M	M	M	M	M	M	M	M	M
1979	M	M	M	M	M	M	M	M	M	M	M	M
1980	M	M	M	M	M	M	M	M	M	M	M	M
1981	M	M	M	M	M	M	M	M	M	M	M	M
1982	M	M	M	M	M	M	M	M	M	M	M	74.00
1983	M	M	M	57.00	M	M	M	M	M	M	M	M
1984	M	M	M	M	M	M	M	M	M	56.50	66.60	74.15
1985	74.42	74.00	64.50	56.50	M	44.67	41.00	49.50	M	57.81	69.13	69.59
1986	68.92	66.43	61.93	54.80	55.05	42.00	42.00	48.67	47.30	58.74	61.95	67.99
1987	71.39	70.59	66.68	59.17	51.00	48.71	43.00	44.90	54.18	59.60	66.95	67.80
1988	70.12	75.50	66.02	60.34	53.67	47.91	42.75	48.00	55.00	59.80	67.28	65.29
1989	70.31	73.83	M	M	M	M	M	M	M	M	M	61.63
1990	69.66	74.22	60.60	57.80	M	M	M	M	M	M	M	M
1991	M	M	M	M	M	M	M	M	M	M	M	M
1992	M	M	M	68.00	M	M	M	M	M	M	M	M
1993	M	M	M	M	M	M	M	M	M	M	M	M
1994	M	M	M	M	M	M	M	M	M	M	M	M
1995	M	M	M	M	M	M	M	M	M	M	M	M
1996	M	M	M	M	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	M	M	M	M	M	M
1999	M	M	M	M	M	M	M	M	M	M	M	M
2000	M	M	M	M	M	M	M	M	M	M	M	M
2001	M	M	64.40	M	M	M	M	M	M	M	M	M
2002	M	M	M	M	M	M	M	M	M	M	M	M
2003	M	M	M	M	M	M	50.00	39.20	52.00	M	62.80	64.60
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	M	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	62.60	M	M	M	53.60	M	M	51.80	M	M	M	68.00
2011	70.52	M	M	M	M	35.60	M	47.75	55.06	60.23	64.57	75.37
2012	76.02	67.19	69.23	58.82	49.49	46.22	45.80	37.40	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	67.40
2016	69.80	64.40	62.60	M	M	42.80	M	41.00	M	51.80	48.20	51.80
2017	63.50	M	62.60	57.20	M	37.40	41.00	39.20	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	64.40	M	M	M	M	M	M	M	M
2025	M	M	62.60	M	M	M	M	M	M	M	M	M
2026	M	M	M	46.40	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
1964	M	M	M	M	M	M	M	M	41.00	45.00	52.38	52.00
1965	M	54.00	49.00	M	41.50	40.00	36.00	35.67	36.00	M	M	M
1966	M	M	M	43.40	42.11	34.80	30.36	39.31	M	42.00	47.33	49.00
1967	M	M	49.12	50.00	42.75	33.60	30.80	37.50	38.00	44.12	49.50	57.80
1968	59.14	54.09	47.50	44.00	44.40	36.56	35.29	39.50	38.75	44.00	52.67	54.20
1969	M	M	M	M	M	M	M	M	M	M	M	M
1970	M	M	M	M	M	M	M	M	M	M	M	M
1971	M	M	M	M	M	M	M	M	M	M	M	M
1972	M	M	M	M	M	M	M	M	M	M	M	M
1973	M	M	51.06	44.35	39.08	37.17	36.45	39.00	42.79	49.87	53.14	55.62
1974	54.16	54.96	53.68	49.36	38.13	34.71	38.59	39.92	37.17	50.83	53.72	57.54
1975	59.69	55.68	49.31	47.77	40.52	36.28	35.74	35.10	36.00	44.35	48.00	M
1976	M	M	M	M	M	M	M	M	M	M	M	M
1977	M	M	M	M	M	M	M	M	M	M	M	M
1978	M	M	M	M	M	M	M	M	M	M	M	M
1979	M	M	M	M	M	M	M	M	M	M	M	M
1980	M	M	M	M	M	M	M	M	M	M	M	M
1981	M	M	M	M	M	M	M	M	M	M	M	M
1982	M	M	M	M	M	M	M	M	M	M	M	64.00
1983	M	M	M	35.00	M	M	M	M	M	M	M	M
1984	M	M	M	M	M	M	M	M	M	47.25	54.25	60.38
1985	60.17	59.33	54.62	44.50	M	40.00	33.00	39.00	M	46.33	56.67	55.10
1986	56.07	56.71	51.11	42.38	45.75	38.00	33.00	37.00	43.34	48.47	49.55	56.73
1987	58.67	56.36	52.83	47.50	44.33	41.29	34.29	37.90	39.00	49.00	54.61	54.89
1988	54.53	60.64	54.52	50.18	39.00	37.14	35.00	42.00	46.25	50.60	53.17	54.23
1989	56.70	60.67	M	M	M	M	M	M	M	M	M	51.88
1990	55.41	60.79	56.32	48.80	M	M	M	M	M	M	M	M
1991	M	M	M	M	M	M	M	M	M	M	M	M
1992	M	M	M	58.00	M	M	M	M	M	M	M	M
1993	M	M	M	M	M	M	M	M	M	M	M	M
1994	M	M	M	M	M	M	M	M	M	M	M	M
1995	M	M	M	M	M	M	M	M	M	M	M	M
1996	M	M	M	M	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	M	M	M	M	M	M
1999	M	M	M	M	M	M	M	M	M	M	M	M
2000	M	M	M	M	M	M	M	M	M	M	M	M
2001	M	M	60.00	M	M	M	M	M	M	M	M	M
2002	M	M	M	M	M	M	M	M	M	M	M	M
2003	M	M	M	M	M	M	50.00	39.20	48.00	M	52.40	51.40
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	M	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	62.60	M	M	M	53.60	M	M	51.80	M	M	M	55.73
2011	58.82	M	M	M	M	35.60	M	34.47	39.89	46.78	53.26	59.34
2012	59.98	53.24	49.75	43.97	37.83	35.42	36.90	34.70	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	67.40
2016	69.80	64.40	62.60	M	M	42.80	M	41.00	M	51.80	48.20	51.80
2017	63.50	M	62.60	57.20	M	37.40	41.00	39.20	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	64.40	M	M	M	M	M	M	M	M
2025	M	M	51.80	M	M	M	M	M	M	M	M	M
2026	M	M	M	46.40	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
1964	M	M	M	M	M	M	M	M	49.00	53.90	58.62	58.00
1965	M	59.00	56.50	M	45.92	44.50	40.38	40.33	45.50	M	M	M
1966	M	M	M	51.70	46.67	39.65	35.50	44.47	M	50.75	57.83	55.25
1967	M	M	56.62	56.14	47.12	39.60	37.10	42.75	44.50	52.31	57.12	63.90
1968	66.07	61.64	55.60	52.08	50.25	42.83	40.71	45.50	45.25	51.00	59.58	60.83
1969	M	M	M	M	M	M	M	M	M	M	M	M
1970	M	M	M	M	M	M	M	M	M	M	M	M
1971	M	M	M	M	M	M	M	M	M	M	M	M
1972	M	M	M	M	M	M	M	M	M	M	M	M
1973	M	M	56.19	47.83	43.02	40.28	38.80	43.71	48.60	55.42	58.69	62.66
1974	59.89	61.13	58.16	55.29	42.37	39.23	42.89	45.02	45.89	56.74	59.26	63.62
1975	68.60	61.94	58.60	53.08	45.60	41.20	40.81	41.13	44.88	51.63	56.36	M
1976	M	M	M	M	M	M	M	M	M	M	M	M
1977	M	M	M	M	M	M	M	M	M	M	M	M
1978	M	M	M	M	M	M	M	M	M	M	M	M
1979	M	M	M	M	M	M	M	M	M	M	M	M
1980	M	M	M	M	M	M	M	M	M	M	M	M
1981	M	M	M	M	M	M	M	M	M	M	M	M
1982	M	M	M	M	M	M	M	M	M	M	M	69.00
1983	M	M	M	46.00	M	M	M	M	M	M	M	M
1984	M	M	M	M	M	M	M	M	M	51.88	60.43	67.27
1985	67.29	66.67	59.56	50.50	M	42.33	37.00	44.25	M	52.07	62.90	62.34
1986	62.50	61.57	56.52	48.59	50.40	40.00	37.50	42.83	45.32	53.60	55.75	62.36
1987	65.03	63.48	59.76	53.33	47.67	45.00	38.64	41.40	46.59	54.30	60.78	61.34
1988	62.33	68.07	60.27	55.26	46.33	42.52	38.88	45.00	50.62	55.20	60.23	59.76
1989	63.50	67.25	M	M	M	M	M	M	M	M	M	56.76
1990	62.53	67.50	58.46	53.30	M	M	M	M	M	M	M	M
1991	M	M	M	M	M	M	M	M	M	M	M	M
1992	M	M	M	63.00	M	M	M	M	M	M	M	M
1993	M	M	M	M	M	M	M	M	M	M	M	M
1994	M	M	M	M	M	M	M	M	M	M	M	M
1995	M	M	M	M	M	M	M	M	M	M	M	M
1996	M	M	M	M	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	M	M	M	M	M	M
1999	M	M	M	M	M	M	M	M	M	M	M	M
2000	M	M	M	M	M	M	M	M	M	M	M	M
2001	M	M	62.20	M	M	M	M	M	M	M	M	M
2002	M	M	M	M	M	M	M	M	M	M	M	M
2003	M	M	M	M	M	M	50.00	39.20	50.00	M	57.60	58.00
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	M	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	62.60	M	M	M	53.60	M	M	51.80	M	M	M	61.86
2011	64.67	M	M	M	M	35.60	M	41.11	47.47	53.51	58.91	67.36
2012	68.00	60.21	59.49	51.39	43.66	40.82	41.35	36.05	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	67.40
2016	69.80	64.40	62.60	M	M	42.80	M	41.00	M	51.80	48.20	51.80
2017	63.50	M	62.60	57.20	M	37.40	41.00	39.20	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	64.40	M	M	M	M	M	M	M	M
2025	M	M	57.20	M	M	M	M	M	M	M	M	M
2026	M	M	M	46.40	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
1964	M	M	M	M	M	M	M	M	M	M	M	M
1965	M	M	M	M	M	M	M	M	M	M	M	M
1966	M	M	M	M	M	M	M	M	M	M	M	M
1967	M	M	M	M	M	M	M	M	M	M	M	M
1968	M	M	M	M	M	M	M	M	M	M	M	M
1969	M	M	M	M	M	M	M	M	M	M	M	M
1970	M	M	M	M	M	M	M	M	M	M	M	M
1971	M	M	M	M	M	M	M	M	M	M	M	M
1972	M	M	M	M	M	M	M	M	M	M	M	M
1973	M	M	M	M	91.5%	86.3%	70.0%	74.6%	75.5%	M	53.2%	26.9%
1974	55.7%	76.4%	88.0%	57.5%	78.0%	79.8%	68.8%	66.4%	68.4%	52.6%	49.7%	53.5%
1975	51.1%	61.1%	70.0%	70.1%	71.9%	78.6%	72.2%	69.8%	67.8%	54.8%	63.0%	M
1976	M	M	M	M	M	M	M	M	M	M	M	M
1977	M	M	M	M	M	M	M	M	M	M	M	M
1978	M	M	M	M	M	M	M	M	M	M	M	M
1979	M	M	M	M	M	M	M	M	M	M	M	M
1980	M	M	M	M	M	M	M	M	M	M	M	M
1981	M	M	M	M	M	M	M	M	M	M	M	M
1982	M	M	M	M	M	M	M	M	M	M	M	M
1983	M	M	M	M	M	M	M	M	M	M	M	M
1984	M	M	M	M	M	M	M	M	M	M	55.5%	M
1985	M	M	M	M	M	M	M	M	M	44.3%	M	55.6%
1986	52.6%	M	62.2%	57.0%	57.7%	M	M	M	44.5%	42.9%	49.1%	47.7%
1987	48.8%	50.6%	47.3%	M	M	M	M	M	M	M	47.7%	40.0%
1988	43.8%	45.6%	51.9%	50.1%	M	60.7%	M	M	M	49.9%	40.0%	45.0%
1989	42.3%	40.3%	M	M	M	M	M	M	M	M	M	46.4%
1990	41.7%	47.5%	46.3%	35.3%	M	M	M	M	M	M	M	M
1991	M	M	M	M	M	M	M	M	M	M	M	M
1992	M	M	M	M	M	M	M	M	M	M	M	M
1993	M	M	M	M	M	M	M	M	M	M	M	M
1994	M	M	M	M	M	M	M	M	M	M	M	M
1995	M	M	M	M	M	M	M	M	M	M	M	M
1996	M	M	M	M	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	M	M	M	M	M	M
1999	M	M	M	M	M	M	M	M	M	M	M	M
2000	M	M	M	M	M	M	M	M	M	M	M	M
2001	M	M	38.3%	M	M	M	M	M	M	M	M	M
2002	M	M	M	M	M	M	M	M	M	M	M	M
2003	M	M	M	M	M	M	M	M	M	M	M	M
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	M	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	61.9%	50.3%
2010	48.7%	57.0%	63.2%	58.6%	71.2%	80.6%	78.7%	78.0%	68.9%	46.8%	42.5%	38.6%
2011	40.8%	53.0%	50.3%	57.9%	65.3%	81.5%	83.0%	78.0%	72.8%	75.8%	77.2%	80.4%
2012	80.6%	84.4%	86.4%	64.9%	72.4%	69.4%	58.7%	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

Monthly Plots

Select month and year:

Sep 2026

JanFebMarAprMayJunJulAugSepOctNovDec 1963196419651966196719681969197019711972197319741975197619771978197919801981198219831984198519861987198819891990199119921993199419951996199719981999200020012002200320042005200620072008200920102011201220132014201520162017201820192020202120222023202420252026

Nov 2026