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 (USC00135796) 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
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	M	M	M	M	M	M	M	M	M	M
2002	M	M	M	M	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	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2005	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2006	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.22	0.00
2007	0.00	0.00	0.00	2.55	2.22	1.28	2.29	2.45	0.92	4.64	0.09	0.45
2008	0.05	0.38	0.36	1.19	1.15	1.77	1.05	0.72	1.95	1.63	0.51	0.95
2009	0.00	0.28	1.34	2.55	1.32	2.06	1.21	3.26	0.76	1.60	0.55	0.36
2010	0.75	0.01	0.73	4.07	2.27	0.39	2.06	0.15	0.23	0.07	0.23	0.07
2011	0.07	0.38	0.28	0.63	1.25	2.57	0.06	0.02	0.07	0.01	0.31	1.93
2012	0.08	0.58	0.63	2.33	3.80	2.03	0.71	0.79	0.10	0.25	0.36	0.69
2013	0.18	0.26	1.29	4.51	6.16	9.26	4.21	1.07	0.11	1.75	0.41	0.02
2014	M	0.68	0.17	1.00	0.02	2.29	2.36	2.67	4.46	3.84	0.77	0.26
2015	0.18	M	M	1.30	3.31	3.88	5.66	2.71	1.70	1.38	2.38	1.92
2016	0.06	0.25	1.80	1.40	1.38	0.20	0.02	0.46	0.05	0.52	M	M
2017	M	M	M	2.21	1.66	0.39	0.16	0.43	3.66	2.04	0.10	0.00
2018	0.04	0.35	1.41	0.10	2.46	1.57	0.44	2.93	4.00	3.18	0.83	1.03
2019	0.24	1.48	1.13	3.03	7.21	2.45	1.03	2.72	3.23	1.09	0.71	0.79
2020	0.65	0.03	1.21	0.84	2.66	4.43	2.20	M	0.25	0.07	0.09	0.07
2021	0.02	0.01	1.08	3.06	3.94	5.06	4.12	1.26	1.68	2.10	0.18	0.29
2022	0.01	0.29	1.45	2.21	1.93	1.32	1.37	2.15	2.36	0.72	1.29	M
2023	0.01	M	0.02	0.09	0.16	M	0.61	1.46	1.06	0.84	0.07	0.94
2024	0.63	0.14	1.91	3.54	1.49	2.55	7.10	0.88	0.41	1.29	0.84	0.35
2025	0.29	M	0.22	M	M	M	0.04	M	M	M	0.09	0.84
2026	0.21	M	1.64	0.30	M	M	M	M	M	M	M	M
NCEI Climatology	1.42	1.76	2.31	3.91	5.05	5.11	4.36	3.85	4.13	2.90	2.05	1.68

Average Wind Speed [MPH]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
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	M	M	M	M	M	M	M	M	M	M
2002	M	M	M	M	9.8	6.5	6.1	5.9	6.6	7.7	8.7	9.4
2003	10.1	8.9	10.0	10.6	9.5	6.6	5.8	5.2	6.8	7.0	9.4	10.4
2004	10.5	10.0	11.7	10.9	9.6	6.7	5.6	6.0	7.0	8.5	8.9	10.3
2005	7.6	8.2	10.1	9.9	9.0	7.4	6.2	5.5	6.5	7.0	9.7	7.7
2006	9.9	8.5	10.2	10.0	7.9	4.6	3.8	3.7	6.7	9.1	9.0	9.8
2007	10.1	11.0	10.9	11.5	9.6	7.2	5.9	5.9	7.1	8.9	9.4	8.0
2008	10.7	10.4	10.2	10.9	10.3	8.6	6.0	5.0	5.7	7.5	10.0	10.1
2009	9.3	10.7	11.2	11.2	8.5	7.4	6.1	6.6	5.2	8.0	8.4	9.3
2010	8.0	7.8	9.5	10.2	8.6	7.4	6.1	5.6	7.1	7.5	10.3	8.8
2011	8.6	10.4	10.1	11.9	10.3	5.9	6.0	5.7	7.3	8.3	11.6	9.1
2012	10.4	10.0	11.0	10.3	9.4	7.8	5.4	5.4	6.1	8.9	8.3	9.5
2013	10.3	11.0	9.4	10.7	9.8	8.1	6.3	5.6	7.2	8.5	10.7	9.2
2014	12.3	9.3	11.2	11.5	9.5	7.8	6.2	5.2	5.8	8.0	10.5	8.1
2015	9.1	9.8	9.4	9.9	9.0	6.9	5.5	5.3	6.5	8.5	11.2	9.5
2016	8.9	10.0	9.6	10.9	7.8	6.9	5.6	5.3	7.0	7.1	M	M
2017	M	M	M	10.5	9.3	8.7	6.4	5.6	6.3	8.0	9.3	9.4
2018	10.5	9.9	10.6	10.2	7.6	6.8	5.6	5.9	6.0	7.0	8.4	8.4
2019	10.3	9.1	10.5	11.1	7.7	5.1	3.8	5.1	6.8	7.8	8.0	8.4
2020	7.9	8.8	9.7	10.2	8.2	7.4	4.7	4.8	6.5	7.6	9.0	6.4
2021	6.7	5.8	7.3	4.0	5.9	6.8	5.4	5.9	7.0	7.8	9.4	10.1
2022	10.0	11.3	10.9	11.5	10.5	7.3	5.9	5.7	6.4	7.5	9.8	10.8
2023	9.4	10.5	10.6	10.7	8.0	6.5	5.2	5.9	5.8	8.2	8.2	8.3
2024	8.4	9.4	11.1	11.5	8.1	8.3	5.1	5.5	5.0	8.0	8.9	9.2
2025	9.9	10.0	11.9	10.7	7.9	7.0	5.7	4.8	4.4	7.8	9.0	9.4
2026	9.7	9.2	11.0	12.0	8.1	8.4	M	M	M	M	M	M
NCEI Climatology	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
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	M	M	M	M	M	M	M	M	M	M
2002	M	M	M	M	72.92	86.60	89.25	84.13	79.69	56.92	46.55	39.37
2003	30.26	30.37	47.11	62.97	69.28	76.88	81.35	84.49	76.05	69.05	50.95	40.34
2004	30.75	36.80	52.43	66.09	75.09	78.88	80.52	78.49	80.74	64.19	52.70	38.45
2005	30.10	40.90	48.20	64.30	69.94	85.60	88.87	85.97	81.99	66.27	54.00	31.21
2006	43.08	38.78	51.28	70.29	73.07	83.53	90.48	84.87	76.07	61.83	54.58	44.44
2007	37.72	31.19	58.24	62.23	79.32	82.70	84.46	86.59	80.73	67.55	48.37	33.30
2008	34.13	32.21	48.74	60.25	70.23	80.31	82.86	81.23	75.63	65.41	50.01	34.13
2009	28.79	41.86	52.22	61.70	73.88	82.49	80.35	80.96	77.05	57.73	56.64	33.83
2010	24.54	30.94	52.41	70.24	73.30	83.26	86.70	86.89	75.40	67.39	51.46	30.60
2011	26.27	34.04	47.98	58.88	72.06	78.40	88.67	83.85	70.88	65.79	50.42	41.29
2012	39.61	40.69	64.34	65.36	78.02	84.10	91.88	85.07	76.68	61.73	51.16	40.81
2013	36.41	38.85	45.32	64.73	77.11	82.48	84.35	85.73	82.29	65.66	47.32	32.39
2014	27.94	26.86	43.65	63.42	75.84	82.80	80.25	82.95	76.62	62.99	41.76	36.89
2015	33.32	26.32	50.79	65.52	73.21	83.30	85.71	83.65	84.55	68.37	56.57	47.02
2016	34.56	42.56	56.87	65.49	75.26	89.07	86.50	86.15	84.32	76.01	M	M
2017	M	M	M	67.98	72.15	85.13	88.29	80.44	81.46	65.66	49.14	35.43
2018	31.62	36.69	45.70	54.80	81.06	84.02	84.61	86.70	79.88	62.84	40.83	40.90
2019	34.95	33.41	47.56	63.68	70.73	82.70	87.39	84.01	76.15	61.32	46.28	44.14
2020	35.54	39.32	53.89	62.18	70.03	84.98	87.97	86.17	75.86	61.32	57.14	40.42
2021	34.67	26.21	55.05	63.62	69.80	86.06	84.72	86.29	82.82	68.00	53.30	47.79
2022	30.55	38.24	50.87	58.94	75.84	85.64	85.88	84.78	79.28	66.84	51.74	36.02
2023	37.05	44.66	48.78	65.60	76.42	83.36	84.14	82.28	79.00	64.52	52.34	43.96
2024	28.86	51.61	55.28	63.08	75.95	83.42	80.95	80.83	79.34	71.02	50.90	38.45
2025	32.00	35.09	58.19	63.44	72.35	82.22	84.66	80.77	80.48	69.57	51.02	36.30
2026	31.01	46.34	59.23	66.86	74.10	83.90	M	M	M	M	M	M
NCEI Climatology	31.39	36.78	49.30	62.59	72.31	81.10	84.79	83.30	77.10	64.30	49.50	36.61

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
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	M	M	M	M	M	M	M	M	M	M
2002	M	M	M	M	52.42	67.40	70.73	64.80	54.00	39.56	28.98	23.19
2003	12.94	16.12	27.69	42.25	48.83	56.48	63.58	62.43	52.39	44.34	33.83	26.72
2004	15.04	20.74	35.23	43.11	54.78	59.81	63.21	57.86	55.42	44.48	36.72	20.56
2005	17.22	25.24	27.02	41.44	46.54	63.07	65.05	64.51	59.17	45.41	33.71	17.97
2006	28.94	18.07	32.03	46.08	52.90	61.25	67.64	65.46	52.77	41.05	32.57	26.83
2007	19.73	16.22	38.28	39.83	56.47	61.01	62.43	67.11	54.78	42.59	29.54	18.93
2008	14.88	14.39	28.16	40.26	47.88	60.76	62.83	59.62	54.73	43.92	32.49	13.87
2009	11.03	22.36	32.81	40.19	51.47	62.79	60.19	61.13	53.78	41.26	38.07	18.84
2010	11.97	11.76	33.34	46.39	53.06	64.01	68.10	65.52	53.41	41.12	30.53	16.35
2011	11.29	16.86	29.43	39.62	50.06	61.85	70.26	61.09	48.74	41.35	32.60	26.43
2012	21.66	26.48	42.99	42.27	55.20	60.71	67.57	58.92	49.54	40.10	30.93	24.47
2013	16.74	23.43	29.79	43.22	57.36	64.85	63.43	62.63	56.23	42.61	28.80	13.97
2014	7.81	8.29	24.45	40.39	53.95	63.75	60.29	64.97	52.53	42.17	22.53	25.35
2015	15.06	7.27	27.30	40.95	52.82	64.32	66.93	62.66	60.58	46.45	37.48	34.50
2016	18.78	26.20	38.45	44.15	54.20	65.16	68.39	67.50	61.48	54.41	M	M
2017	M	M	M	45.79	50.57	61.15	64.25	57.99	54.11	46.70	29.22	17.98
2018	15.05	17.99	28.52	32.12	58.01	64.04	62.72	64.86	57.44	43.26	26.71	26.43
2019	21.34	17.60	31.68	42.38	51.97	62.30	68.35	63.16	64.87	40.65	27.68	26.77
2020	23.54	23.12	36.24	38.96	51.63	63.98	67.54	61.90	53.96	40.13	35.84	24.05
2021	23.12	11.30	36.94	43.10	51.80	65.66	66.37	64.75	57.62	50.23	32.66	28.40
2022	10.81	16.64	31.71	38.72	55.81	63.26	64.92	63.70	55.52	39.43	31.64	20.16
2023	24.86	24.09	31.59	39.56	52.09	60.02	62.83	62.37	56.00	44.95	31.52	31.65
2024	17.95	27.84	34.44	43.40	54.65	63.50	62.95	61.26	53.90	44.43	35.60	25.32
2025	13.42	18.24	34.03	42.26	50.12	62.54	66.95	61.15	54.86	48.03	33.14	18.82
2026	14.23	23.39	34.61	45.26	50.23	61.10	M	M	M	M	M	M
NCEI Climatology	12.51	16.67	26.90	37.70	48.70	58.10	62.20	60.20	51.90	40.50	28.60	18.40

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

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
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	M	M	M	M	M	M	M	M	M	M
2002	M	M	M	M	62.67	77.00	79.99	74.47	66.85	48.24	37.77	31.28
2003	21.60	23.25	37.40	52.61	59.06	66.68	72.46	73.46	64.22	56.69	42.39	33.53
2004	22.89	28.77	43.83	54.60	64.94	69.34	71.86	68.17	68.08	54.34	44.71	29.51
2005	23.66	33.07	37.61	52.87	58.24	74.34	76.96	75.24	70.58	55.84	43.86	24.59
2006	36.01	28.43	41.65	58.19	62.98	72.39	79.06	75.16	64.42	51.44	43.58	35.64
2007	28.72	23.70	48.26	51.03	67.90	71.85	73.44	76.85	67.76	55.07	38.96	26.11
2008	24.51	23.30	38.45	50.25	59.05	70.53	72.84	70.42	65.18	54.67	41.25	24.00
2009	19.91	32.11	42.52	50.95	62.68	72.64	70.27	71.04	65.42	49.49	47.36	26.34
2010	18.25	21.35	42.87	58.31	63.18	73.63	77.40	76.21	64.41	54.25	41.00	23.48
2011	18.78	25.45	38.71	49.25	61.06	70.13	79.47	72.47	59.81	53.57	41.51	33.86
2012	30.64	33.58	53.66	53.82	66.61	72.40	79.73	71.99	63.11	50.92	41.04	32.64
2013	26.57	31.14	37.55	53.98	67.23	73.67	73.89	74.18	69.26	54.13	38.06	23.18
2014	17.88	17.57	34.05	51.91	64.90	73.27	70.27	73.96	64.58	52.58	32.14	31.12
2015	24.19	16.79	39.04	53.23	63.02	73.81	76.32	73.16	72.57	57.41	47.03	40.76
2016	26.67	34.38	47.66	54.82	64.73	77.11	77.44	76.82	72.90	65.21	M	M
2017	M	M	M	56.89	61.36	73.14	76.27	69.21	67.78	56.18	39.18	26.71
2018	23.33	27.34	37.11	43.46	69.54	74.03	73.66	75.78	68.66	53.09	33.77	33.66
2019	28.15	25.51	39.62	53.03	61.35	72.50	77.87	73.59	70.51	50.99	36.98	35.45
2020	29.54	31.22	45.06	50.57	60.83	74.48	77.75	74.04	64.91	50.73	46.49	32.23
2021	28.89	18.76	45.99	53.36	60.80	75.86	75.55	75.52	70.22	59.12	42.98	38.10
2022	20.68	27.44	41.29	48.83	65.82	74.45	75.40	74.24	67.40	53.14	41.69	28.09
2023	30.95	34.38	40.19	52.58	64.25	71.69	73.49	72.33	67.50	54.73	41.93	37.81
2024	23.41	39.73	44.86	53.24	65.30	73.46	71.95	71.05	66.62	57.72	43.25	31.88
2025	22.71	26.66	46.11	52.85	61.24	72.38	75.81	70.96	67.67	58.80	42.08	27.56
2026	22.62	34.86	46.92	56.06	62.16	72.50	M	M	M	M	M	M
NCEI Climatology	21.95	26.73	38.10	50.15	60.51	69.60	73.50	71.75	64.50	52.40	39.05	27.50

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
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	M	M	M	M	M	M	M	M	M	M
2002	M	M	M	M	61.3%	64.0%	67.7%	74.1%	73.5%	78.4%	74.9%	74.2%
2003	69.0%	77.8%	74.4%	68.4%	69.5%	71.6%	78.8%	78.5%	74.2%	73.4%	81.1%	84.5%
2004	84.3%	87.4%	84.2%	68.2%	84.0%	83.4%	90.3%	87.3%	66.5%	72.1%	75.0%	70.7%
2005	80.4%	79.1%	65.9%	60.5%	59.6%	68.9%	67.6%	72.1%	70.9%	70.1%	68.3%	80.9%
2006	77.7%	63.8%	71.5%	60.5%	65.9%	65.5%	71.6%	78.1%	71.2%	66.3%	73.2%	74.8%
2007	77.2%	69.3%	74.3%	61.1%	63.3%	70.0%	72.0%	78.1%	70.9%	76.2%	70.9%	90.0%
2008	79.0%	83.4%	76.1%	76.2%	69.2%	75.5%	81.4%	82.2%	85.4%	74.6%	76.4%	83.0%
2009	78.6%	76.8%	74.2%	72.3%	69.6%	79.8%	81.0%	85.0%	83.4%	84.3%	79.9%	85.4%
2010	85.1%	81.9%	73.8%	58.8%	66.0%	68.5%	71.7%	74.0%	74.6%	62.0%	71.9%	80.8%
2011	80.2%	77.5%	73.0%	71.1%	68.8%	79.6%	76.6%	73.5%	71.0%	61.5%	72.4%	81.6%
2012	74.5%	77.6%	69.4%	61.8%	59.6%	62.5%	66.4%	66.8%	67.5%	68.1%	71.1%	79.5%
2013	73.0%	68.2%	59.6%	52.1%	57.5%	65.4%	67.1%	68.9%	64.2%	64.6%	66.8%	74.2%
2014	66.3%	67.0%	66.8%	59.3%	59.5%	71.6%	71.0%	79.1%	72.7%	72.5%	73.5%	83.3%
2015	77.8%	71.1%	64.6%	58.7%	74.1%	69.7%	68.8%	67.7%	64.2%	67.8%	74.4%	84.6%
2016	78.7%	75.1%	75.0%	66.6%	67.3%	63.9%	83.6%	84.5%	75.3%	75.2%	M	M
2017	M	M	M	64.7%	67.1%	59.2%	72.8%	77.5%	68.9%	72.1%	70.3%	67.5%
2018	73.5%	74.5%	71.6%	60.5%	67.8%	74.9%	77.2%	79.6%	80.7%	77.5%	83.4%	87.3%
2019	84.9%	83.7%	73.0%	70.2%	83.5%	74.0%	74.1%	78.9%	83.8%	78.1%	79.6%	82.7%
2020	86.7%	76.7%	77.6%	68.1%	73.6%	70.3%	80.6%	75.5%	77.2%	71.1%	74.1%	81.1%
2021	86.0%	76.6%	71.9%	64.2%	74.1%	70.0%	81.5%	79.9%	73.1%	78.7%	67.4%	73.4%
2022	74.8%	71.4%	72.3%	70.3%	69.1%	67.1%	85.0%	87.6%	82.8%	76.3%	83.2%	89.6%
2023	93.8%	84.1%	83.8%	66.1%	56.2%	59.8%	75.1%	80.1%	74.0%	71.2%	66.5%	82.4%
2024	85.0%	66.0%	65.4%	65.0%	67.2%	68.8%	81.4%	80.3%	71.1%	57.8%	79.4%	79.2%
2025	67.3%	70.4%	63.1%	64.4%	62.4%	76.1%	82.4%	80.4%	70.3%	66.0%	71.9%	79.2%
2026	70.4%	63.8%	66.7%	67.2%	56.2%	52.1%	M	M	M	M	M	M