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
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	0.00
2007	0.01	0.00	0.20	0.66	2.68	3.06	1.31	2.09	0.42	0.18	1.22	0.93
2008	0.48	0.77	0.62	0.87	0.89	0.60	0.57	1.24	0.90	0.38	1.48	0.73
2009	1.46	0.22	0.40	0.53	0.99	1.05	1.26	0.65	1.30	1.15	0.39	0.18
2010	0.47	0.06	0.46	0.36	2.47	0.35	1.08	1.01	1.07	0.51	0.20	1.08
2011	1.16	0.60	0.57	0.34	0.41	6.05	3.56	1.05	0.83	0.31	0.78	0.83
2012	1.67	0.44	0.91	2.65	2.76	2.40	2.10	1.66	0.38	2.49	0.77	1.43
2013	1.29	0.26	0.83	0.68	1.13	4.08	2.42	1.09	0.66	0.53	0.69	2.77
2014	0.20	0.62	0.29	1.30	2.04	1.83	0.72	0.54	1.70	1.37	1.36	0.41
2015	0.76	0.91	1.47	0.90	2.38	3.62	3.18	3.74	3.04	2.03	1.07	0.53
2016	1.46	0.29	0.76	0.24	2.94	3.09	2.42	3.27	1.68	1.75	0.52	0.33
2017	1.71	0.42	0.44	1.21	1.12	1.98	2.24	1.16	1.18	1.07	1.15	0.17
2018	1.29	0.53	0.77	0.44	0.31	2.96	4.03	0.93	1.34	0.45	1.20	0.85
2019	0.51	0.59	0.28	0.60	0.29	2.64	2.53	1.95	0.99	1.09	1.59	0.74
2020	1.35	1.01	1.19	0.61	1.62	2.63	3.26	2.22	0.98	1.06	0.74	1.04
2021	0.77	0.94	0.82	1.19	0.73	1.68	0.93	1.62	1.13	0.52	1.81	0.62
2022	1.30	1.01	0.55	2.14	2.37	1.84	0.74	1.17	0.68	0.27	0.37	1.14
2023	0.48	0.73	0.26	0.51	1.97	0.67	4.10	2.11	0.23	0.65	0.53	0.18
2024	0.43	0.35	0.22	0.47	1.46	3.27	1.73	2.78	1.37	1.18	1.17	0.37
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
2004	M	M	M	M	M	M	M	5.7	9.3	8.5	7.1	8.7
2005	5.8	6.6	8.4	8.8	8.6	7.0	7.6	7.1	7.5	7.6	7.4	7.1
2006	6.1	7.9	8.4	8.6	8.6	8.4	7.6	6.4	8.5	6.8	7.4	7.7
2007	7.8	7.4	8.2	8.4	8.6	7.7	7.4	6.2	7.0	8.3	7.4	6.0
2008	2.7	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0
2009	0.0	0.0	0.0	0.0	7.2	8.5	6.8	7.3	9.7	7.0	7.0	5.4
2010	5.4	5.2	6.9	9.1	7.9	8.3	8.6	7.5	7.3	9.7	7.2	5.2
2011	7.1	7.2	8.6	8.4	9.5	7.2	7.6	7.0	8.3	8.1	7.3	8.5
2012	8.0	7.0	7.5	9.0	10.7	8.9	6.5	6.9	7.6	7.5	6.4	6.2
2013	6.4	7.2	7.4	9.5	10.1	7.1	6.1	6.9	7.1	6.8	6.5	6.7
2014	7.4	5.4	7.4	8.9	7.8	6.9	7.2	7.0	7.1	7.9	5.7	4.4
2015	6.9	6.8	7.6	10.4	9.8	7.7	8.4	7.5	8.2	7.8	7.1	4.7
2016	5.6	6.7	6.6	9.9	8.3	7.8	6.1	2.8	7.8	7.0	6.2	7.2
2017	6.8	6.3	8.4	8.9	9.5	9.1	7.1	8.0	7.3	8.6	6.7	7.6
2018	5.9	6.7	8.3	8.6	10.0	8.4	6.9	6.3	6.1	7.5	5.5	6.2
2019	7.4	5.3	5.9	9.0	9.2	8.1	6.3	6.2	7.9	7.5	5.9	5.8
2020	6.4	7.6	8.2	7.7	9.2	8.9	7.4	8.4	7.5	7.1	7.2	6.5
2021	7.9	7.3	8.2	7.5	8.8	8.8	7.8	8.9	8.6	9.0	7.8	5.8
2022	7.7	8.6	7.7	8.3	8.7	8.6	7.7	7.2	7.4	9.0	7.1	5.3
2023	5.0	7.2	6.8	8.7	8.3	8.7	5.5	6.5	7.4	7.0	7.0	6.4
2024	5.3	6.4	8.0	9.3	8.8	7.3	8.0	7.6	6.7	7.1	6.8	5.8
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
2004	M	M	M	M	M	M	M	60.29	48.35	25.89	32.38	19.95
2005	9.82	28.41	37.22	53.31	63.34	67.01	69.88	66.01	58.46	48.53	35.85	26.14
2006	22.69	26.50	26.99	56.35	63.27	70.72	73.76	70.15	63.96	44.53	12.52	26.31
2007	25.31	15.47	28.02	42.21	59.05	67.66	73.99	63.45	57.55	49.47	26.70	13.72
2008	14.24	19.64	32.83	42.32	61.24	68.04	74.20	72.46	61.50	51.19	32.44	5.97
2009	12.37	19.91	24.46	46.71	57.58	67.13	72.89	72.78	66.21	40.80	32.31	3.68
2010	13.98	25.63	38.37	53.19	57.83	70.22	74.60	68.82	57.27	50.33	27.79	7.92
2011	15.34	18.47	21.35	44.34	63.95	64.80	66.29	67.79	62.60	49.25	26.26	31.40
2012	22.77	27.77	32.30	47.31	60.49	66.61	76.77	74.32	68.96	38.96	14.07	6.24
2013	17.67	29.37	25.52	36.61	65.05	66.07	68.64	71.16	66.66	49.73	24.84	10.20
2014	23.66	8.12	23.10	43.02	58.72	67.63	76.24	73.80	61.27	48.21	20.01	18.02
2015	20.17	19.85	37.49	50.53	63.53	70.21	74.64	69.35	58.15	51.59	32.28	19.54
2016	18.91	29.58	35.81	55.44	61.61	68.36	71.69	39.97	60.46	34.55	34.22	13.73
2017	22.17	21.92	26.26	44.35	63.65	69.40	72.92	72.37	64.51	46.96	18.18	21.06
2018	15.17	13.34	25.88	38.56	69.53	68.78	70.66	70.34	48.78	46.47	27.66	21.03
2019	21.45	0.14	33.55	46.86	63.86	67.27	68.31	64.96	59.35	44.76	27.70	20.98
2020	10.66	24.46	23.59	42.03	60.21	66.23	69.00	69.08	61.39	40.99	27.27	23.67
2021	22.32	7.12	33.10	44.25	61.45	74.04	73.79	71.40	62.20	46.38	32.72	4.73
2022	18.09	20.76	32.80	39.84	56.09	68.80	74.08	77.15	67.93	55.64	26.06	3.41
2023	24.13	20.58	26.03	49.63	71.35	72.51	73.86	71.66	64.42	48.80	35.37	31.80
2024	8.82	26.39	32.40	50.46	60.71	64.32	77.52	73.10	64.48	45.30	22.02	25.66
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 Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2004	M	M	M	M	M	M	M	51.68	39.39	-3.63	11.98	2.52
2005	-5.73	9.27	21.52	31.82	39.12	46.75	46.49	44.26	37.56	30.71	22.26	12.78
2006	7.43	9.05	9.63	32.57	40.90	49.06	51.99	44.60	41.72	26.21	-2.89	10.11
2007	6.90	-0.47	8.84	26.90	38.50	46.91	51.56	45.45	35.48	30.17	11.71	-2.25
2008	-3.45	-0.94	12.35	25.28	41.82	44.12	47.62	48.35	40.74	31.93	16.45	-9.77
2009	-6.06	1.95	3.46	27.10	36.42	42.64	47.52	46.70	44.65	29.00	22.60	-4.90
2010	0.60	6.97	21.26	32.34	36.27	46.58	48.81	46.41	36.97	34.19	11.14	-5.08
2011	0.12	0.24	5.74	26.75	41.61	46.29	48.89	45.65	41.77	30.25	7.60	13.71
2012	5.32	7.35	12.83	28.27	39.43	47.86	50.01	46.57	40.74	25.91	4.15	-9.08
2013	0.64	11.17	6.85	22.27	41.36	48.51	48.60	49.45	41.35	29.69	7.14	-8.71
2014	2.96	-11.00	3.92	25.35	36.54	43.80	50.78	47.53	38.30	32.25	4.51	1.50
2015	4.97	5.46	21.75	33.53	39.93	46.40	48.78	46.64	37.48	32.18	14.36	6.27
2016	5.06	14.64	20.92	34.17	37.91	47.80	48.30	35.61	37.74	25.89	18.56	-0.51
2017	9.61	6.80	10.47	28.68	42.08	46.68	48.22	48.25	40.56	28.66	2.06	6.44
2018	-0.64	-6.13	8.27	21.04	43.98	48.49	51.06	45.88	30.60	26.60	14.41	7.30
2019	5.82	-18.68	12.62	29.10	39.15	46.92	49.32	45.36	40.09	27.85	13.82	4.46
2020	-5.95	4.88	4.45	21.35	39.05	47.75	50.90	45.59	39.68	22.46	10.47	8.69
2021	7.73	-9.28	14.25	24.48	39.09	50.18	51.00	48.60	41.20	29.50	15.74	-11.50
2022	-0.84	4.04	15.31	26.82	37.19	48.62	51.47	52.23	41.66	34.50	9.04	-12.50
2023	10.12	2.99	5.03	30.28	45.25	50.89	52.78	50.31	40.18	29.60	22.47	15.70
2024	-3.99	8.22	13.72	28.87	40.16	45.58	53.87	50.08	42.93	29.70	9.66	6.37
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 Temperature (high+low)/2 [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2004	M	M	M	M	M	M	M	55.99	43.87	11.13	22.18	11.23
2005	2.04	18.84	29.37	42.57	51.23	56.88	58.18	55.14	48.01	39.62	29.06	19.46
2006	15.06	17.77	18.31	44.46	52.08	59.89	62.87	57.38	52.84	35.37	4.82	18.21
2007	16.11	7.50	18.43	34.55	48.78	57.28	62.78	54.45	46.51	39.82	19.21	5.73
2008	5.40	9.35	22.59	33.80	51.53	56.08	60.91	60.41	51.12	41.56	24.45	-1.90
2009	3.16	10.93	13.96	36.90	47.00	54.88	60.20	59.74	55.43	34.90	27.46	-0.61
2010	7.29	16.30	29.81	42.77	47.05	58.40	61.70	57.61	47.12	42.26	19.47	1.42
2011	7.73	9.36	13.55	35.54	52.78	55.55	57.59	56.72	52.18	39.75	16.93	22.55
2012	14.05	17.56	22.56	37.79	49.96	57.24	63.39	60.44	54.85	32.43	9.11	-1.42
2013	9.15	20.27	16.19	29.44	53.21	57.29	58.62	60.30	54.01	39.71	15.99	0.74
2014	13.31	-1.44	13.51	34.19	47.63	55.72	63.51	60.67	49.78	40.23	12.26	9.76
2015	12.57	12.65	29.62	42.03	51.73	58.31	61.71	58.00	47.81	41.89	23.32	12.91
2016	11.99	22.11	28.37	44.81	49.76	58.08	60.00	37.79	49.10	30.22	26.39	6.61
2017	15.89	14.36	18.37	36.52	52.87	58.04	60.57	60.31	52.54	37.81	10.12	13.75
2018	7.27	3.60	17.08	29.80	56.76	58.64	60.86	58.11	39.69	36.53	21.04	14.16
2019	13.63	-9.27	23.09	37.98	51.51	57.10	58.81	55.16	49.72	36.31	20.76	12.72
2020	2.35	14.67	14.02	31.69	49.63	56.99	59.95	57.34	50.54	31.72	18.87	16.18
2021	15.02	-1.08	23.68	34.36	50.27	62.11	62.40	60.00	51.70	37.94	24.23	-3.39
2022	8.63	12.40	24.05	33.33	46.64	58.71	62.78	64.69	54.79	45.07	17.55	-4.55
2023	17.13	11.79	15.53	39.95	58.30	61.70	63.32	60.98	52.30	39.20	28.92	23.75
2024	2.42	17.31	23.06	39.66	50.43	54.95	65.70	61.59	53.71	37.50	15.84	16.02
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 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
2004	M	M	M	M	M	M	M	66.1%	76.1%	81.1%	81.5%	78.5%
2005	81.1%	71.7%	71.3%	54.8%	55.1%	67.1%	66.5%	68.3%	66.5%	69.6%	74.2%	83.5%
2006	84.9%	71.7%	75.2%	47.7%	52.6%	57.8%	64.4%	62.7%	62.7%	74.1%	80.8%	78.0%
2007	75.6%	78.8%	74.3%	66.2%	59.2%	64.0%	63.9%	76.1%	71.1%	64.4%	78.7%	81.8%
2008	77.8%	72.6%	69.8%	61.8%	54.3%	57.4%	54.2%	58.2%	64.9%	57.2%	81.3%	75.4%
2009	70.6%	70.9%	66.7%	58.4%	50.9%	52.2%	61.3%	55.4%	62.4%	81.4%	79.5%	76.7%
2010	85.6%	83.9%	67.5%	53.6%	55.4%	51.2%	54.8%	64.8%	68.6%	64.9%	75.8%	84.7%
2011	81.0%	73.5%	78.8%	64.5%	53.8%	70.5%	75.8%	71.7%	68.6%	69.7%	81.4%	77.0%
2012	74.8%	74.0%	74.1%	62.1%	48.6%	66.0%	66.0%	61.2%	54.4%	83.1%	83.2%	81.9%
2013	81.7%	81.1%	71.0%	69.1%	52.7%	73.3%	75.2%	74.5%	65.3%	72.0%	80.8%	80.9%
2014	79.6%	77.0%	67.4%	68.1%	54.4%	64.0%	62.5%	61.1%	69.3%	78.9%	84.3%	87.0%
2015	80.5%	80.8%	72.7%	54.0%	47.9%	62.3%	59.7%	63.5%	70.5%	70.7%	76.0%	86.5%
2016	83.5%	81.3%	79.1%	55.6%	56.7%	68.5%	73.6%	83.2%	72.5%	90.5%	83.5%	77.9%
2017	81.4%	78.5%	73.3%	71.9%	56.3%	59.7%	66.7%	65.4%	69.4%	70.4%	82.5%	76.5%
2018	82.5%	75.5%	74.8%	65.5%	44.3%	63.5%	70.8%	72.0%	75.1%	67.2%	86.6%	82.7%
2019	83.3%	74.9%	68.6%	59.9%	45.8%	64.3%	77.3%	79.2%	75.7%	74.7%	85.4%	81.7%
2020	79.4%	74.5%	70.3%	60.7%	62.2%	68.1%	78.9%	71.1%	71.0%	74.8%	83.8%	83.0%
2021	82.0%	78.2%	74.6%	63.9%	55.5%	59.3%	65.8%	67.0%	71.2%	76.0%	89.6%	85.6%
2022	86.3%	86.8%	82.5%	76.8%	69.5%	63.9%	69.2%	69.8%	63.3%	65.6%	81.8%	82.8%
2023	91.8%	84.3%	77.2%	61.2%	52.5%	56.2%	76.0%	77.8%	64.1%	74.1%	86.3%	84.6%
2024	83.9%	78.3%	70.1%	53.2%	54.4%	64.2%	61.0%	64.6%	67.2%	75.3%	82.9%	86.2%
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:

Jul 2026

JanFebMarAprMayJunJulAugSepOctNovDec 20042005200620072008200920102011201220132014201520162017201820192020202120222023202420252026

Sep 2026