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
2000	0.00	0.00	M	0.00	M	M	M	M	M	M	M	0.00
2001	1.48	2.75	0.00	0.86	1.90	4.91	1.95	3.77	4.61	3.95	2.92	2.55
2002	1.48	2.39	4.23	3.30	4.55	5.22	1.72	2.62	1.24	3.54	3.19	0.92
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	0.00
2007	0.05	0.00	1.86	5.96	1.97	3.41	8.64	3.79	1.01	2.97	2.79	5.10
2008	2.65	3.17	5.01	2.33	2.85	8.75	11.30	2.87	3.07	3.29	4.45	4.91
2009	1.98	5.06	1.59	2.62	4.72	2.38	7.79	6.31	1.59	3.62	0.93	3.16
2010	2.61	1.47	0.62	1.51	0.89	4.07	0.24	0.16	0.00	0.43	3.69	3.74
2011	1.31	0.12	3.42	0.00	0.00	0.00	0.00	0.00	0.00	2.98	1.39	2.90
2012	2.19	1.14	1.14	1.95	2.10	2.89	0.83	4.05	6.76	2.48	1.16	4.68
2013	3.17	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	M	M	M
2014	1.00	1.50	2.08	2.10	3.43	3.86	2.83	4.86	2.66	2.44	0.35	10.76
2015	1.96	2.50	M	M	M	M	M	3.98	3.27	3.15	2.32	4.36
2016	2.53	5.13	4.98	2.11	0.94	4.86	4.70	3.47	1.34	4.13	1.03	2.84
2017	4.80	3.55	3.48	5.45	6.99	4.10	4.55	3.80	1.81	6.58	4.02	1.63
2018	3.17	2.35	2.06	3.55	1.90	3.20	5.03	M	M	0.05	3.28	4.32
2019	3.09	2.88	2.74	5.96	1.12	M	0.80	1.86	2.24	3.86	2.34	2.51
2020	3.77	2.44	4.08	2.80	1.84	1.17	2.47	5.06	2.36	3.62	2.49	3.74
2021	1.72	0.78	2.88	1.18	0.93	5.94	5.49	1.34	4.71	4.07	2.19	3.16
2022	1.58	2.38	2.55	3.24	4.06	2.93	0.90	4.79	2.64	M	M	M
2023	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
2000	M	M	M	M	M	M	M	M	M	M	M	M
2001	0.0	0.0	M	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0
2002	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0
2003	M	M	M	M	M	M	M	M	M	M	M	M
2004	M	M	M	M	M	M	M	M	0.0	0.0	0.0	0.0
2005	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0
2006	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0
2007	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0
2008	0.0	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	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0
2010	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0
2011	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0
2012	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0
2013	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0
2014	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0
2015	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0
2016	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0
2017	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0
2018	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0
2019	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0
2020	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0
2021	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0
2022	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	M	M
2023	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
2000	20.72	19.45	33.60	33.40	54.88	73.90	M	72.70	M	37.20	M	17.10
2001	20.74	23.83	33.60	49.94	65.67	74.25	73.95	79.01	66.69	52.96	42.90	32.99
2002	27.94	28.38	33.34	48.56	57.71	68.81	78.34	78.78	73.59	48.45	36.50	27.20
2003	15.08	19.04	32.97	46.50	63.92	74.98	77.59	77.79	69.69	49.70	40.50	27.99
2004	32.00	37.40	M	M	M	64.68	71.44	66.17	61.64	49.62	33.31	16.39
2005	17.07	27.03	34.09	51.56	61.04	77.30	80.26	M	50.90	54.86	41.33	25.75
2006	28.30	14.16	25.61	42.03	66.18	68.72	68.26	61.52	51.53	41.03	36.36	28.06
2007	23.29	18.57	33.66	51.40	67.45	78.55	77.16	78.97	69.63	57.72	37.92	24.12
2008	25.57	23.79	30.87	54.74	61.05	74.19	74.78	73.12	65.98	50.84	38.56	23.84
2009	13.63	25.39	36.56	51.05	60.77	70.67	70.54	73.43	65.71	48.39	43.73	25.44
2010	24.21	27.56	45.96	56.71	68.21	70.72	80.02	75.90	64.23	51.09	39.64	24.76
2011	17.35	23.83	33.26	48.62	63.25	73.05	79.59	74.68	68.82	53.80	45.62	29.68
2012	23.51	28.65	44.13	49.56	67.73	74.65	81.96	75.62	65.13	54.81	37.31	27.73
2013	22.76	23.28	35.40	46.35	65.55	68.98	78.02	73.93	64.54	54.52	35.82	20.16
2014	17.17	20.52	26.97	46.46	64.41	73.77	73.40	73.10	65.92	55.84	33.44	28.42
2015	17.06	11.29	31.40	48.36	70.94	70.66	77.06	74.13	71.50	50.53	43.80	37.23
2016	24.88	25.04	36.44	45.08	66.31	73.00	77.72	78.71	69.37	53.29	45.53	27.42
2017	26.60	28.56	29.77	50.73	60.22	70.08	75.51	72.44	70.58	59.33	37.66	19.41
2018	20.46	29.00	33.90	42.73	67.73	71.99	80.88	76.86	67.62	47.66	32.34	26.00
2019	16.68	22.98	32.35	45.00	54.72	69.34	80.33	74.47	65.39	53.80	32.53	27.68
2020	25.30	26.85	38.04	46.36	62.98	74.26	82.00	73.03	62.98	50.48	42.85	29.58
2021	23.49	23.68	37.98	55.00	64.64	76.27	74.47	78.68	66.52	57.67	38.88	29.80
2022	14.49	25.61	35.14	47.78	68.70	70.66	77.24	76.20	65.26	54.00	M	M
2023	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
2000	19.42	16.57	33.60	31.70	53.10	65.50	M	71.00	M	36.30	M	12.60
2001	2.82	1.80	30.70	30.73	45.08	54.04	54.91	56.79	49.24	39.30	31.55	22.24
2002	15.14	8.75	14.87	31.02	39.85	51.47	59.40	57.83	51.31	35.36	24.70	13.91
2003	-3.39	-3.66	11.30	27.77	44.42	52.50	58.80	60.67	52.17	36.93	28.82	15.70
2004	32.00	20.95	M	M	M	62.15	63.92	63.28	59.17	45.06	28.41	10.42
2005	-1.47	6.87	11.85	32.55	40.37	57.52	58.80	M	46.20	41.33	27.12	12.00
2006	12.95	7.34	18.93	34.29	59.30	64.14	66.24	57.34	49.31	38.82	34.94	25.20
2007	7.14	-0.61	14.65	30.42	42.70	54.30	54.42	55.87	49.11	41.76	25.05	10.88
2008	9.41	3.07	10.50	31.79	40.66	53.95	56.87	54.32	48.04	35.40	26.64	6.67
2009	-6.53	5.92	16.25	31.37	41.18	50.94	55.64	56.49	46.60	36.54	30.76	12.75
2010	11.95	15.90	26.41	36.28	45.91	52.63	59.97	56.21	50.53	37.32	27.45	15.41
2011	4.34	6.17	15.82	31.00	46.18	54.21	59.04	56.94	50.92	39.42	30.98	17.03
2012	4.92	9.97	25.31	31.86	46.67	54.88	57.40	57.45	47.61	40.54	24.06	17.00
2013	3.34	8.20	20.89	29.89	43.11	52.97	58.41	55.64	47.01	39.84	22.97	5.45
2014	0.93	2.80	5.80	29.37	45.74	54.52	56.32	55.67	48.36	43.60	22.43	18.15
2015	-5.65	-10.87	9.48	30.77	45.92	51.61	57.18	58.30	53.28	35.57	30.22	27.96
2016	8.86	5.55	18.36	25.63	43.64	52.20	58.26	59.83	50.55	40.22	31.37	9.24
2017	13.47	13.16	12.71	34.30	44.31	53.53	57.26	55.14	52.16	42.91	24.22	7.15
2018	3.97	8.75	21.25	26.06	43.37	51.74	59.18	60.05	51.86	36.08	22.91	11.15
2019	-1.28	2.38	12.64	29.46	37.22	44.40	58.76	55.84	48.63	38.48	20.97	14.19
2020	11.10	6.81	21.65	28.89	41.09	52.37	62.26	57.07	46.53	35.65	28.58	18.38
2021	12.45	4.93	16.51	34.77	42.84	55.99	57.19	61.78	50.56	44.39	27.05	16.95
2022	-8.44	1.43	18.29	31.85	46.24	53.42	58.35	57.82	49.36	36.77	M	M
2023	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
2000	20.07	18.01	33.60	32.55	53.99	69.70	M	71.85	M	36.75	M	14.85
2001	11.78	12.82	32.15	40.34	55.38	64.15	64.43	67.90	57.96	46.13	37.22	27.61
2002	21.54	18.57	24.10	39.79	48.78	60.14	68.87	68.31	62.45	41.90	30.60	20.55
2003	5.85	7.69	22.14	37.14	54.17	63.74	68.20	69.23	60.93	43.32	34.66	21.84
2004	32.00	29.17	M	M	M	63.42	67.68	64.73	60.40	47.34	30.86	13.41
2005	7.80	16.95	22.97	42.05	50.70	67.41	69.53	M	48.55	48.10	34.23	18.87
2006	20.62	10.75	22.27	38.16	62.74	66.43	67.25	59.43	50.42	39.92	35.65	26.63
2007	15.21	8.98	24.16	40.91	55.08	66.42	65.79	67.42	59.37	49.74	31.48	17.50
2008	17.49	13.43	20.69	43.26	50.85	64.07	65.83	63.72	57.01	43.12	32.60	15.25
2009	3.55	15.66	26.41	41.21	50.98	60.81	63.09	64.96	56.16	42.46	37.24	19.10
2010	18.08	21.73	36.19	46.50	57.06	61.67	70.00	66.05	57.38	44.20	33.54	20.09
2011	10.85	15.00	24.54	39.81	54.72	63.63	69.32	65.81	59.87	46.61	38.30	23.35
2012	14.21	19.31	34.72	40.71	57.20	64.76	69.68	66.54	56.37	47.67	30.68	22.36
2013	13.05	15.74	28.15	38.12	54.33	60.97	68.22	64.78	55.77	47.18	29.40	12.80
2014	9.05	11.66	16.39	37.92	55.07	64.15	64.86	64.39	57.14	49.72	27.93	23.29
2015	5.71	0.21	20.44	39.56	58.43	61.14	67.12	66.21	62.39	43.05	37.01	32.59
2016	16.87	15.29	27.40	35.35	54.97	62.60	67.99	69.27	59.96	46.75	38.45	18.33
2017	20.04	20.86	21.24	42.52	52.26	61.80	66.39	63.79	61.37	51.12	30.94	13.28
2018	12.21	18.87	27.58	34.40	55.55	61.87	70.03	68.45	59.74	41.87	27.62	18.57
2019	7.70	12.68	22.50	37.23	45.97	56.87	69.54	65.16	57.01	46.14	26.75	20.94
2020	18.20	16.83	29.85	37.63	52.04	63.32	72.13	65.05	54.76	43.07	35.71	23.98
2021	17.97	14.30	27.24	44.89	53.74	66.13	65.83	70.23	58.54	51.03	32.97	23.38
2022	3.02	13.52	26.71	39.82	57.47	62.04	67.80	67.01	57.31	45.39	M	M
2023	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
2000	M	M	M	M	M	M	M	M	M	M	M	M
2001	78.6%	73.0%	M	58.9%	66.9%	72.2%	73.3%	71.6%	80.4%	82.5%	82.7%	84.2%
2002	81.9%	74.1%	69.7%	69.4%	65.5%	75.7%	71.3%	73.8%	73.6%	81.5%	84.4%	80.7%
2003	M	M	M	M	M	M	M	M	M	M	M	M
2004	M	M	M	M	M	M	M	M	81.0%	80.3%	82.6%	84.1%
2005	73.8%	73.4%	65.0%	65.0%	69.1%	76.7%	73.8%	75.8%	78.1%	80.8%	80.6%	81.8%
2006	82.2%	73.7%	65.0%	66.0%	74.2%	72.0%	79.3%	75.9%	87.4%	86.7%	88.7%	89.6%
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	71.9%
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	77.4%	M	93.2%	M	M
2012	M	M	M	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	63.6%	M	M	M	M	M	M
2017	M	M	M	M	M	M	M	M	M	M	M	M
2018	79.1%	80.8%	72.3%	72.5%	65.0%	74.8%	76.5%	84.6%	87.5%	82.0%	84.6%	84.7%
2019	76.2%	75.4%	71.0%	74.8%	71.6%	65.9%	75.9%	77.9%	82.9%	84.8%	84.3%	84.4%
2020	85.7%	77.8%	74.4%	64.9%	60.2%	74.8%	78.0%	84.5%	86.2%	84.2%	84.4%	86.1%
2021	85.1%	76.9%	72.4%	65.2%	66.8%	74.9%	82.4%	84.4%	85.4%	90.0%	84.3%	81.4%
2022	75.2%	78.2%	76.4%	69.9%	67.2%	81.9%	75.5%	82.8%	87.5%	83.5%	M	M
2023	M	M	M	M	M	M	M	M	M	M	M	M

Monthly Plots

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May 2025

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