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	M	0.00	M	M	M	M	M	M	M	M	M	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	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	0.00
2007	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2008	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2009	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2010	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2011	0.00	0.00	0.00	0.00	0.00	0.00	0.00	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	0.00	0.00	0.00	0.00	0.00
2013	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	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	0.00	0.00	M	M	M	M	M
2017	M	M	M	M	M	M	0.00	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

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	5.0
2001	6.4	4.6	8.0	8.3	10.4	6.5	6.6	5.9	7.1	7.6	6.4	3.2
2002	5.3	6.8	4.9	5.7	8.5	7.6	8.5	7.9	7.2	5.7	5.5	3.1
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	15.3
2007	8.4	4.6	6.6	8.1	8.4	6.6	7.5	5.6	7.3	8.7	6.9	5.1
2008	5.3	5.3	6.9	9.9	8.1	7.7	8.2	7.3	6.7	9.4	6.3	5.4
2009	5.3	4.4	7.9	6.5	8.3	8.2	6.5	7.5	7.7	7.1	8.4	4.9
2010	3.9	2.8	7.3	7.2	7.7	7.7	8.9	7.4	7.0	8.7	7.5	4.9
2011	8.0	9.4	5.1	7.3	7.3	7.4	8.9	7.8	8.5	8.9	8.0	9.3
2012	9.2	5.6	7.1	7.8	9.4	8.8	6.8	7.3	8.6	8.1	5.9	5.7
2013	7.2	8.0	5.4	9.3	9.3	7.1	6.3	5.9	6.4	6.6	4.6	6.3
2014	8.9	5.0	7.7	8.3	7.9	7.7	6.8	6.6	7.1	6.8	5.0	3.7
2015	7.5	5.8	8.1	9.9	7.0	7.9	9.2	7.4	7.8	7.3	7.6	4.1
2016	4.6	6.3	5.6	8.8	8.2	8.6	6.4	6.4	8.4	5.4	5.1	8.5
2017	7.8	6.0	6.3	7.5	8.3	8.9	7.9	8.5	7.3	9.2	6.4	7.4
2018	5.3	7.3	5.8	7.4	9.5	8.7	7.5	7.9	5.9	7.9	4.8	6.3
2019	7.2	5.3	4.7	8.9	6.5	9.0	6.9	6.3	7.1	7.1	7.2	5.4
2020	6.4	8.8	8.2	9.4	8.2	8.8	8.0	7.7	7.7	7.5	7.1	6.4
2021	8.5	7.5	8.6	8.5	8.0	8.3	7.4	9.0	8.6	8.2	8.0	7.1
2022	8.5	9.0	8.0	7.7	8.7	7.2	8.1	7.8	7.6	8.6	7.9	5.5
2023	6.5	7.9	5.0	7.8	7.0	8.0	6.3	6.9	7.7	6.3	6.6	6.2
2024	5.2	5.5	7.4	9.3	9.4	8.4	8.9	7.5	7.5	7.1	5.6	5.4
2025	9.2	5.9	6.8	9.7	8.3	9.8	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	21.80	4.70	M	41.00	48.65	62.60	M	50.00	M	15.80	M	41.00
2001	39.55	22.29	44.60	47.66	59.23	64.76	69.34	71.83	62.84	47.79	31.70	13.25
2002	18.88	29.43	17.19	36.80	54.70	70.94	70.88	68.46	57.02	45.01	38.72	29.45
2003	18.82	21.07	25.03	44.36	58.19	67.88	73.23	68.06	60.02	51.51	28.16	22.42
2004	M	30.20	M	M	M	71.30	68.28	64.24	50.20	40.66	30.32	18.74
2005	11.68	34.44	40.30	54.08	64.98	65.18	68.52	M	53.60	49.83	37.22	30.55
2006	24.08	19.65	12.56	47.78	58.64	62.60	57.46	56.75	64.40	M	-5.80	29.70
2007	31.19	17.57	27.29	43.55	59.22	68.46	74.52	65.06	60.01	50.64	31.31	16.63
2008	16.88	22.24	35.52	44.71	61.41	68.59	73.79	72.66	63.33	51.86	34.37	10.65
2009	16.55	23.54	25.97	47.20	57.97	69.27	73.50	72.85	65.81	41.40	35.47	10.31
2010	13.38	24.15	39.86	52.93	57.55	69.28	75.06	69.37	57.58	51.75	30.37	8.20
2011	19.90	21.35	20.90	45.31	62.81	64.77	66.41	68.87	65.12	50.06	29.96	35.25
2012	26.25	30.63	34.15	48.98	61.09	66.56	76.71	75.14	69.98	37.75	19.88	9.82
2013	23.87	36.37	28.92	41.60	65.21	67.82	69.57	71.02	67.46	52.96	25.55	13.55
2014	32.06	10.72	24.92	46.88	61.21	69.26	77.06	75.08	62.66	49.30	21.38	18.65
2015	24.74	24.16	41.93	51.98	64.81	69.98	74.62	69.68	59.00	53.54	36.20	19.81
2016	21.20	36.28	40.01	58.58	62.31	69.38	72.59	69.86	60.86	35.72	33.80	16.85
2017	26.83	24.74	27.30	45.56	63.76	69.02	72.41	73.34	65.72	49.83	21.14	25.96
2018	19.63	16.96	27.01	41.36	69.05	68.24	71.54	71.48	49.58	48.72	32.30	23.35
2019	26.14	6.03	37.05	48.56	62.19	66.38	68.12	65.39	59.06	44.83	32.78	26.48
2020	14.93	29.14	26.54	45.98	60.05	65.36	69.97	69.99	62.42	43.09	31.10	28.28
2021	28.17	11.36	37.69	49.10	61.79	74.36	74.56	71.37	62.72	45.59	36.14	10.40
2022	23.48	28.85	38.85	41.18	55.46	68.42	74.45	79.21	69.32	57.55	26.30	5.81
2023	25.73	24.99	27.65	50.84	72.47	73.52	75.43	75.66	66.20	50.35	38.96	36.94
2024	11.91	31.32	36.47	50.84	61.90	66.62	79.15	73.86	66.50	47.27	23.24	23.52
2025	28.28	15.86	36.82	55.10	65.74	66.31	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	21.80	2.00	M	38.60	46.40	62.60	M	48.20	M	15.80	M	28.40
2001	19.28	1.53	33.80	30.32	43.38	49.58	53.31	50.23	40.46	29.85	18.74	-3.36
2002	-0.81	12.01	-4.06	19.34	38.27	53.60	54.38	49.36	38.66	27.01	21.92	13.30
2003	3.14	1.40	2.10	28.76	40.94	51.56	54.18	49.36	39.68	31.94	10.28	6.22
2004	M	1.40	M	M	M	68.45	66.11	59.94	48.90	36.84	27.32	17.98
2005	-6.26	16.64	23.99	32.36	44.95	50.60	52.44	M	42.80	31.25	24.20	15.05
2006	6.86	15.39	10.67	43.77	56.03	57.20	57.46	56.75	63.50	M	-5.80	28.05
2007	11.42	-1.43	8.03	26.97	37.13	45.78	51.12	43.61	37.33	31.59	12.70	-1.20
2008	-5.21	-1.37	14.92	26.17	38.77	43.09	47.43	47.79	39.98	30.37	17.63	-8.48
2009	-7.35	4.07	3.19	26.10	32.61	41.67	48.62	46.22	43.39	26.48	18.61	-7.69
2010	-0.25	3.36	21.45	28.44	33.30	43.53	48.85	46.19	37.19	34.50	11.61	-5.52
2011	2.05	4.26	3.51	27.57	39.11	45.43	50.78	46.45	42.50	32.35	10.46	17.77
2012	7.21	9.78	12.72	27.08	37.81	48.08	50.17	45.70	41.30	23.17	7.04	-8.82
2013	5.58	19.21	8.08	24.02	41.75	49.16	48.66	50.13	41.96	32.58	5.07	-4.99
2014	10.40	-9.85	5.41	26.90	36.18	44.30	50.35	46.75	39.44	31.71	1.04	0.35
2015	8.89	8.79	25.21	31.52	37.34	49.22	52.38	46.86	37.10	31.25	16.28	2.68
2016	4.48	18.78	22.19	34.10	37.23	48.86	50.29	50.17	38.78	26.83	18.08	1.46
2017	12.66	6.48	8.48	30.14	41.52	46.16	49.71	49.83	41.12	31.71	4.04	10.11
2018	2.68	-4.90	8.19	21.08	44.60	47.60	50.93	49.25	31.58	27.65	17.06	6.57
2019	9.06	-16.28	13.13	28.76	38.04	45.68	49.71	44.83	40.82	27.94	16.52	7.44
2020	-5.34	10.52	5.23	23.42	38.10	48.08	51.63	48.20	41.12	24.80	12.56	13.77
2021	11.15	-7.28	19.23	26.06	38.15	48.44	50.99	49.01	41.96	29.91	17.12	-7.08
2022	4.28	8.47	19.28	25.28	36.06	46.58	52.26	51.80	41.66	34.67	9.50	-12.19
2023	11.04	8.21	4.71	29.12	42.68	47.48	50.12	48.72	41.42	29.97	24.20	16.96
2024	-1.56	7.98	15.68	27.32	39.66	45.44	53.60	49.54	42.92	28.57	9.62	6.86
2025	13.65	-4.90	19.86	29.90	39.78	44.49	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	21.80	3.35	M	39.80	47.53	62.60	M	49.10	M	15.80	M	34.70
2001	29.42	11.91	39.20	38.99	51.31	57.17	61.32	61.03	51.65	38.82	25.22	4.94
2002	9.04	20.72	6.57	28.07	46.49	62.27	62.63	58.91	47.84	36.01	30.32	21.37
2003	10.98	11.24	13.56	36.56	49.56	59.72	63.70	58.71	49.85	41.73	19.22	14.32
2004	M	15.80	M	M	M	69.87	67.19	62.09	49.55	38.75	28.82	18.36
2005	2.71	25.54	32.15	43.22	54.96	57.89	60.48	M	48.20	40.54	30.71	22.80
2006	15.47	17.52	11.61	45.78	57.33	59.90	57.46	56.75	63.95	M	-5.80	28.88
2007	21.31	8.07	17.66	35.26	48.17	57.12	62.82	54.33	48.67	41.11	22.00	7.71
2008	5.83	10.43	25.22	35.44	50.09	55.84	60.61	60.22	51.66	41.11	26.00	1.08
2009	4.60	13.80	14.58	36.65	45.29	55.47	61.06	59.54	54.60	33.94	27.04	1.31
2010	6.57	13.75	30.66	40.68	45.42	56.41	61.96	57.78	47.39	43.13	20.99	1.34
2011	10.97	12.80	12.21	36.44	50.96	55.10	58.60	57.66	53.81	41.20	20.21	26.51
2012	16.73	20.21	23.44	38.03	49.45	57.32	63.44	60.42	55.64	30.46	13.46	0.50
2013	14.73	27.79	18.50	32.81	53.48	58.49	59.12	60.58	54.71	42.77	15.31	4.28
2014	21.23	0.44	15.16	36.89	48.69	56.78	63.70	60.92	51.05	40.51	11.21	9.50
2015	16.82	16.48	33.57	41.75	51.07	59.60	63.50	58.27	48.05	42.39	26.24	11.24
2016	12.84	27.53	31.10	46.34	49.77	59.12	61.44	60.02	49.82	31.27	25.94	9.15
2017	19.75	15.61	17.89	37.85	52.64	57.59	61.06	61.58	53.42	40.77	12.59	18.04
2018	11.15	6.03	17.60	31.22	56.82	57.92	61.24	60.36	40.58	38.18	24.68	14.96
2019	17.60	-5.13	25.09	38.66	50.12	56.03	58.91	55.11	49.94	36.38	24.65	16.96
2020	4.80	19.83	15.89	34.70	49.07	56.72	60.80	59.09	51.77	33.95	21.83	21.03
2021	19.66	2.04	28.46	37.58	49.97	61.40	62.77	60.19	52.34	37.75	26.63	1.66
2022	13.88	18.66	29.07	33.23	45.76	57.50	63.35	65.50	55.49	46.11	17.90	-3.19
2023	18.38	16.60	16.18	39.98	57.58	60.50	62.77	62.19	53.81	40.16	31.58	26.95
2024	5.17	19.65	26.08	39.08	50.78	56.03	66.37	61.70	54.71	37.92	16.43	15.19
2025	20.97	5.48	28.34	42.50	52.76	55.40	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	77.7%
2001	59.7%	57.6%	43.4%	47.5%	41.6%	54.0%	56.9%	56.3%	51.9%	53.4%	66.7%	67.9%
2002	66.3%	60.7%	55.9%	56.7%	45.1%	44.1%	52.7%	58.1%	62.0%	61.8%	58.9%	71.2%
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	59.1%
2007	67.9%	76.0%	70.8%	63.4%	59.7%	65.7%	63.7%	79.0%	68.9%	66.3%	75.4%	74.0%
2008	71.1%	67.4%	65.6%	56.9%	57.6%	56.8%	56.3%	64.0%	67.6%	58.6%	77.4%	69.7%
2009	65.5%	68.9%	66.5%	62.9%	58.1%	49.5%	65.6%	61.2%	67.1%	77.4%	70.9%	77.7%
2010	81.7%	83.3%	65.1%	56.2%	56.5%	52.6%	54.3%	64.5%	69.8%	64.2%	72.2%	78.1%
2011	72.5%	69.6%	79.1%	63.3%	58.8%	70.6%	70.1%	63.1%	62.3%	63.7%	71.1%	69.2%
2012	67.6%	73.6%	70.8%	61.0%	48.1%	61.5%	60.1%	58.7%	51.2%	80.6%	81.6%	77.5%
2013	76.8%	73.0%	74.2%	66.2%	53.8%	68.7%	72.4%	74.2%	68.4%	72.2%	80.5%	79.4%
2014	73.4%	76.0%	65.4%	63.7%	51.1%	58.7%	59.2%	58.8%	66.6%	77.9%	82.5%	85.4%
2015	76.6%	79.4%	70.9%	58.6%	56.9%	63.5%	58.4%	64.9%	70.7%	70.8%	72.3%	84.9%
2016	81.9%	75.8%	77.4%	55.4%	57.5%	65.7%	68.7%	74.4%	69.6%	91.3%	85.1%	74.2%
2017	78.4%	76.6%	74.9%	71.8%	59.0%	61.2%	63.9%	63.1%	68.8%	67.3%	80.7%	70.9%
2018	80.8%	71.7%	78.8%	65.2%	47.6%	64.6%	69.9%	63.0%	75.5%	64.2%	82.9%	78.3%
2019	76.5%	70.2%	67.1%	57.6%	59.5%	65.4%	73.4%	76.4%	75.5%	74.7%	77.4%	75.8%
2020	73.4%	66.2%	67.1%	54.7%	62.1%	64.6%	70.1%	68.4%	69.2%	70.7%	75.0%	72.6%
2021	67.2%	67.9%	65.4%	55.5%	55.0%	55.3%	61.5%	62.6%	64.8%	70.1%	75.3%	69.4%
2022	68.3%	66.2%	66.9%	66.1%	62.0%	63.0%	61.3%	59.7%	60.7%	62.1%	71.5%	73.2%
2023	78.3%	71.3%	70.9%	56.7%	50.7%	56.2%	66.0%	62.7%	58.9%	68.9%	74.4%	70.0%
2024	75.0%	67.8%	62.7%	52.2%	51.4%	59.7%	54.5%	62.0%	62.4%	70.5%	79.4%	78.4%
2025	67.2%	69.4%	66.6%	46.4%	47.5%	54.4%	M	M	M	M	M	M

Monthly Plots

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