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	0.06	0.26	0.17	1.47	2.43	2.89	1.51	1.34	1.57	1.02	1.56	2.03
2008	1.75	2.53	1.10	1.11	1.75	3.42	2.41	3.04	1.71	0.93	1.29	4.66
2009	3.14	1.51	1.94	0.89	1.03	2.56	2.44	2.41	1.11	1.78	1.03	3.75
2010	1.54	0.50	0.64	1.82	3.13	2.83	5.85	3.23	2.17	1.19	2.24	2.85
2011	3.01	0.00	0.00	0.00	0.00	0.00	0.00	0.73	1.38	0.86	0.94	0.52
2012	1.13	0.56	0.98	2.54	2.31	1.69	5.55	2.75	0.92	1.20	0.92	0.50
2013	1.11	0.89	0.78	1.20	0.74	3.50	4.25	0.99	0.28	1.36	0.68	1.55
2014	0.54	0.52	0.08	1.54	1.10	4.66	2.41	0.92	1.29	0.49	1.68	0.24
2015	0.82	0.84	0.69	1.65	1.15	1.84	2.12	1.04	1.48	0.65	0.38	0.30
2016	0.95	0.64	0.95	1.18	2.69	2.58	2.18	1.80	0.92	2.45	0.19	0.49
2017	0.24	0.24	0.71	2.09	2.13	2.61	8.68	2.18	1.61	3.46	0.74	0.06
2018	0.86	0.32	0.46	0.87	0.59	4.67	1.88	1.79	1.31	1.00	0.85	1.18
2019	0.68	0.73	0.02	0.47	0.20	4.75	5.17	2.05	1.79	2.90	0.78	0.37
2020	0.53	0.64	0.93	0.21	3.36	5.83	2.24	3.18	0.49	1.35	0.88	0.34
2021	0.78	0.67	0.30	0.74	2.69	1.21	1.34	1.60	0.36	0.53	0.83	0.94
2022	1.23	1.18	0.82	0.89	1.65	4.55	1.88	1.53	0.73	0.35	0.78	1.09
2023	0.35	0.50	0.51	0.17	2.49	4.12	6.39	4.76	0.33	0.37	0.06	0.04
2024	0.28	0.38	0.29	1.72	2.59	2.15	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
2004	M	M	M	M	M	M	M	4.2	7.2	6.0	6.3	7.6
2005	5.7	5.6	7.6	8.9	7.5	6.2	6.0	6.8	5.9	5.8	6.0	5.0
2006	4.8	7.3	7.1	6.8	7.3	7.2	6.2	5.8	6.2	6.2	6.8	5.8
2007	6.9	4.9	6.8	7.8	7.6	6.6	5.9	6.4	6.3	6.8	7.0	4.5
2008	5.0	5.2	6.4	7.8	8.3	5.8	5.7	6.3	6.1	7.5	6.2	5.6
2009	6.3	4.6	6.8	6.5	7.4	6.4	5.8	5.3	7.2	5.9	5.4	4.3
2010	3.9	4.4	6.1	8.7	7.1	6.1	6.0	5.8	5.7	6.2	5.4	5.0
2011	6.0	6.7	6.3	6.8	7.9	6.7	6.8	5.9	5.9	6.1	5.8	7.4
2012	6.8	5.1	6.5	7.6	7.7	6.6	6.0	5.5	6.7	6.7	5.4	4.2
2013	5.3	5.8	5.8	7.3	7.1	6.4	5.7	4.6	5.5	6.0	5.4	6.0
2014	7.4	5.4	5.9	7.3	7.0	5.9	5.4	4.8	5.6	6.3	5.3	3.9
2015	5.9	6.2	6.4	7.1	6.2	5.9	6.9	5.5	5.8	5.7	5.8	4.2
2016	4.6	6.1	6.1	7.2	6.6	6.5	5.4	6.0	6.0	5.5	4.9	6.1
2017	5.2	5.6	6.0	6.8	7.1	6.8	5.7	5.2	5.4	7.5	6.1	6.5
2018	5.3	7.2	6.3	6.5	7.2	7.0	5.9	5.5	6.0	5.6	4.7	4.9
2019	6.2	4.7	6.1	7.5	6.8	6.7	5.5	5.7	5.6	6.6	5.5	4.5
2020	4.8	6.0	6.8	7.9	7.4	6.7	6.6	7.0	6.1	6.8	5.4	4.9
2021	5.7	6.4	6.0	6.7	7.1	6.9	6.4	6.1	6.3	6.3	5.3	5.6
2022	5.9	6.3	7.1	8.3	7.6	6.4	5.6	5.1	5.3	6.1	6.6	4.9
2023	4.5	5.5	5.1	6.7	6.6	6.2	5.1	5.2	4.8	6.2	5.6	4.1
2024	4.1	5.4	6.6	7.3	7.4	8.2	M	M	M	M	M	M
2025	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	57.42	47.34	38.21	29.05	14.84
2005	3.72	M	M	M	M	65.21	71.32	M	50.20	50.08	37.17	25.98
2006	24.18	17.50	23.97	46.43	54.86	64.45	63.74	65.75	53.50	31.57	9.71	19.21
2007	25.71	14.82	35.23	46.71	61.55	67.56	80.20	66.93	60.18	52.90	28.82	13.85
2008	14.38	21.53	34.62	42.61	63.31	69.68	73.35	72.40	62.33	53.88	36.74	5.77
2009	14.96	21.98	28.21	48.67	59.94	69.33	72.27	72.87	69.20	40.69	39.67	7.21
2010	15.84	26.56	42.26	53.34	58.28	69.90	72.95	68.95	58.60	52.14	28.08	11.89
2011	15.53	20.29	24.76	47.08	65.44	67.17	70.02	70.75	67.93	50.97	28.78	31.55
2012	24.16	29.18	37.63	47.38	61.88	70.95	77.24	73.66	67.86	39.82	21.81	9.16
2013	17.55	29.88	29.37	40.30	68.25	67.79	69.84	72.63	68.55	48.86	24.93	9.69
2014	23.35	11.55	28.53	46.59	57.61	66.46	75.23	73.57	62.02	52.31	21.57	20.04
2015	21.17	19.19	40.19	51.28	61.93	70.58	75.14	71.87	58.49	54.45	33.77	20.69
2016	19.86	32.30	36.70	52.73	63.94	69.74	73.42	71.65	60.78	37.45	37.49	14.54
2017	21.50	23.82	29.19	43.53	64.21	67.59	73.00	69.73	61.57	46.20	21.70	20.74
2018	16.32	15.56	29.65	42.79	69.99	70.00	73.69	69.57	49.88	46.11	27.31	21.37
2019	19.82	2.03	36.39	50.21	63.22	67.78	70.04	67.37	60.38	43.59	30.27	20.79
2020	12.62	26.56	27.50	43.55	61.87	66.13	72.67	71.38	61.67	40.86	29.85	25.83
2021	22.67	9.95	39.26	49.22	60.30	74.66	75.94	72.70	65.32	50.36	34.05	6.78
2022	18.42	20.37	32.91	44.52	59.65	69.24	73.45	76.70	68.63	56.37	25.74	6.54
2023	22.14	22.16	28.97	50.53	72.27	73.08	73.01	71.92	63.50	49.35	37.06	30.09
2024	12.16	29.13	30.19	51.83	58.27	60.37	M	M	M	M	M	M
2025	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	51.59	46.32	33.83	24.29	10.28
2005	-13.70	M	M	M	M	46.89	48.54	M	38.70	28.17	20.67	9.82
2006	10.75	7.67	16.59	40.17	49.14	55.10	57.79	58.14	49.73	30.99	7.84	12.97
2007	3.82	-9.47	13.05	26.84	37.79	45.66	52.65	45.15	36.03	29.17	12.45	-4.03
2008	-4.96	-3.09	11.71	23.27	39.16	45.07	47.88	46.88	38.07	28.84	22.73	-14.04
2009	-6.84	-4.31	1.33	25.88	32.43	42.39	46.75	43.70	42.98	26.98	18.50	-14.28
2010	-1.59	6.53	20.89	30.15	36.02	44.01	48.05	47.92	36.21	30.95	9.82	-2.90
2011	-2.57	-3.76	6.08	25.78	39.95	46.27	48.71	46.05	39.83	30.99	11.49	14.18
2012	6.36	4.14	18.62	27.50	36.08	45.79	52.35	47.80	39.30	24.88	8.38	-7.87
2013	-2.00	8.76	5.40	21.01	39.44	46.90	47.74	48.18	39.34	29.17	6.80	-7.81
2014	3.03	-9.55	4.75	25.73	33.89	44.76	51.01	47.24	36.34	29.93	5.97	5.11
2015	2.06	-0.79	19.32	27.11	33.22	43.09	49.09	45.73	35.45	28.75	19.13	5.42
2016	1.51	12.67	23.05	30.45	38.21	46.17	48.86	46.04	37.15	28.31	23.07	-3.10
2017	3.11	6.43	9.95	27.52	38.30	45.20	48.09	44.79	37.66	27.89	5.05	3.95
2018	0.62	-5.86	7.84	18.28	41.16	45.93	48.05	47.67	32.28	25.44	14.16	4.00
2019	2.18	-22.75	12.06	27.08	34.77	45.48	49.54	43.65	39.68	25.13	16.13	2.47
2020	-6.88	2.82	6.29	19.36	36.78	46.20	50.53	46.26	38.11	23.26	13.02	8.67
2021	4.14	-11.36	15.13	23.79	36.02	48.59	51.64	46.28	38.04	26.46	14.26	-11.79
2022	-3.38	-2.99	12.33	24.67	35.52	45.91	49.41	48.67	39.68	30.83	9.30	-10.60
2023	6.65	1.47	4.79	28.35	44.09	47.84	51.40	49.81	38.23	28.08	20.32	13.28
2024	-4.64	7.11	9.31	27.28	38.64	41.09	M	M	M	M	M	M
2025	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	54.50	46.83	36.02	26.67	12.56
2005	-4.99	M	M	M	M	56.05	59.93	M	44.45	39.13	28.92	17.90
2006	17.47	12.59	20.28	43.30	52.00	59.78	60.76	61.95	51.62	31.28	8.78	16.09
2007	14.76	2.68	24.14	36.78	49.67	56.61	66.43	56.04	48.11	41.04	20.63	4.91
2008	4.71	9.22	23.17	32.94	51.24	57.38	60.62	59.64	50.20	41.36	29.74	-4.13
2009	4.06	8.83	14.77	37.27	46.18	55.86	59.51	58.29	56.09	33.84	29.09	-3.53
2010	7.12	16.55	31.58	41.75	47.15	56.95	60.50	58.43	47.40	41.54	18.95	4.49
2011	6.48	8.26	15.42	36.43	52.70	56.72	59.37	58.40	53.88	40.98	20.14	22.87
2012	15.26	16.66	28.12	37.44	48.98	58.37	64.79	60.73	53.58	32.35	15.10	0.64
2013	7.77	19.32	17.39	30.66	53.84	57.34	58.79	60.41	53.95	39.02	15.87	0.94
2014	13.19	1.00	16.64	36.16	45.75	55.61	63.12	60.41	49.18	41.12	13.77	12.57
2015	11.61	9.20	29.76	39.19	47.58	56.83	62.11	58.80	46.97	41.60	26.45	13.06
2016	10.68	22.48	29.87	41.59	51.08	57.95	61.14	58.84	48.97	32.88	30.28	5.72
2017	12.30	15.13	19.57	35.52	51.25	56.40	60.55	57.26	49.61	37.04	13.38	12.34
2018	8.47	4.85	18.74	30.54	55.57	57.97	60.87	58.62	41.08	35.77	20.73	12.68
2019	11.00	-10.36	24.23	38.64	48.99	56.63	59.79	55.51	50.03	34.36	23.20	11.63
2020	2.87	14.69	16.90	31.46	49.33	56.16	61.60	58.82	49.89	32.06	21.43	17.25
2021	13.41	-0.71	27.20	36.50	48.16	61.62	63.79	59.49	51.68	38.41	24.15	-2.51
2022	7.52	8.69	22.62	34.59	47.59	57.58	61.43	62.68	54.16	43.60	17.52	-2.03
2023	14.39	11.81	16.88	39.44	58.18	60.46	62.21	60.87	50.87	38.72	28.69	21.68
2024	3.76	18.12	19.75	39.56	48.45	50.73	M	M	M	M	M	M
2025	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	90.0%	84.8%	83.5%	79.0%	79.4%
2005	79.1%	73.0%	71.9%	56.6%	59.1%	76.1%	75.2%	75.3%	74.5%	71.9%	77.1%	84.7%
2006	88.0%	74.9%	77.7%	54.0%	68.4%	67.4%	70.3%	71.8%	76.4%	76.2%	80.8%	78.2%
2007	76.3%	76.7%	71.4%	64.5%	63.0%	71.4%	66.4%	75.2%	73.0%	65.5%	79.8%	85.6%
2008	81.6%	74.7%	71.9%	66.4%	54.4%	69.5%	71.7%	74.1%	73.9%	62.0%	83.1%	78.7%
2009	73.5%	75.8%	69.3%	61.4%	54.1%	59.5%	70.2%	69.1%	70.1%	82.6%	73.6%	78.1%
2010	84.1%	83.5%	70.2%	59.3%	63.2%	65.5%	74.0%	79.0%	77.4%	69.2%	76.3%	83.4%
2011	79.9%	73.3%	75.0%	64.8%	48.8%	71.6%	75.8%	76.0%	68.5%	74.3%	79.4%	76.6%
2012	74.2%	74.4%	72.7%	64.8%	51.9%	67.5%	74.9%	74.1%	69.5%	78.7%	83.5%	83.1%
2013	81.5%	82.4%	69.9%	67.0%	53.2%	76.2%	77.4%	79.5%	72.3%	76.6%	83.1%	81.2%
2014	76.7%	72.4%	63.1%	69.1%	63.7%	76.9%	75.9%	75.7%	75.4%	74.8%	85.1%	89.6%
2015	81.8%	78.7%	72.5%	59.3%	54.5%	67.9%	68.3%	72.6%	78.0%	71.2%	80.3%	85.3%
2016	84.0%	79.1%	79.7%	63.4%	63.2%	72.0%	76.5%	78.9%	78.0%	89.4%	86.2%	79.2%
2017	81.1%	77.6%	75.5%	78.1%	61.8%	72.3%	77.8%	81.6%	79.0%	78.4%	84.9%	76.3%
2018	82.9%	74.6%	76.2%	63.7%	52.1%	71.2%	74.7%	78.7%	78.7%	72.9%	87.8%	82.9%
2019	80.8%	73.1%	65.3%	56.8%	49.3%	73.7%	80.1%	79.0%	80.1%	76.7%	83.2%	82.2%
2020	78.3%	72.8%	69.5%	59.7%	59.5%	75.8%	77.6%	73.7%	78.0%	75.2%	81.4%	80.3%
2021	76.1%	70.0%	69.1%	58.3%	60.5%	66.6%	68.4%	74.0%	71.1%	68.7%	81.9%	75.6%
2022	79.4%	75.4%	72.2%	63.2%	62.0%	70.8%	76.6%	77.1%	73.5%	67.5%	78.4%	79.8%
2023	86.5%	73.0%	69.3%	60.2%	59.7%	70.8%	77.0%	80.4%	75.7%	74.3%	78.6%	80.7%
2024	77.6%	72.1%	66.0%	54.7%	66.8%	72.3%	M	M	M	M	M	M
2025	M	M	M	M	M	M	M	M	M	M	M	M

Monthly Plots

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Dec 2024

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Feb 2025