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	0.02	0.01	0.41	0.78	1.67	2.95	1.57	2.84	0.53	0.48	0.96	0.99
2008	0.52	1.56	0.84	1.11	0.41	0.36	0.57	1.69	0.46	0.42	1.67	1.59
2009	1.75	0.30	0.97	0.45	1.16	0.98	2.13	1.12	2.40	1.43	1.11	1.16
2010	0.83	0.04	0.79	0.17	2.29	0.64	1.81	0.96	0.78	1.07	0.72	2.03
2011	2.54	1.85	2.16	0.84	0.22	4.75	4.98	0.62	0.42	0.68	1.91	0.94
2012	3.19	0.53	1.06	1.57	2.99	2.05	2.47	0.74	0.23	3.89	2.01	3.49
2013	2.10	0.80	1.86	1.14	0.72	4.20	2.66	4.58	1.12	0.57	1.43	5.92
2014	1.56	2.10	2.01	1.26	0.56	0.55	3.28	0.24	1.62	1.67	2.32	2.19
2015	2.36	2.14	1.43	1.29	0.69	0.80	1.27	1.18	1.56	1.04	0.79	0.96
2016	1.09	0.83	1.25	0.54	1.72	6.22	3.52	3.32	2.23	2.45	0.87	0.74
2017	0.75	0.85	1.04	1.44	1.87	2.46	1.54	2.28	1.23	1.95	2.28	0.75
2018	1.70	1.06	1.61	1.42	0.29	1.80	2.87	1.32	1.95	0.89	1.54	1.08
2019	0.97	2.02	0.61	0.49	0.41	2.04	4.14	3.29	1.87	1.20	1.82	0.72
2020	2.12	1.06	1.59	0.23	2.12	3.00	3.36	2.71	0.76	2.11	1.61	1.07
2021	1.06	1.83	0.77	0.42	0.53	1.95	1.12	1.30	1.07	1.04	2.03	2.07
2022	2.11	1.65	0.80	1.60	2.63	2.94	0.35	1.30	0.56	0.53	0.38	1.17
2023	0.64	0.97	0.32	0.87	1.74	1.29	2.07	2.47	0.44	0.89	0.83	0.33
2024	0.61	0.52	0.20	0.81	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
2004	M	M	M	M	M	M	M	3.8	6.1	6.2	5.4	6.3
2005	3.2	5.5	6.7	6.2	5.3	4.3	6.3	5.6	6.5	5.0	5.9	4.8
2006	3.8	6.0	5.3	6.7	6.9	6.3	6.0	5.8	6.3	5.8	4.1	5.2
2007	6.2	3.9	5.5	6.8	6.8	5.1	6.3	4.5	5.8	6.5	5.4	3.1
2008	3.8	3.7	5.2	7.1	6.8	6.2	6.7	6.0	6.0	7.5	4.9	5.1
2009	4.9	4.1	6.3	5.1	6.5	6.4	4.9	5.7	6.4	4.9	5.1	3.6
2010	2.5	2.4	5.0	6.1	6.0	6.4	7.5	5.8	5.4	7.1	5.0	3.3
2011	5.2	6.6	4.1	6.4	6.0	5.2	7.0	6.1	6.5	6.5	4.9	7.1
2012	6.3	4.3	4.8	6.3	7.9	6.7	5.3	5.8	6.9	5.5	3.8	3.0
2013	4.5	5.3	4.7	6.9	7.1	5.4	5.4	4.9	5.0	5.2	4.1	5.3
2014	6.1	3.7	5.4	6.1	5.9	5.5	5.5	5.1	4.8	5.1	3.4	1.6
2015	5.5	4.4	5.6	7.4	5.5	6.4	7.1	6.1	6.1	5.6	4.8	2.4
2016	3.5	4.7	4.0	6.5	6.5	6.4	4.7	4.4	6.1	3.8	3.2	6.1
2017	6.3	5.4	4.6	5.3	6.6	6.8	6.3	6.4	5.0	6.6	4.2	6.7
2018	3.7	5.5	4.7	6.3	7.7	6.2	6.1	6.1	4.6	6.0	3.8	5.1
2019	5.9	3.4	4.8	7.5	6.1	6.1	5.2	4.9	6.3	5.9	4.5	4.1
2020	3.9	6.5	6.5	7.2	6.8	6.8	6.4	7.2	6.0	5.6	5.5	5.5
2021	6.2	6.2	6.7	6.5	6.8	6.7	6.0	6.9	7.0	7.2	5.1	4.5
2022	5.9	6.6	6.0	5.9	7.0	5.7	6.5	6.0	6.2	7.3	5.8	3.5
2023	4.6	5.0	4.7	6.4	5.9	6.6	4.6	4.9	5.6	5.5	5.5	4.7
2024	3.9	4.7	5.6	7.9	8.1	M	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	59.50	47.40	36.44	27.13	14.79
2005	1.61	M	M	M	M	64.59	69.03	M	54.30	47.77	35.88	25.82
2006	20.33	20.09	18.37	42.82	54.71	61.16	60.20	61.64	54.36	34.23	5.56	19.03
2007	27.00	17.25	27.88	43.60	59.07	68.63	74.87	64.25	58.31	48.72	27.69	11.01
2008	13.88	18.98	35.96	43.74	61.74	69.56	74.52	73.07	62.17	51.28	31.27	7.74
2009	12.58	21.50	25.77	47.47	57.68	68.62	73.36	72.27	65.19	40.46	31.70	8.16
2010	12.71	25.50	39.69	52.98	58.12	70.47	75.58	70.26	58.11	49.75	26.67	6.27
2011	16.68	20.07	23.03	45.27	64.12	65.74	66.49	69.07	63.95	49.34	25.07	31.09
2012	23.40	29.38	34.50	48.34	60.93	67.41	77.99	74.66	69.94	37.20	17.72	5.61
2013	18.35	31.47	30.61	40.64	65.88	68.53	69.85	71.70	67.14	50.74	25.71	11.98
2014	25.94	11.86	26.14	44.70	59.91	61.34	76.31	74.00	61.53	47.67	20.26	15.46
2015	20.25	21.98	40.18	50.74	65.15	71.28	74.67	69.79	58.69	50.80	31.31	17.44
2016	18.15	31.94	38.70	56.78	62.35	69.39	71.87	69.71	60.06	34.62	31.39	14.01
2017	24.59	23.89	27.30	45.66	64.11	68.99	72.65	72.27	65.21	47.34	18.46	23.63
2018	15.65	16.30	29.02	41.41	69.37	71.11	71.58	71.44	49.82	46.79	27.88	21.49
2019	22.14	4.07	37.78	48.29	63.25	67.15	68.80	64.82	58.29	44.09	27.55	20.35
2020	10.19	26.23	26.39	45.27	59.72	65.70	70.07	68.50	61.57	42.13	27.12	24.07
2021	24.78	9.99	35.00	46.88	61.73	73.29	74.18	71.11	62.27	45.15	32.18	5.24
2022	19.09	25.09	35.89	41.59	56.57	68.61	73.95	77.81	67.88	55.52	25.81	3.35
2023	24.23	22.90	28.28	51.13	71.68	73.19	75.03	73.50	64.20	48.45	34.63	30.62
2024	9.59	28.19	33.89	49.66	63.01	M	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	53.73	46.12	32.20	22.25	8.89
2005	-17.97	M	M	M	M	44.37	46.02	M	38.30	28.99	20.98	12.34
2006	5.25	12.37	12.05	39.60	47.39	55.01	52.89	56.21	50.70	33.78	2.47	14.90
2007	3.84	-0.99	6.33	25.91	36.56	44.82	50.73	44.70	34.78	29.31	10.46	-6.44
2008	-6.55	-4.07	10.06	24.41	41.08	41.32	47.12	46.88	38.51	29.55	15.25	-11.39
2009	-9.45	-0.30	2.72	25.00	34.66	40.52	47.63	44.83	43.16	26.11	13.88	-9.93
2010	-2.39	3.29	17.37	28.99	34.43	45.13	49.11	44.97	35.21	32.78	8.72	-6.28
2011	-2.05	-0.47	4.11	26.15	40.23	45.47	48.40	44.77	40.25	29.17	5.50	10.65
2012	4.10	6.56	11.12	28.32	38.17	47.31	49.00	45.70	37.90	22.25	4.84	-12.23
2013	0.43	10.25	8.25	22.00	40.71	48.03	47.78	48.22	39.35	28.76	5.68	-7.26
2014	4.61	-9.65	4.73	24.17	34.33	39.12	50.06	45.21	37.17	31.29	3.32	-3.30
2015	3.64	5.98	21.46	30.03	38.38	46.01	50.28	44.32	35.80	29.82	10.14	2.85
2016	3.59	13.94	20.80	32.64	36.14	47.30	49.22	48.69	35.99	25.94	17.00	-2.29
2017	11.19	5.66	7.93	28.67	39.83	43.81	46.18	47.19	38.83	27.68	1.44	6.66
2018	-0.68	-6.50	8.73	20.57	42.59	47.51	51.43	47.58	31.67	27.82	14.52	6.59
2019	7.25	-13.27	14.96	29.08	39.92	45.34	49.49	45.33	41.28	27.72	13.80	3.90
2020	-5.40	8.53	6.14	23.60	38.83	47.46	50.95	46.99	40.74	24.38	10.50	10.08
2021	8.97	-6.09	15.83	25.13	39.15	49.34	51.17	48.94	40.90	29.35	14.89	-10.79
2022	0.41	6.02	17.56	25.93	37.47	47.91	51.31	51.77	41.77	34.51	8.93	-12.28
2023	12.22	5.66	8.90	29.34	45.70	49.86	52.78	50.77	40.32	30.60	21.19	15.41
2024	-1.94	8.79	15.04	30.21	41.14	M	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	56.62	46.76	34.32	24.69	11.84
2005	-8.18	M	M	M	M	54.48	57.52	M	46.30	38.38	28.43	19.08
2006	12.79	16.23	15.21	41.21	51.05	58.09	56.54	58.92	52.53	34.01	4.01	16.97
2007	15.42	8.13	17.11	34.75	47.82	56.72	62.80	54.47	46.55	39.01	19.07	2.28
2008	3.67	7.46	23.01	34.07	51.41	55.44	60.82	59.98	50.34	40.41	23.26	-1.83
2009	1.56	10.60	14.25	36.24	46.17	54.57	60.49	58.55	54.17	33.28	22.79	-0.89
2010	5.16	14.39	28.53	40.99	46.27	57.80	62.34	57.61	46.66	41.26	17.69	-0.01
2011	7.31	9.80	13.57	35.71	52.17	55.60	57.44	56.92	52.10	39.26	15.28	20.87
2012	13.75	17.97	22.81	38.33	49.55	57.36	63.49	60.18	53.92	29.72	11.28	-3.31
2013	9.39	20.86	19.43	31.32	53.30	58.28	58.82	59.96	53.24	39.75	15.70	2.36
2014	15.28	1.10	15.43	34.44	47.12	50.23	63.19	59.60	49.35	39.48	11.79	6.08
2015	11.94	13.98	30.82	40.38	51.76	58.64	62.47	57.05	47.24	40.31	20.73	10.14
2016	10.87	22.94	29.75	44.71	49.25	58.35	60.54	59.20	48.02	30.28	24.19	5.86
2017	17.89	14.77	17.61	37.16	51.97	56.40	59.42	59.73	52.02	37.51	9.95	15.15
2018	7.49	4.90	18.88	30.99	55.98	59.31	61.50	59.51	40.75	37.30	21.20	14.04
2019	14.69	-4.60	26.37	38.68	51.58	56.24	59.14	55.08	49.79	35.91	20.67	12.13
2020	2.40	17.38	16.26	34.44	49.28	56.58	60.51	57.74	51.15	33.26	18.81	17.08
2021	16.88	1.95	25.41	36.00	50.44	61.32	62.68	60.02	51.59	37.25	23.53	-2.77
2022	9.75	15.56	26.73	33.76	47.02	58.26	62.63	64.79	54.82	45.01	17.37	-4.47
2023	18.23	14.28	18.59	40.23	58.69	61.52	63.90	62.14	52.26	39.53	27.91	23.02
2024	3.83	18.49	24.46	39.93	52.08	M	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	71.2%	76.0%	81.3%	82.9%	76.6%
2005	79.7%	71.2%	67.4%	54.8%	54.1%	71.9%	70.9%	71.8%	70.8%	74.7%	76.2%	84.2%
2006	85.8%	72.2%	72.3%	51.2%	55.7%	60.9%	62.4%	60.0%	61.7%	74.5%	80.7%	79.8%
2007	75.6%	77.9%	73.0%	63.9%	59.8%	65.2%	63.9%	78.1%	74.2%	70.0%	79.3%	83.0%
2008	79.7%	74.1%	68.9%	59.8%	55.4%	55.8%	55.8%	61.3%	66.5%	61.4%	84.2%	74.3%
2009	71.7%	72.1%	65.5%	60.1%	54.9%	54.4%	65.7%	63.3%	71.0%	79.1%	78.4%	77.6%
2010	84.0%	81.8%	67.4%	55.6%	55.4%	54.5%	58.0%	67.7%	70.7%	67.0%	77.4%	83.0%
2011	77.9%	70.5%	77.1%	65.8%	53.6%	72.3%	74.8%	69.6%	68.5%	71.8%	83.7%	78.2%
2012	75.1%	75.8%	73.1%	61.8%	51.6%	66.1%	64.9%	63.9%	56.5%	82.9%	83.7%	81.8%
2013	81.5%	78.8%	67.6%	65.0%	53.1%	69.7%	75.0%	78.1%	72.1%	74.8%	81.0%	80.5%
2014	77.8%	76.0%	64.1%	66.9%	54.6%	67.0%	65.2%	66.0%	72.4%	79.9%	82.7%	85.3%
2015	77.6%	76.5%	70.2%	60.2%	50.6%	61.7%	59.8%	65.0%	70.4%	72.7%	77.5%	84.2%
2016	80.7%	78.4%	75.7%	56.2%	57.7%	67.3%	74.5%	75.4%	74.4%	89.1%	86.4%	74.8%
2017	78.3%	75.7%	70.6%	68.7%	57.9%	61.8%	66.0%	65.3%	70.2%	71.6%	80.3%	73.0%
2018	81.2%	71.2%	72.3%	62.2%	45.7%	64.3%	70.0%	67.9%	73.9%	66.0%	89.3%	87.2%
2019	84.2%	72.1%	63.4%	56.2%	50.5%	68.6%	76.9%	81.3%	79.2%	79.0%	87.5%	88.8%
2020	83.2%	72.6%	68.8%	53.2%	66.3%	70.0%	76.0%	72.4%	71.5%	73.6%	80.6%	77.6%
2021	76.8%	71.0%	68.3%	57.2%	54.5%	60.8%	65.4%	66.8%	68.4%	72.5%	83.2%	74.2%
2022	74.7%	70.8%	69.6%	66.6%	61.4%	66.0%	65.4%	65.0%	62.8%	63.4%	73.8%	76.9%
2023	82.5%	77.4%	69.2%	58.1%	49.5%	54.9%	69.8%	71.0%	63.2%	72.0%	83.0%	79.5%
2024	79.3%	70.4%	65.6%	52.2%	40.1%	M	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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