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	0.00	0.00	0.20	0.92	2.85	2.75	1.89	2.38	0.62	0.87	0.92	0.93
2008	0.91	0.50	0.28	1.97	0.76	2.23	1.12	2.04	1.33	0.34	1.51	1.99
2009	1.79	1.22	1.23	0.89	1.72	0.52	2.71	0.95	1.03	1.93	0.18	1.38
2010	0.89	0.16	0.49	0.55	2.29	0.76	3.24	2.57	0.99	0.24	0.95	1.78
2011	2.87	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	0.57	1.60	2.36
2013	1.63	0.26	0.89	0.86	1.55	4.31	2.84	1.13	0.33	0.39	1.75	4.27
2014	0.97	2.05	1.42	0.94	0.81	1.72	2.12	0.96	1.92	0.89	2.21	0.89
2015	1.94	1.02	1.15	0.97	1.08	2.60	2.03	2.62	0.84	1.50	0.81	0.77
2016	0.91	0.68	1.09	0.52	2.82	5.36	2.40	3.04	1.40	1.53	0.49	0.32
2017	M	0.33	0.41	2.20	2.38	0.80	2.53	2.04	3.83	1.29	1.55	0.17
2018	0.73	0.84	1.47	0.53	0.47	2.11	4.62	1.75	1.01	1.04	1.24	0.72
2019	0.46	0.75	0.11	1.14	1.16	4.10	4.79	1.39	1.61	1.49	1.98	0.41
2020	0.88	0.81	1.17	0.25	1.81	3.04	3.42	0.95	0.69	1.21	0.80	0.57
2021	0.25	0.86	0.40	0.70	2.43	0.81	0.98	3.32	2.15	0.67	1.23	1.04
2022	1.07	1.10	0.30	1.68	1.45	1.48	0.80	2.51	0.96	0.48	0.76	0.91
2023	0.42	0.93	0.10	0.12	3.29	2.97	6.85	2.24	0.54	0.48	0.08	0.15
2024	0.34	0.62	0.33	0.38	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	M	M	8.8	9.8	10.6
2005	9.0	8.5	9.9	9.6	8.4	6.8	7.8	7.7	8.5	8.7	8.5	9.6
2006	8.0	9.5	9.1	9.5	8.6	9.0	8.0	7.9	8.5	8.8	8.8	12.1
2007	11.8	7.3	8.9	9.4	8.5	7.7	7.6	6.6	8.5	9.7	9.3	9.2
2008	9.0	8.3	8.9	10.0	9.4	7.5	8.1	8.0	8.1	10.7	9.2	9.2
2009	10.1	8.1	10.0	7.9	9.4	8.6	7.2	7.9	9.3	8.4	9.7	8.4
2010	7.9	7.1	9.3	9.2	8.0	8.4	8.9	7.9	7.4	9.5	9.2	7.0
2011	9.3	10.6	8.5	8.2	9.4	8.3	7.9	7.6	8.7	8.9	9.4	10.9
2012	11.0	8.9	8.4	8.9	10.0	8.3	7.0	7.4	9.1	9.1	7.8	7.8
2013	9.6	9.5	8.1	10.5	9.8	7.4	6.8	6.6	7.7	9.1	8.4	9.5
2014	10.5	7.1	8.8	9.0	8.4	7.6	7.9	7.9	8.8	9.1	7.9	9.1
2015	9.4	8.7	9.0	9.8	9.1	8.3	8.5	7.2	8.1	8.9	9.7	7.4
2016	7.5	8.6	7.4	9.6	8.7	9.0	7.0	6.9	8.7	6.1	8.6	9.5
2017	8.4	7.9	8.2	8.8	8.9	8.6	7.1	8.1	8.2	10.0	8.2	9.6
2018	8.4	9.0	8.1	8.8	9.0	9.5	8.1	8.0	7.0	8.4	7.2	9.4
2019	9.8	6.9	7.5	8.8	9.0	8.1	7.4	7.3	8.1	9.5	9.0	9.6
2020	9.0	9.8	10.0	10.0	9.1	8.6	8.3	9.7	9.1	8.9	9.3	9.1
2021	10.6	9.2	9.7	8.5	9.0	8.6	8.4	9.0	9.3	8.6	9.9	9.0
2022	10.2	9.9	9.3	9.9	8.5	8.1	7.8	7.7	8.6	10.0	9.4	8.2
2023	8.2	9.3	7.9	9.1	8.6	8.1	6.4	7.6	8.2	8.8	8.2	9.6
2024	7.4	7.7	9.3	9.6	M	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	55.66	48.37	39.26	30.94	17.68
2005	14.37	34.08	39.53	54.43	63.38	65.96	69.78	M	55.40	51.67	37.41	27.85
2006	26.46	20.66	24.23	45.94	55.63	62.33	63.88	64.34	56.49	33.57	8.62	24.38
2007	27.61	21.50	34.08	44.75	59.75	69.32	75.96	65.01	59.77	51.57	30.32	16.83
2008	16.82	25.43	38.75	42.64	62.25	68.88	74.16	72.54	62.76	53.22	36.47	9.94
2009	19.54	24.60	29.35	48.22	58.88	67.61	72.67	72.38	68.80	41.16	37.80	10.35
2010	18.86	32.07	43.65	54.61	57.51	69.79	74.20	68.81	58.34	53.30	30.03	9.86
2011	18.08	21.23	26.06	45.80	63.37	64.78	67.68	70.23	66.55	50.13	30.99	32.67
2012	25.57	30.48	37.64	48.97	60.79	67.27	75.57	73.93	68.74	38.82	21.25	10.03
2013	22.13	35.71	32.73	41.26	67.30	66.44	69.33	73.28	68.85	52.57	27.53	14.49
2014	29.29	12.99	27.98	46.67	60.12	69.35	76.79	75.46	62.91	52.47	24.51	23.57
2015	24.48	24.33	43.52	52.61	65.02	70.98	74.64	70.98	59.58	54.58	32.64	22.39
2016	21.90	34.25	40.63	57.81	62.37	68.25	72.13	70.63	61.02	38.37	37.76	16.03
2017	24.43	24.75	32.04	45.14	64.30	68.55	73.23	73.10	63.47	48.01	21.93	22.29
2018	19.33	15.85	29.66	41.65	68.61	69.59	71.70	69.92	49.15	47.65	30.51	24.40
2019	25.65	3.58	37.13	47.89	62.00	65.55	69.41	65.94	59.75	44.63	30.44	23.44
2020	14.02	29.28	26.71	43.70	60.62	66.29	71.56	71.25	63.01	42.37	30.80	28.29
2021	25.87	10.84	39.79	48.21	61.47	74.82	76.40	70.79	63.32	48.75	36.09	8.33
2022	22.43	25.73	37.70	43.09	56.67	69.12	74.82	77.25	69.05	57.64	26.29	6.58
2023	25.61	25.45	28.75	53.16	71.39	71.80	73.00	71.49	64.62	50.42	39.44	33.00
2024	13.00	28.24	34.29	51.80	M	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	52.21	46.85	35.52	27.42	12.87
2005	-2.00	13.58	23.67	31.10	38.84	45.86	47.79	M	39.70	31.97	22.19	14.22
2006	12.84	12.83	16.91	42.46	48.83	54.36	57.27	56.21	52.53	32.93	6.80	20.80
2007	9.76	2.50	13.66	26.98	39.54	47.19	53.01	46.54	38.47	32.55	17.55	3.84
2008	0.65	5.56	15.17	24.17	41.52	46.09	48.52	48.88	40.49	31.99	23.23	-6.33
2009	-1.42	5.30	7.25	27.69	35.91	43.55	48.82	47.92	44.16	27.36	23.35	-4.45
2010	5.52	12.68	23.28	31.59	35.88	44.64	49.19	48.04	37.46	35.06	13.45	-1.60
2011	1.86	1.80	9.00	26.27	42.18	45.96	50.09	47.44	42.63	33.11	14.20	17.88
2012	9.51	12.02	17.52	30.14	38.45	48.53	52.74	47.80	42.34	24.96	11.16	-5.17
2013	6.21	18.49	11.73	23.98	41.73	49.23	50.42	51.43	42.49	33.03	12.87	-2.14
2014	11.02	-6.25	9.33	27.64	37.02	46.40	53.89	49.62	40.84	34.55	8.94	9.86
2015	10.06	9.80	24.90	32.07	39.59	47.85	50.79	48.29	38.95	34.10	19.12	10.57
2016	7.67	19.62	26.45	35.45	38.41	49.30	50.64	50.36	40.20	28.38	24.36	2.09
2017	10.91	9.61	13.85	30.79	42.01	46.30	49.95	49.05	42.04	30.75	7.87	8.42
2018	4.92	-2.58	11.14	21.07	43.38	47.48	51.45	49.45	33.45	29.04	18.87	11.84
2019	10.45	-16.55	14.29	29.11	37.80	46.15	50.08	46.44	41.26	27.83	16.91	9.08
2020	-2.21	10.02	6.13	22.86	38.02	46.88	51.80	47.93	41.63	25.44	15.62	11.94
2021	12.46	-6.70	18.09	26.46	39.60	49.38	52.39	48.73	42.53	29.89	20.00	-7.35
2022	5.14	7.29	18.75	26.59	36.36	47.17	50.91	52.43	42.99	35.31	11.17	-9.42
2023	11.73	7.98	8.77	30.97	46.19	48.74	51.77	50.28	40.77	30.54	23.76	20.06
2024	-1.11	9.68	13.54	29.25	M	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	53.93	47.61	37.39	29.18	15.27
2005	6.19	23.83	31.60	42.76	51.11	55.91	58.78	M	47.55	41.82	29.80	21.03
2006	19.65	16.74	20.57	44.20	52.23	58.35	60.58	60.27	54.51	33.25	7.71	22.59
2007	18.69	12.00	23.87	35.87	49.65	58.26	64.49	55.78	49.12	42.06	23.93	10.33
2008	8.73	15.49	26.96	33.40	51.89	57.49	61.34	60.71	51.63	42.60	29.85	1.80
2009	9.06	14.95	18.30	37.96	47.39	55.58	60.74	60.15	56.48	34.26	30.57	2.95
2010	12.19	22.37	33.47	43.10	46.70	57.22	61.69	58.43	47.90	44.18	21.74	4.13
2011	9.97	11.51	17.53	36.04	52.78	55.37	58.89	58.83	54.59	41.62	22.60	25.28
2012	17.54	21.25	27.58	39.55	49.62	57.90	64.16	60.87	55.54	31.89	16.20	2.43
2013	14.17	27.10	22.23	32.62	54.51	57.84	59.87	62.35	55.67	42.80	20.20	6.18
2014	20.15	3.37	18.65	37.15	48.57	57.88	65.34	62.54	51.87	43.51	16.72	16.72
2015	17.27	17.07	34.21	42.34	52.31	59.41	62.71	59.64	49.26	44.34	25.88	16.48
2016	14.79	26.93	33.54	46.63	50.39	58.77	61.38	60.50	50.61	33.38	31.06	9.06
2017	17.67	17.18	22.95	37.97	53.16	57.43	61.59	61.07	52.76	39.38	14.90	15.36
2018	12.13	6.63	20.40	31.36	56.00	58.54	61.57	59.69	41.30	38.34	24.69	18.12
2019	18.05	-6.49	25.71	38.50	49.90	55.85	59.75	56.19	50.50	36.23	23.68	16.26
2020	5.90	19.65	16.42	33.28	49.32	56.59	61.68	59.59	52.32	33.90	23.21	20.11
2021	19.17	2.07	28.94	37.33	50.54	62.10	64.39	59.76	52.93	39.32	28.04	0.49
2022	13.78	16.51	28.22	34.84	46.52	58.15	62.87	64.84	56.02	46.47	18.73	-1.42
2023	18.67	16.71	18.76	42.06	58.79	60.27	62.38	60.88	52.69	40.48	31.60	26.53
2024	5.94	18.96	23.91	40.53	M	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	M	M	82.0%	76.5%	77.9%
2005	78.9%	66.0%	69.6%	51.9%	58.8%	74.1%	69.3%	70.8%	70.4%	67.6%	72.2%	80.0%
2006	81.4%	69.8%	71.8%	45.7%	57.2%	61.8%	62.4%	57.7%	66.0%	71.5%	80.8%	74.9%
2007	73.8%	77.8%	72.3%	65.2%	61.0%	65.0%	63.5%	76.2%	68.9%	65.3%	77.1%	79.0%
2008	78.2%	72.1%	65.8%	64.0%	56.1%	61.4%	58.2%	65.1%	68.9%	55.5%	78.6%	77.4%
2009	71.6%	73.3%	67.3%	60.1%	54.5%	53.1%	66.6%	62.2%	61.9%	77.3%	67.0%	77.3%
2010	79.3%	75.7%	63.1%	49.6%	56.4%	54.1%	56.9%	67.0%	69.7%	61.7%	76.6%	86.7%
2011	80.7%	74.3%	79.2%	65.0%	57.4%	74.3%	75.1%	67.9%	67.3%	68.2%	77.3%	76.1%
2012	72.5%	75.5%	73.0%	63.3%	51.4%	66.2%	70.8%	67.6%	60.6%	81.8%	85.6%	84.1%
2013	80.4%	75.4%	68.5%	66.6%	52.9%	74.7%	75.9%	74.4%	67.2%	68.8%	84.6%	83.3%
2014	77.3%	74.4%	63.9%	64.9%	57.0%	64.1%	64.1%	63.3%	72.9%	75.0%	84.5%	86.6%
2015	80.5%	80.4%	69.5%	57.9%	48.9%	62.4%	63.6%	66.8%	72.1%	68.4%	79.4%	84.5%
2016	82.6%	77.9%	74.9%	54.5%	58.5%	67.4%	73.1%	77.9%	71.9%	89.7%	81.8%	75.9%
2017	80.3%	76.4%	71.7%	75.6%	58.3%	59.3%	69.5%	67.8%	74.0%	72.6%	83.8%	73.2%
2018	80.6%	73.3%	73.8%	64.2%	50.9%	61.8%	71.0%	72.8%	79.3%	68.7%	88.2%	81.0%
2019	80.4%	74.2%	64.2%	61.7%	55.8%	72.6%	76.4%	78.5%	78.5%	75.3%	84.7%	81.3%
2020	76.4%	71.2%	70.9%	58.8%	62.4%	67.7%	73.3%	65.4%	68.0%	72.1%	81.2%	75.9%
2021	72.7%	70.7%	67.5%	59.8%	59.4%	58.6%	59.6%	69.1%	70.4%	70.6%	76.6%	74.3%
2022	76.2%	73.4%	69.1%	65.3%	62.9%	63.1%	64.4%	69.6%	64.0%	64.7%	75.3%	77.8%
2023	81.9%	75.4%	68.5%	53.9%	55.8%	64.9%	77.9%	75.1%	68.4%	69.0%	73.0%	75.9%
2024	79.3%	71.9%	66.4%	47.3%	M	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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