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	0.05	2.42	2.09	3.19	0.40	1.95	1.02	0.14	0.16	0.12
2008	0.24	0.14	0.28	0.75	1.92	3.73	1.65	0.94	0.36	0.40	0.04	0.38
2009	0.18	0.41	0.34	0.18	0.16	0.72	3.73	2.40	0.48	0.80	0.21	0.34
2010	0.16	0.22	0.38	1.27	2.71	3.06	3.30	0.99	1.69	0.17	0.51	0.12
2011	0.85	0.10	0.66	0.44	0.96	2.84	1.23	1.53	0.41	0.40	0.33	0.30
2012	0.22	0.37	0.65	1.36	2.90	10.16	3.24	2.00	0.37	0.94	0.51	0.40
2013	0.18	0.06	0.31	0.83	0.93	2.95	1.72	0.42	0.58	0.32	0.82	0.35
2014	0.17	0.08	0.44	0.53	1.21	2.23	2.55	2.60	1.34	0.31	1.44	0.41
2015	0.32	0.21	0.26	0.14	0.16	1.36	1.06	4.11	2.29	0.08	0.63	0.55
2016	0.42	0.32	0.40	1.21	2.12	2.26	3.98	3.61	0.88	0.58	0.04	0.24
2017	0.24	0.67	0.57	0.63	1.33	2.07	0.91	0.28	0.65	0.30	0.67	0.22
2018	0.13	0.35	0.88	0.22	0.63	2.44	1.85	0.98	0.68	0.34	0.44	0.15
2019	0.12	0.51	0.05	0.40	0.16	1.72	1.56	1.10	1.18	0.14	0.64	0.25
2020	0.13	0.32	0.30	0.11	2.33	5.45	1.00	0.26	0.71	0.42	0.50	0.35
2021	0.08	0.20	0.10	0.49	1.89	1.53	0.92	1.45	0.31	0.24	0.07	0.59
2022	0.02	0.33	0.33	0.32	0.72	3.77	3.18	0.66	0.29	0.16	0.50	0.32
2023	0.18	0.08	0.24	0.02	0.20	1.31	1.01	0.78	0.59	0.35	0.10	0.11
2024	0.12	0.42	0.45	1.12	2.11	0.30	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	7.7	8.6	8.1	8.4	9.7
2005	7.7	8.0	10.4	11.7	11.2	11.4	8.8	9.8	9.0	8.9	8.4	7.8
2006	6.4	9.3	9.2	10.6	11.7	9.5	8.8	8.3	9.3	8.7	9.4	8.8
2007	9.3	8.1	10.2	10.8	10.9	9.4	8.6	9.3	8.7	9.2	9.6	6.4
2008	9.4	7.3	8.9	10.6	10.4	9.3	9.3	9.8	8.2	9.5	8.4	8.4
2009	9.6	6.9	9.4	10.8	10.9	10.0	9.2	8.3	10.3	9.8	0.0	1.7
2010	4.0	1.9	9.4	13.5	11.5	9.5	8.9	8.2	9.0	7.7	7.4	6.1
2011	10.4	11.4	9.9	8.8	11.3	9.6	8.4	8.2	9.7	8.9	9.6	8.7
2012	9.5	7.9	11.0	11.0	10.1	10.2	8.6	8.3	8.7	10.5	8.2	7.3
2013	10.0	8.8	9.3	11.3	10.2	9.7	8.7	7.7	9.3	8.3	7.1	9.2
2014	10.5	8.6	8.9	9.8	9.4	10.3	9.3	8.1	8.6	9.9	9.4	7.4
2015	7.9	9.1	8.9	11.0	9.8	8.4	9.8	8.9	8.0	9.3	8.6	5.8
2016	7.0	8.4	9.9	11.1	10.5	9.2	7.9	9.1	8.1	7.9	7.9	9.0
2017	7.7	7.6	9.5	10.0	10.5	10.3	10.0	8.7	8.6	12.4	8.8	8.7
2018	7.8	8.4	8.3	9.2	10.4	9.1	8.8	8.5	8.7	8.4	7.7	8.3
2019	8.0	7.5	7.4	13.5	8.9	10.6	9.8	9.5	9.4	10.4	7.9	6.0
2020	8.2	8.6	10.2	11.5	11.7	9.6	9.8	9.4	9.5	9.4	8.5	7.0
2021	9.1	8.9	9.7	9.9	10.4	9.3	9.4	8.8	10.0	9.6	8.9	8.0
2022	9.4	9.4	10.4	12.6	10.4	11.3	8.1	8.5	8.4	8.2	9.4	8.4
2023	5.8	7.9	7.1	9.7	9.2	10.1	9.2	9.4	8.5	8.7	7.8	7.4
2024	6.6	7.9	8.7	12.0	11.3	11.9	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	61.04	45.97	28.92	40.08	26.78
2005	13.24	32.36	42.58	56.48	65.66	66.67	77.54	71.95	64.16	56.10	40.78	28.12
2006	33.60	31.69	32.72	59.41	66.93	72.91	84.54	79.72	69.03	48.50	28.88	32.39
2007	29.76	22.96	44.14	49.99	64.47	72.07	86.04	75.59	64.70	57.25	38.29	20.05
2008	23.27	24.71	43.30	49.00	65.00	69.72	77.23	79.07	68.64	57.89	43.38	14.33
2009	19.06	24.30	31.26	53.59	65.66	72.91	76.93	74.62	76.82	44.68	44.81	8.15
2010	20.59	22.64	46.17	54.84	58.35	68.35	75.73	73.41	61.56	58.51	30.87	14.18
2011	16.66	16.90	24.65	47.03	63.09	68.35	77.67	78.23	76.05	57.39	37.65	30.57
2012	30.73	33.80	45.56	53.95	63.13	71.35	79.78	79.33	73.35	45.93	25.46	14.38
2013	20.58	28.21	27.10	45.23	68.81	70.09	75.83	81.63	74.23	54.48	26.39	13.95
2014	23.93	11.36	26.92	53.43	63.47	68.65	80.90	76.27	67.38	59.16	27.25	25.30
2015	24.97	22.53	47.24	57.42	65.98	75.70	80.41	77.39	65.02	59.20	38.43	23.74
2016	21.39	33.93	45.56	59.85	64.20	74.23	75.50	73.78	65.02	46.78	47.17	18.52
2017	20.93	25.72	37.98	52.24	68.82	72.96	84.65	79.96	69.42	53.78	26.07	21.90
2018	17.07	10.53	25.31	42.89	72.41	74.63	80.28	78.25	56.65	51.90	35.71	27.24
2019	25.76	0.74	28.04	49.13	63.28	72.92	77.90	75.35	65.18	48.10	32.87	22.72
2020	17.28	28.10	30.46	48.56	63.72	70.72	77.34	80.63	69.99	48.36	34.40	27.24
2021	25.86	11.02	45.37	56.19	61.86	79.63	85.99	77.88	71.65	58.24	46.02	11.29
2022	22.49	27.63	39.25	50.82	64.48	71.45	79.50	85.00	74.72	61.85	22.05	10.25
2023	21.64	21.98	22.96	49.75	74.79	78.18	81.68	80.80	71.06	52.99	43.17	37.01
2024	13.19	25.79	28.14	54.89	62.05	69.92	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	30.67	2.98	-4.01	8.60	6.11
2005	-6.11	7.64	19.95	29.22	36.19	48.14	49.85	46.50	37.98	28.78	20.13	8.48
2006	15.22	10.24	15.18	31.91	40.95	49.72	53.48	48.40	41.08	25.66	9.72	7.75
2007	3.72	1.22	19.66	29.21	39.96	47.74	55.05	47.46	36.83	29.27	11.48	-2.82
2008	-2.08	0.21	17.59	21.22	39.33	45.40	49.19	47.87	36.11	25.60	18.43	-6.62
2009	-3.66	2.64	6.82	25.56	33.43	42.15	48.92	48.20	39.64	25.27	17.62	-8.85
2010	3.39	4.50	21.19	28.14	34.90	45.07	49.26	46.32	37.83	28.13	8.23	-3.25
2011	-1.35	-6.74	8.67	23.66	38.02	46.07	47.94	49.30	40.46	27.09	10.91	8.06
2012	5.82	5.25	19.63	28.47	37.26	46.21	54.33	48.66	37.24	24.74	9.18	-5.47
2013	3.25	7.50	5.77	24.70	38.96	46.93	48.76	49.48	42.39	24.11	7.25	-7.33
2014	2.38	-10.73	8.28	26.20	35.84	43.44	51.19	51.73	38.28	30.46	10.57	9.43
2015	4.45	3.24	21.16	26.54	33.24	46.12	49.73	48.27	38.71	28.39	14.89	5.44
2016	2.49	14.89	25.09	31.25	37.39	45.12	51.36	48.85	37.05	28.19	23.99	-3.35
2017	1.67	6.08	15.45	27.80	39.12	45.80	50.69	48.04	37.97	25.87	6.58	1.38
2018	-2.94	-14.81	6.48	18.81	41.34	45.70	49.17	45.97	35.20	24.57	13.16	7.14
2019	5.68	-19.23	2.40	21.28	34.12	44.65	49.29	48.32	40.98	20.03	13.45	6.05
2020	-2.80	6.38	10.08	24.09	37.77	46.67	50.82	48.65	40.54	25.02	11.59	7.12
2021	6.44	-11.32	18.68	21.70	35.75	48.97	55.45	50.19	39.77	26.00	16.05	-8.65
2022	2.28	3.97	15.21	24.43	36.68	47.52	52.79	52.60	41.45	29.58	2.52	-9.43
2023	5.91	4.22	1.23	24.87	40.60	50.16	52.36	50.11	40.51	25.91	19.49	16.29
2024	-3.91	3.89	12.24	31.68	38.30	42.18	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	45.85	24.48	12.46	24.34	16.45
2005	3.57	20.00	31.27	42.85	50.92	57.40	63.69	59.22	51.07	42.44	30.45	18.30
2006	24.41	20.96	23.95	45.66	53.94	61.31	69.01	64.06	55.05	37.08	19.30	20.07
2007	16.74	12.09	31.90	39.60	52.21	59.91	70.54	61.53	50.76	43.26	24.89	8.61
2008	10.59	12.46	30.45	35.11	52.17	57.56	63.21	63.47	52.37	41.74	30.91	3.86
2009	7.70	13.47	19.04	39.58	49.55	57.53	62.93	61.41	58.23	34.97	31.22	-0.35
2010	11.99	13.57	33.68	41.49	46.63	56.71	62.49	59.86	49.69	43.32	19.55	5.47
2011	7.66	5.08	16.66	35.35	50.55	57.21	62.80	63.77	58.25	42.24	24.28	19.31
2012	18.27	19.53	32.60	41.21	50.20	58.78	67.05	63.99	55.30	35.33	17.32	4.45
2013	11.92	17.86	16.44	34.97	53.88	58.51	62.29	65.56	58.31	39.29	16.82	3.31
2014	13.15	0.32	17.60	39.82	49.65	56.05	66.04	64.00	52.83	44.81	18.91	17.36
2015	14.71	12.88	34.20	41.98	49.61	60.91	65.07	62.83	51.86	43.80	26.66	14.59
2016	11.94	24.41	35.32	45.55	50.79	59.67	63.43	61.31	51.04	37.48	35.58	7.59
2017	11.30	15.90	26.72	40.02	53.97	59.38	67.67	64.00	53.70	39.82	16.33	11.64
2018	7.07	-2.14	15.90	30.85	56.87	60.17	64.72	62.11	45.93	38.24	24.43	17.19
2019	15.72	-9.25	15.22	35.21	48.70	58.78	63.60	61.84	53.08	34.06	23.16	14.38
2020	7.24	17.24	20.27	36.32	50.75	58.70	64.08	64.64	55.26	36.69	22.99	17.18
2021	16.15	-0.15	32.03	38.95	48.80	64.30	70.72	64.04	55.71	42.12	31.03	1.32
2022	12.38	15.80	27.23	37.62	50.58	59.49	66.15	68.80	58.09	45.71	12.28	0.41
2023	13.77	13.10	12.10	37.31	57.69	64.17	67.02	65.46	55.78	39.45	31.33	26.65
2024	4.64	14.84	20.19	43.28	50.18	56.05	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	77.3%	77.1%	80.4%	75.1%	79.9%
2005	83.0%	79.5%	74.4%	58.0%	51.5%	75.1%	64.6%	66.9%	71.1%	72.9%	79.7%	81.9%
2006	88.6%	76.3%	85.0%	62.1%	63.0%	67.4%	54.9%	56.5%	64.6%	74.8%	78.6%	78.1%
2007	77.0%	81.1%	72.1%	69.4%	65.6%	68.4%	55.3%	61.9%	67.8%	65.6%	69.2%	80.7%
2008	77.6%	79.4%	68.5%	62.2%	60.5%	67.1%	61.5%	56.0%	63.7%	59.3%	73.4%	78.0%
2009	75.5%	80.9%	76.7%	56.0%	49.0%	51.7%	60.9%	67.8%	53.3%	77.2%	70.3%	79.7%
2010	83.3%	87.2%	73.4%	60.5%	66.8%	68.2%	69.2%	69.8%	71.1%	70.5%	76.4%	83.2%
2011	81.2%	77.8%	83.6%	69.2%	58.9%	70.9%	62.2%	59.0%	52.0%	63.2%	68.6%	78.9%
2012	69.9%	72.0%	69.8%	61.6%	57.6%	66.8%	66.6%	60.2%	56.5%	73.7%	83.6%	81.5%
2013	79.8%	82.6%	80.2%	70.8%	56.8%	70.6%	68.9%	63.0%	59.0%	70.6%	87.8%	83.5%
2014	83.1%	78.8%	79.0%	66.1%	59.6%	67.2%	63.2%	71.8%	71.6%	67.4%	85.5%	88.6%
2015	85.7%	83.9%	76.0%	58.1%	49.5%	60.9%	59.4%	65.6%	75.2%	71.8%	80.4%	87.7%
2016	87.9%	88.0%	76.1%	58.0%	64.2%	63.7%	75.4%	74.4%	74.6%	85.5%	81.7%	78.2%
2017	83.5%	83.5%	76.7%	71.9%	58.8%	63.2%	56.1%	53.2%	61.2%	68.4%	89.1%	82.4%
2018	86.1%	82.0%	91.2%	76.7%	53.9%	61.6%	62.6%	58.9%	74.4%	73.1%	88.3%	90.2%
2019	91.7%	81.5%	87.1%	74.8%	55.7%	61.2%	64.3%	62.1%	71.3%	71.5%	87.4%	93.1%
2020	86.5%	90.7%	88.7%	62.0%	59.7%	71.6%	70.6%	54.7%	61.4%	71.3%	87.3%	91.2%
2021	90.5%	82.4%	75.6%	54.3%	64.0%	58.1%	55.7%	59.7%	57.0%	60.7%	76.2%	86.9%
2022	88.1%	83.5%	77.6%	57.7%	54.5%	69.9%	72.0%	57.7%	61.8%	68.4%	94.0%	92.0%
2023	98.8%	94.5%	98.6%	72.9%	59.8%	57.5%	57.8%	56.7%	59.2%	69.9%	75.6%	78.7%
2024	80.2%	83.6%	80.0%	58.4%	66.0%	51.7%	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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Aug 2026

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Oct 2026