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	0.00	0.00	M	0.00	0.00	M	M	0.00	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	1.2	5.4	M	M	5.2	M	M	8.8	M	M	M	3.3
2001	8.6	8.9	6.7	7.2	8.2	7.6	8.0	6.9	7.0	7.8	7.7	9.8
2002	7.6	8.1	10.4	7.6	7.5	6.9	7.7	7.6	7.1	7.0	9.0	9.2
2003	M	M	M	M	M	M	M	M	M	M	M	M
2004	M	3.8	M	M	M	6.4	7.8	8.6	6.7	8.6	3.5	8.4
2005	11.8	8.1	6.4	6.9	7.2	5.2	7.2	M	M	6.1	8.3	10.0
2006	6.6	5.7	7.1	7.4	6.1	5.1	7.3	M	6.2	M	6.5	6.5
2007	9.1	7.6	6.6	6.5	7.1	7.0	6.8	7.0	6.4	5.6	8.3	7.9
2008	8.3	7.6	6.8	7.1	6.8	7.1	7.8	7.0	6.6	7.0	7.2	10.6
2009	11.4	8.4	8.0	6.9	6.6	7.1	7.5	7.4	6.7	6.4	6.2	11.3
2010	8.9	6.5	6.2	7.4	6.7	6.9	7.4	7.1	6.5	6.2	7.9	9.4
2011	8.6	8.7	7.1	6.5	6.4	6.4	6.9	6.7	6.6	6.0	7.4	7.1
2012	10.2	8.5	7.1	6.7	7.7	7.0	7.5	7.3	6.9	7.8	7.9	7.9
2013	9.0	6.3	7.0	8.1	6.7	6.6	8.2	6.7	6.9	7.1	9.1	7.5
2014	10.8	11.4	7.0	6.9	6.4	7.2	7.5	6.8	6.6	6.0	9.6	9.7
2015	9.3	6.9	7.2	7.4	7.3	8.3	8.2	7.6	6.8	7.6	8.5	8.1
2016	10.3	7.9	7.1	7.3	7.3	6.7	7.2	7.2	6.7	6.4	6.7	10.6
2017	10.1	10.3	7.1	6.3	7.1	7.6	7.6	8.3	6.4	7.0	8.8	11.7
2018	10.1	8.9	7.8	6.8	7.4	7.4	7.4	7.0	6.5	6.8	7.9	8.6
2019	9.1	11.9	7.6	7.2	6.9	7.7	7.2	7.0	6.1	6.4	8.0	6.9
2020	9.7	6.5	7.9	7.1	6.7	6.5	7.2	7.1	6.5	7.4	7.0	8.2
2021	7.5	10.2	6.6	7.2	7.2	7.0	7.6	7.1	5.9	6.5	7.7	10.5
2022	8.6	7.2	6.2	7.0	6.6	7.0	6.6	7.8	6.8	6.5	11.5	9.8
2023	7.4	7.8	7.4	6.5	6.0	7.2	7.5	7.9	6.7	6.6	8.1	7.8
2024	11.0	8.1	7.0	7.1	7.1	7.4	7.6	6.9	7.0	6.1	6.2	8.3
2025	8.4	10.0	5.8	7.4	7.4	6.8	8.0	M	M	M	M	M

Average Daily High Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2000	35.96	42.20	46.40	53.60	53.96	64.40	M	58.10	M	46.40	M	37.40
2001	42.51	44.15	51.80	56.06	64.17	65.96	73.05	74.50	68.96	54.82	47.36	40.30
2002	40.13	43.83	43.96	57.56	61.32	70.88	74.84	76.19	69.32	57.43	49.40	42.22
2003	43.44	46.66	48.08	56.48	63.01	72.80	78.34	78.80	73.22	59.12	42.68	40.77
2004	M	49.10	M	M	M	74.45	73.91	73.92	60.89	52.79	42.62	40.81
2005	37.05	48.71	54.24	61.34	69.05	66.08	74.39	M	57.20	57.14	45.02	39.78
2006	44.43	39.78	44.02	49.81	58.57	64.89	66.39	71.60	63.32	48.35	38.39	37.49
2007	39.61	46.14	50.25	56.32	66.26	66.99	77.43	73.90	68.45	55.01	45.48	37.75
2008	35.57	46.30	48.19	52.81	65.25	65.65	74.43	73.70	68.89	56.35	48.75	33.75
2009	39.45	44.15	45.86	59.08	65.79	72.58	80.67	75.48	71.11	55.79	46.17	34.11
2010	44.26	50.11	53.06	57.29	62.61	66.05	76.94	75.94	68.85	59.55	42.35	39.55
2011	40.88	39.61	47.85	51.46	59.60	65.37	70.34	74.77	72.50	55.52	42.62	40.94
2012	38.27	45.28	46.28	58.70	64.34	63.74	73.92	78.22	73.82	57.49	46.28	38.10
2013	37.92	44.79	52.79	56.48	67.48	70.22	80.02	77.41	70.46	58.71	45.14	37.69
2014	43.21	38.80	48.72	58.58	66.90	70.04	78.34	79.09	72.86	59.75	44.84	41.06
2015	43.44	51.29	56.70	59.66	70.73	79.88	82.52	78.22	66.80	61.32	43.52	39.78
2016	40.30	48.88	55.93	65.00	68.46	70.52	73.57	79.21	68.30	56.04	48.68	32.58
2017	34.26	38.94	47.97	56.24	66.90	71.42	78.10	82.34	74.06	57.32	44.60	36.70
2018	39.03	40.04	49.25	58.04	71.77	69.44	81.12	77.99	67.16	57.95	47.96	41.75
2019	42.80	33.22	55.57	58.58	70.50	71.72	74.50	77.23	67.34	54.18	47.30	39.84
2020	37.86	44.72	49.30	58.46	67.71	67.10	74.56	76.42	73.10	56.68	46.64	42.39
2021	42.45	38.75	51.28	61.58	65.45	78.14	81.06	77.29	67.94	54.12	47.48	32.87
2022	37.52	43.64	51.57	55.10	60.22	70.22	79.67	82.57	76.58	66.08	41.62	32.00
2023	41.66	41.58	51.86	56.54	73.53	73.40	81.70	82.28	71.00	58.63	46.52	44.37
2024	36.70	46.40	53.08	57.92	64.40	70.22	80.60	77.17	71.54	57.61	46.22	44.19
2025	40.59	38.81	51.63	62.00	66.61	72.08	78.73	M	M	M	M	M

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2000	35.60	39.80	46.40	52.25	51.44	60.80	M	55.40	M	44.60	M	35.60
2001	34.26	32.32	42.80	40.52	46.23	50.84	54.35	57.55	52.88	44.25	39.50	32.81
2002	32.87	32.26	31.77	39.86	45.24	53.12	57.38	56.50	51.50	44.43	41.36	36.06
2003	36.12	34.51	36.01	42.20	47.39	54.50	56.50	56.15	54.50	47.45	33.14	33.86
2004	M	43.70	M	M	M	68.75	66.37	68.60	58.66	49.73	40.46	38.33
2005	27.99	33.99	39.32	42.62	51.74	54.20	55.69	M	53.60	46.92	37.88	33.45
2006	37.52	34.19	37.34	46.40	53.38	59.65	61.48	62.73	60.62	48.05	36.41	35.23
2007	30.77	35.44	37.73	41.11	46.99	52.23	58.39	56.02	51.42	43.37	36.43	30.67
2008	27.49	34.26	35.55	38.23	48.57	50.29	55.22	57.43	51.14	43.60	40.89	26.06
2009	31.26	31.56	31.61	39.69	46.10	55.15	59.77	57.70	53.89	44.10	37.99	27.14
2010	36.61	37.77	38.06	41.71	45.63	52.73	55.80	57.86	53.40	46.65	34.51	32.86
2011	32.41	28.91	36.03	37.35	45.81	52.79	54.52	56.30	54.26	44.83	34.04	32.12
2012	29.33	35.04	34.44	42.08	45.35	51.26	57.61	59.06	52.10	45.35	38.30	33.05
2013	30.37	36.11	37.81	41.66	48.90	54.14	57.72	60.05	55.52	44.37	37.16	29.91
2014	35.83	28.73	36.24	42.02	50.06	53.42	58.94	60.34	54.50	49.83	36.14	34.09
2015	34.85	40.49	40.81	41.90	52.32	56.42	61.03	58.36	50.96	48.78	35.30	33.68
2016	33.28	37.96	40.60	46.58	51.10	53.54	57.14	58.42	52.04	45.65	42.62	25.73
2017	26.37	29.88	37.34	42.62	48.26	53.48	55.92	60.10	55.04	43.90	37.10	30.20
2018	32.17	29.81	36.06	42.14	51.86	53.42	59.46	59.06	51.86	43.85	40.64	34.44
2019	34.26	23.45	34.50	42.44	51.39	53.72	57.78	58.77	55.10	41.46	37.28	34.15
2020	29.33	34.48	35.31	40.76	49.54	52.70	57.14	55.86	56.12	46.52	37.10	35.60
2021	35.14	29.81	35.83	42.14	47.33	56.72	59.23	59.64	52.88	44.60	39.50	25.09
2022	28.82	33.48	39.03	39.02	46.40	54.32	59.35	61.61	55.34	49.01	33.12	25.27
2023	34.22	32.32	34.79	40.34	52.80	54.38	59.00	60.45	53.84	46.21	37.64	37.92
2024	29.45	36.05	37.05	41.18	47.74	53.12	59.41	59.81	55.52	45.94	38.42	37.28
2025	31.59	28.91	38.97	42.86	48.03	53.54	58.73	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	35.78	41.00	46.40	52.93	52.70	62.60	M	56.75	M	45.50	M	36.50
2001	38.39	38.24	47.30	48.29	55.20	58.40	63.70	66.03	60.92	49.54	43.43	36.56
2002	36.50	38.04	37.86	48.71	53.28	62.00	66.11	66.35	60.41	50.93	45.38	39.14
2003	39.78	40.58	42.05	49.34	55.20	63.65	67.42	67.48	63.86	53.28	37.91	37.31
2004	M	46.40	M	M	M	71.60	70.14	71.26	59.77	51.26	41.54	39.57
2005	32.52	41.35	46.78	51.98	60.39	60.14	65.04	M	55.40	52.03	41.45	36.62
2006	40.97	36.98	40.68	48.11	55.98	62.27	63.93	67.16	61.97	48.20	37.40	36.36
2007	35.19	40.79	43.99	48.72	56.63	59.61	67.91	64.96	59.93	49.19	40.96	34.21
2008	31.53	40.28	41.87	45.52	56.91	57.97	64.82	65.56	60.01	49.97	44.82	29.90
2009	35.35	37.85	38.74	49.39	55.94	63.87	70.22	66.59	62.50	49.95	42.08	30.62
2010	40.44	43.94	45.56	49.50	54.12	59.39	66.37	66.90	61.13	53.10	38.43	36.21
2011	36.65	34.26	41.94	44.40	52.70	59.08	62.43	65.54	63.38	50.17	38.33	36.53
2012	33.80	40.16	40.36	50.39	54.85	57.50	65.76	68.64	62.96	51.42	42.29	35.57
2013	34.15	40.45	45.30	49.07	58.19	62.18	68.87	68.73	62.99	51.54	41.15	33.80
2014	39.52	33.77	42.48	50.30	58.48	61.73	68.64	69.71	63.68	54.79	40.49	37.57
2015	39.14	45.89	48.76	50.78	61.53	68.15	71.77	68.29	58.88	55.05	39.41	36.73
2016	36.79	43.42	48.27	55.79	59.78	62.03	65.36	68.81	60.17	50.84	45.65	29.15
2017	30.32	34.41	42.65	49.43	57.58	62.45	67.01	71.22	64.55	50.61	40.85	33.45
2018	35.60	34.92	42.65	50.09	61.82	61.43	70.29	68.52	59.51	50.90	44.30	38.10
2019	38.53	28.34	45.04	50.51	60.95	62.72	66.14	68.00	61.22	47.82	42.29	36.99
2020	33.60	39.60	42.31	49.61	58.62	59.90	65.85	66.14	64.61	51.60	41.87	39.00
2021	38.79	34.28	43.55	51.86	56.39	67.43	70.15	68.46	60.41	49.36	43.49	28.98
2022	33.17	38.56	45.30	47.06	53.31	62.27	69.51	72.09	65.96	57.55	37.37	28.63
2023	37.94	36.95	43.32	48.44	63.17	63.89	70.35	71.37	62.42	52.42	42.08	41.15
2024	33.07	41.23	45.06	49.55	56.07	61.67	70.00	68.49	63.53	51.77	42.32	40.74
2025	36.09	33.86	45.30	52.43	57.32	62.81	68.73	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	91.9%	82.1%	M	M	83.8%	M	M	82.1%	M	M	M	89.9%
2001	80.8%	69.8%	85.6%	71.5%	67.8%	70.9%	65.5%	70.8%	75.4%	75.1%	83.9%	71.3%
2002	76.8%	74.0%	67.5%	69.5%	67.5%	56.4%	51.7%	56.7%	72.3%	75.6%	75.4%	78.5%
2003	M	M	M	M	M	M	M	M	M	M	M	M
2004	M	78.7%	M	M	M	65.0%	85.3%	77.3%	87.3%	79.8%	87.2%	75.7%
2005	69.4%	65.3%	75.0%	69.2%	69.4%	78.0%	73.3%	M	M	91.6%	88.5%	77.8%
2006	89.4%	84.0%	71.0%	84.5%	55.7%	84.6%	87.8%	M	84.9%	M	89.0%	90.1%
2007	79.3%	83.9%	85.2%	73.9%	66.9%	76.2%	70.9%	71.2%	74.4%	88.6%	82.6%	86.2%
2008	84.2%	83.6%	80.9%	70.3%	74.3%	73.9%	69.6%	76.7%	76.1%	80.8%	88.9%	75.8%
2009	77.4%	74.0%	73.7%	64.6%	70.4%	67.0%	66.0%	71.5%	74.8%	75.6%	90.6%	67.0%
2010	81.8%	80.2%	79.0%	73.8%	74.9%	77.5%	67.3%	70.9%	80.2%	85.5%	84.7%	85.9%
2011	86.4%	78.1%	81.3%	77.8%	75.0%	75.8%	73.9%	70.4%	72.4%	88.8%	87.2%	88.8%
2012	83.2%	80.8%	84.7%	74.6%	66.6%	79.0%	75.8%	67.8%	66.8%	76.2%	86.9%	89.7%
2013	86.3%	89.1%	78.8%	75.0%	71.8%	74.2%	61.2%	72.5%	79.8%	79.7%	86.0%	85.6%
2014	81.7%	66.6%	83.8%	73.9%	73.3%	73.1%	70.6%	70.8%	71.7%	88.7%	74.3%	82.7%
2015	86.9%	83.0%	76.1%	73.0%	68.5%	56.9%	56.9%	67.0%	79.3%	79.7%	80.9%	90.2%
2016	85.3%	89.5%	77.7%	72.4%	69.7%	74.2%	74.1%	65.7%	75.0%	86.0%	93.4%	80.7%
2017	78.1%	80.9%	87.3%	79.5%	71.2%	68.8%	62.7%	58.7%	65.3%	77.4%	84.0%	78.7%
2018	88.0%	78.9%	78.5%	73.9%	63.7%	68.9%	59.9%	65.3%	76.3%	80.3%	86.9%	83.7%
2019	82.3%	62.3%	63.3%	73.5%	68.0%	68.7%	71.2%	70.5%	79.9%	80.4%	78.3%	89.9%
2020	86.6%	84.9%	71.1%	65.8%	70.3%	79.0%	71.8%	68.9%	75.4%	82.6%	87.1%	88.8%
2021	85.4%	80.3%	77.6%	63.9%	70.3%	64.8%	62.2%	69.4%	79.6%	86.5%	89.2%	78.8%
2022	87.3%	80.4%	80.3%	69.6%	76.3%	73.9%	69.9%	64.3%	61.1%	71.0%	69.4%	80.4%
2023	84.8%	81.6%	68.8%	74.3%	67.4%	66.4%	58.1%	57.6%	71.1%	78.6%	84.8%	90.6%
2024	82.8%	75.3%	76.1%	71.9%	70.2%	69.3%	64.6%	72.6%	76.4%	85.6%	87.3%	88.1%
2025	80.3%	71.9%	84.4%	68.2%	68.8%	69.6%	63.9%	M	M	M	M	M

Monthly Plots

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