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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
2007	M	M	M	M	M	M	M	M	M	M	M	M
2008	M	M	M	M	M	M	M	M	M	M	M	M
2009	M	M	M	M	M	M	M	M	M	M	M	M
2010	M	M	M	M	M	M	M	M	M	M	M	M
2011	M	M	M	M	M	M	M	0.00	0.00	0.00	0.00	M
2012	0.00	0.00	0.00	0.00	M	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
2007	M	M	M	M	M	M	M	M	M	M	M	M
2008	M	M	M	M	M	M	M	M	M	M	M	M
2009	M	M	M	M	M	M	M	M	M	M	M	M
2010	M	M	M	M	M	M	M	M	M	M	M	M
2011	18.2	16.7	12.3	12.6	8.6	4.6	11.9	11.2	9.5	3.8	6.0	M
2012	5.8	M	M	M	M	M	6.3	6.2	5.2	4.6	3.7	4.7
2013	9.6	6.9	10.7	4.1	4.1	4.7	4.8	6.7	5.8	4.8	4.0	6.9
2014	9.9	13.3	10.0	4.4	3.8	5.1	5.2	4.8	5.5	5.1	4.9	6.1
2015	10.2	11.9	9.5	6.4	4.6	6.2	7.7	7.0	6.9	5.1	4.0	6.9
2016	9.2	9.9	10.0	5.8	4.1	4.0	4.4	6.3	4.5	4.3	4.0	5.8
2017	6.2	8.9	6.7	3.5	4.4	4.6	6.8	5.8	4.4	2.9	3.2	5.5
2018	4.9	9.1	7.6	M	M	3.4	5.3	6.3	4.1	3.3	2.6	2.8
2019	6.5	6.7	5.0	3.3	3.2	4.2	5.2	5.5	4.9	1.8	2.2	5.9
2020	9.6	9.6	8.2	6.0	4.3	4.9	5.3	5.2	4.9	5.3	4.5	6.1
2021	8.6	10.6	8.6	4.7	4.3	4.4	6.0	5.3	5.5	5.0	4.7	7.1
2022	8.7	7.7	6.7	3.8	5.1	4.3	5.9	5.1	4.2	4.6	4.3	6.1
2023	6.4	8.4	8.6	4.9	5.5	4.9	6.1	6.6	6.3	4.5	4.6	6.2
2024	7.9	10.5	8.9	5.2	4.1	4.8	7.5	5.6	5.5	3.9	3.8	6.7
2025	9.1	10.1	8.4	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
2007	M	77.00	M	M	M	M	M	M	M	M	M	M
2008	M	M	M	M	M	M	M	M	M	M	M	M
2009	M	84.20	M	M	M	M	M	M	M	M	75.20	M
2010	80.60	M	M	M	M	M	M	M	M	M	M	83.92
2011	82.40	M	M	M	87.80	80.60	M	84.88	84.78	84.53	85.10	79.31
2012	85.78	84.65	84.20	85.40	87.80	83.12	87.32	87.22	88.12	88.38	86.66	85.36
2013	86.46	83.69	88.76	88.17	86.07	89.10	85.10	85.88	85.46	85.40	85.16	84.98
2014	83.38	83.15	86.62	88.64	88.38	89.24	88.09	86.12	88.82	89.02	87.56	85.59
2015	86.41	85.29	87.74	89.42	88.73	88.94	89.72	87.86	88.82	89.25	87.98	87.34
2016	87.86	87.18	89.72	90.92	90.76	88.46	88.09	88.96	88.52	88.32	85.55	87.86
2017	86.23	86.51	86.70	87.62	87.80	88.34	87.45	87.10	87.56	87.80	86.60	87.28
2018	84.78	86.45	87.80	M	82.40	85.10	87.80	88.55	88.10	87.89	87.45	87.26
2019	87.57	88.06	89.37	89.60	89.48	87.92	89.60	89.31	89.48	88.50	88.64	85.30
2020	87.28	87.86	89.25	90.02	90.14	87.26	87.39	87.08	85.58	86.87	86.08	87.05
2021	83.10	87.54	88.15	89.00	88.38	88.70	88.32	86.46	87.56	88.50	87.08	86.93
2022	87.34	86.13	88.50	88.82	90.53	86.96	88.90	87.57	86.90	86.93	86.66	86.75
2023	84.49	86.00	85.65	89.24	90.47	88.94	88.44	88.85	89.06	90.24	88.22	86.12
2024	85.83	87.92	89.14	90.32	88.96	88.28	89.72	88.61	88.70	89.02	87.32	87.92
2025	84.95	87.16	86.43	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
2007	M	77.00	M	M	M	M	M	M	M	M	M	M
2008	M	M	M	M	M	M	M	M	M	M	M	M
2009	M	84.20	M	M	M	M	M	M	M	M	75.20	M
2010	80.60	M	M	M	M	M	M	M	M	M	M	79.35
2011	78.80	M	M	M	87.80	80.60	M	78.12	80.73	79.82	81.50	78.80
2012	80.75	81.95	81.11	83.00	83.30	80.60	77.00	77.70	77.36	77.64	76.52	76.59
2013	77.58	77.51	79.16	78.80	79.45	78.99	77.71	77.93	77.84	77.84	76.88	77.00
2014	77.82	78.05	78.66	76.46	76.83	77.30	77.12	75.72	76.10	75.66	75.98	76.36
2015	76.83	76.23	77.58	77.24	77.52	78.50	78.68	77.58	77.48	77.41	77.12	77.75
2016	79.26	79.11	80.08	79.40	78.51	77.06	77.00	78.51	76.22	76.71	76.32	77.52
2017	77.29	77.13	76.71	77.00	76.25	77.30	77.52	77.06	77.00	75.32	75.80	77.46
2018	75.37	77.39	77.00	M	82.40	72.32	77.75	77.70	75.56	77.00	75.62	76.88
2019	78.86	78.48	77.23	77.36	77.23	76.70	77.55	79.38	78.14	75.90	77.24	77.64
2020	78.57	75.88	79.67	79.46	78.80	77.84	77.52	77.78	77.28	77.31	77.39	77.46
2021	76.19	77.58	78.05	76.88	78.39	76.58	77.81	76.83	77.12	77.75	77.18	77.99
2022	77.41	75.84	75.55	77.06	78.86	76.70	78.05	77.64	76.22	76.42	76.22	76.71
2023	76.13	76.36	76.59	77.96	78.45	77.84	78.68	78.10	76.82	77.52	77.18	77.81
2024	76.83	78.80	79.55	78.08	78.57	77.96	79.73	77.64	77.42	77.87	77.36	78.74
2025	77.52	77.64	78.37	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
2007	M	77.00	M	M	M	M	M	M	M	M	M	M
2008	M	M	M	M	M	M	M	M	M	M	M	M
2009	M	84.20	M	M	M	M	M	M	M	M	75.20	M
2010	80.60	M	M	M	M	M	M	M	M	M	M	81.64
2011	80.60	M	M	M	87.80	80.60	M	81.50	82.75	82.15	83.30	79.06
2012	83.26	83.30	82.66	84.20	85.55	81.86	82.16	82.46	82.79	83.01	81.59	80.98
2013	82.02	80.60	83.96	83.49	82.76	84.04	81.40	81.90	81.65	81.62	81.02	80.99
2014	80.60	80.60	82.64	82.55	82.60	83.27	82.60	80.92	82.46	82.34	81.77	80.98
2015	81.62	80.76	82.66	83.33	83.13	83.72	84.20	82.72	83.15	83.33	82.55	82.55
2016	83.56	83.14	84.90	85.16	84.64	82.76	82.55	83.74	82.37	82.52	80.94	82.69
2017	81.76	81.82	81.70	82.31	82.02	82.82	82.49	82.08	82.28	81.56	81.20	82.37
2018	80.08	81.92	82.40	M	82.40	78.71	82.78	83.13	81.83	82.44	81.53	82.07
2019	83.21	83.27	83.30	83.48	83.36	82.31	83.57	84.35	83.81	82.20	82.94	81.47
2020	82.92	81.87	84.46	84.74	84.47	82.55	82.46	82.43	81.43	82.09	81.73	82.25
2021	79.64	82.56	83.10	82.94	83.39	82.64	83.07	81.65	82.34	83.13	82.13	82.46
2022	82.37	80.99	82.02	82.94	84.69	81.83	83.47	82.60	81.56	81.67	81.44	81.73
2023	80.31	81.18	81.12	83.60	84.46	83.39	83.56	83.47	82.94	83.88	82.70	81.96
2024	81.33	83.36	84.35	84.20	83.76	83.12	84.72	83.13	83.06	83.45	82.34	83.33
2025	81.24	82.40	82.40	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
2007	M	M	M	M	M	M	M	M	M	M	M	M
2008	M	M	M	M	M	M	M	M	M	M	M	M
2009	M	M	M	M	M	M	M	M	M	M	M	M
2010	M	M	M	M	M	M	M	M	M	M	M	M
2011	81.1%	75.4%	78.1%	77.3%	75.8%	83.3%	74.9%	78.2%	80.0%	83.1%	78.6%	M
2012	78.6%	M	M	M	M	M	81.4%	81.3%	82.0%	80.8%	85.0%	87.0%
2013	80.5%	83.7%	76.0%	82.3%	81.4%	73.5%	82.2%	80.7%	82.2%	80.0%	82.9%	83.2%
2014	79.9%	73.6%	78.0%	84.8%	88.2%	85.7%	85.7%	87.8%	82.3%	80.5%	84.4%	84.9%
2015	77.9%	78.2%	78.9%	80.6%	84.4%	81.5%	79.2%	81.2%	79.3%	79.7%	83.8%	81.5%
2016	80.2%	79.3%	75.9%	79.3%	81.4%	84.3%	84.8%	81.0%	82.2%	83.0%	85.4%	81.5%
2017	82.8%	80.9%	80.9%	83.7%	85.6%	81.8%	81.4%	83.0%	83.1%	83.2%	85.0%	80.8%
2018	86.3%	77.0%	79.6%	M	M	87.0%	81.8%	81.2%	81.5%	81.7%	85.0%	85.0%
2019	78.0%	75.7%	74.2%	81.6%	84.2%	85.7%	78.4%	75.2%	77.5%	83.3%	82.1%	83.4%
2020	78.5%	75.9%	75.5%	77.1%	82.1%	86.2%	84.0%	84.2%	85.5%	81.8%	84.7%	82.7%
2021	82.5%	74.3%	78.3%	80.9%	83.9%	82.9%	80.5%	84.9%	81.9%	81.8%	84.1%	81.4%
2022	78.1%	82.0%	80.4%	83.2%	80.5%	85.4%	81.1%	83.3%	84.8%	83.6%	85.6%	84.7%
2023	85.7%	83.9%	85.0%	81.3%	80.3%	83.6%	81.8%	82.1%	81.3%	82.2%	85.0%	85.8%
2024	86.2%	79.3%	78.1%	81.2%	85.9%	84.2%	79.4%	82.7%	82.9%	82.9%	86.1%	79.9%
2025	82.6%	78.8%	81.6%	M	M	M	M	M	M	M	M	M

Monthly Plots

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