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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.

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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	M
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	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
2026	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	M	M	M
2005	M	M	M	M	9.9	9.0	8.4	M	M	5.3	3.2	3.7
2006	3.7	M	M	M	M	M	M	M	M	M	M	M
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	1.9	0.0	M	M	6.6	M	M	5.5	6.4	2.7	2.0	2.6
2012	3.9	3.9	5.4	7.7	7.4	8.9	9.2	7.3	6.5	3.6	2.6	2.2
2013	3.5	5.2	5.0	7.7	8.8	6.6	8.6	6.7	4.8	4.2	3.0	2.6
2014	4.2	5.6	6.6	6.4	8.7	6.9	8.4	7.0	6.7	3.2	1.9	2.6
2015	5.1	5.8	5.4	7.6	8.1	8.5	7.6	7.6	5.5	3.4	3.0	4.2
2016	4.6	4.9	5.4	11.0	7.7	6.9	8.4	7.5	5.0	3.8	2.8	3.3
2017	5.4	4.6	5.7	8.5	6.6	7.8	7.1	6.5	5.7	4.9	3.4	3.8
2018	4.6	4.2	5.8	7.1	7.8	7.8	9.0	8.6	7.9	4.8	3.3	4.3
2019	3.9	4.8	5.6	6.9	9.3	7.8	9.0	8.0	6.8	4.7	3.0	3.6
2020	3.4	4.1	4.7	6.2	7.5	8.2	8.6	7.5	6.1	3.0	2.4	2.6
2021	2.9	3.8	5.3	8.3	7.4	8.4	7.5	7.3	5.0	4.9	2.0	2.7
2022	4.1	3.9	6.6	11.3	7.7	9.8	7.3	7.8	5.6	4.6	2.6	2.5
2023	2.9	4.7	4.8	6.2	6.8	8.0	8.0	7.1	5.6	4.3	2.5	2.5
2024	3.6	4.0	5.0	7.3	7.2	7.9	8.3	7.5	6.2	4.0	3.6	3.5
2025	4.3	3.7	5.3	7.0	6.8	7.5	7.4	6.6	4.4	3.9	3.9	4.3
2026	4.5	4.0	5.0	7.3	6.3	6.1	7.4	7.0	5.2	4.1	4.3	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	M	M	M	76.40	M
2005	M	M	M	M	94.74	91.28	87.94	84.20	M	86.29	83.54	80.02
2006	75.95	74.00	84.56	83.69	M	M	82.40	M	M	M	M	M
2007	M	M	M	M	M	M	M	M	M	M	M	M
2008	78.80	M	M	M	M	M	M	89.60	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	73.40
2011	78.80	66.20	M	M	87.80	92.00	88.70	91.04	91.34	90.76	85.82	77.41
2012	76.07	83.77	91.88	92.96	95.12	92.36	91.11	91.17	91.34	90.88	83.90	75.55
2013	75.84	84.78	92.45	94.10	89.72	91.88	91.17	89.43	90.32	88.03	86.18	79.79
2014	77.75	82.53	92.74	99.08	96.16	92.12	91.46	89.19	89.96	89.14	85.04	75.26
2015	77.70	82.59	90.41	90.02	91.81	90.14	88.09	89.48	90.08	88.67	85.13	77.30
2016	74.78	84.94	90.82	94.88	91.10	91.58	88.64	90.06	89.23	89.54	83.83	80.77
2017	79.03	84.78	85.81	90.26	92.45	90.14	88.32	90.02	90.92	89.02	85.61	80.25
2018	75.90	86.26	93.37	91.40	89.25	91.76	90.06	91.63	93.62	89.48	86.30	79.38
2019	79.85	82.40	88.67	92.30	94.01	91.94	90.70	92.39	90.80	89.31	86.60	77.17
2020	75.26	81.53	90.35	92.96	90.65	90.08	89.77	89.66	89.48	88.73	85.64	77.64
2021	77.70	81.56	91.52	95.06	92.97	89.30	89.72	90.47	91.76	91.40	85.94	80.02
2022	77.41	80.60	93.55	94.40	91.75	90.86	92.15	92.15	90.38	89.95	85.94	80.66
2023	77.46	84.59	89.25	96.44	94.42	92.24	92.50	89.72	91.40	89.72	87.02	79.55
2024	72.12	80.85	87.10	97.64	93.20	91.22	90.59	88.09	90.38	88.67	85.76	78.86
2025	75.95	83.49	90.59	91.88	91.23	89.48	88.21	88.55	90.50	89.43	84.08	76.42
2026	76.59	83.62	87.22	90.32	89.89	91.82	88.26	90.12	90.86	91.05	86.24	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	M	M	M	76.40	M
2005	M	M	M	M	82.91	81.62	80.39	82.40	M	77.29	69.38	62.66
2006	57.95	74.00	84.56	83.69	M	M	82.40	M	M	M	M	M
2007	M	M	M	M	M	M	M	M	M	M	M	M
2008	78.80	M	M	M	M	M	M	89.60	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	73.40
2011	57.46	62.60	M	M	86.23	92.00	88.70	82.22	82.34	78.51	70.82	61.96
2012	60.45	63.34	74.56	76.82	80.66	81.02	81.59	82.05	81.80	78.57	68.90	60.16
2013	55.40	64.85	73.28	77.12	77.30	81.92	82.34	81.24	80.72	77.87	69.62	63.24
2014	58.88	63.82	71.89	78.92	80.43	80.78	81.76	80.19	80.30	76.94	69.32	60.34
2015	64.63	66.84	72.12	74.36	78.51	80.30	79.61	80.89	80.00	77.81	72.13	68.00
2016	64.52	71.04	74.27	80.66	77.36	80.48	80.12	79.79	80.23	78.28	71.97	68.41
2017	64.46	67.61	69.99	75.32	78.92	79.40	79.32	80.18	80.66	77.17	69.67	63.65
2018	55.23	64.98	71.72	72.74	75.20	79.70	80.60	81.01	80.84	75.95	68.90	61.38
2019	59.23	63.24	70.73	75.38	78.92	80.36	81.06	81.24	80.30	77.58	71.42	60.63
2020	59.23	62.29	70.50	74.96	76.94	80.18	81.53	81.94	81.56	80.60	72.68	63.94
2021	61.21	64.66	76.13	80.00	80.14	80.12	80.43	81.01	81.68	79.67	71.30	64.86
2022	61.67	62.99	74.97	80.60	80.31	81.44	82.63	81.88	81.32	79.03	73.34	65.62
2023	60.63	67.10	73.34	77.84	79.32	81.14	82.28	81.24	81.44	78.63	72.80	65.33
2024	57.32	63.90	69.34	80.36	78.97	80.90	81.88	80.02	80.18	77.99	70.22	60.86
2025	59.12	65.11	73.46	76.76	78.10	79.58	79.79	79.85	79.82	77.70	69.26	60.57
2026	55.52	62.86	70.79	75.08	75.95	80.00	78.10	80.31	79.76	77.75	72.92	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	M	M	M	76.40	M
2005	M	M	M	M	88.83	86.45	84.17	83.30	M	81.79	76.46	71.34
2006	66.95	74.00	84.56	83.69	M	M	82.40	M	M	M	M	M
2007	M	M	M	M	M	M	M	M	M	M	M	M
2008	78.80	M	M	M	M	M	M	89.60	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	73.40
2011	68.13	64.40	M	M	87.01	92.00	88.70	86.63	86.84	84.64	78.32	69.68
2012	68.26	73.56	83.33	84.89	87.89	86.69	86.35	86.61	86.57	84.72	76.40	67.85
2013	65.62	74.81	82.86	85.61	83.51	86.90	86.75	85.33	85.52	82.95	77.90	71.51
2014	68.32	73.17	82.31	89.00	88.29	86.45	86.61	84.69	85.13	83.04	77.18	67.80
2015	71.16	74.72	81.27	82.19	85.16	85.22	83.85	85.19	85.04	83.24	78.63	72.65
2016	69.65	77.99	82.55	87.77	84.23	86.03	84.38	84.93	84.73	83.91	77.90	74.59
2017	71.75	76.20	77.90	82.79	85.68	84.77	83.82	85.10	85.79	83.10	77.64	71.95
2018	65.56	75.62	82.55	82.07	82.23	85.73	85.33	86.32	87.23	82.72	77.60	70.38
2019	69.54	72.82	79.70	83.84	86.46	86.15	85.88	86.81	85.55	83.45	79.01	68.90
2020	67.25	71.91	80.43	83.96	83.79	85.13	85.65	85.80	85.52	84.66	79.16	70.79
2021	69.45	73.11	83.82	87.53	86.55	84.71	85.07	85.74	86.72	85.54	78.62	72.44
2022	69.54	71.79	84.26	87.50	86.03	86.15	87.39	87.02	85.85	84.49	79.64	73.14
2023	69.05	75.84	81.30	87.14	86.87	86.69	87.39	85.48	86.42	84.17	79.91	72.44
2024	64.72	72.38	78.22	89.00	86.09	86.06	86.23	84.05	85.28	83.33	77.99	69.86
2025	67.54	74.30	82.02	84.32	84.66	84.53	84.00	84.20	85.16	83.56	76.67	68.49
2026	66.05	73.24	79.00	82.70	82.92	85.91	83.18	85.22	85.31	84.40	79.58	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	M	M	M
2005	M	M	M	M	73.8%	78.3%	82.1%	M	M	79.5%	73.2%	68.7%
2006	70.7%	M	M	M	M	M	M	M	M	M	M	M
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	66.3%	87.4%	M	M	65.1%	M	M	77.2%	75.4%	72.0%	68.0%	75.6%
2012	71.3%	58.8%	58.3%	68.0%	70.5%	78.9%	80.5%	78.9%	79.2%	74.7%	72.8%	80.7%
2013	73.1%	61.9%	58.3%	62.9%	78.4%	77.0%	77.8%	80.3%	81.1%	79.9%	65.1%	70.6%
2014	73.3%	62.1%	52.8%	55.5%	69.1%	79.2%	79.0%	82.0%	76.7%	70.5%	66.4%	77.6%
2015	60.8%	56.8%	51.5%	68.3%	71.9%	77.8%	81.4%	79.5%	77.5%	70.5%	62.2%	54.8%
2016	56.8%	53.7%	56.9%	67.7%	73.1%	73.0%	80.0%	76.6%	79.6%	71.8%	65.6%	58.6%
2017	53.5%	53.2%	63.0%	70.6%	71.5%	77.8%	81.4%	79.5%	78.3%	76.2%	69.3%	75.5%
2018	74.9%	65.2%	60.9%	70.6%	77.8%	78.9%	80.2%	77.4%	74.2%	72.2%	68.4%	69.8%
2019	62.8%	63.7%	62.9%	68.8%	71.3%	76.4%	79.6%	76.1%	78.4%	75.2%	71.7%	73.4%
2020	75.7%	63.9%	59.0%	66.9%	71.8%	74.0%	74.9%	74.9%	73.5%	73.0%	68.6%	75.0%
2021	73.6%	66.1%	61.6%	60.2%	67.6%	75.3%	75.3%	75.7%	72.1%	70.8%	65.6%	68.5%
2022	70.6%	64.7%	57.3%	63.9%	70.6%	72.1%	69.6%	70.0%	72.9%	69.2%	63.8%	69.4%
2023	73.2%	63.3%	64.2%	59.2%	64.3%	71.8%	71.7%	77.2%	74.2%	71.7%	66.3%	72.5%
2024	77.7%	62.0%	62.3%	63.4%	71.7%	81.7%	82.3%	86.1%	82.9%	82.7%	65.9%	66.6%
2025	71.4%	60.0%	53.4%	62.5%	73.9%	82.3%	86.3%	84.7%	82.8%	77.9%	68.7%	71.7%
2026	70.9%	58.6%	69.6%	73.3%	77.6%	79.9%	86.6%	84.1%	80.8%	71.3%	72.8%	M

Monthly Plots

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