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
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	M
2007	M	0.00	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	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

Average Wind Speed [MPH]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
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	1.6	1.6	1.9	1.6	1.7	1.3	1.6	1.0	1.7
2006	0.8	1.4	1.4	2.7	2.2	1.8	2.8	2.0	1.6	1.5	1.3	1.4
2007	1.6	1.9	1.3	2.6	2.1	3.2	2.9	2.1	2.3	2.2	2.7	0.6
2008	1.0	1.8	1.5	1.4	4.2	4.4	4.7	4.2	3.6	3.2	3.2	2.5
2009	2.5	1.9	2.7	4.4	4.1	4.8	4.9	4.0	4.1	2.9	3.2	2.1
2010	2.7	2.8	3.6	3.5	4.4	3.9	4.8	4.6	4.3	3.3	3.2	3.3
2011	3.4	3.1	4.9	2.5	3.8	4.6	4.3	4.4	3.8	3.3	3.5	3.2
2012	2.7	3.1	3.2	3.5	3.8	3.9	4.4	4.1	3.3	2.6	2.2	1.5
2013	1.7	2.8	2.4	3.2	3.4	4.3	4.3	3.5	2.7	2.9	2.4	2.4
2014	2.1	2.3	1.6	3.6	4.3	4.6	4.7	4.4	3.8	2.7	1.8	2.6
2015	2.9	3.3	3.4	4.9	4.5	5.0	5.5	4.3	4.1	3.5	3.3	3.5
2016	3.3	4.3	3.8	4.2	4.0	4.1	4.4	4.5	3.9	3.2	2.8	2.9
2017	2.7	2.7	3.1	4.1	4.0	4.5	4.3	3.9	3.1	3.3	3.4	3.4
2018	2.8	2.9	3.1	3.5	4.0	4.5	4.6	4.7	3.0	3.4	2.4	2.3
2019	2.7	2.3	2.8	3.3	4.7	4.9	5.1	4.6	3.3	2.6	2.1	2.4
2020	2.4	2.9	3.3	4.7	4.7	5.1	4.1	4.3	4.1	5.1	3.5	3.1
2021	3.6	3.3	2.9	4.3	4.6	4.9	4.4	4.1	4.4	4.1	3.2	2.7
2022	2.6	3.8	3.5	4.3	4.6	4.6	4.0	4.4	3.8	3.6	2.4	2.6
2023	3.0	3.0	3.0	3.4	4.6	4.4	4.4	4.2	3.8	3.5	3.6	2.8
2024	2.4	3.2	3.5	3.7	4.8	4.7	4.9	4.5	4.2	3.2	3.6	3.0
2025	3.3	3.5	4.0	4.5	4.6	4.8	5.1	4.3	3.7	4.0	4.5	2.5

Average Daily High Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2003	M	M	M	M	M	M	M	M	M	M	M	81.61
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	87.04	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	71.60	M	M	M	M	M	M	M	M	71.60	M
2010	69.80	M	M	M	M	M	M	M	M	M	82.40	81.53
2011	81.24	M	M	80.60	88.70	80.60	84.20	86.90	86.30	85.77	82.76	78.08
2012	82.05	88.67	89.31	93.01	89.60	89.23	85.25	87.16	86.48	86.64	85.50	83.68
2013	82.69	86.84	88.96	95.24	92.91	88.88	86.58	86.87	86.06	83.27	83.60	74.10
2014	78.34	86.32	91.69	92.12	91.63	89.84	86.17	86.12	87.56	86.70	84.92	80.60
2015	75.43	78.33	88.92	80.72	88.61	88.52	88.67	86.23	87.62	85.71	85.76	80.54
2016	79.61	83.39	92.15	98.78	93.03	88.58	85.94	86.81	87.02	87.16	84.02	81.12
2017	79.09	86.26	92.45	89.30	89.31	89.12	86.12	86.35	87.38	85.71	83.90	78.80
2018	79.73	84.39	87.22	87.62	88.50	86.78	86.70	85.25	88.04	86.00	84.38	81.30
2019	81.06	87.93	91.57	98.06	97.50	92.42	89.08	87.39	88.28	89.02	85.88	80.83
2020	84.84	87.99	94.88	93.92	95.58	90.98	89.60	86.12	88.34	85.54	85.82	81.41
2021	81.12	85.04	92.62	89.48	92.45	89.90	87.39	86.46	88.16	85.88	84.74	79.67
2022	81.76	83.30	90.35	89.30	88.67	89.84	88.44	87.74	86.90	86.12	86.30	82.34
2023	81.41	86.51	90.01	97.10	94.65	91.10	89.77	86.75	88.28	87.28	85.76	83.56
2024	83.56	89.66	94.07	97.76	93.55	89.06	87.68	86.23	87.32	88.03	84.44	82.05
2025	79.96	87.61	91.28	92.00	89.72	88.76	84.95	87.92	87.68	87.28	81.20	81.20

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2003	M	M	M	M	M	M	M	M	M	M	M	56.52
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	59.55	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	71.60	M	M	M	M	M	M	M	M	71.60	M
2010	69.80	M	M	M	M	M	M	M	M	M	77.00	61.73
2011	59.90	M	M	78.80	85.10	80.60	82.40	75.02	75.44	71.31	62.24	59.81
2012	57.43	58.88	64.11	71.60	74.45	76.70	74.91	75.49	74.30	71.19	70.10	61.21
2013	59.70	65.49	63.59	71.90	73.05	75.38	75.32	75.08	74.00	70.15	67.76	57.43
2014	56.56	57.97	63.53	70.10	75.08	75.02	74.10	74.68	74.18	71.08	67.22	59.06
2015	57.61	60.47	66.57	69.49	73.81	75.74	75.03	75.26	74.60	70.67	67.04	60.16
2016	53.72	58.07	64.81	70.76	73.63	75.26	74.91	74.91	74.72	72.24	67.94	60.51
2017	61.85	59.26	64.11	69.74	72.53	74.42	74.33	74.62	74.00	72.24	66.68	59.17
2018	59.58	60.22	64.81	68.42	71.95	74.90	75.49	74.62	73.34	71.48	65.24	63.30
2019	61.50	59.19	62.83	69.50	75.84	76.28	76.07	75.20	72.92	71.60	65.78	55.40
2020	57.14	59.31	63.59	69.80	73.75	76.28	75.72	75.08	74.78	70.61	64.70	57.26
2021	57.72	60.61	64.86	70.34	73.69	75.26	74.85	74.62	74.12	72.65	69.56	58.07
2022	59.87	60.29	69.86	71.12	73.81	75.74	75.49	75.03	74.12	71.14	67.10	63.70
2023	56.91	60.41	65.68	70.76	74.50	76.04	75.90	75.49	75.38	74.04	67.16	64.81
2024	62.02	59.43	66.20	72.08	74.91	76.88	76.30	74.85	75.20	72.99	67.04	63.01
2025	56.04	61.70	65.85	72.80	74.50	75.56	75.32	75.03	74.36	71.66	65.42	59.45

Average Daily Temperature (high+low)/2 [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2003	M	M	M	M	M	M	M	M	M	M	M	69.07
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	73.29	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	71.60	M	M	M	M	M	M	M	M	71.60	M
2010	69.80	M	M	M	M	M	M	M	M	M	79.70	71.63
2011	70.57	M	M	79.70	86.90	80.60	83.30	80.96	80.87	78.54	72.50	69.05
2012	69.74	73.77	76.71	82.31	82.02	82.96	80.08	81.33	80.39	78.92	77.78	72.44
2013	71.19	76.16	76.27	83.57	82.98	82.13	80.95	80.98	80.03	76.71	75.68	65.76
2014	67.45	72.15	77.61	81.11	83.36	82.43	80.14	80.40	80.87	78.89	76.07	69.83
2015	66.52	69.40	77.74	75.11	81.21	82.13	81.85	80.75	81.11	78.19	76.40	70.35
2016	66.66	70.73	78.48	84.77	83.33	81.92	80.43	80.86	80.87	79.70	75.98	70.82
2017	70.47	72.76	78.28	79.52	80.92	81.77	80.22	80.48	80.69	78.97	75.29	68.99
2018	69.65	72.31	76.01	78.02	80.22	80.84	81.09	79.93	80.69	78.74	74.81	72.30
2019	71.28	73.56	77.20	83.78	86.67	84.35	82.57	81.30	80.60	80.31	75.83	68.12
2020	70.99	73.65	79.24	81.86	84.66	83.63	82.66	80.60	81.56	78.07	75.26	69.34
2021	69.42	72.82	78.74	79.91	83.07	82.58	81.12	80.54	81.14	79.26	77.15	68.87
2022	70.82	71.79	80.11	80.21	81.24	82.79	81.96	81.38	80.51	78.63	76.70	73.02
2023	69.16	73.46	77.84	83.93	84.58	83.57	82.84	81.12	81.83	80.66	76.46	74.18
2024	72.79	74.55	80.14	84.92	84.23	82.97	81.99	80.54	81.26	80.51	75.74	72.53
2025	68.00	74.65	78.57	82.40	82.11	82.16	80.14	81.47	81.02	79.47	73.31	70.32

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
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	64.4%	70.2%	80.0%	78.7%	84.4%	82.6%	79.1%	79.0%	77.2%
2006	73.2%	69.8%	65.1%	70.5%	76.4%	78.5%	82.3%	82.2%	81.1%	80.0%	72.2%	70.6%
2007	68.1%	63.1%	59.2%	65.5%	77.3%	77.6%	80.3%	81.2%	80.7%	80.5%	77.3%	74.6%
2008	75.1%	72.3%	68.6%	73.3%	77.8%	78.6%	83.4%	83.8%	79.9%	80.6%	77.8%	75.2%
2009	72.1%	68.1%	64.6%	69.5%	73.1%	77.5%	79.2%	80.6%	78.9%	79.0%	72.5%	73.2%
2010	70.8%	62.3%	62.0%	58.3%	67.1%	71.3%	77.2%	81.9%	80.8%	79.0%	73.8%	75.0%
2011	73.1%	65.6%	68.6%	75.2%	78.4%	77.1%	78.7%	81.6%	80.9%	76.3%	74.2%	73.4%
2012	71.4%	65.8%	64.7%	63.9%	74.1%	75.3%	80.3%	78.1%	80.1%	78.9%	79.0%	76.6%
2013	73.9%	71.2%	69.9%	58.1%	65.1%	71.3%	79.8%	79.0%	80.3%	79.3%	77.0%	77.6%
2014	75.6%	64.0%	64.8%	67.2%	69.7%	73.7%	79.6%	80.4%	78.8%	74.9%	77.2%	71.8%
2015	73.3%	71.4%	67.8%	80.5%	78.8%	78.4%	81.8%	87.4%	86.7%	85.0%	83.1%	83.2%
2016	78.7%	72.6%	66.5%	61.9%	74.7%	84.3%	88.5%	89.0%	88.2%	87.6%	87.5%	83.6%
2017	86.7%	75.4%	66.6%	79.4%	82.9%	85.9%	91.5%	92.0%	91.5%	90.0%	84.5%	84.4%
2018	84.9%	79.4%	78.4%	82.6%	85.4%	89.4%	88.6%	91.9%	89.8%	88.6%	86.0%	87.7%
2019	84.8%	74.9%	66.1%	62.2%	66.5%	77.5%	81.1%	88.7%	83.7%	84.0%	82.2%	78.2%
2020	75.6%	67.9%	60.7%	65.2%	72.8%	81.7%	85.5%	91.8%	89.1%	84.2%	80.7%	79.4%
2021	76.2%	77.0%	70.7%	77.5%	79.8%	83.6%	90.7%	92.0%	89.9%	86.4%	86.5%	82.7%
2022	83.0%	78.9%	79.4%	78.6%	83.2%	82.1%	88.8%	90.0%	89.4%	85.6%	83.9%	81.5%
2023	76.8%	74.4%	73.9%	67.7%	73.9%	84.4%	87.7%	92.6%	89.1%	87.3%	79.2%	79.2%
2024	75.7%	64.2%	58.6%	64.8%	72.8%	81.3%	83.8%	88.1%	84.4%	82.5%	78.5%	80.5%
2025	75.0%	68.5%	65.6%	69.4%	79.4%	82.9%	86.9%	83.3%	84.2%	80.9%	80.8%	79.7%

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