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	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	M	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

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	M	1.6	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	1.9	1.9	2.1	1.3	0.9	0.9	0.8
2008	M	M	M	M	M	M	M	M	M	M	M	M
2009	M	M	M	M	M	M	M	2.6	3.0	3.5	3.1	2.5
2010	2.4	2.5	2.7	2.6	2.7	2.4	3.0	2.6	2.6	3.1	3.0	3.2
2011	2.7	2.7	2.6	2.6	3.2	2.6	2.5	2.7	2.5	3.0	3.2	2.5
2012	4.2	4.2	3.8	3.5	3.4	3.4	3.4	3.6	3.6	4.3	4.1	2.8
2013	3.6	3.6	3.3	3.3	2.9	2.3	2.9	3.5	3.5	3.5	3.8	3.9
2014	4.5	3.8	3.9	3.4	3.6	3.4	3.3	3.1	3.1	3.1	3.5	3.7
2015	3.7	3.5	3.3	3.1	3.1	2.9	3.1	3.6	3.4	3.7	4.0	3.2
2016	3.5	3.4	3.5	4.0	3.7	3.8	3.3	3.4	3.7	3.9	4.0	3.7
2017	3.4	3.8	3.7	4.0	2.7	3.0	3.5	3.5	2.4	3.5	3.7	3.7
2018	3.5	3.2	3.2	3.3	2.6	4.2	4.0	4.6	4.9	M	M	M
2019	M	M	M	M	M	M	M	M	M	3.6	3.8	3.6
2020	4.1	3.6	1.8	0.0	0.0	0.0	0.0	3.2	3.4	3.8	3.6	3.8
2021	4.0	3.7	3.8	3.8	3.5	3.4	3.3	3.4	3.7	3.4	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

Average Daily High Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2003	M	M	M	78.80	M	84.20	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	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	86.00	M	M	M	M	M	M	80.60	M
2010	77.00	M	M	M	86.00	M	M	90.50	M	M	80.60	89.08
2011	86.72	M	M	77.00	M	73.40	M	89.96	91.34	89.89	89.84	86.21
2012	85.62	85.69	87.34	88.04	86.90	88.35	88.37	91.23	92.90	89.60	89.90	84.00
2013	86.74	86.90	87.80	89.49	85.10	M	84.53	88.85	91.52	89.83	87.68	88.85
2014	86.70	85.79	86.93	87.32	85.65	87.26	85.88	89.60	91.58	90.41	88.34	88.15
2015	85.42	87.80	86.41	89.20	87.00	87.55	89.44	91.49	93.36	93.69	92.21	88.74
2016	90.37	90.03	91.17	89.60	88.29	86.74	90.89	91.95	89.68	91.74	91.40	89.19
2017	87.23	88.79	88.50	88.61	88.97	87.64	89.86	93.04	92.51	93.04	90.09	89.77
2018	88.97	87.62	87.96	88.23	87.57	86.17	90.09	88.37	92.97	M	M	M
2019	M	M	M	M	M	M	M	M	M	87.12	87.80	86.99
2020	88.21	86.37	88.76	M	M	M	M	90.73	90.14	89.09	88.42	86.17
2021	86.41	86.00	84.14	86.78	85.01	84.08	86.12	91.05	90.93	88.70	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

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2003	M	M	M	73.40	M	75.20	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	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	86.00	M	M	M	M	M	M	80.60	M
2010	77.00	M	M	M	86.00	M	M	90.50	M	M	80.60	74.50
2011	74.48	M	M	75.20	M	73.40	M	69.80	73.88	74.97	76.16	76.05
2012	73.87	73.59	73.81	74.48	69.80	71.60	68.98	70.32	73.94	76.77	76.76	77.00
2013	73.48	73.98	74.21	74.75	75.42	M	64.40	67.07	70.76	73.75	73.22	74.15
2014	73.34	74.02	74.15	73.58	71.77	70.94	67.94	69.34	71.66	73.75	73.82	74.15
2015	72.82	73.46	74.21	73.20	73.10	71.52	70.19	71.17	72.34	74.05	75.11	74.18
2016	75.37	74.60	74.89	73.04	72.01	68.33	68.43	69.02	71.60	74.17	74.63	74.05
2017	74.05	74.66	75.43	75.11	74.50	70.21	67.31	72.54	73.31	75.94	75.45	75.29
2018	74.57	74.57	74.30	74.09	72.93	76.91	79.05	77.82	81.05	M	M	M
2019	M	M	M	M	M	M	M	M	M	72.10	73.09	73.23
2020	73.63	73.65	74.48	M	M	M	M	67.93	71.60	72.31	73.21	72.47
2021	72.82	73.27	72.01	72.86	70.67	69.14	66.72	69.10	71.41	72.50	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

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

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2003	M	M	M	76.10	M	79.70	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	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	86.00	M	M	M	M	M	M	80.60	M
2010	77.00	M	M	M	86.00	M	M	90.50	M	M	80.60	81.79
2011	80.60	M	M	76.10	M	73.40	M	79.88	82.61	82.43	83.00	81.13
2012	79.75	79.64	80.57	81.26	78.35	79.98	78.68	80.77	83.42	83.18	83.33	80.50
2013	80.11	80.44	81.01	82.12	80.26	M	74.46	77.96	81.14	81.79	80.45	81.50
2014	80.02	79.91	80.54	80.45	78.71	79.10	76.91	79.47	81.62	82.08	81.08	81.15
2015	79.12	80.63	80.31	81.20	80.05	79.54	79.82	81.33	82.85	83.87	83.66	81.46
2016	82.87	82.31	83.03	81.32	80.15	77.53	79.66	80.48	80.64	82.96	83.01	81.62
2017	80.64	81.72	81.97	81.86	81.73	78.92	78.59	82.79	82.91	84.49	82.77	82.53
2018	81.77	81.10	81.13	81.16	80.25	81.54	84.57	83.10	87.01	M	M	M
2019	M	M	M	M	M	M	M	M	M	79.61	80.44	80.11
2020	80.92	80.01	81.62	M	M	M	M	79.33	80.87	80.70	80.82	79.32
2021	79.61	79.64	78.07	79.82	77.84	76.61	76.42	80.08	81.17	80.60	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

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	M	76.4%	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	75.3%	80.6%	75.6%	78.1%	82.2%	85.6%	87.3%
2008	M	M	M	M	M	M	M	M	M	M	M	M
2009	M	M	M	M	M	M	M	77.5%	76.3%	77.2%	83.5%	85.4%
2010	84.4%	86.5%	87.3%	82.5%	85.0%	83.3%	81.4%	72.5%	78.6%	80.2%	84.0%	85.1%
2011	87.0%	87.8%	88.2%	86.3%	85.3%	83.4%	79.2%	74.6%	78.9%	84.6%	81.9%	88.6%
2012	87.8%	86.7%	86.6%	87.6%	82.3%	87.4%	79.4%	72.9%	74.3%	79.8%	80.8%	90.2%
2013	87.9%	87.9%	88.0%	86.6%	86.6%	M	76.6%	75.2%	78.0%	83.3%	84.8%	84.8%
2014	88.5%	88.9%	88.9%	88.4%	88.7%	85.7%	84.3%	79.1%	80.6%	83.2%	86.7%	86.5%
2015	90.3%	86.1%	89.2%	85.4%	87.3%	85.8%	82.3%	79.7%	77.8%	78.8%	81.2%	85.7%
2016	86.6%	86.0%	86.8%	83.7%	85.0%	82.4%	79.1%	77.3%	79.5%	80.2%	83.9%	84.9%
2017	89.3%	86.2%	85.9%	85.3%	86.4%	83.5%	72.9%	74.4%	81.7%	76.3%	83.7%	83.7%
2018	85.5%	87.1%	86.7%	86.4%	85.7%	72.0%	65.1%	69.4%	64.7%	M	M	M
2019	M	M	M	M	M	M	M	M	M	87.8%	86.7%	87.6%
2020	85.5%	89.2%	87.2%	M	M	M	M	76.0%	81.5%	82.4%	84.2%	88.4%
2021	86.7%	90.0%	89.9%	86.9%	87.6%	86.7%	79.8%	75.4%	79.5%	85.3%	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

Monthly Plots

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