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
2001	M	M	M	M	M	M	M	M	M	M	M	M
2002	M	0.00	M	M	M	M	M	M	M	M	M	M
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	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
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
2001	M	M	M	M	M	M	M	M	M	M	M	M
2002	M	7.2	M	M	M	M	M	M	M	M	M	M
2003	14.8	5.6	6.0	6.1	8.0	7.9	7.9	8.3	7.3	7.0	6.0	4.7
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	7.1	7.9	6.7	6.3	5.3
2011	4.9	5.4	5.3	5.3	7.3	7.1	7.3	7.8	7.6	6.7	6.4	7.3
2012	6.9	5.8	5.9	6.2	5.8	7.7	8.2	8.0	7.5	6.7	6.1	5.2
2013	5.1	5.7	6.0	5.6	7.0	7.9	7.3	7.6	8.1	7.1	6.7	6.5
2014	5.4	5.7	7.5	M	6.3	M	8.0	7.2	7.9	6.4	8.1	6.3
2015	5.9	7.0	6.5	7.0	6.0	M	M	7.9	8.1	7.6	6.4	5.5
2016	5.5	5.3	5.7	5.6	7.2	7.3	8.2	7.4	8.3	7.0	6.0	5.0
2017	4.6	5.4	6.2	5.6	6.5	7.3	7.5	7.5	8.4	7.6	6.3	6.5
2018	6.2	6.9	6.6	6.3	7.5	8.4	8.4	8.5	8.1	8.1	6.8	6.3
2019	6.3	6.2	6.4	6.9	7.1	8.3	7.9	8.3	8.0	6.5	6.3	6.7
2020	6.2	6.5	7.0	6.5	6.9	7.8	8.0	8.5	8.4	7.6	7.5	7.1
2021	6.7	6.4	6.7	6.3	6.9	7.8	8.2	8.6	8.3	8.5	7.4	6.8
2022	7.0	6.6	6.4	7.0	6.8	7.1	7.9	8.6	8.2	6.8	6.8	6.2
2023	6.1	6.4	6.8	7.3	7.7	8.9	9.0	7.8	8.6	7.7	6.8	6.6
2024	6.9	6.5	6.4	6.7	7.1	8.1	8.3	8.5	8.1	7.3	7.0	6.4
2025	6.3	6.6	7.4	7.2	7.0	8.2	8.1	8.2	8.1	8.1	7.4	7.2
2026	6.5	6.3	6.6	6.2	7.6	8.3	7.3	7.9	8.0	M	M	M

Average Daily High Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2001	M	M	M	M	M	M	M	M	M	M	82.40	M
2002	M	84.20	M	M	M	M	M	M	M	M	M	M
2003	86.23	87.99	87.68	85.37	86.35	83.72	83.79	81.70	81.78	83.91	84.86	86.12
2004	82.40	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	79.85	M	M	M	M	M	M	M	M	M	M
2008	M	M	M	M	M	M	M	M	78.80	81.80	M	M
2009	79.70	78.80	80.24	83.12	80.96	78.03	75.20	76.49	M	78.35	81.95	79.40
2010	82.40	85.10	82.40	80.90	81.80	78.20	M	81.47	81.56	83.21	83.54	84.95
2011	85.61	85.72	87.29	87.00	85.27	81.77	80.70	81.57	83.06	83.15	83.66	82.98
2012	82.92	83.52	85.59	84.68	83.21	80.60	79.03	80.08	80.90	82.11	82.46	83.04
2013	84.37	86.26	87.34	87.14	86.00	81.50	79.44	80.60	83.06	83.39	83.60	81.90
2014	81.66	83.39	82.85	78.80	82.48	79.88	75.06	76.70	77.80	79.52	80.48	81.05
2015	81.68	82.58	83.00	82.47	83.12	77.77	75.87	80.09	82.64	83.50	84.20	85.77
2016	86.87	87.49	88.21	87.44	86.23	83.48	83.45	82.40	84.44	84.90	85.04	86.12
2017	86.46	86.77	88.26	87.02	86.12	83.42	80.37	80.89	82.70	83.68	84.20	87.10
2018	85.07	86.45	86.64	86.96	86.75	83.18	81.30	81.88	83.06	84.14	84.92	85.13
2019	86.35	87.29	87.86	86.96	86.23	83.18	82.34	82.81	83.60	84.08	85.10	86.29
2020	88.03	88.30	88.61	87.68	87.39	83.24	81.99	82.46	83.00	83.85	84.98	85.88
2021	87.05	87.09	86.58	87.44	87.39	84.92	82.28	82.86	83.18	85.01	85.70	85.40
2022	85.83	87.16	87.28	86.54	85.59	82.64	81.06	82.40	82.88	83.97	85.34	86.48
2023	86.12	87.35	87.45	87.93	87.63	84.20	81.65	82.17	83.96	84.90	85.03	86.52
2024	88.31	88.76	87.97	89.06	87.51	83.66	81.65	81.82	83.84	83.90	84.98	86.17
2025	86.41	88.06	87.97	87.80	86.06	83.66	80.83	80.08	82.58	83.39	84.14	85.48
2026	86.35	86.77	87.57	85.67	85.48	82.58	79.61	81.59	82.53	M	M	M

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2001	M	M	M	M	M	M	M	M	M	M	82.40	M
2002	M	78.80	M	M	M	M	M	M	M	M	M	M
2003	76.01	77.19	76.01	76.46	76.59	75.44	75.37	75.08	74.83	76.19	74.12	75.84
2004	80.60	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	79.10	M	M	M	M	M	M	M	M	M	M
2008	M	M	M	M	M	M	M	M	78.80	81.80	M	M
2009	79.70	78.50	80.24	82.04	80.96	77.26	75.20	75.71	M	77.45	80.60	78.80
2010	82.04	81.50	81.68	80.30	80.00	78.20	M	74.83	75.74	75.14	72.74	74.85
2011	74.48	73.49	76.17	76.49	77.85	75.36	73.24	73.68	75.38	74.79	73.76	74.97
2012	75.08	72.72	74.50	74.18	73.40	73.40	71.77	72.76	73.70	74.21	74.12	73.11
2013	74.21	73.66	74.21	76.82	76.30	75.02	72.99	72.94	75.56	75.72	75.32	77.72
2014	78.72	79.43	77.27	78.80	78.17	77.90	73.26	74.90	75.60	77.14	76.63	77.90
2015	77.94	77.72	77.80	78.25	78.58	75.71	74.75	73.98	75.56	76.59	76.52	77.64
2016	77.81	78.61	77.46	77.24	77.52	76.46	75.32	74.91	76.40	76.77	75.56	76.07
2017	77.12	76.81	77.75	76.70	78.28	76.70	74.10	74.79	75.92	75.72	75.14	76.42
2018	76.01	77.71	76.19	75.92	76.13	76.46	74.79	74.33	75.92	73.81	75.92	77.00
2019	76.83	75.39	76.42	76.58	76.83	76.22	75.08	75.03	76.34	75.37	75.02	75.20
2020	77.81	78.30	76.88	76.52	77.70	76.58	75.37	75.03	76.10	75.78	76.64	76.48
2021	76.77	76.74	75.49	76.40	76.30	76.88	74.91	75.66	76.16	76.94	75.56	77.24
2022	78.92	79.83	77.58	76.88	77.06	75.80	74.68	74.50	75.98	75.78	75.68	77.60
2023	77.06	77.13	76.25	77.19	77.99	76.82	75.20	75.08	76.82	77.00	76.10	77.41
2024	79.06	78.74	77.81	77.30	78.34	77.06	74.97	75.03	76.10	76.52	76.10	76.94
2025	77.75	77.71	77.29	76.34	76.59	77.42	74.21	73.11	75.08	76.30	76.40	77.35
2026	77.70	76.55	77.12	77.33	78.28	76.16	73.92	75.20	76.49	M	M	M

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

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2001	M	M	M	M	M	M	M	M	M	M	82.40	M
2002	M	81.50	M	M	M	M	M	M	M	M	M	M
2003	81.12	82.59	81.85	80.91	81.47	79.58	79.58	78.39	78.30	80.05	79.49	80.98
2004	81.50	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	79.47	M	M	M	M	M	M	M	M	M	M
2008	M	M	M	M	M	M	M	M	78.80	81.80	M	M
2009	79.70	78.65	80.24	82.58	80.96	77.64	75.20	76.10	M	77.90	81.27	79.10
2010	82.22	83.30	82.04	80.60	80.90	78.20	M	78.15	78.65	79.18	78.14	79.90
2011	80.05	79.60	81.73	81.74	81.56	78.57	76.97	77.62	79.22	78.97	78.71	78.97
2012	79.00	78.12	80.05	79.43	78.31	77.00	75.40	76.42	77.30	78.16	78.29	78.07
2013	79.29	79.96	80.77	81.98	81.15	78.26	76.22	76.77	79.31	79.55	79.46	79.81
2014	80.19	81.41	80.06	78.80	80.33	78.89	74.16	75.80	76.70	78.33	78.55	79.47
2015	79.81	80.15	80.40	80.36	80.85	76.74	75.31	77.03	79.10	80.05	80.36	81.70
2016	82.34	83.05	82.84	82.34	81.88	79.97	79.38	78.65	80.42	80.83	80.30	81.09
2017	81.79	81.79	83.01	81.86	82.20	80.06	77.23	77.84	79.31	79.70	79.67	81.76
2018	80.54	82.08	81.41	81.44	81.44	79.82	78.05	78.10	79.49	78.97	80.42	81.06
2019	81.59	81.34	82.14	81.77	81.53	79.70	78.71	78.92	79.97	79.73	80.06	80.75
2020	82.92	83.30	82.75	82.10	82.55	79.91	78.68	78.74	79.55	79.82	80.81	81.18
2021	81.91	81.92	81.04	81.92	81.85	80.90	78.60	79.26	79.67	80.98	80.63	81.32
2022	82.37	83.49	82.43	81.71	81.33	79.22	77.87	78.45	79.43	79.87	80.51	82.04
2023	81.59	82.24	81.85	82.56	82.81	80.51	78.42	78.63	80.39	80.95	80.57	81.96
2024	83.69	83.75	82.89	83.18	82.92	80.36	78.31	78.42	79.97	80.21	80.54	81.56
2025	82.08	82.88	82.63	82.07	81.33	80.54	77.52	76.59	78.83	79.85	80.27	81.41
2026	82.02	81.66	82.34	81.50	81.88	79.37	76.77	78.39	79.51	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
2001	M	M	M	M	M	M	M	M	M	M	M	M
2002	M	83.4%	M	M	M	M	M	M	M	M	M	M
2003	89.2%	89.1%	89.3%	91.1%	90.0%	88.4%	90.1%	88.6%	92.6%	93.6%	94.1%	92.0%
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	85.4%	87.9%	89.6%	93.0%	91.3%
2011	93.5%	89.1%	85.4%	84.3%	81.7%	80.8%	78.2%	79.3%	82.1%	86.1%	85.6%	82.8%
2012	83.0%	84.5%	82.4%	83.1%	84.7%	80.8%	77.0%	81.8%	83.0%	84.8%	84.7%	85.0%
2013	89.1%	92.6%	84.4%	85.1%	83.2%	81.7%	79.9%	80.0%	82.0%	86.7%	87.0%	88.9%
2014	89.2%	88.8%	87.7%	M	88.2%	M	88.1%	94.6%	90.4%	93.0%	90.6%	91.3%
2015	89.5%	86.9%	84.7%	87.2%	88.1%	M	M	81.2%	82.8%	85.6%	86.2%	84.6%
2016	84.8%	84.3%	85.0%	86.1%	83.5%	81.7%	77.8%	81.3%	81.1%	84.6%	86.4%	85.4%
2017	83.5%	83.1%	80.4%	85.2%	84.0%	81.8%	80.2%	82.4%	83.5%	85.8%	86.1%	84.8%
2018	83.4%	83.1%	82.9%	84.1%	83.9%	80.3%	80.5%	80.3%	84.7%	85.8%	86.8%	85.3%
2019	84.0%	84.2%	83.8%	84.3%	85.0%	80.5%	80.9%	79.3%	83.4%	85.8%	85.4%	84.4%
2020	82.7%	83.2%	83.0%	84.2%	84.0%	83.0%	82.5%	82.5%	83.4%	86.2%	86.1%	84.9%
2021	84.0%	84.5%	85.1%	85.1%	86.7%	85.1%	82.3%	83.9%	84.8%	84.9%	86.3%	86.0%
2022	83.3%	82.4%	82.1%	83.0%	82.6%	80.4%	81.3%	80.0%	83.4%	87.8%	86.2%	82.5%
2023	82.1%	81.8%	83.0%	81.9%	81.6%	77.3%	79.1%	82.5%	84.1%	87.6%	88.8%	86.3%
2024	82.7%	84.5%	86.0%	84.6%	85.8%	81.1%	81.6%	83.0%	86.9%	87.4%	88.5%	86.9%
2025	84.8%	84.1%	83.5%	85.0%	86.1%	84.5%	81.9%	82.1%	85.6%	83.8%	85.2%	82.7%
2026	81.8%	81.4%	80.6%	82.5%	81.0%	78.5%	78.0%	78.4%	79.0%	M	M	M

Monthly Plots

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