IEM :: Monthly Summaries

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
2011	M	M	M	M	M	M	M	0.00	0.00	0.00	0.00	0.00
2012	0.00	M	M	M	M	M	M	M	M	M	M	M
2013	M	M	M	M	M	M	M	M	M	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	M	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
2011	M	M	M	M	M	M	M	0.0	0.0	0.2	0.1	0.0
2012	0.0	M	M	M	M	M	M	M	M	M	M	M
2013	M	M	M	M	M	M	M	M	M	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	2.0	M	3.8	M	4.8	7.3	5.8	M	M	M	M
2017	M	M	M	4.8	3.8	3.3	3.6	3.4	4.6	4.7	8.3	4.0
2018	2.8	3.0	M	7.5	5.5	5.8	4.3	4.1	4.6	4.6	6.0	4.9
2019	M	4.9	5.1	5.3	3.6	3.4	5.4	6.0	5.3	5.3	5.2	4.4
2020	4.5	4.3	3.1	7.3	6.9	3.2	4.0	4.7	4.3	5.0	3.9	2.4
2021	7.0	4.6	5.0	3.2	2.5	3.1	M	M	6.4	6.2	M	3.8
2022	3.7	4.2	M	M	M	M	3.0	3.9	M	M	5.7	M
2023	M	M	M	2.7	2.8	6.1	5.3	5.0	5.7	5.0	6.3	6.7
2024	6.5	M	6.5	6.4	5.8	3.6	5.5	M	4.6	5.6	4.7	4.3
2025	5.3	4.1	7.1	7.0	6.6	6.0	6.4	7.5	6.6	7.0	7.7	6.3
2026	6.4	7.0	6.5	7.1	7.0	M	M	7.5	5.9	M	M	M

Average Daily High Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2011	M	M	M	M	M	M	M	75.20	79.70	83.30	89.60	78.80
2012	M	78.80	86.00	M	86.00	M	M	M	M	M	M	M
2013	M	M	M	M	M	M	M	M	M	M	M	M
2014	M	M	M	M	M	89.60	M	M	M	M	M	M
2015	M	M	M	M	M	M	M	71.60	M	82.40	M	77.00
2016	86.00	88.20	87.64	87.14	84.63	85.40	81.65	85.10	M	M	M	75.20
2017	82.40	M	M	86.30	86.67	85.53	84.20	83.62	85.35	84.84	83.22	84.29
2018	84.70	85.10	85.42	82.06	85.90	82.63	83.92	84.88	85.69	85.93	86.67	86.32
2019	84.20	89.26	90.60	89.71	88.35	85.55	84.53	83.78	86.32	85.19	86.64	84.57
2020	86.00	90.76	83.80	80.00	86.14	85.35	82.96	85.19	85.81	85.01	83.91	84.53
2021	78.80	87.35	85.42	87.20	86.25	86.90	M	M	84.44	85.40	83.75	84.29
2022	84.06	86.81	87.80	71.60	81.20	75.92	79.52	81.05	83.22	82.40	83.03	M
2023	84.20	86.00	69.80	83.65	82.51	81.61	85.47	83.70	85.61	87.41	85.28	84.75
2024	86.19	88.37	89.19	87.87	88.07	86.72	83.00	79.60	82.88	82.87	83.60	83.80
2025	85.79	87.87	84.48	86.00	87.15	86.48	84.32	83.24	86.68	86.17	84.95	84.98
2026	86.64	83.78	85.58	85.57	87.05	M	M	87.38	88.95	M	M	M

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2011	M	M	M	M	M	M	M	75.20	75.20	82.40	80.60	78.80
2012	M	78.80	86.00	M	86.00	M	M	M	M	M	M	M
2013	M	M	M	M	M	M	M	M	M	M	M	M
2014	M	M	M	M	M	89.60	M	M	M	M	M	M
2015	M	M	M	M	M	M	M	71.60	M	82.40	M	75.20
2016	77.30	82.60	82.79	80.88	77.94	79.40	77.07	78.80	M	M	M	75.20
2017	82.40	M	M	75.50	76.07	74.10	74.02	73.90	72.90	73.40	76.67	78.44
2018	75.90	79.19	79.09	79.14	77.90	76.45	75.82	74.27	75.36	74.26	75.35	75.46
2019	82.40	76.83	76.87	80.38	78.25	77.23	73.40	75.62	76.87	74.04	74.62	72.16
2020	71.60	72.55	73.60	75.80	80.46	77.65	74.52	71.43	74.33	73.92	75.92	76.02
2021	73.49	79.70	78.01	74.90	75.26	73.67	M	M	78.56	77.86	81.95	73.91
2022	75.27	76.10	84.20	71.60	81.20	75.20	74.24	74.88	78.05	75.41	75.83	M
2023	83.30	86.00	69.80	78.80	79.01	77.34	78.67	74.48	75.14	76.55	78.62	78.45
2024	80.88	81.74	80.60	78.04	78.33	80.24	78.20	76.90	78.32	76.15	74.75	76.60
2025	75.41	76.06	76.24	76.32	78.47	75.80	77.48	74.84	73.90	73.98	78.95	75.20
2026	76.36	76.26	73.76	75.01	77.30	M	M	77.97	77.00	M	M	M

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

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2011	M	M	M	M	M	M	M	75.20	77.45	82.85	85.10	78.80
2012	M	78.80	86.00	M	86.00	M	M	M	M	M	M	M
2013	M	M	M	M	M	M	M	M	M	M	M	M
2014	M	M	M	M	M	89.60	M	M	M	M	M	M
2015	M	M	M	M	M	M	M	71.60	M	82.40	M	76.10
2016	81.65	85.40	85.22	84.01	81.29	82.40	79.36	81.95	M	M	M	75.20
2017	82.40	M	M	80.90	81.37	79.82	79.11	78.76	79.12	79.12	79.95	81.36
2018	80.30	82.14	82.26	80.60	81.90	79.54	79.87	79.58	80.52	80.10	81.01	80.89
2019	83.30	83.04	83.73	85.04	83.30	81.39	78.96	79.70	81.60	79.61	80.63	78.37
2020	78.80	81.66	78.70	77.90	83.30	81.50	78.74	78.31	80.07	79.47	79.92	80.27
2021	76.15	83.52	81.72	81.05	80.76	80.29	M	M	81.50	81.63	82.85	79.10
2022	79.67	81.46	86.00	71.60	81.20	75.56	76.88	77.96	80.64	78.91	79.43	M
2023	83.75	86.00	69.80	81.22	80.76	79.47	82.07	79.09	80.38	81.98	81.95	81.60
2024	83.54	85.05	84.90	82.95	83.20	83.48	80.60	78.25	80.60	79.51	79.17	80.20
2025	80.60	81.97	80.36	81.16	82.81	81.14	80.90	79.04	80.29	80.08	81.95	80.09
2026	81.50	80.02	79.67	80.29	82.18	M	M	82.68	82.97	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
2011	M	M	M	M	M	M	M	M	M	66.3%	64.9%	M
2012	M	M	M	M	M	M	M	M	M	M	M	M
2013	M	M	M	M	M	M	M	M	M	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	82.2%	M	79.9%	M	81.9%	79.1%	87.1%	M	M	M	M
2017	M	M	M	86.0%	81.8%	83.8%	84.7%	91.5%	82.3%	83.0%	88.0%	78.9%
2018	86.4%	86.2%	M	85.4%	81.8%	75.4%	78.0%	79.7%	76.2%	80.5%	77.1%	81.0%
2019	M	78.2%	73.8%	72.5%	80.1%	85.2%	81.5%	80.1%	75.1%	79.9%	80.9%	82.6%
2020	72.6%	76.5%	79.0%	80.7%	67.4%	81.6%	84.7%	83.4%	79.3%	79.8%	81.2%	83.6%
2021	84.2%	68.5%	71.9%	79.8%	80.3%	77.7%	M	M	89.4%	65.1%	M	80.1%
2022	82.5%	69.6%	M	M	M	M	85.2%	77.6%	M	M	82.2%	M
2023	M	M	M	78.4%	78.2%	70.9%	80.9%	81.1%	81.1%	81.0%	87.8%	85.2%
2024	82.4%	M	74.7%	77.7%	82.2%	80.7%	79.2%	M	83.1%	82.2%	82.5%	84.4%
2025	79.6%	78.1%	79.8%	81.2%	75.5%	74.0%	77.5%	79.9%	80.2%	79.9%	74.3%	80.0%
2026	79.2%	83.1%	80.7%	83.5%	78.7%	M	M	78.4%	79.9%	M	M	M