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 (USC00422057) 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
2010	M	M	M	M	M	M	M	M	M	M	M	M
2011	M	M	M	M	M	M	M	M	M	M	0.00	0.16
2012	0.14	0.15	0.14	0.13	0.02	0.00	0.06	0.00	0.43	0.01	0.23	0.23
2013	0.06	0.02	0.02	0.13	0.02	M	0.01	0.08	0.11	0.06	0.04	0.13
2014	0.06	0.22	0.13	0.05	0.03	0.01	0.01	0.14	0.15	0.00	0.10	0.03
2015	0.00	0.01	0.02	0.06	0.77	0.00	0.00	M	0.01	0.00	M	M
2016	M	M	M	M	M	M	M	M	M	M	M	M
2017	M	M	M	M	M	M	M	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
NCEI Climatology	3.08	2.36	1.83	1.60	2.06	1.06	0.66	1.08	1.40	2.03	1.79	2.79

Average Wind Speed [MPH]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2010	M	M	M	M	M	M	M	M	M	M	M	0.9
2011	1.7	0.6	0.0	0.0	M	M	M	M	M	M	2.1	1.6
2012	1.7	1.5	2.2	2.1	1.8	1.5	1.0	1.2	1.1	1.8	1.8	1.6
2013	1.4	1.5	1.8	1.8	1.9	M	0.9	0.9	0.9	1.1	1.6	1.3
2014	1.6	1.4	1.9	2.1	1.7	1.2	1.0	0.8	0.9	1.5	1.7	1.4
2015	1.1	1.6	1.8	2.2	1.1	1.1	1.0	1.1	1.3	1.8	2.5	M
2016	M	M	M	M	M	M	M	M	M	M	M	M
2017	M	M	M	M	M	M	M	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
NCEI Climatology	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
2010	M	M	M	M	M	M	M	M	M	M	M	27.75
2011	32.00	34.57	43.31	44.62	M	M	M	M	M	M	40.02	31.07
2012	35.32	35.39	48.54	55.52	64.93	76.74	79.99	83.16	72.33	57.57	45.18	31.88
2013	28.33	34.60	45.83	48.12	62.92	M	82.83	80.43	67.38	52.54	41.32	28.64
2014	34.99	38.86	45.95	50.91	63.15	72.04	82.43	73.90	70.50	61.04	40.60	33.56
2015	36.50	42.80	52.10	53.89	58.38	78.92	76.93	78.72	73.87	51.20	51.12	M
2016	M	M	M	M	M	M	M	M	M	M	M	M
2017	M	M	M	M	M	M	M	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
NCEI Climatology	34.70	39.46	49.49	57.20	66.50	77.19	85.90	84.40	75.41	62.60	48.20	36.29

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2010	M	M	M	M	M	M	M	M	M	M	M	14.12
2011	11.22	11.24	21.78	24.72	M	M	M	M	M	M	22.62	11.60
2012	16.20	14.95	25.61	30.76	37.23	42.95	51.72	50.17	43.04	32.22	26.27	16.15
2013	9.06	9.19	23.24	26.26	35.24	M	52.56	50.23	43.52	29.31	23.32	9.51
2014	14.99	20.07	22.91	28.09	37.23	40.95	52.07	48.29	43.52	33.34	21.10	17.79
2015	18.83	23.43	25.55	29.43	37.45	46.87	47.33	48.86	44.04	31.82	32.36	M
2016	M	M	M	M	M	M	M	M	M	M	M	M
2017	M	M	M	M	M	M	M	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
NCEI Climatology	12.60	15.52	23.51	29.70	36.50	42.60	49.20	48.59	40.41	30.90	22.89	15.09

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

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2010	M	M	M	M	M	M	M	M	M	M	M	20.94
2011	21.61	22.90	32.55	34.67	M	M	M	M	M	M	31.32	21.34
2012	25.76	25.17	37.08	43.14	51.08	59.85	65.86	66.67	57.69	44.90	35.73	24.01
2013	18.70	21.89	34.54	37.19	49.08	M	67.70	65.33	55.45	40.92	32.32	19.07
2014	24.99	29.47	34.43	39.50	50.19	56.50	67.25	61.09	57.01	47.19	30.85	25.67
2015	27.67	33.11	38.82	41.66	47.91	62.89	62.13	63.79	58.95	41.51	41.74	M
2016	M	M	M	M	M	M	M	M	M	M	M	M
2017	M	M	M	M	M	M	M	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
NCEI Climatology	23.65	27.49	36.50	43.45	51.50	59.89	67.55	66.50	57.91	46.75	35.55	25.69

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
2010	M	M	M	M	M	M	M	M	M	M	M	88.6%
2011	77.3%	65.7%	68.8%	66.8%	M	M	M	M	M	M	63.9%	70.7%
2012	67.4%	73.7%	56.0%	54.5%	43.5%	40.0%	58.1%	48.8%	53.2%	54.4%	67.5%	76.9%
2013	75.1%	67.8%	58.8%	59.0%	47.6%	M	51.4%	52.2%	68.5%	66.0%	71.1%	79.2%
2014	67.2%	71.8%	58.3%	53.4%	49.3%	47.4%	50.9%	65.3%	69.6%	56.6%	68.3%	78.5%
2015	80.0%	61.8%	56.8%	50.4%	71.7%	51.9%	54.4%	54.9%	48.5%	59.0%	52.7%	M
2016	M	M	M	M	M	M	M	M	M	M	M	M
2017	M	M	M	M	M	M	M	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