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 (USC00291939) 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
2009	M	M	M	M	M	M	M	M	M	M	M	0.14
2010	0.85	0.99	0.67	0.81	1.48	2.15	4.54	3.67	0.55	0.78	0.71	0.08
2011	0.00	0.15	0.04	0.03	0.00	1.65	0.15	2.41	1.26	1.02	0.22	1.33
2012	0.01	0.18	0.20	0.16	1.48	1.11	0.66	0.83	2.07	0.73	0.04	0.12
2013	0.41	0.21	0.06	0.01	0.66	3.50	3.01	1.41	2.64	0.10	0.96	0.19
2014	0.00	0.10	0.36	0.31	3.53	0.00	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	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
NCEI Climatology	0.68	0.43	0.98	0.84	1.97	2.42	2.97	3.84	2.03	2.54	0.67	0.73

Average Wind Speed [MPH]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
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	M	M	M	M	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	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
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
2009	M	M	M	M	M	M	M	M	M	M	M	46.47
2010	51.05	45.46	61.71	70.86	78.37	92.30	86.66	90.35	87.29	75.11	61.36	55.49
2011	53.81	53.41	70.73	77.55	82.13	96.39	95.78	95.93	83.04	74.15	61.36	42.43
2012	56.95	53.15	70.61	78.37	82.41	93.26	92.33	91.97	83.06	72.23	66.61	54.73
2013	50.30	52.98	65.02	71.32	81.30	90.73	86.38	89.95	82.52	71.26	56.94	49.44
2014	53.37	55.13	62.94	71.77	80.00	93.92	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	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
NCEI Climatology	52.71	57.42	65.10	72.70	81.70	91.10	92.20	90.80	83.50	73.30	61.40	53.19

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2009	M	M	M	M	M	M	M	M	M	M	M	22.37
2010	20.60	23.91	31.28	40.37	47.64	61.12	63.05	61.57	57.45	43.60	27.88	26.05
2011	17.75	19.49	33.09	41.25	47.66	61.78	66.44	66.40	54.43	42.88	31.54	25.00
2012	25.25	26.39	35.61	45.18	51.41	61.65	64.21	62.86	54.78	42.14	33.40	24.03
2013	22.55	23.12	32.16	35.67	49.31	61.39	62.66	61.98	56.86	39.86	29.93	22.17
2014	19.67	25.10	29.40	39.19	48.41	62.06	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	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
NCEI Climatology	25.99	29.00	35.21	42.10	51.90	61.59	65.40	63.50	56.81	44.80	33.60	27.10

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

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2009	M	M	M	M	M	M	M	M	M	M	M	34.42
2010	35.83	34.68	46.50	55.62	63.00	76.71	74.86	75.96	72.37	59.35	44.62	40.77
2011	35.78	36.45	51.91	59.40	64.89	79.09	81.11	81.17	68.73	58.51	46.45	33.72
2012	41.10	39.77	53.11	61.78	66.91	77.46	78.27	77.42	68.92	57.19	50.01	39.38
2013	36.42	38.05	48.59	53.49	65.31	76.06	74.52	75.97	69.69	55.56	43.44	35.81
2014	36.52	40.12	46.17	55.48	64.20	77.99	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	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
NCEI Climatology	39.35	43.21	50.15	57.40	66.80	76.35	78.80	77.15	70.16	59.05	47.50	40.15

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
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	M	M	M	M	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	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