IEM :: Monthly Summaries

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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 (USW00054813) within the current 1991-2020 dataset.

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Precipitation Totals [inch]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2008	M	M	0.00	M	M	M	M	M	M	M	M	M
2009	M	3.51	3.50	0.00	M	M	M	M	M	M	M	M
2010	M	0.00	0.00	M	M	M	M	M	M	M	M	M
2011	M	M	M	M	M	M	M	M	M	M	M	M
2012	M	0.00	0.00	M	M	M	M	M	M	M	M	M
2013	M	2.50	0.01	0.50	M	M	M	M	M	M	M	M
2014	2.00	0.50	M	M	M	M	M	M	M	M	M	M
2015	M	0.00	M	M	M	M	M	M	M	M	M	M
NCEI Climatology	1.96	1.47	1.45	2.28	2.77	2.75	3.09	2.74	3.85	4.09	3.12	2.18

Average Wind Speed [MPH]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
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	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
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
2008	M	M	32.25	49.00	M	M	M	M	M	M	M	M
2009	M	28.50	32.00	39.50	M	M	M	M	M	M	M	M
2010	M	37.00	49.67	M	M	M	M	M	M	M	M	M
2011	M	M	M	M	M	M	M	M	M	M	M	M
2012	25.00	27.67	38.50	M	M	M	M	M	M	M	M	M
2013	M	26.33	29.00	40.50	M	M	M	M	M	M	M	M
2014	10.00	12.33	M	M	M	M	M	M	M	M	M	M
2015	M	25.00	M	M	M	M	M	M	M	M	M	M
NCEI Climatology	25.90	27.82	35.71	45.71	59.41	68.30	74.70	74.30	67.40	54.80	41.99	31.70

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2008	M	M	8.75	35.00	M	M	M	M	M	M	M	M
2009	M	19.00	16.67	20.50	M	M	M	M	M	M	M	M
2010	M	20.00	24.00	M	M	M	M	M	M	M	M	M
2011	M	M	M	M	M	M	M	M	M	M	M	M
2012	24.00	24.67	27.00	M	M	M	M	M	M	M	M	M
2013	M	18.67	17.00	27.50	M	M	M	M	M	M	M	M
2014	5.00	-6.00	M	M	M	M	M	M	M	M	M	M
2015	M	8.00	M	M	M	M	M	M	M	M	M	M
NCEI Climatology	12.70	11.92	20.19	29.20	38.90	48.30	54.90	54.71	49.09	38.81	28.70	19.20

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

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2008	M	M	20.50	42.00	M	M	M	M	M	M	M	M
2009	M	23.75	24.33	30.00	M	M	M	M	M	M	M	M
2010	M	28.50	36.83	M	M	M	M	M	M	M	M	M
2011	M	M	M	M	M	M	M	M	M	M	M	M
2012	24.50	26.17	32.75	M	M	M	M	M	M	M	M	M
2013	M	22.50	23.00	34.00	M	M	M	M	M	M	M	M
2014	7.50	3.17	M	M	M	M	M	M	M	M	M	M
2015	M	16.50	M	M	M	M	M	M	M	M	M	M
NCEI Climatology	19.30	19.87	27.95	37.46	49.15	58.30	64.80	64.50	58.25	46.81	35.35	25.45

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
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	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