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 (USC00030130) 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
2015	M	M	M	M	M	M	M	M	M	M	M	9.88
2016	0.57	0.58	4.25	2.73	3.04	1.28	3.26	3.48	1.65	0.38	0.09	M
2017	M	0.64	4.06	6.49	5.32	1.39	M	M	M	M	M	M
NCEI Climatology	3.90	4.81	5.44	5.79	5.76	4.42	4.39	3.90	4.50	4.80	5.59	5.31

Average Wind Speed [MPH]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
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
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
2015	M	M	M	M	M	M	M	M	M	M	M	61.90
2016	51.19	58.62	67.06	73.27	77.71	89.87	92.37	86.05	86.87	80.74	70.14	M
2017	M	66.33	67.71	72.68	80.29	85.31	M	M	M	M	M	M
NCEI Climatology	49.10	53.62	62.00	70.90	77.70	85.30	89.49	89.49	83.11	72.79	60.50	51.11

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2015	M	M	M	M	M	M	M	M	M	M	M	41.43
2016	30.39	33.79	43.97	50.57	56.26	68.20	71.89	70.00	63.07	54.42	44.36	M
2017	M	36.83	43.03	49.64	56.65	65.25	M	M	M	M	M	M
NCEI Climatology	28.90	31.81	39.60	48.10	58.10	66.30	69.90	68.80	61.60	49.90	39.20	31.81

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

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2015	M	M	M	M	M	M	M	M	M	M	M	51.67
2016	40.79	46.21	55.52	61.92	66.98	79.03	82.13	78.03	74.97	67.58	57.25	M
2017	M	51.58	55.37	61.16	68.47	75.28	M	M	M	M	M	M
NCEI Climatology	39.00	42.71	50.80	59.50	67.90	75.80	79.69	79.15	72.35	61.35	49.85	41.46

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
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