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 (USC00393838) 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
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
NCEI Climatology	0.36	0.60	0.74	1.81	2.77	3.08	3.44	3.21	2.20	1.61	0.52	0.70

Average Wind Speed [MPH]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2023	M	M	M	M	M	M	M	M	M	M	M	13.2
2024	12.5	11.7	14.7	16.3	12.7	12.0	7.9	9.3	9.8	9.6	11.5	11.3
2025	12.8	12.6	14.5	13.7	13.5	12.3	10.1	6.2	0.0	9.7	10.9	13.4
2026	12.1	12.6	13.1	14.1	12.8	12.5	10.0	10.1	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
2023	M	M	M	M	M	M	M	M	M	M	M	39.50
2024	20.15	40.62	42.71	55.80	67.30	76.91	81.95	78.81	80.26	66.30	41.52	32.57
2025	24.70	25.71	50.64	56.77	68.19	78.48	82.02	81.76	M	58.95	45.53	33.42
2026	27.55	41.63	52.71	54.91	70.69	77.55	87.96	80.60	M	M	M	M
NCEI Climatology	24.40	30.17	42.18	56.70	68.40	78.19	84.70	83.59	74.59	58.20	42.31	28.59

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2023	M	M	M	M	M	M	M	M	M	M	M	21.75
2024	8.09	22.37	22.56	34.77	45.91	55.93	61.86	58.39	53.95	40.20	23.59	14.07
2025	4.01	2.98	23.98	33.37	45.91	55.95	61.00	61.50	M	39.40	26.64	12.46
2026	7.57	18.94	24.29	31.09	44.95	54.73	64.61	59.39	M	M	M	M
NCEI Climatology	4.90	9.77	20.10	29.99	41.50	52.79	57.90	56.00	47.11	33.80	20.20	9.29

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

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2023	M	M	M	M	M	M	M	M	M	M	M	30.62
2024	14.12	31.50	32.64	45.28	56.61	66.42	71.90	68.60	67.11	53.25	32.55	23.32
2025	14.35	14.34	37.31	45.07	57.05	67.22	71.51	71.63	M	49.17	36.09	22.94
2026	17.56	30.28	38.50	43.00	57.82	66.14	76.28	70.00	M	M	M	M
NCEI Climatology	14.65	19.97	31.14	43.35	54.95	65.49	71.30	69.80	60.85	46.00	31.25	18.94

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
2023	M	M	M	M	M	M	M	M	M	M	M	78.9%
2024	80.5%	78.2%	64.0%	65.2%	64.5%	66.1%	74.4%	77.3%	63.4%	54.9%	75.3%	75.2%
2025	70.8%	64.1%	59.1%	61.7%	62.5%	68.5%	76.3%	80.0%	M	70.7%	70.8%	77.6%
2026	72.6%	69.0%	63.6%	64.8%	53.2%	65.2%	67.6%	70.5%	M	M	M	M