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 (USC00419491) 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	0.03	0.00	0.00	0.32	2.39	0.21	0.16
2024	11.58	3.15	1.57	3.61	5.43	1.59	6.77	1.15	1.19	0.00	2.28	3.71
2025	0.00	M	M	M	M	M	M	M	M	M	M	M
NCEI Climatology	3.53	3.12	3.31	3.35	4.70	4.59	2.23	3.31	3.82	4.69	3.98	3.64

Average Wind Speed [MPH]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2023	M	M	M	M	M	7.9	6.9	7.6	5.5	7.2	6.4	6.5
2024	8.2	9.2	7.6	8.9	7.6	5.8	5.6	4.2	5.8	5.8	7.2	7.1
2025	4.8	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
2023	M	M	M	M	M	95.08	100.08	104.75	97.72	81.35	68.88	67.57
2024	59.03	70.70	74.11	81.00	87.19	92.79	91.42	95.23	91.62	90.53	78.94	68.64
2025	58.40	M	M	M	M	M	M	M	M	M	M	M
NCEI Climatology	61.50	65.51	72.39	78.91	85.60	91.40	94.70	96.40	90.80	82.30	71.29	63.49

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2023	M	M	M	M	M	76.61	76.19	76.45	72.56	59.63	49.29	42.72
2024	36.77	48.84	54.63	61.25	70.02	73.99	74.09	74.95	69.31	60.77	52.87	48.26
2025	43.57	M	M	M	M	M	M	M	M	M	M	M
NCEI Climatology	38.30	42.43	49.40	55.60	64.60	70.90	73.00	72.69	67.00	56.10	46.89	40.40

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	85.85	88.13	90.60	85.14	70.49	59.08	55.15
2024	47.90	59.77	64.37	71.12	78.60	83.39	82.75	85.09	80.47	75.65	65.90	58.45
2025	50.98	M	M	M	M	M	M	M	M	M	M	M
NCEI Climatology	49.90	53.97	60.90	67.25	75.10	81.15	83.85	84.54	78.90	69.20	59.09	51.95

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	78.3%	70.4%	58.5%	67.9%	78.4%	83.4%	76.0%
2024	78.9%	78.9%	84.4%	85.0%	90.4%	86.8%	88.0%	82.7%	80.3%	69.6%	80.0%	84.1%
2025	83.8%	M	M	M	M	M	M	M	M	M	M	M