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 (USC00415999) 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
2024	M	M	M	M	M	0.05	0.40	0.76	1.97	0.21	1.83	0.24
2025	0.11	M	0.04	0.41	0.85	0.54	2.11	0.52	M	0.33	0.42	0.11
2026	0.55	0.31	M	0.21	1.67	1.40	5.03	M	M	M	M	M
NCEI Climatology	0.67	0.47	0.63	0.44	1.30	1.63	1.87	1.85	2.19	1.52	0.49	0.77

Average Wind Speed [MPH]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2024	M	M	M	M	9.8	12.9	10.2	9.4	8.5	8.9	8.2	6.8
2025	8.0	7.4	10.3	11.1	9.4	11.4	8.7	8.8	8.3	8.7	7.1	6.2
2026	6.6	7.0	9.4	10.2	9.7	11.6	9.9	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
2024	M	M	M	M	100.04	100.10	97.79	100.81	89.86	88.03	72.44	66.66
2025	54.59	69.03	78.51	84.78	89.83	96.38	94.38	99.30	92.06	85.59	76.76	69.39
2026	58.65	74.17	84.55	84.68	89.95	98.42	95.99	86.00	M	M	M	M
NCEI Climatology	59.80	65.81	73.70	82.19	89.69	97.31	98.09	96.60	90.00	81.18	68.90	59.69

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2024	M	M	M	M	69.08	74.54	73.75	76.36	67.49	60.92	45.50	39.72
2025	29.21	36.63	47.79	58.29	63.06	72.92	72.53	74.33	68.72	60.10	45.98	37.75
2026	31.77	43.44	52.96	59.60	64.63	74.18	72.88	78.80	M	M	M	M
NCEI Climatology	27.61	31.41	38.60	45.80	57.40	67.30	69.11	68.00	61.61	49.20	35.90	27.40

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

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2024	M	M	M	M	84.56	87.32	85.77	88.58	78.67	74.47	58.97	53.19
2025	41.90	52.83	63.15	71.54	76.45	84.65	83.46	86.81	80.39	72.85	61.37	53.57
2026	45.21	58.81	68.75	72.14	77.29	86.30	84.43	82.40	M	M	M	M
NCEI Climatology	43.71	48.61	56.15	64.00	73.55	82.31	83.60	82.30	75.81	65.19	52.40	43.55

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
2024	M	M	M	M	31.7%	45.2%	47.8%	39.7%	56.5%	43.2%	49.6%	51.5%
2025	48.5%	43.2%	25.7%	45.4%	39.6%	53.5%	60.6%	46.6%	50.0%	46.8%	47.6%	52.6%
2026	54.8%	42.2%	37.5%	45.5%	50.5%	56.7%	60.1%	M	M	M	M	M