IEM :: Monthly Summaries

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 (USC00045064) 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	0.06	4.03	1.31	M	M	M	0.06	0.01	0.07	0.45	0.53
2025	0.17	1.43	2.48	0.31	0.01	0.03	0.06	0.10	0.00	1.37	3.63	3.45
2026	2.56	1.64	0.03	0.78	0.16	0.02	0.00	0.07	M	M	M	M
NCEI Climatology	3.29	3.78	2.80	0.90	0.34	0.06	0.02	0.01	0.05	0.67	1.21	2.40

Average Wind Speed [MPH]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2024	M	11.3	7.9	7.5	M	M	M	5.2	5.8	5.2	7.0	6.2
2025	6.1	9.3	7.8	6.5	6.4	5.2	5.7	4.4	2.4	6.2	5.5	5.2
2026	4.9	7.6	5.4	6.1	6.2	5.6	4.9	1.9	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	61.70	60.89	60.14	M	M	M	63.58	64.22	66.75	62.54	62.50
2025	62.54	61.65	60.33	60.00	60.64	59.88	62.38	64.19	69.28	66.20	65.42	65.97
2026	67.85	66.91	70.39	65.71	62.91	65.16	66.87	67.49	68.00	M	M	M
NCEI Climatology	64.70	65.12	67.31	68.19	69.20	70.70	72.51	73.30	74.81	74.10	69.60	63.30

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2024	M	54.00	49.60	49.32	M	M	M	54.09	54.52	53.72	48.94	50.31
2025	46.94	49.07	48.39	49.49	50.81	52.12	54.65	55.20	59.26	55.53	53.42	53.90
2026	49.60	51.66	53.85	52.75	51.72	54.90	56.54	58.51	56.00	M	M	M
NCEI Climatology	43.20	44.23	46.00	47.40	50.60	52.90	55.49	56.00	54.89	51.10	46.00	42.10

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

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2024	M	57.85	55.24	54.73	M	M	M	58.83	59.37	60.24	55.74	56.41
2025	54.74	55.36	54.36	54.75	55.73	56.00	58.52	59.70	64.27	60.86	59.42	59.93
2026	58.72	59.28	62.12	59.23	57.31	60.03	61.70	63.00	62.00	M	M	M
NCEI Climatology	53.95	54.67	56.65	57.79	59.90	61.80	64.00	64.65	64.85	62.60	57.80	52.70

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	69.6%	80.5%	82.7%	M	M	M	89.5%	89.3%	80.3%	69.1%	75.2%
2025	56.0%	76.1%	79.0%	81.6%	83.8%	87.7%	90.4%	89.5%	86.4%	88.4%	73.9%	65.9%
2026	66.5%	73.6%	77.7%	80.8%	89.4%	93.2%	67.9%	47.1%	M	M	M	M