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 (USC00424947) 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	1.04	0.84	0.94	1.11	0.99	0.66	1.31	1.20	1.45	1.36	0.93	0.89

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	11.0	8.9	8.6	5.9
2024	8.1	9.7	9.5	10.5	9.5	11.0	9.8	10.5	10.4	9.6	8.8	7.2
2025	7.6	9.7	10.5	10.0	10.2	10.5	9.4	9.2	9.7	9.6	7.8	8.9
2026	7.1	8.4	9.6	10.4	10.0	10.1	10.0	8.0	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	78.23	65.85	51.84	40.48
2024	41.47	46.81	52.76	61.24	70.64	87.80	91.94	87.77	82.58	71.00	47.00	43.12
2025	38.18	51.30	56.38	64.00	74.20	86.87	90.64	88.64	78.40	64.87	56.28	49.00
2026	42.17	50.48	66.77	63.51	73.70	88.18	93.03	93.26	M	M	M	M
NCEI Climatology	37.30	41.04	50.80	58.80	69.00	81.09	86.31	83.90	75.20	61.89	48.10	36.90

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	52.34	38.16	28.33	22.65
2024	21.26	26.54	30.73	35.63	40.95	59.43	62.38	62.74	56.15	46.03	25.90	22.85
2025	14.04	27.88	31.42	35.01	45.55	57.50	62.54	60.68	53.62	42.46	35.16	28.34
2026	21.13	28.11	37.71	37.17	45.60	57.62	65.29	64.23	M	M	M	M
NCEI Climatology	16.90	20.81	27.60	32.50	40.29	49.51	56.80	55.50	47.71	36.11	25.50	16.51

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	65.28	52.00	40.08	31.56
2024	31.36	36.68	41.74	48.43	55.79	73.62	77.16	75.25	69.36	58.51	36.45	32.99
2025	26.11	39.59	43.90	49.50	59.88	72.19	76.59	74.66	66.01	53.67	45.72	38.67
2026	31.65	39.29	52.24	50.34	59.65	72.90	79.16	78.74	M	M	M	M
NCEI Climatology	27.10	30.92	39.20	45.65	54.65	65.30	71.55	69.70	61.45	49.00	36.80	26.70

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
2023	M	M	M	M	M	M	M	M	22.1%	37.8%	50.9%	71.5%
2024	68.2%	56.1%	56.2%	37.0%	33.4%	30.1%	22.4%	41.1%	27.8%	39.0%	55.4%	62.8%
2025	46.1%	41.8%	41.3%	32.7%	31.0%	23.2%	21.8%	26.7%	41.2%	48.4%	53.4%	58.0%
2026	61.4%	54.3%	29.5%	32.9%	28.0%	15.7%	31.4%	23.4%	M	M	M	M