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 (USC00319026) 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	1.83	3.96	2.57	5.77	7.01	7.89	1.78	0.57	1.51	4.95
2024	1.70	1.19	3.99	2.17	4.70	1.16	9.18	8.35	5.74	0.23	0.69	1.15
2025	0.93	0.94	2.32	0.78	10.11	3.87	M	M	M	M	M	M
NCEI Climatology	3.63	3.88	4.23	4.38	4.67	5.62	5.62	6.82	7.25	3.65	3.74	3.83

Average Wind Speed [MPH]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2023	M	M	6.2	5.7	6.6	4.6	3.1	4.1	4.7	3.7	4.3	4.2
2024	5.9	5.8	6.3	6.1	4.5	4.3	4.0	4.4	5.3	3.6	4.3	4.8
2025	5.0	6.0	6.4	5.9	4.9	4.4	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	68.17	76.79	77.66	85.19	90.70	90.30	83.94	75.51	65.27	61.82
2024	58.99	61.62	70.06	76.46	83.11	90.06	89.56	88.24	83.87	76.27	68.82	58.61
2025	49.56	60.43	70.06	78.52	82.36	86.56	M	M	M	M	M	M
NCEI Climatology	55.19	58.61	65.69	74.50	81.10	87.71	90.70	88.91	84.21	76.00	66.00	58.40

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2023	M	M	42.55	50.64	55.56	62.47	71.85	70.14	62.66	49.26	37.46	35.67
2024	33.97	36.34	44.88	50.11	61.15	64.97	71.47	68.58	65.37	48.77	44.49	35.06
2025	24.24	36.78	43.12	52.85	61.43	67.24	M	M	M	M	M	M
NCEI Climatology	30.79	33.50	39.29	47.00	57.10	65.61	70.21	69.00	63.80	50.90	40.20	34.70

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

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2023	M	M	55.36	63.71	66.61	73.83	81.27	80.22	73.30	62.38	51.37	48.74
2024	46.48	48.98	57.47	63.29	72.13	77.52	80.51	78.41	74.62	62.52	56.66	46.84
2025	36.90	48.60	56.59	65.69	71.89	76.90	M	M	M	M	M	M
NCEI Climatology	42.99	46.05	52.49	60.75	69.10	76.66	80.45	78.95	74.00	63.45	53.10	46.55

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
2023	M	M	67.4%	71.8%	71.6%	76.6%	82.3%	80.6%	80.5%	79.5%	75.3%	78.2%
2024	72.6%	68.6%	70.2%	70.3%	79.8%	75.4%	83.7%	82.5%	81.9%	77.6%	79.6%	75.4%
2025	67.5%	74.2%	65.2%	72.1%	78.0%	83.7%	M	M	M	M	M	M