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 (USC00248324) within the current 1991-2020 dataset.

To load shown data into Microsoft Excel, highlight the table information with your mouse and then copy/paste into Excel.

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	0.00
2024	0.00	0.02	0.00	0.00	0.00	0.01	0.00	0.00	0.00	0.00	0.00	0.00
2025	0.00	0.01	0.00	0.00	0.02	0.00	0.01	0.00	0.00	0.02	0.00	0.00
2026	0.01	0.01	0.00	0.01	0.00	0.01	0.00	0.01	0.00	M	M	M
NCEI Climatology	0.28	0.29	0.42	0.85	1.78	2.51	1.21	1.10	0.78	0.65	0.39	0.30

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	M	M	M	4.8
2024	7.1	7.3	7.1	7.0	7.4	7.4	5.4	6.0	6.0	6.0	6.5	5.7
2025	5.3	7.2	7.9	7.3	6.7	6.1	6.7	4.8	4.3	6.5	6.1	7.8
2026	6.5	7.2	8.6	6.8	7.2	7.4	5.2	5.7	3.3	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	M	M	M	37.58
2024	29.45	37.14	46.10	57.52	61.19	75.00	86.29	83.45	76.90	65.61	44.50	43.84
2025	28.39	22.57	51.77	56.10	67.87	75.07	84.00	83.48	78.07	57.35	51.47	45.52
2026	42.13	49.21	55.35	56.53	68.58	70.40	88.39	83.32	81.50	M	M	M
NCEI Climatology	33.90	38.84	49.41	58.20	67.01	74.10	83.41	82.60	72.70	58.50	43.70	33.80

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	M	M	M	14.58
2024	10.58	19.66	24.03	35.90	37.26	46.10	52.94	49.77	45.53	34.42	23.43	25.13
2025	7.03	6.50	30.71	29.80	40.94	46.60	51.84	51.42	44.20	34.32	29.03	25.61
2026	20.77	22.79	29.58	32.37	39.23	45.73	55.52	50.77	50.00	M	M	M
NCEI Climatology	13.70	16.59	23.51	31.00	39.40	46.80	51.70	49.71	41.60	31.90	22.21	14.20

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	M	M	M	26.08
2024	20.02	28.40	35.06	46.71	49.23	60.55	69.61	66.61	61.22	50.02	33.97	34.48
2025	17.71	14.54	41.24	42.95	54.40	60.83	67.92	67.45	61.13	45.84	40.25	35.56
2026	31.45	36.00	42.47	44.45	53.90	58.07	71.95	67.05	65.75	M	M	M
NCEI Climatology	23.80	27.72	36.46	44.60	53.21	60.45	67.55	66.15	57.15	45.20	32.95	24.00

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	M	M	M	74.0%
2024	66.8%	72.1%	65.7%	56.7%	54.8%	53.0%	47.5%	52.7%	54.9%	54.8%	63.5%	62.5%
2025	74.7%	71.1%	56.5%	55.4%	57.5%	53.7%	53.7%	54.9%	56.1%	62.8%	62.4%	63.3%
2026	58.3%	55.5%	52.9%	58.1%	52.3%	59.7%	54.2%	51.7%	51.5%	M	M	M