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 () 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
2022	M	M	M	M	M	M	M	M	M	M	M	M
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

Average Wind Speed [MPH]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2022	M	6.5	5.0	7.6	M	5.5	M	M	13.0	M	6.7	M
2023	M	3.7	6.7	5.5	8.0	11.0	10.1	8.2	8.4	4.6	6.4	6.5
2024	6.2	6.2	5.3	6.6	9.3	8.3	8.2	6.8	7.8	4.8	4.5	6.0
2025	5.8	5.7	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
2022	82.40	88.88	95.90	106.48	102.97	92.69	84.65	85.55	84.20	89.60	87.50	80.60
2023	83.30	94.28	92.30	99.98	103.36	98.84	87.74	86.18	87.80	94.01	88.92	84.20
2024	84.37	90.03	96.92	101.93	105.86	97.30	86.31	87.34	87.86	92.21	88.10	83.97
2025	83.45	90.25	M	M	M	M	M	M	M	M	M	M

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2022	80.60	87.08	91.70	88.70	M	85.40	81.05	83.53	78.80	86.60	82.70	80.60
2023	81.50	91.40	81.85	90.14	93.12	90.78	80.77	81.32	82.04	88.96	84.01	77.54
2024	76.88	81.66	86.81	91.67	94.22	84.01	78.86	78.68	78.32	77.41	67.76	67.65
2025	67.70	72.83	M	M	M	M	M	M	M	M	M	M

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

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2022	81.50	87.98	92.60	98.15	M	88.25	82.85	84.54	81.50	88.10	85.10	80.60
2023	82.40	92.84	87.07	95.06	97.39	94.66	84.26	83.75	84.92	91.49	86.47	80.87
2024	80.63	85.84	91.86	96.80	100.04	90.66	82.59	83.01	83.09	84.81	77.93	75.81
2025	75.57	81.54	M	M	M	M	M	M	M	M	M	M

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
2022	M	23.0%	34.4%	21.2%	M	71.7%	M	M	82.2%	M	41.4%	M
2023	M	18.9%	43.0%	33.5%	37.1%	53.4%	82.3%	82.1%	82.6%	52.0%	51.7%	58.1%
2024	55.5%	44.4%	30.1%	32.9%	33.6%	66.8%	93.1%	93.8%	92.9%	81.6%	59.1%	60.0%
2025	60.5%	39.4%	M	M	M	M	M	M	M	M	M	M