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 (USC00242275) 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
2020	M	M	M	M	M	M	M	M	M	M	M	M
2021	M	M	M	M	M	M	M	M	M	M	M	M
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
NCEI Climatology	0.48	0.71	1.28	1.08	2.19	2.66	1.51	1.32	1.35	1.00	0.51	0.50

Average Wind Speed [MPH]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2020	M	M	5.9	5.6	4.3	3.4	4.7	4.6	3.9	4.6	5.0	3.9
2021	4.3	5.0	4.6	6.9	6.1	7.2	4.3	5.1	5.1	4.6	5.4	5.6
2022	4.1	6.3	6.3	7.6	6.2	5.5	4.2	5.4	4.1	4.1	4.3	5.1
2023	3.6	5.6	5.5	6.6	5.0	4.0	4.8	4.0	M	M	1.5	3.2
2024	4.3	4.4	4.1	5.3	5.8	5.4	M	M	M	M	M	M
2025	M	M	M	M	M	M	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
2020	M	37.40	42.80	51.98	61.32	67.22	76.54	80.43	72.74	52.90	43.10	37.58
2021	35.91	28.21	45.40	52.52	58.36	73.97	86.82	76.30	74.11	57.92	45.46	34.61
2022	30.78	33.54	46.17	45.44	56.90	67.28	84.49	85.26	74.18	59.52	28.94	29.56
2023	32.12	36.62	37.15	51.02	66.59	67.64	82.04	74.30	M	28.40	35.90	38.82
2024	32.50	37.87	45.12	54.74	58.59	69.38	M	M	M	M	M	M
2025	M	M	M	M	M	M	M	M	M	M	M	M
NCEI Climatology	33.20	36.12	44.30	52.91	62.19	68.50	79.11	79.41	69.60	55.40	40.19	31.30

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2020	M	37.40	26.60	27.08	37.17	42.86	45.41	46.05	38.60	26.25	21.56	16.40
2021	18.97	9.37	23.47	26.24	34.15	45.07	51.50	47.27	37.79	33.02	21.99	14.06
2022	10.75	12.01	23.70	23.48	34.46	44.51	48.03	51.30	42.92	32.99	6.68	10.57
2023	15.28	15.10	18.78	27.20	41.00	46.34	47.72	52.70	M	28.40	8.00	16.10
2024	10.52	20.33	23.29	30.14	34.21	41.85	M	M	M	M	M	M
2025	M	M	M	M	M	M	M	M	M	M	M	M
NCEI Climatology	10.70	13.17	19.30	25.80	33.71	39.80	44.20	42.20	34.60	25.80	16.30	10.50

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

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2020	M	37.40	34.70	39.53	49.25	55.04	60.97	63.24	55.67	39.58	32.33	26.99
2021	27.44	18.79	34.43	39.38	46.25	59.52	69.16	61.79	55.95	45.47	33.73	24.34
2022	20.76	22.77	34.93	34.46	45.68	55.90	66.26	68.28	58.55	46.25	17.81	20.07
2023	23.70	25.86	27.97	39.11	53.80	56.99	64.88	63.50	M	28.40	21.95	27.46
2024	21.51	29.10	34.21	42.44	46.40	55.61	M	M	M	M	M	M
2025	M	M	M	M	M	M	M	M	M	M	M	M
NCEI Climatology	21.95	24.64	31.80	39.35	47.95	54.15	61.65	60.80	52.10	40.60	28.24	20.90

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
2020	M	M	85.7%	56.3%	63.6%	68.9%	57.3%	51.8%	55.2%	66.2%	66.3%	73.1%
2021	72.8%	74.3%	69.1%	56.5%	61.1%	54.6%	47.2%	60.4%	48.1%	59.7%	69.1%	73.9%
2022	77.8%	66.0%	62.1%	62.5%	61.9%	67.4%	54.1%	44.8%	60.4%	65.3%	76.0%	76.5%
2023	80.0%	70.0%	75.1%	65.7%	77.0%	82.0%	67.3%	44.0%	M	M	73.1%	80.2%
2024	72.9%	84.2%	80.0%	73.7%	76.0%	73.1%	M	M	M	M	M	M
2025	M	M	M	M	M	M	M	M	M	M	M	M