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 (USC00093754) 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
2021	M	M	M	0.20	1.24	4.48	9.36	4.13	3.01	3.30	1.01	2.60
2022	5.24	1.53	2.41	2.09	2.99	1.80	4.41	2.12	0.41	1.55	4.23	1.53
2023	4.74	2.81	2.65	2.70	1.41	5.55	2.66	7.91	2.18	1.73	0.81	4.96
2024	1.99	4.35	4.39	3.71	5.39	2.11	5.29	9.66	4.45	M	7.30	1.61
2025	0.91	1.38	3.85	3.31	6.77	1.74	0.53	0.28	0.28	0.51	0.19	1.96
2026	0.66	0.18	0.02	0.10	5.98	4.67	3.64	5.25	2.61	M	M	M
NCEI Climatology	3.83	3.91	3.86	3.01	3.50	5.96	5.32	7.48	3.33	3.59	2.55	3.56

Average Wind Speed [MPH]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2021	M	2.0	4.1	3.8	7.6	6.5	5.7	5.8	4.7	5.3	5.3	6.0
2022	7.3	7.2	8.5	7.3	6.5	6.0	5.6	4.6	5.8	4.5	5.8	4.7
2023	4.2	5.2	4.7	4.3	4.1	3.3	2.6	3.4	2.4	3.0	3.4	3.9
2024	4.9	4.1	3.8	5.6	4.2	3.0	0.6	1.1	3.7	5.1	2.0	3.5
2025	5.7	4.6	7.0	5.0	6.4	5.7	5.5	5.2	5.2	6.8	5.7	5.4
2026	6.4	8.0	7.2	6.6	6.0	6.2	5.6	4.6	4.2	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
2021	M	78.45	74.25	77.85	84.67	88.09	89.64	89.81	86.28	80.04	67.54	70.71
2022	60.87	68.61	75.59	79.01	86.96	94.20	92.15	91.52	84.79	78.36	70.71	62.38
2023	65.87	73.18	74.04	78.13	81.03	88.19	93.71	92.10	86.30	78.63	69.37	63.52
2024	62.31	66.12	72.90	79.12	85.61	93.65	93.07	91.27	84.92	80.69	73.15	63.80
2025	55.98	69.87	73.54	81.87	85.17	90.67	94.75	88.98	88.38	77.77	73.97	62.52
2026	62.44	66.64	78.60	85.22	85.99	91.05	96.16	94.32	89.89	M	M	M
NCEI Climatology	60.60	64.80	71.30	78.60	85.21	90.11	92.30	91.20	86.60	78.91	69.89	62.80

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2021	M	47.97	49.30	51.70	58.32	69.73	71.14	72.95	64.55	57.01	39.67	48.33
2022	36.40	43.02	49.04	51.93	62.72	69.41	72.55	71.21	63.88	50.40	49.96	40.59
2023	41.57	49.04	48.96	54.22	59.87	66.98	72.68	71.91	64.96	54.28	44.73	42.09
2024	37.10	40.34	49.60	53.59	63.94	69.93	73.38	71.50	68.57	54.15	52.16	39.54
2025	29.76	43.28	46.32	56.32	65.09	70.17	73.56	71.05	64.21	55.25	42.70	38.72
2026	35.01	39.81	49.85	53.22	62.56	69.12	73.35	73.40	67.31	M	M	M
NCEI Climatology	37.51	40.48	46.00	52.40	60.70	68.49	71.50	71.00	66.21	55.21	45.60	40.10

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

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2021	M	63.21	61.77	64.77	71.50	78.91	80.39	81.38	75.42	68.53	53.60	59.52
2022	48.63	55.82	62.31	65.47	74.84	81.81	82.35	81.36	74.33	64.38	60.33	51.49
2023	53.72	61.11	61.50	66.17	70.45	77.58	83.19	82.01	75.63	66.46	57.05	52.80
2024	49.70	53.23	61.25	66.35	74.77	81.79	83.23	81.39	76.74	67.42	62.66	51.67
2025	42.87	56.58	59.93	69.10	75.13	80.42	84.16	80.02	76.30	66.51	58.33	50.62
2026	48.73	53.23	64.23	69.22	74.28	80.09	84.75	83.86	78.60	M	M	M
NCEI Climatology	49.05	52.64	58.65	65.50	72.95	79.30	81.90	81.10	76.41	67.06	57.74	51.45

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
2021	M	62.8%	71.8%	63.2%	65.1%	80.0%	82.8%	84.2%	78.8%	80.3%	72.2%	80.0%
2022	68.9%	68.3%	66.2%	62.6%	71.1%	67.2%	75.7%	73.2%	65.7%	67.6%	71.9%	72.3%
2023	72.4%	70.6%	66.3%	66.8%	69.9%	71.7%	72.2%	72.4%	72.4%	69.7%	71.4%	73.6%
2024	69.2%	64.5%	66.6%	66.2%	72.6%	66.9%	75.2%	73.5%	79.1%	67.5%	78.2%	70.9%
2025	65.2%	70.2%	62.1%	69.2%	73.7%	75.5%	76.3%	80.3%	71.4%	72.5%	66.8%	73.6%
2026	66.8%	66.9%	66.8%	59.7%	75.4%	75.1%	72.3%	76.6%	74.9%	M	M	M