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 (USC00042294) 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
2020	M	M	M	M	M	M	M	M	M	M	0.13	1.06
2021	0.19	0.41	0.13	0.04	M	M	M	M	M	2.75	0.20	5.66
2022	0.08	M	0.37	0.44	M	0.23	M	M	1.91	M	0.85	5.89
2023	6.74	2.12	5.95	0.15	0.59	M	M	M	0.01	0.01	0.01	2.80
2024	2.77	5.78	1.32	0.51	0.45	M	M	M	M	0.01	2.16	2.21
2025	0.53	4.62	1.25	0.04	0.98	M	M	M	M	M	M	M
2026	M	M	M	M	M	M	M	M	M	M	M	M
NCEI Climatology	4.02	4.03	2.70	1.15	0.73	0.25	0.01	0.04	0.09	0.75	1.78	3.74

Average Wind Speed [MPH]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2020	M	M	M	M	M	M	M	M	7.1	5.0	4.5	4.8
2021	5.7	6.5	6.6	5.5	7.5	5.5	4.8	3.8	4.6	5.1	2.9	4.3
2022	3.4	4.7	4.4	6.0	6.9	6.7	5.5	4.0	4.3	3.3	5.0	4.7
2023	8.4	6.1	6.3	4.0	3.1	3.1	3.1	3.7	2.9	4.4	4.3	3.1
2024	4.8	4.6	5.8	3.5	6.0	3.9	3.3	3.2	2.6	3.4	3.9	2.6
2025	3.8	4.5	4.6	3.6	3.5	4.0	M	3.9	4.5	4.1	3.3	4.3
2026	3.3	3.9	3.6	4.4	3.9	4.2	3.5	4.3	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	M	M	M	M	M	M	M	94.70	85.42	66.62	59.87
2021	59.55	63.73	66.68	78.86	85.94	88.49	96.61	92.56	89.15	73.81	64.34	52.67
2022	61.11	66.33	70.90	74.30	82.75	91.88	90.77	97.16	91.76	82.46	62.96	52.73
2023	56.04	57.97	57.84	72.92	77.93	84.20	95.46	94.19	84.98	83.15	63.32	60.68
2024	57.66	59.74	64.11	72.38	83.50	92.72	99.76	93.26	91.40	M	62.33	58.19
2025	60.57	61.31	63.86	74.54	82.80	86.00	96.80	96.61	89.12	76.07	63.56	52.15
2026	58.77	64.27	79.09	73.52	82.28	90.56	94.48	96.33	M	M	M	M
NCEI Climatology	55.49	60.80	66.30	72.50	81.09	88.60	93.30	92.80	89.80	79.90	65.40	55.99

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2020	M	M	M	M	M	M	M	M	64.70	53.95	40.10	37.98
2021	41.23	42.13	40.76	43.94	53.95	57.13	59.43	59.23	55.70	50.87	45.80	39.94
2022	39.20	37.72	43.73	45.68	53.43	60.02	58.82	59.00	61.28	51.22	38.06	38.91
2023	41.58	36.76	42.39	45.86	50.46	54.74	59.00	61.79	55.82	56.15	37.94	41.81
2024	44.08	43.23	44.37	46.28	52.50	59.00	63.01	58.36	57.20	M	41.60	42.39
2025	37.23	42.29	42.20	46.04	52.40	66.20	96.80	59.96	60.38	52.44	48.32	43.55
2026	39.72	42.35	49.65	47.72	54.18	57.86	58.30	59.67	M	M	M	M
NCEI Climatology	38.40	41.04	43.89	46.60	51.59	55.79	57.30	56.30	54.80	49.59	42.50	37.90

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

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2020	M	M	M	M	M	M	M	M	79.70	69.68	53.36	48.93
2021	50.39	52.93	53.72	61.40	69.95	72.81	78.02	75.90	72.43	62.34	55.07	46.31
2022	50.16	52.03	57.32	59.99	68.09	75.95	74.79	78.08	76.52	66.84	50.51	45.82
2023	48.81	47.36	50.12	59.39	64.20	69.47	77.23	77.99	70.40	69.65	50.63	51.25
2024	50.87	51.49	54.24	59.33	68.00	75.86	81.38	75.81	74.30	M	51.97	50.29
2025	48.90	51.80	53.03	60.29	67.60	76.10	96.80	78.29	74.75	64.25	55.94	47.85
2026	49.25	53.31	64.37	60.62	68.23	74.21	76.39	78.00	M	M	M	M
NCEI Climatology	46.95	50.92	55.10	59.55	66.34	72.19	75.30	74.55	72.30	64.74	53.95	46.95

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	M	M	M	M	M	M	34.1%	39.6%	56.6%	67.6%
2021	74.8%	59.7%	56.2%	50.6%	42.4%	48.8%	47.6%	50.3%	44.8%	57.3%	80.6%	90.4%
2022	80.3%	56.6%	59.9%	51.6%	40.6%	40.4%	52.3%	47.8%	50.4%	53.9%	60.9%	89.0%
2023	77.2%	70.3%	76.4%	60.1%	67.6%	59.4%	52.4%	52.4%	58.1%	49.3%	54.2%	80.9%
2024	87.4%	85.5%	75.8%	67.8%	51.0%	46.2%	45.8%	49.1%	52.2%	M	68.3%	86.1%
2025	66.9%	76.7%	75.9%	65.6%	51.1%	53.8%	M	49.6%	56.1%	67.3%	88.7%	95.6%
2026	90.1%	86.7%	63.6%	66.2%	59.5%	52.5%	53.8%	51.0%	M	M	M	M