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 (USC00240801) 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	0.21	0.06	1.28	2.41	0.18	0.52	0.32	0.69	0.19	0.08
2021	0.22	0.16	0.76	0.73	1.45	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
2026	M	M	M	M	M	M	M	M	M	M	M	M
NCEI Climatology	0.58	0.62	1.02	1.80	2.45	2.09	1.37	0.80	1.40	1.47	0.63	0.61

Average Wind Speed [MPH]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2020	M	M	8.3	10.5	9.5	8.7	8.1	8.1	9.9	10.4	12.1	11.9
2021	11.1	10.2	9.7	9.8	9.4	8.7	1.5	7.6	8.4	9.8	10.6	0.0
2022	2.1	12.7	10.6	11.9	9.8	8.4	8.9	9.5	8.7	9.1	11.8	10.9
2023	10.9	13.2	8.9	11.5	8.1	7.7	7.6	11.1	M	M	10.9	11.8
2024	9.9	10.2	9.3	10.8	11.0	10.2	M	M	M	M	M	M
2025	M	M	M	M	M	M	M	M	M	M	M	M
2026	14.6	11.0	11.5	9.6	10.3	10.4	8.6	8.7	7.3	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
2020	M	M	44.60	55.34	65.97	77.36	86.29	88.26	77.30	55.46	50.12	44.42
2021	42.80	25.31	52.19	53.00	62.00	86.67	93.56	82.60	80.28	62.37	55.27	M
2022	46.40	36.95	50.99	50.48	63.82	76.64	90.82	90.22	80.96	63.94	36.74	28.92
2023	38.68	37.98	37.05	56.54	72.65	73.40	85.83	85.10	M	M	50.90	46.28
2024	33.38	43.48	47.15	60.98	64.40	77.95	M	M	M	M	M	M
2025	M	M	M	M	M	M	M	M	M	M	M	M
2026	38.56	51.16	57.90	58.64	72.47	74.72	92.85	86.23	87.35	M	M	M
NCEI Climatology	37.20	41.25	51.30	59.21	68.90	79.00	88.70	87.20	75.90	60.70	46.90	37.40

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2020	M	M	32.00	30.68	43.85	51.08	56.15	56.91	46.76	30.95	26.72	24.32
2021	24.08	7.89	27.38	30.97	40.93	58.77	64.76	54.93	48.01	38.79	32.87	M
2022	25.16	13.74	27.01	28.10	41.81	51.53	58.88	60.80	51.80	38.62	17.72	10.17
2023	21.14	17.73	20.21	32.60	46.63	52.76	56.91	73.40	M	M	26.67	25.44
2024	11.42	23.81	26.02	35.60	40.54	50.21	M	M	M	M	M	M
2025	M	M	M	M	M	M	M	M	M	M	M	M
2026	17.39	24.61	30.72	32.66	44.08	49.40	63.01	57.08	53.60	M	M	M
NCEI Climatology	15.11	17.60	25.10	33.70	42.91	51.40	57.01	54.90	45.70	35.10	23.81	16.60

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

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2020	M	M	38.30	43.01	54.91	64.22	71.22	72.59	62.03	43.21	38.42	34.37
2021	33.44	16.60	39.79	41.99	51.47	72.72	79.16	68.77	64.14	50.58	44.07	M
2022	35.78	25.35	39.00	39.29	52.82	64.08	74.85	75.51	66.38	51.28	27.23	19.55
2023	29.91	27.85	28.63	44.57	59.64	63.08	71.37	79.25	M	M	38.79	35.86
2024	22.40	33.64	36.59	48.29	52.47	64.08	M	M	M	M	M	M
2025	M	M	M	M	M	M	M	M	M	M	M	M
2026	27.98	37.88	44.31	45.65	58.27	62.06	77.93	71.66	70.47	M	M	M
NCEI Climatology	26.15	29.43	38.20	46.45	55.90	65.20	72.85	71.05	60.80	47.90	35.36	27.00

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
2020	M	M	89.9%	50.0%	59.5%	55.4%	44.6%	40.0%	41.3%	57.6%	49.7%	55.5%
2021	57.3%	67.4%	56.8%	63.5%	63.3%	36.3%	38.5%	46.6%	36.4%	51.9%	44.9%	M
2022	38.6%	59.0%	55.1%	55.3%	56.8%	56.7%	44.4%	40.5%	43.7%	57.3%	63.8%	67.9%
2023	64.7%	60.8%	74.4%	54.0%	66.7%	79.3%	54.8%	29.6%	M	M	53.6%	58.0%
2024	68.5%	68.6%	70.2%	54.0%	61.7%	47.2%	M	M	M	M	M	M
2025	M	M	M	M	M	M	M	M	M	M	M	M
2026	51.2%	55.8%	53.1%	59.4%	47.1%	54.2%	47.2%	44.7%	36.6%	M	M	M