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 (USW00003017) 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	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	0.38	0.43	0.86	1.68	2.16	1.94	2.14	1.58	1.35	0.99	0.64	0.35

Average Wind Speed [MPH]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2020	M	9.0	10.2	8.4	10.2	10.9	9.8	8.0	8.7	8.9	9.8	8.3
2021	7.7	7.6	8.5	8.3	7.1	7.5	7.8	7.6	8.4	8.8	8.3	9.5
2022	8.6	9.0	9.7	11.5	9.8	9.9	9.2	9.5	8.4	8.1	9.7	10.8
2023	7.7	9.9	9.9	9.7	9.0	7.7	8.6	8.5	7.7	7.7	8.2	8.4
2024	7.5	7.7	8.1	9.6	10.5	9.5	9.4	9.0	9.5	8.9	8.4	8.5
2025	8.9	9.1	11.1	9.1	8.7	8.3	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	38.15	56.42	61.56	75.61	86.24	91.46	92.04	80.29	66.76	59.43	45.45
2021	46.80	38.91	53.93	62.48	70.02	89.22	91.93	90.15	84.04	69.10	62.53	54.60
2022	49.06	42.84	53.58	64.39	71.86	85.38	90.59	89.36	84.37	67.19	49.38	44.26
2023	34.62	41.85	48.76	63.05	71.50	75.08	87.17	86.82	82.44	67.15	57.05	50.46
2024	41.89	50.39	55.00	63.81	70.88	89.11	90.81	89.99	85.40	74.79	49.82	53.18
2025	37.69	44.99	59.90	63.53	70.31	79.94	M	M	M	M	M	M
NCEI Climatology	44.61	45.83	55.70	61.71	71.20	83.40	89.91	87.51	79.61	65.30	52.89	44.00

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2020	M	19.21	31.19	33.95	46.22	56.77	59.48	63.40	52.58	35.24	31.13	22.43
2021	23.98	14.50	29.91	34.88	47.26	62.48	63.86	61.69	54.11	40.30	32.92	24.60
2022	19.59	17.80	25.80	34.48	43.57	56.95	67.61	63.90	55.38	41.41	24.52	16.99
2023	17.64	19.62	26.55	34.88	49.05	54.71	62.13	61.64	53.82	39.24	32.09	26.74
2024	18.42	31.16	30.65	38.56	44.47	59.16	60.08	62.39	55.30	47.86	31.04	30.20
2025	18.82	21.01	35.54	38.95	47.82	55.04	M	M	M	M	M	M
NCEI Climatology	18.69	19.80	27.50	33.90	43.60	52.99	60.20	58.29	50.00	37.00	26.00	18.40

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

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2020	M	28.68	43.81	47.76	60.91	71.50	75.47	77.72	66.43	51.00	45.28	33.94
2021	35.39	26.71	41.92	48.68	58.64	75.85	77.89	75.92	69.07	54.70	47.73	39.60
2022	34.32	30.32	39.69	49.44	57.72	71.17	79.10	76.63	69.88	54.30	36.95	30.63
2023	26.13	30.74	37.66	48.96	60.28	64.89	74.65	74.23	68.13	53.19	44.57	38.60
2024	30.16	40.77	42.82	51.19	57.68	74.13	75.44	76.19	70.35	61.33	40.43	41.69
2025	28.25	33.00	47.72	51.24	59.07	67.49	M	M	M	M	M	M
NCEI Climatology	31.65	32.82	41.60	47.81	57.40	68.20	75.05	72.90	64.80	51.15	39.45	31.20

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	66.5%	59.1%	49.6%	53.3%	35.2%	41.2%	34.9%	37.1%	42.1%	42.5%	52.9%
2021	53.1%	61.1%	59.4%	49.6%	63.0%	41.2%	44.4%	38.1%	35.1%	40.2%	40.1%	36.6%
2022	56.6%	55.3%	52.1%	32.9%	48.0%	39.4%	41.7%	40.6%	37.3%	41.5%	46.5%	47.0%
2023	68.5%	55.7%	52.1%	41.7%	59.7%	64.2%	48.3%	45.8%	40.0%	45.9%	43.2%	47.0%
2024	54.1%	55.0%	51.8%	47.5%	45.8%	38.6%	32.6%	41.6%	33.6%	33.8%	53.6%	44.5%
2025	59.2%	61.0%	39.1%	48.3%	55.7%	52.2%	M	M	M	M	M	M