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 (USC00241737) 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	0.23	1.58	2.42	0.11	0.26	0.44	0.49	0.09	0.11
2021	M	M	0.04	0.48	2.22	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	0.28	0.43	0.52	1.15	2.14	2.75	0.99	1.06	1.16	0.74	0.41	0.32

Average Wind Speed [MPH]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2020	M	M	M	9.8	9.1	8.6	7.4	7.0	9.1	10.0	13.3	9.5
2021	10.3	10.0	9.6	10.2	8.0	7.8	7.0	7.0	7.9	8.9	11.8	10.6
2022	12.4	13.5	10.2	10.9	10.5	10.1	7.8	7.9	8.1	8.4	9.8	9.5
2023	4.4	M	M	M	6.7	7.1	7.3	6.7	M	M	9.1	4.8
2024	7.1	9.6	8.4	10.4	11.2	10.6	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	M	M	49.94	62.25	70.22	80.25	83.15	72.44	51.57	46.82	43.70
2021	42.08	21.39	51.20	52.76	56.07	80.60	87.18	76.52	75.14	59.29	51.49	31.19
2022	40.19	37.14	46.52	46.94	60.10	70.07	84.14	85.55	75.62	63.47	37.54	25.50
2023	34.40	M	M	M	70.14	71.18	83.39	79.70	M	M	49.10	49.07
2024	32.18	35.60	39.32	54.68	61.03	69.69	M	M	M	M	M	M
2025	M	M	M	M	M	M	M	M	M	M	M	M
NCEI Climatology	37.39	39.00	47.00	55.80	65.10	72.30	82.00	81.00	71.60	57.99	45.01	37.40

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2020	M	M	M	29.30	39.95	47.96	51.68	53.54	46.34	30.55	29.06	25.64
2021	22.64	4.61	26.72	30.98	36.40	53.28	57.62	52.58	47.11	35.48	29.64	8.60
2022	18.24	15.99	24.92	26.90	39.84	46.76	55.92	57.59	49.22	40.88	19.33	10.23
2023	20.00	M	M	M	49.21	48.80	53.08	60.80	M	M	27.95	27.94
2024	11.96	19.03	22.30	33.74	39.20	45.76	M	M	M	M	M	M
2025	M	M	M	M	M	M	M	M	M	M	M	M
NCEI Climatology	13.40	14.26	21.00	28.90	37.01	44.09	48.30	46.90	39.80	30.60	21.60	14.60

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

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2020	M	M	M	39.62	51.10	59.09	65.97	68.35	59.39	41.06	37.94	34.67
2021	32.36	13.00	38.96	41.87	46.23	66.94	72.40	64.55	61.12	47.39	40.57	19.89
2022	29.21	26.57	35.72	36.92	49.97	58.41	70.03	71.57	62.42	52.17	28.43	17.86
2023	27.20	M	M	M	59.67	59.99	68.23	70.25	M	M	38.52	38.50
2024	22.07	27.31	30.81	44.21	50.12	57.73	M	M	M	M	M	M
2025	M	M	M	M	M	M	M	M	M	M	M	M
NCEI Climatology	25.40	26.63	34.00	42.35	51.05	58.20	65.15	63.95	55.70	44.30	33.30	26.00

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	M	55.4%	58.1%	58.5%	45.4%	40.4%	48.6%	60.1%	52.5%	56.5%
2021	55.0%	64.1%	47.2%	55.2%	65.9%	50.8%	42.9%	53.8%	39.2%	48.4%	46.4%	66.3%
2022	51.8%	57.2%	54.3%	51.6%	45.4%	48.4%	49.0%	40.6%	47.5%	55.0%	63.9%	66.9%
2023	65.8%	M	M	M	60.8%	66.0%	42.7%	22.7%	M	M	49.6%	52.8%
2024	61.9%	72.2%	66.2%	49.9%	54.7%	43.0%	M	M	M	M	M	M
2025	M	M	M	M	M	M	M	M	M	M	M	M