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 (USC00199316) 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
2016	M	M	M	M	M	M	M	M	M	M	M	0.00
2017	M	M	M	M	M	M	M	M	M	M	M	M
2018	M	M	M	M	M	M	M	M	M	M	M	M
2019	M	M	M	M	M	M	M	M	M	M	M	M
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
2026	M	M	M	M	M	M	M	M	M	M	M	M
NCEI Climatology	4.11	3.48	4.64	4.80	3.94	4.47	3.47	3.94	4.18	5.06	3.77	4.65

Average Wind Speed [MPH]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2016	M	M	M	M	M	M	M	M	M	M	4.0	4.5
2017	4.1	4.7	5.8	4.4	4.0	3.5	2.7	3.3	3.3	4.0	4.4	3.6
2018	M	M	M	M	M	M	M	M	M	M	M	M
2019	M	M	M	M	M	M	M	M	M	M	M	M
2020	M	M	M	M	M	M	3.3	M	M	M	M	M
2021	M	M	M	M	M	M	M	M	M	2.6	M	M
2022	M	M	M	M	M	M	M	M	2.2	M	M	M
2023	M	M	M	3.0	M	M	M	M	M	3.5	M	M
2024	M	M	M	4.5	4.2	M	M	M	M	M	M	M
2025	M	5.4	6.1	5.6	4.6	3.8	3.8	3.3	3.1	3.8	4.9	5.3
2026	4.8	4.5	4.9	4.4	4.5	4.0	3.8	4.2	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
2016	M	M	M	M	M	M	M	M	M	M	53.25	41.17
2017	40.93	44.59	42.11	63.16	66.48	68.00	77.33	79.29	75.10	68.95	50.44	34.92
2018	35.32	35.94	M	M	M	M	M	M	M	M	M	41.19
2019	32.56	23.78	44.72	55.62	M	M	M	M	M	M	M	M
2020	42.08	42.50	52.65	53.09	68.96	80.79	86.34	84.23	75.19	63.61	57.78	42.82
2021	38.13	36.41	51.68	59.74	70.35	82.61	77.03	84.02	75.16	66.41	52.52	45.16
2022	35.21	43.04	50.91	59.31	72.48	78.63	86.84	86.86	73.47	64.54	56.37	43.40
2023	43.55	43.45	48.61	63.20	70.91	75.96	84.57	79.14	74.85	67.25	49.90	47.62
2024	37.96	43.23	50.26	58.66	71.21	81.94	84.93	81.65	75.66	66.97	56.13	41.77
2025	34.54	36.47	52.84	62.02	69.29	81.15	85.86	82.14	76.58	64.32	50.45	37.48
2026	33.99	35.84	51.46	61.68	70.82	82.83	83.86	83.54	M	M	M	M
NCEI Climatology	38.09	41.31	48.40	60.00	70.69	79.30	84.50	83.20	76.30	64.80	53.19	43.20

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2016	M	M	M	M	M	M	M	M	M	M	35.15	25.38
2017	26.17	26.19	24.79	-94.95	-637.87	-637.87	-637.87	-637.87	-544.65	-504.61	-525.36	-278.69
2018	-297.39	-126.66	M	M	M	M	M	M	M	M	M	25.46
2019	16.30	13.70	27.27	35.29	M	M	M	M	M	M	M	M
2020	24.28	25.97	32.55	35.74	46.42	58.26	66.94	64.05	53.74	44.05	36.41	26.11
2021	23.98	22.90	29.51	38.83	47.86	60.60	62.00	67.63	57.47	49.55	32.04	30.11
2022	16.25	21.10	31.02	39.07	51.39	56.11	65.12	65.21	54.04	44.36	37.11	26.81
2023	30.44	25.10	31.61	42.90	45.42	56.52	66.73	61.45	57.54	48.27	30.55	32.09
2024	25.29	25.58	33.95	39.21	50.93	60.35	66.73	61.07	54.64	42.37	36.58	25.22
2025	19.37	21.52	31.95	40.62	50.29	60.77	65.64	57.71	54.22	44.87	32.25	21.41
2026	18.76	17.39	30.98	38.96	49.01	59.45	62.97	67.40	M	M	M	M
NCEI Climatology	16.60	17.72	25.40	35.41	45.81	55.20	60.79	59.10	50.71	38.89	30.80	22.91

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

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2016	M	M	M	M	M	M	M	M	M	M	44.20	33.28
2017	33.55	35.39	33.45	-15.90	-285.70	-284.93	-280.27	-279.29	-234.77	-217.83	-237.46	-121.88
2018	-131.03	-45.36	M	M	M	M	M	M	M	M	M	33.32
2019	24.43	18.74	35.99	45.45	M	M	M	M	M	M	M	M
2020	33.18	34.23	42.60	44.41	57.69	69.52	76.64	74.14	64.47	53.83	47.09	34.46
2021	31.05	29.66	40.60	49.28	59.11	71.60	69.52	75.82	66.31	57.98	42.28	37.64
2022	25.73	32.07	40.97	49.19	61.94	67.37	75.98	76.04	63.76	54.45	46.74	35.11
2023	37.00	34.27	40.11	53.05	58.17	66.24	75.65	70.30	66.19	57.76	40.23	39.86
2024	31.63	34.41	42.10	48.93	61.07	71.14	75.83	71.36	65.15	54.67	46.35	33.50
2025	26.95	28.99	42.40	51.32	59.79	70.96	75.75	69.92	65.40	54.60	41.35	29.44
2026	26.37	26.61	41.22	50.32	59.91	71.14	73.41	75.47	M	M	M	M
NCEI Climatology	27.35	29.52	36.90	47.70	58.25	67.25	72.65	71.15	63.51	51.85	42.00	33.05

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
2016	M	M	M	M	M	M	M	M	M	M	64.7%	67.0%
2017	72.0%	64.4%	56.4%	67.9%	75.1%	94.1%	75.5%	76.3%	79.3%	75.6%	72.0%	69.9%
2018	M	M	M	M	M	M	M	M	M	M	M	M
2019	M	M	M	M	M	M	M	M	M	M	M	M
2020	M	M	M	M	M	M	68.6%	M	M	M	M	M
2021	M	M	M	M	M	M	M	M	M	98.2%	M	M
2022	M	M	M	M	M	M	M	M	74.6%	M	M	M
2023	M	M	M	42.5%	M	M	M	M	M	92.3%	M	M
2024	M	M	M	48.9%	67.0%	M	M	M	M	M	M	M
2025	M	63.2%	60.9%	59.2%	74.8%	70.6%	74.3%	69.8%	77.2%	73.6%	68.1%	63.5%
2026	65.2%	64.9%	66.8%	67.1%	63.8%	65.3%	70.9%	78.2%	M	M	M	M