View Monthly Charts

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 (USC00456678) 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
2015	M	M	M	M	0.12	0.43	0.26	0.69	1.43	1.31	3.12	5.25
2016	2.28	1.78	3.55	0.62	0.68	2.93	0.26	0.08	0.73	2.97	2.77	0.94
2017	1.24	1.25	2.18	1.91	1.75	0.34	0.00	0.05	0.81	1.60	4.79	2.34
2018	2.42	2.56	1.39	2.85	0.03	1.67	0.12	1.01	0.71	2.50	1.80	2.82
2019	1.15	1.52	0.57	1.57	0.71	0.54	1.07	0.74	2.53	1.26	0.48	2.48
2020	2.58	3.50	1.65	0.73	2.32	2.95	0.28	0.42	0.91	1.00	2.57	2.91
2021	4.75	1.46	1.11	1.31	1.86	0.80	M	0.28	1.86	2.27	3.82	2.16
2022	1.77	0.99	1.18	2.25	1.72	2.39	0.20	0.14	0.22	1.69	2.90	2.81
2023	1.52	0.62	0.81	1.36	0.70	0.45	0.20	M	0.01	0.99	0.39	0.89
2024	2.22	2.28	1.07	2.40	2.04	1.12	0.06	0.84	0.78	1.33	4.54	4.22
2025	0.69	1.64	1.54	1.00	0.90	0.50	M	0.57	0.53	0.89	2.13	2.13
2026	0.41	1.06	1.89	0.50	0.27	0.93	0.61	0.35	0.13	M	M	M
NCEI Climatology	2.24	1.66	1.85	1.53	1.52	1.37	0.73	0.54	1.10	1.64	2.43	2.58

Average Wind Speed [MPH]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2015	M	M	M	M	3.1	4.3	4.2	4.2	3.7	3.4	2.3	4.9
2016	4.3	4.0	6.1	4.7	4.6	4.2	4.4	3.9	3.6	5.5	6.2	3.9
2017	4.3	3.9	5.4	5.6	4.3	4.7	4.9	4.2	3.0	3.8	6.0	2.4
2018	5.2	3.9	3.5	4.7	4.5	4.1	4.1	3.2	3.8	3.3	3.4	5.5
2019	3.7	3.6	2.9	5.0	3.7	4.5	4.2	3.8	3.2	3.7	3.0	2.7
2020	7.0	3.2	3.6	4.0	4.2	4.3	3.8	4.3	3.3	3.6	4.1	4.3
2021	5.4	4.8	5.3	4.2	4.7	4.6	3.9	3.9	4.1	4.5	5.1	4.1
2022	3.8	3.4	3.9	5.3	4.7	4.3	3.6	3.1	3.6	2.9	3.4	4.1
2023	4.3	4.0	4.5	5.9	4.0	4.2	4.4	4.0	4.2	3.6	3.5	4.1
2024	4.8	4.0	4.8	4.5	4.7	4.7	3.5	3.3	3.0	3.8	4.8	4.4
2025	2.5	4.2	5.4	4.5	4.9	3.9	4.4	3.6	3.2	4.3	3.2	3.6
2026	3.7	3.5	4.3	4.0	4.4	4.4	4.2	3.4	4.2	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
2015	M	M	M	M	64.59	71.22	75.84	74.50	66.02	61.44	48.74	46.05
2016	47.79	52.17	55.46	58.74	65.39	66.68	71.08	74.91	66.20	59.29	55.22	41.23
2017	43.50	45.76	50.99	55.28	63.01	66.56	71.72	75.55	70.70	58.71	49.70	44.14
2018	48.08	44.60	51.05	55.82	64.86	65.90	75.66	73.34	66.62	57.95	51.98	47.10
2019	48.78	39.91	53.48	56.72	65.74	67.22	70.96	73.17	65.84	56.04	50.72	46.81
2020	47.97	47.39	49.01	57.26	63.30	65.00	70.03	72.59	69.86	58.36	50.48	47.79
2021	47.62	44.86	51.45	58.70	61.73	71.84	73.34	73.23	66.98	56.15	52.22	41.06
2022	45.88	47.17	51.51	53.78	57.14	66.20	73.22	76.30	70.88	64.17	46.46	42.51
2023	46.69	45.31	50.35	53.36	66.26	67.64	73.81	75.14	67.40	59.41	50.66	50.00
2024	45.88	48.94	51.80	55.04	60.74	64.83	75.56	71.54	67.88	58.48	49.82	48.61
2025	45.47	44.99	52.73	58.76	61.63	68.42	73.11	75.49	69.98	58.71	52.04	48.72
2026	48.61	49.36	51.22	58.82	64.92	70.28	71.83	73.05	71.27	M	M	M
NCEI Climatology	46.39	48.63	52.10	57.50	63.11	67.90	72.60	73.09	68.01	58.20	50.10	45.30

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2015	M	M	M	M	44.99	48.80	52.32	50.64	44.96	43.90	32.18	35.48
2016	33.80	35.85	37.98	42.11	45.35	50.06	53.19	51.10	44.90	44.19	42.74	28.40
2017	27.59	30.65	37.11	39.63	44.14	48.26	48.55	50.46	46.40	36.70	37.10	29.39
2018	36.65	32.00	32.06	40.52	45.41	48.20	50.52	50.00	46.70	38.85	36.44	33.86
2019	32.12	25.83	28.92	38.60	44.31	47.84	52.67	52.96	49.70	35.66	34.58	36.59
2020	36.18	32.19	32.64	37.70	45.53	49.76	50.58	50.75	49.70	42.63	34.10	34.38
2021	34.96	33.61	32.93	37.76	43.85	51.68	51.28	51.97	47.84	40.65	39.44	30.66
2022	33.68	32.06	36.01	36.08	43.79	49.04	53.18	52.32	47.96	41.06	30.14	31.07
2023	32.65	31.29	31.54	38.24	47.49	47.36	50.17	53.72	47.96	41.41	34.46	38.36
2024	33.28	34.86	36.53	38.66	42.28	48.14	51.50	51.92	48.56	40.88	38.36	35.25
2025	29.85	31.16	36.99	38.78	44.39	48.02	50.52	53.37	49.40	39.78	38.84	37.05
2026	34.03	33.22	35.72	38.00	44.72	48.32	51.92	51.05	49.84	M	M	M
NCEI Climatology	38.41	38.33	40.30	43.20	47.20	51.00	53.00	53.50	51.00	46.30	41.30	38.40

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

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2015	M	M	M	M	54.79	60.01	64.08	62.57	55.49	52.67	40.46	40.77
2016	40.80	44.01	46.72	50.43	55.37	58.37	62.14	63.01	55.55	51.74	48.98	34.82
2017	35.54	38.20	44.05	47.46	53.57	57.41	60.13	63.01	58.55	47.71	43.40	36.76
2018	42.36	38.30	41.55	48.17	55.14	57.05	63.09	61.67	56.66	48.40	44.21	40.48
2019	40.45	32.87	41.20	47.66	55.02	57.53	61.82	63.06	57.77	45.85	42.65	41.70
2020	42.07	39.79	40.83	47.48	54.41	57.38	60.31	61.67	59.78	50.49	42.29	41.09
2021	41.29	39.23	42.19	48.23	52.79	61.76	62.31	62.60	57.41	48.40	45.83	35.86
2022	39.78	39.62	43.76	44.93	50.46	57.62	63.20	64.31	59.42	52.61	38.30	36.79
2023	39.67	38.30	40.94	45.80	56.88	57.50	61.99	64.43	57.68	50.41	42.56	44.18
2024	39.58	41.90	44.16	46.85	51.51	56.49	63.53	61.73	58.22	49.68	44.09	41.93
2025	37.66	38.07	44.86	48.77	53.01	58.22	61.82	64.43	59.69	49.25	45.44	42.89
2026	41.32	41.29	43.47	48.41	54.82	59.30	61.87	62.05	60.55	M	M	M
NCEI Climatology	42.40	43.48	46.20	50.35	55.15	59.45	62.80	63.30	59.50	52.25	45.70	41.85

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
2015	M	M	M	M	82.6%	72.5%	72.2%	74.0%	83.1%	88.0%	90.0%	92.7%
2016	93.7%	90.6%	81.6%	80.4%	74.2%	78.1%	79.0%	74.5%	80.7%	88.0%	88.5%	88.4%
2017	83.3%	89.2%	87.2%	81.1%	80.4%	76.6%	72.5%	73.8%	77.4%	83.2%	89.4%	93.6%
2018	92.5%	84.5%	85.8%	82.0%	77.7%	78.3%	72.2%	79.6%	80.8%	88.2%	91.9%	88.3%
2019	91.2%	84.8%	78.4%	79.6%	78.8%	75.7%	77.2%	77.3%	85.8%	84.5%	88.6%	94.0%
2020	88.9%	88.5%	82.7%	77.0%	78.6%	80.7%	78.2%	76.3%	82.1%	86.7%	88.9%	91.7%
2021	91.0%	86.7%	79.9%	73.2%	78.1%	74.9%	75.8%	75.0%	80.2%	86.6%	90.2%	89.8%
2022	93.0%	87.2%	85.5%	79.7%	82.1%	79.4%	77.3%	76.6%	72.4%	83.8%	89.2%	91.6%
2023	89.9%	86.3%	82.3%	83.2%	75.2%	74.9%	71.3%	72.7%	78.5%	87.0%	91.5%	92.9%
2024	91.1%	88.4%	84.3%	77.2%	78.7%	76.4%	74.0%	81.3%	84.5%	88.3%	91.9%	94.9%
2025	91.2%	88.1%	85.5%	75.6%	73.7%	74.4%	72.1%	74.7%	83.0%	84.0%	92.9%	93.9%
2026	92.1%	89.6%	84.8%	77.1%	74.9%	70.1%	75.3%	78.8%	74.9%	M	M	M

Monthly Plots

Select month and year:

Aug 2026

JanFebMarAprMayJunJulAugSepOctNovDec 201520162017201820192020202120222023202420252026

Oct 2026