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 (USW00073803) within the current 1991-2020 dataset.

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Precipitation Totals [inch]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2014	M	M	M	M	M	M	M	0.42	0.91	2.59	4.26	5.83
2015	4.37	2.53	4.26	6.29	3.33	1.92	2.77	2.75	1.41	3.47	6.45	10.34
2016	2.61	5.88	2.82	2.45	1.14	1.99	3.83	2.83	1.50	0.05	2.21	1.43
2017	2.74	2.56	4.18	3.42	5.75	8.81	2.99	4.12	2.57	0.32	0.04	2.38
2018	1.22	6.14	2.93	3.78	2.20	3.70	2.23	1.52	4.01	1.17	5.69	7.39
2019	4.59	5.96	1.73	5.27	1.48	3.98	2.16	3.68	M	4.72	2.75	3.47
2020	7.04	6.03	7.64	M	4.78	3.38	2.01	3.47	1.47	4.90	1.79	2.37
2021	2.67	3.11	4.86	1.12	M	0.95	3.71	2.60	4.42	2.89	1.54	3.00
2022	3.24	5.06	6.72	1.31	2.27	3.07	4.24	0.63	1.68	1.57	2.92	2.62
2023	3.99	3.55	2.79	0.57	M	M	M	M	M	M	M	M
2024	8.90	9.80	11.11	8.73	5.36	1.93	7.15	2.05	2.75	M	4.07	3.79
2025	2.52	4.13	4.23	5.80	10.82	6.20	0.81	5.80	1.54	2.54	0.90	1.66
2026	6.18	3.07	3.79	3.53	M	M	4.77	4.39	0.06	M	M	M
NCEI Climatology	4.89	5.33	5.71	4.41	3.34	4.09	4.53	3.64	3.53	3.06	4.86	5.04

Average Wind Speed [MPH]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2014	M	M	M	M	M	M	M	3.3	3.2	3.6	4.6	3.4
2015	4.2	5.6	4.2	4.5	3.4	3.2	3.4	3.2	2.9	3.1	3.7	3.6
2016	4.3	5.7	4.9	4.3	3.8	2.8	3.5	2.9	2.4	3.4	3.5	4.2
2017	4.9	3.9	5.3	4.4	4.1	2.9	1.8	0.0	0.6	3.9	2.5	3.5
2018	4.6	4.9	5.2	3.9	3.0	2.9	2.6	3.0	3.1	3.4	4.3	4.2
2019	4.5	4.9	5.3	4.4	3.4	3.8	2.7	2.6	2.5	3.8	3.1	5.3
2020	4.5	5.4	4.6	4.7	3.6	2.3	1.9	2.5	2.7	2.4	2.7	1.9
2021	2.1	1.4	3.9	3.5	M	3.0	2.4	2.7	2.2	3.0	2.8	3.5
2022	4.8	4.8	4.9	4.7	4.3	2.8	3.1	2.4	3.3	3.6	4.0	4.2
2023	4.6	4.9	5.0	5.2	3.8	3.2	2.5	2.4	2.4	3.5	3.0	3.6
2024	6.2	6.4	5.9	6.5	5.0	4.7	4.3	4.5	6.0	3.7	5.5	5.5
2025	5.4	5.8	7.3	6.0	5.7	4.4	4.6	4.3	3.9	5.7	4.4	5.0
2026	5.6	6.2	5.9	5.3	M	5.9	4.1	3.7	2.9	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
2014	M	M	M	M	M	M	M	96.43	89.58	79.24	61.27	59.69
2015	54.22	52.08	69.06	76.80	85.31	91.05	94.44	93.69	M	M	M	65.14
2016	51.04	59.96	70.63	72.17	88.88	87.98	93.30	91.84	91.41	82.02	69.55	55.64
2017	61.85	65.56	67.83	80.38	81.96	85.29	90.68	86.39	86.12	75.98	66.37	54.29
2018	50.62	67.43	65.35	72.04	85.75	90.01	90.00	89.93	90.70	77.37	59.64	55.76
2019	53.53	62.40	65.03	76.61	85.93	87.43	90.61	92.22	94.23	77.10	61.75	59.76
2020	58.08	58.38	71.04	58.30	82.31	86.42	90.87	90.31	82.96	77.04	68.49	56.89
2021	54.75	57.77	70.00	71.91	M	85.70	87.22	86.78	82.06	75.52	63.53	66.06
2022	53.61	61.71	68.73	68.73	69.47	M	91.14	88.41	84.64	74.91	65.84	58.14
2023	57.52	63.58	69.46	74.14	79.58	86.72	90.74	91.54	86.24	76.69	65.69	59.34
2024	53.25	65.46	69.51	76.16	84.95	90.74	91.75	92.45	84.92	80.83	71.72	59.41
2025	52.09	64.27	72.18	79.40	80.95	88.70	93.66	87.51	88.76	77.29	68.42	59.06
2026	54.99	63.94	76.21	80.68	M	97.00	92.45	92.45	94.49	M	M	M
NCEI Climatology	54.10	59.30	66.40	74.60	81.10	87.51	90.00	89.59	85.10	75.80	64.30	56.80

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2014	M	M	M	M	M	M	M	70.76	68.04	53.29	35.83	38.95
2015	31.85	29.79	46.99	56.09	60.77	69.81	74.69	72.94	M	M	M	43.43
2016	24.07	31.45	46.87	47.36	88.88	87.98	72.31	72.22	66.13	53.76	37.77	35.98
2017	39.22	42.33	43.97	53.72	57.97	67.22	70.56	71.35	66.08	52.50	41.37	35.62
2018	27.42	47.16	41.36	45.03	62.56	67.80	70.20	69.30	69.39	55.29	37.87	38.14
2019	39.02	50.59	41.82	50.85	61.65	67.31	70.23	69.29	65.59	55.49	34.87	38.96
2020	38.23	38.76	51.94	41.00	62.15	66.11	71.02	70.45	64.24	54.23	43.04	31.32
2021	34.28	34.56	44.41	44.67	M	68.18	68.91	68.40	62.25	55.19	34.84	42.09
2022	30.44	36.07	42.09	42.76	16.70	M	71.40	70.16	60.59	44.60	41.47	39.42
2023	35.56	41.19	44.08	50.21	58.95	65.21	69.83	69.09	62.88	50.47	40.36	36.27
2024	32.21	38.02	44.60	52.04	63.35	67.70	72.01	68.75	66.08	50.64	47.54	35.83
2025	26.48	38.11	42.45	53.24	62.02	68.36	72.88	68.93	63.08	52.67	39.98	34.96
2026	31.17	37.19	47.59	52.41	M	80.60	72.56	71.31	72.89	M	M	M
NCEI Climatology	32.90	35.92	42.80	48.61	57.60	66.50	70.00	68.70	62.50	50.30	39.01	35.21

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

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2014	M	M	M	M	M	M	M	83.59	78.81	66.26	48.55	49.32
2015	43.04	40.94	58.02	66.45	73.04	80.43	84.57	83.31	M	M	M	54.29
2016	37.56	45.71	58.75	59.76	88.88	87.98	82.80	82.03	78.77	67.89	53.66	45.81
2017	50.53	53.95	55.90	67.05	69.96	76.25	80.62	78.87	76.10	64.24	53.87	44.96
2018	39.02	57.30	53.36	58.54	74.16	78.91	80.10	79.62	80.05	66.33	48.75	46.95
2019	46.27	56.50	53.42	63.73	73.79	77.37	80.42	80.75	79.91	66.30	48.31	49.36
2020	48.15	48.57	61.49	49.65	72.23	76.27	80.94	80.38	73.60	65.63	55.77	44.11
2021	44.51	46.16	57.21	58.29	M	76.94	78.07	77.59	72.15	65.35	49.19	54.08
2022	42.03	48.89	55.41	55.74	43.08	M	81.27	79.28	72.62	59.76	53.65	48.78
2023	46.54	52.39	56.77	62.18	69.26	75.96	80.28	80.31	74.56	63.58	53.02	47.81
2024	42.73	51.74	57.05	64.10	74.15	79.22	81.88	80.60	75.50	65.74	59.63	47.62
2025	39.29	51.19	57.32	66.32	71.48	78.53	83.27	78.22	75.92	64.98	54.20	47.01
2026	43.08	50.56	61.90	66.55	M	88.80	82.51	81.88	83.69	M	M	M
NCEI Climatology	43.50	47.61	54.60	61.61	69.35	77.01	80.00	79.15	73.80	63.05	51.65	46.00

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
2014	M	M	M	M	M	M	M	67.8%	75.3%	73.9%	66.1%	78.9%
2015	70.3%	63.7%	73.8%	72.8%	76.5%	78.7%	78.0%	77.1%	M	M	M	79.8%
2016	72.4%	65.9%	68.7%	64.1%	34.6%	47.1%	76.5%	78.6%	68.6%	59.6%	61.9%	75.5%
2017	72.3%	72.1%	64.4%	69.1%	74.6%	81.7%	80.7%	81.9%	68.9%	78.4%	81.2%	79.0%
2018	67.0%	80.2%	69.8%	68.3%	77.6%	80.5%	81.8%	80.5%	79.2%	78.2%	83.9%	85.1%
2019	77.3%	80.0%	65.0%	72.7%	74.7%	77.5%	78.4%	76.6%	67.8%	77.2%	75.0%	77.2%
2020	75.2%	77.6%	78.2%	75.1%	77.4%	78.7%	81.2%	80.6%	78.6%	80.5%	76.5%	77.1%
2021	74.8%	73.9%	69.7%	64.4%	M	79.1%	84.9%	82.3%	83.9%	83.3%	75.1%	83.1%
2022	71.9%	70.6%	67.4%	66.5%	46.5%	M	79.3%	81.6%	74.9%	68.9%	73.9%	76.7%
2023	74.7%	74.0%	65.9%	69.0%	77.0%	76.0%	79.9%	79.9%	75.3%	71.9%	73.5%	75.6%
2024	72.8%	66.0%	70.5%	69.8%	76.0%	72.2%	81.3%	73.6%	78.1%	73.1%	78.1%	74.2%
2025	69.3%	72.2%	62.5%	73.8%	82.6%	85.2%	80.8%	84.5%	75.9%	75.2%	75.8%	77.0%
2026	75.0%	70.4%	70.2%	71.6%	M	64.7%	86.0%	85.5%	78.2%	M	M	M

Monthly Plots

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Aug 2026

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