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 (USW00025503) 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	0.03	M	0.59	1.36	1.19	1.82	3.78	2.39	0.46	2.94	2.29
2015	0.61	0.54	0.21	0.48	3.14	1.97	3.03	2.33	4.39	1.01	2.22	0.69
2016	0.51	0.16	1.45	0.68	2.48	1.62	2.52	0.75	4.08	2.18	0.51	0.43
2017	0.13	0.02	M	0.25	1.66	0.77	1.10	3.74	3.74	2.98	0.34	0.88
2018	0.28	0.63	0.37	0.75	2.01	2.26	2.10	3.95	1.74	3.68	1.62	1.25
2019	1.13	2.14	0.51	0.80	3.25	0.48	1.37	0.57	5.58	2.73	3.34	0.68
2020	0.00	0.23	0.49	0.79	0.96	1.21	1.93	2.60	2.82	1.96	1.72	0.19
2021	0.21	0.23	0.08	0.20	1.23	1.52	2.33	1.93	1.43	2.56	0.02	1.02
2022	0.71	1.77	1.08	0.56	0.21	0.67	2.94	3.05	4.16	2.98	2.18	0.18
2023	0.68	0.35	0.02	0.12	2.43	1.02	3.87	4.18	2.17	2.09	1.25	0.03
2024	0.07	1.64	0.76	0.61	1.89	1.09	2.61	3.12	2.06	1.70	0.82	0.52
2025	2.09	0.54	1.05	1.61	1.79	M	0.91	3.08	1.79	2.11	0.83	0.36
2026	M	0.00	0.01	0.85	1.58	0.59	M	2.14	0.07	M	M	M
NCEI Climatology	0.93	0.94	0.76	1.04	1.44	1.83	2.46	3.26	3.40	2.31	1.72	1.38

Average Wind Speed [MPH]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2014	M	14.3	9.1	11.3	9.5	9.4	9.2	9.7	10.7	9.9	12.3	12.6
2015	13.8	14.9	12.3	11.3	12.7	10.0	9.7	10.1	10.3	10.5	13.1	13.8
2016	16.2	14.5	12.4	12.7	11.4	9.2	8.1	1.2	9.1	14.0	11.8	11.1
2017	9.3	10.9	8.9	9.5	10.5	8.5	9.3	10.8	11.4	12.8	9.9	13.8
2018	15.4	13.3	9.1	2.4	12.1	10.6	12.2	12.1	9.3	13.0	11.2	11.4
2019	14.3	13.8	12.4	9.6	11.9	8.1	8.1	8.8	12.3	11.5	12.9	11.8
2020	11.7	13.9	9.6	10.0	9.4	9.9	8.2	9.0	11.5	9.4	12.6	13.1
2021	13.8	14.2	10.9	11.5	9.9	11.0	10.2	9.6	9.9	11.8	7.8	13.6
2022	16.7	13.5	14.4	11.4	9.4	9.3	11.1	11.4	10.9	11.1	10.9	14.7
2023	11.9	11.8	11.3	10.3	12.8	11.2	10.3	10.8	9.0	9.5	10.8	11.8
2024	15.4	14.6	11.8	11.3	10.2	10.8	9.7	13.3	9.9	10.4	8.6	10.1
2025	15.8	6.3	0.0	0.0	0.0	M	0.0	0.0	0.0	0.0	0.0	0.0
2026	M	0.0	0.0	9.7	11.2	10.8	10.8	11.0	7.9	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	23.67	32.59	43.73	57.34	57.63	63.58	63.08	57.49	38.76	37.97	32.38
2015	24.96	30.84	36.26	41.72	51.92	63.51	62.04	62.27	52.47	46.96	34.19	26.81
2016	33.23	36.18	36.24	49.58	56.09	61.34	64.71	57.78	56.16	46.85	29.36	24.96
2017	20.40	22.33	23.68	44.88	50.03	56.24	63.31	58.76	53.40	44.05	34.84	34.15
2018	25.17	31.20	32.70	40.68	48.83	57.63	60.08	58.59	59.29	48.51	35.65	23.36
2019	26.19	34.20	38.69	43.27	51.15	63.32	67.05	65.61	56.10	46.17	36.06	23.49
2020	8.32	22.12	29.79	42.32	54.77	59.27	63.97	62.80	54.61	43.86	33.17	24.71
2021	24.39	25.28	28.71	37.75	51.71	55.47	60.85	58.72	51.55	39.80	14.49	24.46
2022	19.71	29.74	30.51	39.53	54.61	62.37	59.48	58.30	52.15	42.83	M	21.98
2023	26.35	23.47	29.54	32.21	46.07	55.49	60.10	59.54	52.10	42.79	34.32	21.42
2024	23.71	29.17	28.17	36.65	45.79	58.63	59.22	57.22	53.95	41.20	30.01	33.11
2025	30.52	31.95	M	47.00	M	M	61.80	61.48	53.55	44.32	31.93	24.26
2026	M	20.67	19.55	37.53	46.00	64.80	M	58.87	53.00	M	M	M
NCEI Climatology	23.50	29.54	31.80	44.50	55.19	62.10	64.60	63.30	56.31	43.81	31.90	25.70

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2014	M	11.75	17.82	28.85	39.49	43.36	50.26	51.36	44.31	26.43	29.22	24.20
2015	14.75	19.17	22.00	28.84	39.10	47.58	50.52	50.16	42.48	36.66	24.94	16.48
2016	24.39	27.23	25.36	33.77	41.15	47.14	52.41	50.79	43.04	34.78	16.99	14.33
2017	7.29	8.43	6.34	30.36	36.03	45.63	50.79	49.03	42.39	34.22	22.07	25.94
2018	15.99	19.68	22.11	30.19	36.75	44.71	49.30	48.91	44.62	38.34	25.20	11.35
2019	18.25	26.35	28.96	27.59	38.09	48.11	53.84	51.35	46.76	33.53	26.80	11.80
2020	-2.70	8.87	15.06	30.15	37.76	44.87	51.55	49.73	42.17	33.52	23.34	15.27
2021	18.54	16.09	13.01	26.00	35.87	44.44	50.36	48.68	40.71	30.38	1.00	14.68
2022	8.56	20.76	21.69	28.02	38.66	48.06	49.55	49.86	43.76	35.92	M	12.23
2023	17.13	10.95	17.14	20.29	36.73	45.68	49.54	50.77	42.23	31.04	23.62	9.98
2024	13.35	19.34	14.76	25.53	34.29	45.15	48.79	47.78	43.10	29.63	18.98	23.88
2025	21.56	20.89	M	47.00	M	M	50.98	51.09	42.19	35.27	21.74	13.77
2026	M	2.75	1.65	26.05	32.10	46.00	M	49.89	47.00	M	M	M
NCEI Climatology	9.80	14.70	15.21	27.60	36.10	43.50	48.90	47.99	41.01	29.00	18.20	11.40

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

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2014	M	17.71	25.20	36.29	48.41	50.49	56.92	57.22	50.90	32.60	33.60	28.29
2015	19.86	25.01	29.13	35.28	45.51	55.54	56.28	56.22	47.47	41.81	29.56	21.65
2016	28.81	31.71	30.80	41.68	48.62	54.24	58.56	54.28	49.60	40.81	23.18	19.65
2017	13.85	15.38	15.01	37.62	43.03	50.94	57.05	53.90	47.90	39.13	28.45	30.04
2018	20.58	25.44	27.41	35.43	42.79	51.17	54.69	53.75	51.96	43.42	30.42	17.35
2019	22.22	30.28	33.83	35.43	44.62	55.71	60.45	58.48	51.43	39.85	31.43	17.65
2020	2.81	15.49	22.43	36.24	46.27	52.07	57.76	56.26	48.39	38.69	28.26	19.99
2021	21.47	20.69	20.86	31.88	43.79	49.95	55.61	53.70	46.13	35.09	7.75	19.57
2022	14.14	25.25	26.10	33.78	46.64	55.22	54.51	54.08	47.96	39.37	M	17.10
2023	21.74	17.21	23.34	26.25	41.40	50.58	54.82	55.15	47.17	36.92	28.97	15.70
2024	18.53	24.26	21.47	31.09	40.04	51.89	54.00	52.50	48.53	35.42	24.49	28.49
2025	26.04	26.42	M	47.00	M	M	56.39	56.28	47.87	39.79	26.83	19.01
2026	M	11.71	10.60	31.79	39.05	55.40	M	54.38	50.00	M	M	M
NCEI Climatology	16.65	22.12	23.50	36.05	45.65	52.80	56.75	55.65	48.66	36.40	25.05	18.55

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	73.0%	76.8%	76.5%	70.3%	79.4%	77.6%	83.9%	80.3%	75.8%	89.3%	90.7%
2015	83.2%	79.5%	78.3%	79.1%	84.0%	76.5%	82.4%	79.2%	82.6%	87.3%	87.6%	85.0%
2016	86.4%	86.6%	80.5%	78.0%	80.4%	79.9%	82.1%	89.3%	84.1%	76.3%	84.5%	86.4%
2017	83.9%	83.2%	59.7%	80.7%	81.7%	84.2%	84.2%	86.9%	83.4%	87.1%	85.0%	91.0%
2018	79.8%	85.2%	86.3%	77.1%	81.5%	81.6%	87.4%	89.7%	84.5%	89.5%	92.0%	88.9%
2019	87.7%	90.8%	89.6%	75.5%	83.6%	83.7%	84.2%	84.2%	90.5%	88.9%	94.9%	88.2%
2020	79.9%	86.7%	85.9%	89.4%	76.8%	82.0%	82.7%	82.3%	79.2%	86.1%	86.7%	87.7%
2021	88.2%	84.4%	84.9%	80.0%	77.9%	82.3%	86.4%	85.2%	78.7%	84.2%	79.0%	89.3%
2022	79.1%	91.1%	81.5%	77.7%	67.2%	79.0%	86.4%	88.5%	88.4%	89.0%	M	82.1%
2023	94.0%	90.3%	83.1%	75.9%	85.2%	85.3%	89.8%	88.6%	86.0%	81.2%	92.4%	89.8%
2024	77.2%	89.7%	82.7%	86.8%	84.7%	79.1%	85.8%	88.8%	85.4%	85.2%	84.2%	90.7%
2025	89.7%	88.1%	M	70.7%	M	M	84.3%	85.4%	81.9%	85.3%	89.5%	73.1%
2026	M	71.2%	65.5%	90.6%	86.4%	52.3%	M	92.9%	79.2%	M	M	M

Monthly Plots

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