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 (USW00014846) 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
2013	M	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	M	M	M
2014	M	M	M	M	0.21	M	0.08	0.29	0.11	M	0.06	0.01
2015	M	0.01	M	M	0.07	0.03	M	0.44	0.01	M	M	M
2016	M	M	M	M	M	0.13	0.06	0.01	0.10	0.04	M	M
2017	M	M	0.09	0.20	0.09	M	0.00	M	M	M	M	M
2018	1.24	M	2.24	2.48	1.39	M	0.02	3.77	2.23	2.57	3.30	2.23
2019	1.03	2.08	2.48	4.20	2.35	3.62	2.72	3.46	1.75	3.05	0.59	1.50
2020	1.58	0.79	3.23	2.23	2.75	1.68	1.79	2.07	2.36	3.75	2.02	0.50
2021	1.10	0.17	0.96	1.93	3.42	3.07	4.46	3.18	5.11	6.02	1.20	1.30
2022	0.20	1.31	1.45	1.70	3.50	4.18	3.31	2.13	2.41	0.62	2.12	1.10
2023	2.19	3.61	2.59	2.07	0.93	2.66	5.24	7.80	1.44	2.40	0.62	1.47
2024	2.46	0.62	1.92	4.76	2.78	2.04	1.39	1.25	0.02	M	0.25	2.44
2025	0.66	0.86	1.51	2.02	2.13	2.55	M	M	M	M	M	M
NCEI Climatology	1.90	1.85	2.56	3.76	3.25	3.67	3.55	3.02	3.07	2.72	2.64	2.12

Average Wind Speed [MPH]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2013	M	10.2	10.6	10.8	9.2	7.8	6.8	5.6	6.7	7.4	11.7	10.6
2014	12.2	9.4	9.5	10.6	8.3	7.5	7.2	6.7	6.4	9.0	12.1	9.4
2015	10.4	8.9	8.6	10.1	8.2	8.8	6.4	6.7	6.9	10.4	10.1	9.9
2016	11.3	10.1	10.3	M	7.5	7.7	6.7	6.6	6.9	8.4	9.2	11.3
2017	10.3	10.8	11.2	10.6	9.9	8.7	6.3	4.8	M	M	M	M
2018	12.3	10.2	11.7	10.8	8.6	8.6	7.0	7.5	7.9	9.6	10.5	9.5
2019	13.1	12.0	10.7	11.1	9.4	8.3	7.3	7.3	7.6	9.4	10.1	10.7
2020	10.1	11.5	10.3	9.3	9.4	8.5	7.0	6.9	8.0	9.2	11.6	11.0
2021	9.5	10.9	10.9	9.6	6.1	2.5	2.9	6.0	8.9	8.4	10.1	10.0
2022	11.0	12.2	11.2	11.3	9.6	8.2	7.6	6.7	7.7	9.5	10.7	11.7
2023	9.8	11.8	11.7	10.6	8.5	8.3	6.1	7.5	6.4	9.5	9.7	8.7
2024	11.0	9.6	11.0	11.0	8.5	8.4	6.7	7.0	8.0	8.1	10.8	11.0
2025	12.2	10.2	12.3	10.9	9.3	9.1	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
2013	M	36.89	41.66	56.60	73.98	78.46	82.33	81.10	75.71	63.97	46.72	36.51
2014	27.56	28.97	38.85	58.51	70.89	81.01	79.93	80.16	74.12	63.32	45.46	40.97
2015	30.17	23.75	42.34	59.27	75.48	77.43	81.97	82.03	80.09	65.18	57.09	50.41
2016	35.54	36.90	44.60	M	73.20	82.45	87.11	86.86	79.47	68.38	57.63	36.46
2017	39.95	50.36	45.44	64.82	67.84	82.72	82.40	83.00	M	M	M	M
2018	33.55	40.29	39.95	50.90	74.45	77.66	82.46	81.92	76.28	62.19	40.94	40.30
2019	32.87	36.95	42.05	56.84	67.83	75.02	85.01	79.44	78.08	64.23	43.52	42.51
2020	38.85	36.50	48.95	53.84	65.15	79.82	85.83	81.41	73.58	60.51	55.04	39.32
2021	33.86	29.81	52.21	59.60	68.17	80.30	81.47	82.98	76.34	67.59	47.84	45.76
2022	29.33	35.86	49.25	54.92	72.18	80.12	82.11	81.18	74.06	63.30	52.34	38.79
2023	39.61	43.64	45.41	60.80	67.94	75.75	80.89	77.64	74.06	63.30	50.06	45.76
2024	33.39	44.29	50.87	61.58	72.59	81.98	82.52	82.23	78.74	67.36	52.88	39.72
2025	28.92	33.67	55.26	60.44	65.50	74.53	M	M	M	M	M	M
NCEI Climatology	34.40	37.10	45.00	57.30	68.50	78.10	82.30	80.49	74.50	63.01	50.10	39.29

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2013	M	26.38	29.42	37.78	53.76	62.81	66.93	63.56	57.58	47.84	34.02	24.40
2014	10.77	11.70	21.77	39.89	52.98	64.76	63.45	64.98	55.39	46.63	31.11	30.14
2015	14.87	4.98	25.62	39.71	55.51	62.44	64.68	63.96	61.42	48.99	39.97	36.94
2016	22.13	23.10	33.80	M	54.43	63.69	69.67	69.72	61.86	50.54	39.79	25.58
2017	26.58	30.69	30.18	45.70	52.42	63.62	66.72	68.60	M	M	M	M
2018	20.14	25.51	29.10	34.58	56.85	64.16	67.59	67.82	62.42	46.86	32.60	29.27
2019	19.75	23.32	27.53	42.02	51.63	61.58	69.16	65.27	62.00	47.21	31.40	29.27
2020	28.92	26.85	35.02	37.82	50.29	62.48	69.63	64.92	57.02	46.11	39.08	28.57
2021	26.54	16.31	33.86	42.26	50.17	65.90	66.72	67.88	59.78	54.47	33.62	32.23
2022	14.81	20.94	31.71	39.26	54.88	63.50	67.01	65.97	59.06	45.06	35.84	27.82
2023	29.62	27.69	32.00	41.42	49.42	60.11	66.08	62.83	60.20	49.30	34.76	35.95
2024	24.16	28.77	35.02	45.26	56.74	65.00	66.32	65.45	62.41	48.66	41.66	28.11
2025	16.96	22.61	36.50	42.50	51.80	60.57	M	M	M	M	M	M
NCEI Climatology	21.80	23.51	30.90	41.29	53.20	63.38	67.21	65.79	58.91	47.60	36.80	27.80

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

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2013	M	31.63	35.54	47.19	63.87	70.64	74.63	72.33	66.64	55.91	40.37	30.46
2014	19.16	20.34	30.31	49.20	61.93	72.88	71.69	72.57	64.75	54.98	38.29	35.55
2015	22.52	14.37	33.98	49.49	65.50	69.93	73.32	72.99	70.75	57.09	48.53	43.67
2016	28.84	30.00	39.20	M	63.81	73.07	78.39	78.29	70.66	59.46	48.71	31.02
2017	33.27	40.52	37.81	55.26	60.13	73.17	74.56	75.80	M	M	M	M
2018	26.85	32.90	34.53	42.74	65.65	70.91	75.03	74.87	69.35	54.53	36.77	34.79
2019	26.31	30.14	34.79	49.43	59.73	68.30	77.09	72.35	70.04	55.72	37.46	35.89
2020	33.89	31.67	41.99	45.83	57.72	71.15	77.73	73.17	65.30	53.31	47.06	33.95
2021	30.20	23.06	43.03	50.93	59.17	73.10	74.10	75.43	68.06	61.03	40.73	39.00
2022	22.07	28.40	40.48	47.09	63.53	71.81	74.56	73.57	66.56	54.18	44.09	33.31
2023	34.61	35.66	38.71	51.11	58.68	67.93	73.49	70.24	67.13	56.30	42.41	40.85
2024	28.78	36.53	42.95	53.42	64.66	73.49	74.42	73.84	70.57	58.01	47.27	33.92
2025	22.94	28.14	45.88	51.47	58.65	67.55	M	M	M	M	M	M
NCEI Climatology	28.10	30.30	37.95	49.29	60.85	70.74	74.76	73.14	66.70	55.30	43.45	33.54

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
2013	M	91.6%	85.6%	68.4%	64.0%	74.2%	79.6%	76.3%	75.2%	77.4%	68.8%	74.8%
2014	73.5%	72.4%	72.0%	68.3%	70.9%	72.4%	71.4%	78.4%	79.2%	74.9%	70.3%	78.0%
2015	75.0%	70.0%	73.1%	71.0%	72.0%	80.5%	75.6%	74.4%	74.1%	68.5%	68.9%	81.7%
2016	72.6%	73.8%	65.0%	M	69.1%	63.3%	70.5%	77.1%	75.0%	73.5%	74.3%	76.4%
2017	83.7%	72.1%	71.3%	71.3%	71.1%	65.9%	78.2%	72.9%	M	M	M	M
2018	76.3%	79.7%	69.8%	68.9%	71.6%	74.7%	69.0%	78.3%	80.4%	75.7%	80.5%	82.7%
2019	77.1%	80.3%	72.2%	73.3%	77.5%	72.3%	70.8%	72.9%	74.7%	73.3%	74.5%	79.2%
2020	79.6%	77.0%	78.1%	70.2%	71.1%	65.3%	69.2%	72.2%	73.1%	71.9%	68.0%	78.2%
2021	80.3%	78.5%	62.6%	65.8%	66.9%	73.9%	75.0%	75.9%	71.5%	80.4%	72.5%	78.6%
2022	77.1%	77.7%	73.9%	72.0%	74.9%	66.2%	76.3%	84.5%	82.9%	71.3%	76.3%	86.7%
2023	94.7%	79.0%	82.6%	76.7%	74.5%	76.1%	89.7%	80.6%	78.7%	75.1%	68.4%	81.3%
2024	85.1%	75.1%	71.4%	70.6%	71.8%	68.1%	73.0%	73.2%	74.0%	66.0%	76.7%	80.0%
2025	76.2%	80.2%	67.4%	66.8%	77.2%	70.3%	M	M	M	M	M	M

Monthly Plots

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May 2025

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