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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 () 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
2010	M	M	M	M	M	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2011	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2012	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2013	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	M	M	M
2014	M	M	M	M	M	M	M	M	M	M	M	M
2015	M	M	M	M	M	M	M	M	M	M	M	M
2016	M	M	M	M	M	0.00	0.00	M	M	M	M	M
2017	M	M	M	M	M	M	0.00	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

Average Wind Speed [MPH]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2010	M	M	M	M	M	8.1	6.6	6.8	7.9	8.5	8.4	9.6
2011	7.4	9.5	10.1	10.0	7.6	8.0	7.0	6.6	7.1	7.8	7.6	7.9
2012	9.5	8.7	9.0	10.4	6.9	7.8	6.7	6.6	6.7	8.5	7.5	8.9
2013	9.2	10.1	9.9	10.2	8.2	6.8	6.5	6.2	6.4	6.8	9.7	8.1
2014	10.7	9.2	9.9	10.6	7.9	6.8	7.1	6.7	6.8	7.6	9.5	9.2
2015	10.2	9.6	9.4	10.0	7.9	7.1	6.6	6.2	6.6	8.6	8.0	8.3
2016	9.1	10.4	7.9	8.8	7.1	8.7	7.7	6.9	6.9	7.9	8.0	9.0
2017	8.7	9.4	11.3	9.9	8.7	6.9	6.1	6.7	5.5	7.7	8.6	8.5
2018	9.6	8.3	10.4	10.2	7.4	7.6	7.0	6.3	7.3	7.8	8.7	7.8
2019	10.8	10.6	9.0	9.6	8.4	7.7	6.2	6.9	6.8	8.2	8.1	8.0
2020	8.5	9.0	9.2	10.4	8.3	7.4	7.4	6.9	7.1	7.5	8.5	8.7
2021	8.1	9.3	9.8	9.5	7.8	7.1	6.8	6.3	7.1	7.2	7.2	9.0
2022	9.2	9.7	9.3	9.9	7.5	7.6	6.9	6.8	6.7	6.6	8.0	9.4
2023	7.9	9.6	10.0	8.5	6.5	7.4	5.8	6.9	6.4	7.5	8.3	6.9
2024	8.7	7.8	9.3	9.5	7.3	7.4	6.1	6.7	6.3	7.3	9.0	8.6
2025	10.5	9.6	9.5	10.1	9.2	7.4	7.6	M	M	M	M	M

Average Daily High Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2010	M	M	M	M	M	72.49	81.39	78.08	68.01	57.25	46.94	29.26
2011	25.45	29.24	37.50	52.14	64.05	73.34	82.98	77.44	70.04	57.14	49.34	38.15
2012	33.86	36.16	51.68	52.88	67.32	78.38	82.46	77.99	69.32	56.91	44.00	37.69
2013	34.03	29.11	37.57	49.94	67.65	72.08	78.63	76.25	68.00	58.42	41.72	29.15
2014	23.87	23.84	31.77	50.06	65.21	74.18	75.95	74.97	69.20	57.90	41.18	35.83
2015	26.72	17.28	34.79	52.88	69.10	70.76	77.81	75.55	73.82	55.92	50.48	44.43
2016	31.65	33.74	41.75	48.50	66.49	75.92	81.24	82.05	73.94	58.88	50.72	34.44
2017	33.28	37.21	36.24	55.70	61.61	71.96	77.06	74.79	72.98	63.01	44.66	27.76
2018	28.11	35.09	38.10	44.78	70.73	73.82	80.83	79.79	72.20	53.66	38.84	36.24
2019	26.83	30.39	36.70	49.52	60.28	72.56	81.35	76.71	69.68	58.30	38.96	35.19
2020	34.15	32.12	43.15	49.10	62.14	77.12	84.14	78.97	68.66	55.28	50.18	35.83
2021	31.25	29.11	45.94	53.18	64.75	77.24	75.90	80.95	70.82	62.02	46.04	39.03
2022	25.76	30.91	40.01	50.78	68.23	73.52	79.15	79.44	70.34	58.65	46.88	35.25
2023	33.68	35.47	38.62	55.46	65.21	73.70	78.51	74.45	72.14	59.75	44.60	40.59
2024	31.71	38.77	45.01	54.08	68.35	73.88	79.40	76.94	73.40	61.21	49.34	34.96
2025	27.70	28.34	43.15	52.40	63.01	75.86	77.00	M	M	M	M	M

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2010	M	M	M	M	M	57.29	61.92	60.62	50.79	39.55	29.50	18.37
2011	10.31	12.74	22.91	34.70	49.05	56.44	62.74	59.08	54.02	42.39	33.68	24.92
2012	19.75	22.57	31.71	34.88	46.77	59.21	62.89	58.25	49.70	41.93	30.02	26.31
2013	18.70	15.29	24.97	33.62	46.63	55.94	61.85	57.20	48.80	41.52	27.14	16.38
2014	8.14	7.51	14.81	32.84	47.04	55.52	56.91	57.66	50.66	42.97	29.54	25.55
2015	8.25	-2.26	17.54	34.16	48.61	53.96	58.77	58.42	55.76	40.13	32.30	32.41
2016	17.19	18.66	26.37	30.14	45.82	54.38	61.61	63.06	54.08	43.61	32.36	21.26
2017	22.71	22.61	22.19	38.60	45.65	55.04	60.16	57.61	53.12	45.35	30.08	14.41
2018	12.14	18.18	25.38	29.72	49.54	56.66	62.43	63.53	56.36	39.37	28.64	24.22
2019	10.69	15.61	20.45	34.70	44.25	54.08	62.77	58.94	52.10	41.87	24.80	21.78
2020	20.79	18.03	28.81	33.20	43.44	56.12	65.62	60.05	50.90	39.61	34.58	24.97
2021	20.79	14.32	25.38	36.80	44.25	58.64	60.92	64.28	53.36	49.36	29.06	27.01
2022	5.54	13.55	25.44	35.48	49.13	54.62	59.81	61.26	52.94	38.79	31.70	23.87
2023	23.87	18.37	25.44	37.22	43.85	57.80	61.09	58.19	54.68	45.18	28.70	31.07
2024	22.77	21.94	29.97	37.94	51.34	57.92	62.18	59.87	54.74	39.95	34.82	23.75
2025	14.70	13.68	25.09	34.34	46.98	57.68	62.60	M	M	M	M	M

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

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2010	M	M	M	M	M	64.89	71.65	69.35	59.40	48.40	38.22	23.82
2011	17.88	20.99	30.21	43.42	56.55	64.89	72.86	68.26	62.03	49.77	41.51	31.54
2012	26.80	29.36	41.70	43.88	57.05	68.80	72.67	68.12	59.51	49.42	37.01	32.00
2013	26.37	22.20	31.27	41.78	57.14	64.01	70.24	66.72	58.40	49.97	34.43	22.77
2014	16.00	15.67	23.29	41.45	56.13	64.85	66.43	66.32	59.93	50.44	35.36	30.69
2015	17.48	7.51	26.16	43.52	58.85	62.36	68.29	66.98	64.79	48.03	41.39	38.42
2016	24.42	26.20	34.06	39.32	56.15	65.15	71.43	72.56	64.01	51.25	41.54	27.85
2017	27.99	29.91	29.21	47.15	53.63	63.50	68.61	66.20	63.05	54.18	37.37	21.08
2018	20.13	26.63	31.74	37.25	60.13	65.24	71.63	71.66	64.28	46.52	33.74	30.23
2019	18.76	23.00	28.57	42.11	52.26	63.32	72.06	67.83	60.89	50.09	31.88	28.49
2020	27.47	25.08	35.98	41.15	52.79	66.62	74.88	69.51	59.78	47.45	42.38	30.40
2021	26.02	21.71	35.66	44.99	54.50	67.94	68.41	72.62	62.09	55.69	37.55	33.02
2022	15.65	22.23	32.73	43.13	58.68	64.07	69.48	70.35	61.64	48.72	39.29	29.56
2023	28.78	26.92	32.03	46.34	54.53	65.75	69.80	66.32	63.41	52.47	36.65	35.83
2024	27.24	30.36	37.49	46.01	59.84	65.90	70.79	68.41	64.07	50.58	42.08	29.36
2025	21.20	21.01	34.12	43.37	54.99	66.77	69.80	M	M	M	M	M

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
2010	M	M	M	M	M	75.2%	72.0%	76.2%	78.5%	75.4%	78.0%	80.7%
2011	80.6%	74.4%	72.7%	73.2%	77.7%	71.1%	65.6%	76.8%	80.2%	81.0%	79.9%	82.7%
2012	79.6%	78.3%	71.3%	60.8%	67.3%	67.9%	67.0%	74.0%	75.6%	84.5%	64.8%	79.9%
2013	73.2%	76.2%	68.5%	68.2%	64.7%	72.8%	72.3%	72.5%	76.9%	78.2%	72.7%	79.2%
2014	73.1%	73.0%	67.6%	67.0%	66.0%	70.7%	71.2%	75.9%	78.6%	80.5%	75.0%	79.4%
2015	70.2%	70.4%	69.0%	64.2%	63.5%	73.6%	66.5%	74.2%	75.3%	71.6%	76.4%	80.5%
2016	74.3%	69.2%	73.2%	57.0%	62.0%	58.2%	64.9%	70.9%	72.3%	78.9%	80.0%	79.6%
2017	81.0%	75.8%	69.5%	69.9%	72.0%	72.2%	72.2%	73.8%	73.8%	74.6%	73.9%	72.4%
2018	74.2%	76.6%	62.1%	66.6%	60.1%	63.1%	67.5%	79.4%	80.0%	81.6%	84.0%	84.5%
2019	75.0%	77.2%	71.6%	73.1%	75.6%	68.2%	71.5%	70.7%	79.0%	79.3%	80.2%	83.1%
2020	84.1%	76.0%	75.2%	64.8%	66.0%	64.4%	68.5%	73.5%	76.8%	80.3%	77.4%	82.2%
2021	79.2%	71.3%	60.8%	67.8%	60.2%	67.2%	78.7%	76.3%	76.8%	84.9%	81.0%	79.5%
2022	72.5%	73.0%	73.8%	66.8%	63.5%	65.7%	67.7%	73.2%	78.0%	76.2%	78.9%	80.6%
2023	86.0%	77.2%	74.5%	69.4%	60.6%	68.1%	75.7%	75.8%	75.3%	78.8%	76.2%	86.2%
2024	82.8%	76.0%	73.6%	72.5%	72.2%	74.1%	73.4%	75.3%	78.8%	76.4%	76.6%	82.5%
2025	74.0%	77.3%	72.4%	65.7%	71.3%	70.4%	79.1%	M	M	M	M	M

Monthly Plots

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