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 () 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
2005	M	M	M	M	M	M	M	M	M	M	M	M
2006	M	M	M	M	M	M	M	M	M	M	M	M
2007	M	0.00	M	M	M	M	M	M	M	M	M	M
2008	M	M	M	M	M	M	M	M	M	M	M	M
2009	M	M	M	M	M	M	M	M	M	M	M	M
2010	M	M	M	M	M	M	M	M	M	M	M	M
2011	M	M	M	M	M	M	M	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	M	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	M	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
2026	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
2005	20.1	26.8	21.3	17.1	16.1	13.6	11.0	12.5	14.3	18.5	15.8	16.6
2006	22.2	22.5	17.9	11.8	15.4	13.1	14.6	8.7	13.2	13.7	17.5	22.0
2007	18.7	19.1	17.6	17.4	16.3	12.8	10.3	11.5	13.3	20.1	17.4	19.3
2008	23.1	21.3	16.9	18.4	13.2	11.9	11.9	13.2	14.7	15.0	19.7	18.3
2009	23.8	22.5	18.5	18.7	14.2	14.2	12.0	11.0	14.4	15.9	18.8	17.3
2010	26.2	19.9	20.3	15.6	11.5	14.7	13.4	12.8	12.3	18.2	19.5	22.2
2011	20.0	24.9	24.8	15.3	13.9	11.0	12.4	12.2	12.9	15.6	21.2	18.5
2012	24.1	27.4	18.5	14.7	15.7	14.7	14.2	10.9	13.7	16.1	16.4	18.6
2013	21.4	17.5	20.6	16.4	13.0	13.0	13.4	13.0	13.4	17.6	19.6	21.0
2014	21.5	18.7	20.4	18.3	11.9	12.9	11.5	9.9	16.2	15.9	19.8	18.7
2015	21.8	24.0	23.9	14.7	15.4	15.3	12.9	11.9	13.6	14.5	18.3	22.2
2016	18.2	19.1	21.9	13.7	14.2	14.5	11.7	11.9	13.9	13.4	17.1	20.8
2017	26.7	19.5	21.1	16.3	16.0	14.6	12.4	11.8	14.9	17.2	18.3	20.7
2018	20.3	20.0	17.0	14.5	12.1	15.3	10.6	13.8	14.2	15.9	20.0	20.7
2019	17.9	21.6	19.6	16.3	15.6	14.3	12.2	12.7	14.8	15.0	17.6	17.6
2020	19.7	21.4	18.9	20.8	13.6	15.1	11.2	11.6	13.2	14.4	19.2	17.5
2021	21.0	21.6	20.3	16.4	12.2	10.1	12.4	11.0	15.0	16.9	15.6	17.4
2022	20.7	18.7	20.1	16.0	14.0	10.0	9.1	12.5	13.9	14.4	15.1	17.8
2023	20.7	20.4	16.9	18.2	12.3	11.8	9.9	9.9	12.5	14.7	16.9	18.2
2024	22.6	22.6	15.9	15.2	12.9	9.6	9.4	10.6	14.2	16.5	21.8	21.9
2025	19.1	22.1	16.7	18.2	12.7	12.6	11.5	11.1	12.6	14.8	17.5	18.0
2026	16.2	19.9	16.6	15.8	11.4	10.3	9.2	10.8	12.2	M	M	M

Average Daily High Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2005	27.68	26.00	23.16	32.00	39.55	47.62	51.73	53.60	47.72	40.79	35.24	29.82
2006	27.87	23.94	26.82	37.96	41.94	48.74	48.08	51.30	45.82	37.20	30.56	31.22
2007	28.04	20.62	33.27	34.31	39.04	47.92	50.00	55.48	47.63	43.32	33.05	34.40
2008	28.57	28.03	27.68	30.62	38.33	44.24	49.50	47.91	46.94	39.90	31.82	31.88
2009	M	M	M	M	M	M	M	M	M	M	M	M
2010	M	M	M	M	M	M	M	M	M	M	21.20	25.70
2011	25.31	M	M	M	39.20	57.20	M	51.80	50.96	42.20	35.36	33.68
2012	24.57	20.70	30.26	33.80	43.98	45.34	51.41	50.23	48.02	39.78	33.62	25.70
2013	29.91	27.76	21.98	32.06	46.05	52.94	56.91	58.42	52.64	39.03	31.10	30.50
2014	26.14	30.91	31.07	32.43	39.55	45.98	51.86	53.95	47.90	37.63	32.96	29.21
2015	25.15	25.70	32.58	37.46	43.21	48.14	48.14	54.53	49.70	39.37	32.78	29.48
2016	25.06	29.52	30.62	37.40	47.39	49.28	56.78	54.24	49.58	42.10	33.14	31.57
2017	28.52	29.11	29.15	30.99	37.47	44.54	53.74	52.76	49.38	39.33	33.47	28.62
2018	26.27	25.47	24.07	33.48	44.47	47.07	59.26	54.63	50.28	39.78	37.05	30.07
2019	28.17	25.23	27.20	37.18	39.88	46.00	50.06	51.32	49.74	35.60	31.78	31.78
2020	27.67	26.74	28.30	32.45	45.05	49.86	54.72	53.33	51.25	42.25	36.98	31.33
2021	26.60	24.87	28.87	36.25	40.31	54.02	56.60	53.00	46.61	43.01	32.07	27.36
2022	28.47	28.76	31.47	33.87	39.32	51.86	58.48	59.78	48.32	42.28	37.46	30.84
2023	32.43	30.71	26.77	35.90	48.55	49.64	52.73	58.59	53.24	37.75	33.08	27.30
2024	27.76	26.91	31.19	31.16	41.00	47.42	60.22	61.50	56.90	43.61	37.22	30.66
2025	30.95	32.45	31.42	31.58	43.67	49.28	56.85	57.32	56.30	44.02	35.00	32.17
2026	26.54	25.51	34.38	40.04	44.48	52.28	58.71	55.28	51.42	M	M	M

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2005	23.43	21.50	19.48	28.32	35.46	43.44	47.58	49.38	40.93	36.02	30.85	24.52
2006	23.30	18.23	22.06	33.24	37.90	43.61	45.44	47.89	41.50	32.27	26.60	27.23
2007	23.43	14.85	28.48	29.09	35.85	43.65	46.54	48.28	43.05	39.27	27.95	29.60
2008	24.51	23.37	24.08	27.92	35.37	40.76	45.47	44.89	41.90	36.12	28.04	27.86
2009	M	M	M	M	M	M	M	M	M	M	M	M
2010	M	M	M	M	M	M	M	M	M	M	21.20	21.98
2011	21.20	M	M	M	37.40	57.20	M	48.56	47.18	38.33	31.52	28.88
2012	20.10	13.81	25.44	28.98	38.39	42.32	46.27	46.57	43.52	35.95	29.84	21.50
2013	22.94	21.97	17.06	28.40	40.83	47.18	51.22	52.32	48.02	34.96	25.82	25.82
2014	20.10	27.24	26.08	28.52	34.85	41.48	47.50	49.30	42.62	33.63	28.04	24.68
2015	21.43	21.59	28.98	33.16	39.55	44.36	45.30	49.83	45.32	34.50	29.30	24.98
2016	18.24	25.36	26.42	34.03	42.80	44.96	53.18	49.19	45.50	37.81	28.22	26.72
2017	22.30	24.09	23.70	25.52	33.67	40.87	46.88	46.70	44.18	36.05	28.60	23.53
2018	19.13	16.00	18.60	29.49	39.67	41.93	51.41	48.46	44.88	34.25	32.69	25.25
2019	21.43	18.90	21.33	32.29	34.92	40.33	45.95	47.85	44.02	31.04	26.31	25.74
2020	21.53	20.98	22.60	31.10	43.25	44.18	49.01	49.07	45.22	37.61	32.62	26.60
2021	21.47	19.47	22.60	30.56	35.12	45.68	48.87	47.67	41.69	35.88	25.91	21.41
2022	20.93	22.06	25.53	29.45	33.22	42.80	49.36	49.04	42.80	35.02	30.80	21.14
2023	24.12	21.52	15.63	28.70	37.17	41.42	46.40	49.36	42.50	30.08	24.50	19.11
2024	17.77	19.34	22.71	25.52	33.10	41.30	48.90	52.09	47.30	35.77	30.08	21.72
2025	20.50	25.96	23.32	22.16	35.95	42.02	46.81	48.32	47.48	37.92	25.28	23.99
2026	17.25	16.31	27.53	30.92	36.41	44.06	48.14	46.57	45.26	M	M	M

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

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2005	25.56	23.75	21.32	30.16	37.50	45.53	49.65	51.49	44.32	38.40	33.04	27.17
2006	25.59	21.08	24.44	35.60	39.92	46.17	46.76	49.60	43.66	34.73	28.58	29.22
2007	25.74	17.74	30.87	31.70	37.44	45.78	48.27	51.88	45.34	41.30	30.50	32.00
2008	26.54	25.70	25.88	29.27	36.85	42.50	47.49	46.40	44.42	38.01	29.93	29.87
2009	M	M	M	M	M	M	M	M	M	M	M	M
2010	M	M	M	M	M	M	M	M	M	M	21.20	23.84
2011	23.26	M	M	M	38.30	57.20	M	50.18	49.07	40.28	33.44	31.28
2012	22.33	17.26	27.85	31.39	41.31	43.89	48.84	48.40	45.77	37.86	31.73	23.60
2013	26.43	24.86	19.52	30.23	43.44	50.06	54.06	55.37	50.33	36.99	28.46	28.16
2014	23.12	29.07	28.57	30.48	37.20	43.73	49.68	51.63	45.26	35.63	30.50	26.95
2015	23.29	23.64	30.78	35.31	41.38	46.25	46.72	52.18	47.51	36.94	31.04	27.23
2016	21.65	27.44	28.52	35.71	45.09	47.12	54.98	51.71	47.54	39.95	30.68	29.14
2017	25.41	26.60	26.43	28.26	35.57	42.70	50.31	49.73	46.78	37.69	31.03	26.08
2018	22.70	20.73	21.33	31.49	42.07	44.50	55.34	51.54	47.58	37.01	34.87	27.66
2019	24.80	22.06	24.27	34.74	37.40	43.17	48.01	49.58	46.88	33.32	29.05	28.76
2020	24.60	23.86	25.45	31.78	44.15	47.02	51.86	51.20	48.23	39.93	34.80	28.97
2021	24.03	22.17	25.73	33.40	37.71	49.85	52.73	50.33	44.15	39.44	28.99	24.38
2022	24.70	25.41	28.50	31.66	36.27	47.33	53.92	54.41	45.56	38.65	34.13	25.99
2023	28.28	26.12	21.20	32.30	42.86	45.53	49.56	53.98	47.87	33.92	28.79	23.20
2024	22.77	23.12	26.95	28.34	37.05	44.36	54.56	56.79	52.10	39.69	33.65	26.19
2025	25.73	29.20	27.37	26.87	39.81	45.65	51.83	52.82	51.89	40.97	30.14	28.08
2026	21.90	20.91	30.95	35.48	40.45	48.17	53.43	50.93	48.34	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
2005	85.2%	83.5%	82.4%	77.9%	78.6%	80.0%	83.9%	82.4%	79.1%	83.5%	85.9%	81.9%
2006	84.3%	87.1%	80.9%	81.6%	73.8%	78.7%	82.6%	86.7%	79.5%	80.9%	83.8%	84.5%
2007	85.1%	83.1%	81.0%	75.5%	78.0%	76.7%	83.9%	80.3%	78.1%	81.9%	80.4%	82.9%
2008	83.2%	87.3%	82.5%	79.0%	76.5%	84.0%	87.1%	86.5%	80.3%	85.3%	82.6%	83.0%
2009	82.9%	82.8%	80.0%	78.5%	78.9%	77.2%	86.8%	84.2%	83.0%	83.8%	87.0%	84.7%
2010	86.1%	88.2%	85.5%	84.9%	84.5%	74.6%	84.8%	83.0%	87.4%	81.3%	80.4%	80.9%
2011	82.7%	79.8%	80.3%	80.8%	76.0%	80.6%	83.6%	80.8%	82.2%	84.8%	83.6%	83.2%
2012	83.2%	83.2%	80.2%	78.7%	70.9%	82.9%	83.7%	81.2%	84.2%	87.6%	84.5%	82.7%
2013	85.9%	82.7%	78.7%	81.7%	71.3%	77.9%	79.6%	79.1%	78.6%	81.8%	82.1%	83.2%
2014	80.1%	83.1%	79.8%	82.8%	77.6%	80.8%	86.7%	86.5%	79.7%	81.7%	81.4%	85.4%
2015	82.8%	86.6%	78.3%	78.5%	78.9%	78.4%	84.8%	86.8%	88.9%	91.2%	91.2%	93.3%
2016	89.5%	92.6%	92.2%	84.4%	88.2%	92.6%	87.1%	81.0%	85.0%	83.0%	83.4%	83.6%
2017	85.1%	82.4%	80.5%	76.2%	76.7%	82.2%	85.3%	85.3%	81.8%	81.3%	86.2%	83.8%
2018	82.3%	80.1%	81.3%	81.7%	75.7%	75.9%	81.8%	82.8%	80.6%	81.4%	82.8%	81.3%
2019	79.3%	80.6%	77.6%	75.6%	76.5%	75.1%	83.0%	85.2%	79.0%	80.5%	84.0%	81.6%
2020	81.0%	82.6%	81.4%	82.7%	45.3%	75.9%	86.6%	85.1%	80.6%	85.1%	84.9%	82.1%
2021	80.0%	80.1%	84.5%	74.2%	76.3%	76.4%	78.0%	83.3%	77.9%	80.1%	83.3%	78.6%
2022	81.5%	80.3%	80.5%	82.8%	82.1%	82.1%	88.5%	81.4%	85.4%	83.0%	84.5%	82.5%
2023	82.5%	84.2%	80.3%	79.5%	76.1%	78.9%	89.5%	86.6%	84.9%	82.4%	80.7%	85.1%
2024	81.2%	84.3%	79.9%	79.3%	79.1%	90.2%	84.9%	81.3%	81.2%	85.6%	86.8%	84.1%
2025	87.1%	88.6%	80.9%	79.5%	79.1%	81.0%	85.0%	87.3%	83.7%	83.7%	83.2%	81.6%
2026	80.0%	79.6%	84.2%	73.2%	79.5%	82.4%	81.7%	83.4%	84.5%	M	M	M

Monthly Plots

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