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
2003	M	M	M	M	M	M	M	M	M	M	M	M
2004	M	M	M	M	M	M	M	M	M	M	M	M
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	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
2003	M	M	M	M	M	M	M	M	M	M	M	M
2004	M	M	M	M	M	M	8.8	9.4	8.7	10.0	10.2	9.0
2005	10.9	9.2	9.8	9.9	8.7	9.8	8.9	8.3	8.1	10.1	8.9	8.8
2006	12.2	8.6	10.8	8.7	8.8	9.5	8.8	8.9	9.4	9.2	11.7	9.1
2007	8.4	9.7	8.6	9.4	11.3	9.5	9.8	9.6	11.5	11.0	10.8	11.1
2008	8.7	9.5	10.2	8.2	9.3	9.9	8.9	9.8	10.9	11.0	9.2	11.6
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	9.9	8.7	11.0	9.4	9.2
2012	9.5	10.1	10.7	10.2	8.9	11.4	10.0	9.2	9.4	10.6	10.1	10.9
2013	9.3	9.0	12.1	10.2	9.3	9.2	8.8	10.8	10.3	9.3	10.2	11.1
2014	9.5	9.4	13.3	9.9	8.8	10.5	10.3	9.8	10.2	10.7	11.7	10.9
2015	12.0	10.6	10.3	11.7	8.2	9.2	10.6	9.0	11.2	10.5	11.1	11.8
2016	10.6	11.0	11.9	10.8	9.9	8.9	10.2	10.2	10.6	11.4	11.2	9.6
2017	9.5	10.0	11.4	11.8	9.0	10.7	6.8	10.4	11.0	10.7	9.8	12.4
2018	11.0	9.5	11.2	10.5	9.8	8.2	10.7	10.4	11.7	9.6	11.8	9.8
2019	9.8	10.3	10.6	9.8	10.3	9.2	12.2	10.9	10.2	8.8	9.8	8.5
2020	9.1	11.8	10.9	10.5	10.5	10.3	11.0	10.6	11.4	12.5	12.4	10.2
2021	9.5	10.5	11.8	10.7	11.1	11.0	9.5	9.3	9.7	9.5	10.6	9.7
2022	11.4	10.1	11.7	10.3	9.8	9.5	10.1	12.5	9.7	10.0	10.4	11.1
2023	12.6	11.1	10.1	9.7	10.4	9.0	10.5	10.2	10.5	10.8	10.8	11.9
2024	11.6	9.8	10.0	9.6	9.1	10.0	8.8	9.7	11.9	9.9	11.2	10.9
2025	9.4	11.7	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
2003	M	M	M	M	M	M	M	M	71.34	65.10	50.81	43.15
2004	39.20	M	M	M	M	M	M	M	M	M	M	M
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	38.09	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	41.00	M	42.80	M	M	M	M	M	M	46.40	M
2010	39.20	M	M	M	62.60	M	M	77.90	M	M	59.00	50.70
2011	37.51	37.40	M	48.20	70.70	80.15	78.80	77.36	75.38	62.37	42.56	45.82
2012	35.25	31.01	45.53	66.02	76.07	83.72	85.01	86.93	77.48	71.43	55.64	42.10
2013	42.63	44.34	48.78	60.68	73.11	83.00	85.94	86.17	75.14	62.48	54.92	44.02
2014	42.51	40.87	51.22	58.82	77.23	83.30	86.06	90.99	76.22	60.63	49.64	45.31
2015	40.65	42.29	47.27	56.36	71.37	85.40	86.12	85.48	81.20	61.79	52.64	48.72
2016	39.43	45.97	49.48	61.92	72.01	81.26	85.59	88.85	76.34	59.46	49.16	39.03
2017	39.61	39.46	49.01	56.36	68.87	80.00	90.50	87.08	79.46	63.82	53.06	47.62
2018	38.62	43.57	48.49	59.42	74.62	81.56	90.01	83.15	77.72	67.94	51.08	44.43
2019	44.02	42.99	49.42	58.64	75.14	86.00	87.05	82.52	74.42	67.33	52.22	46.63
2020	44.60	46.71	52.21	55.88	70.67	83.36	88.96	82.57	77.42	67.88	52.64	43.55
2021	43.26	41.51	47.68	61.64	72.47	82.64	86.70	89.60	72.62	59.87	52.94	47.68
2022	43.96	47.04	44.02	61.88	69.57	82.64	85.94	86.00	77.60	66.20	55.52	43.73
2023	43.26	40.61	52.85	58.52	72.70	81.14	85.65	89.43	76.46	67.42	59.60	48.49
2024	42.97	46.09	47.68	66.62	67.94	87.38	87.45	85.77	76.94	64.34	52.82	45.30
2025	45.65	39.36	M	M	M	M	M	M	M	M	M	M

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2003	M	M	M	M	M	M	M	M	62.34	53.66	41.74	33.34
2004	39.20	M	M	M	M	M	M	M	M	M	M	M
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	29.02	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	41.00	M	42.80	M	M	M	M	M	M	46.40	M
2010	39.20	M	M	M	62.60	M	M	77.00	M	M	57.20	40.30
2011	28.40	35.60	M	46.40	67.10	79.25	76.10	64.40	60.32	50.41	28.22	34.09
2012	27.18	17.91	31.88	47.24	58.30	67.34	68.64	68.64	62.24	58.30	45.98	33.16
2013	31.30	37.40	35.66	44.30	54.01	63.14	68.58	68.06	60.50	47.21	42.86	26.83
2014	29.79	27.56	36.06	42.26	57.84	65.06	68.52	71.95	63.14	47.74	41.72	34.31
2015	28.86	33.93	37.05	43.16	54.59	67.34	70.21	69.92	65.42	50.87	40.52	36.12
2016	29.10	35.41	39.14	47.77	56.15	65.12	69.68	70.67	60.44	48.78	37.88	27.30
2017	29.50	24.48	38.39	41.00	52.79	62.54	70.25	71.02	62.48	49.36	41.06	38.27
2018	30.78	36.37	37.57	41.60	53.25	62.00	74.21	68.23	61.64	51.34	40.82	36.30
2019	32.41	33.61	36.94	44.48	56.85	66.02	69.51	66.78	59.00	52.53	40.34	36.41
2020	33.45	31.32	38.56	39.80	51.39	62.12	70.38	66.84	61.76	53.25	42.08	36.53
2021	33.28	29.62	34.79	46.28	54.30	65.36	69.45	72.41	60.56	47.62	39.68	36.01
2022	29.10	33.35	32.41	43.82	50.58	63.86	69.39	68.93	62.30	53.83	42.32	35.77
2023	32.58	27.69	40.07	46.10	56.68	64.94	69.16	72.18	61.88	52.38	44.78	36.30
2024	28.11	33.92	39.43	48.98	52.67	68.12	70.55	70.09	64.22	52.15	41.24	35.60
2025	34.79	31.51	M	M	M	M	M	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
2003	M	M	M	M	M	M	M	M	66.84	59.38	46.28	38.24
2004	39.20	M	M	M	M	M	M	M	M	M	M	M
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	33.56	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	41.00	M	42.80	M	M	M	M	M	M	46.40	M
2010	39.20	M	M	M	62.60	M	M	77.45	M	M	58.10	45.50
2011	32.96	36.50	M	47.30	68.90	79.70	77.45	70.88	67.85	56.39	35.39	39.95
2012	31.22	24.46	38.71	56.63	67.19	75.53	76.83	77.78	69.86	64.86	50.81	37.63
2013	36.96	40.87	42.22	52.49	63.56	73.07	77.26	77.12	67.82	54.85	48.89	35.43
2014	36.15	34.22	43.64	50.54	67.54	74.18	77.29	81.47	69.68	54.18	45.68	39.81
2015	34.76	38.11	42.16	49.76	62.98	76.37	78.16	77.70	73.31	56.33	46.58	42.42
2016	34.26	40.69	44.31	54.84	64.08	73.19	77.64	79.76	68.39	54.12	43.52	33.16
2017	34.55	31.97	43.70	48.68	60.83	71.27	80.38	79.05	70.97	56.59	47.06	42.95
2018	34.70	39.97	43.03	50.51	63.94	71.78	82.11	75.69	69.68	59.64	45.95	40.36
2019	38.21	38.30	43.18	51.56	66.00	76.01	78.28	74.65	66.71	59.93	46.28	41.52
2020	39.03	39.01	45.38	47.84	61.03	72.74	79.67	74.71	69.59	60.57	47.36	40.04
2021	38.27	35.57	41.23	53.96	63.38	74.00	78.07	81.01	66.59	53.75	46.31	41.84
2022	36.53	40.20	38.21	52.85	60.07	73.25	77.67	77.46	69.95	60.02	48.92	39.75
2023	37.92	34.15	46.46	52.31	64.69	73.04	77.41	80.80	69.17	59.90	52.19	42.39
2024	35.54	40.01	43.55	57.80	60.31	77.75	79.00	77.93	70.58	58.25	47.03	40.45
2025	40.22	35.44	M	M	M	M	M	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
2003	M	M	M	M	M	M	M	M	M	M	M	M
2004	M	M	M	M	M	M	70.3%	72.4%	77.6%	75.0%	82.2%	78.1%
2005	83.4%	84.3%	80.4%	77.7%	75.6%	66.0%	65.3%	64.9%	76.0%	77.2%	83.1%	85.3%
2006	84.1%	85.4%	85.8%	80.4%	80.9%	63.2%	64.5%	68.0%	72.0%	83.7%	78.5%	79.8%
2007	81.1%	79.8%	81.6%	78.0%	67.0%	65.7%	64.9%	68.5%	68.7%	78.8%	82.8%	88.2%
2008	83.4%	83.3%	80.9%	82.2%	75.5%	68.1%	65.9%	66.1%	73.6%	80.3%	84.8%	86.3%
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	70.2%	69.9%	73.8%	79.3%	83.7%
2012	84.1%	84.7%	74.1%	71.7%	71.0%	72.8%	69.1%	67.4%	73.4%	75.8%	82.2%	90.5%
2013	86.4%	94.5%	84.0%	78.0%	76.1%	63.2%	61.7%	61.3%	71.8%	80.1%	79.9%	73.1%
2014	82.8%	84.1%	74.6%	74.8%	70.9%	58.8%	63.2%	55.1%	71.2%	78.9%	82.9%	82.7%
2015	83.9%	86.2%	84.1%	73.9%	71.6%	61.4%	59.3%	61.5%	66.7%	74.6%	77.3%	72.0%
2016	82.7%	82.1%	82.8%	73.9%	75.6%	69.5%	62.6%	66.8%	63.9%	78.5%	80.3%	78.4%
2017	81.7%	79.1%	83.0%	77.0%	77.4%	68.9%	65.8%	64.1%	68.3%	73.5%	82.9%	84.7%
2018	85.5%	88.0%	84.6%	76.1%	67.3%	63.7%	63.8%	66.5%	67.4%	72.9%	81.8%	85.5%
2019	83.0%	81.7%	77.4%	76.5%	69.2%	60.3%	59.4%	64.7%	68.6%	76.9%	81.8%	83.2%
2020	79.3%	76.5%	80.4%	72.8%	73.4%	60.5%	59.6%	59.0%	68.9%	72.6%	76.5%	86.5%
2021	85.8%	82.3%	77.5%	75.8%	72.8%	66.5%	60.6%	64.9%	72.7%	81.3%	82.5%	84.1%
2022	77.7%	81.3%	76.9%	76.4%	69.6%	63.0%	60.3%	65.1%	71.9%	75.6%	78.1%	85.3%
2023	81.4%	79.3%	82.0%	80.8%	70.3%	65.7%	59.3%	55.3%	72.9%	75.3%	79.7%	86.4%
2024	79.4%	80.3%	86.6%	75.4%	72.4%	59.1%	59.5%	64.0%	70.3%	74.6%	77.5%	84.0%
2025	83.0%	80.7%	M	M	M	M	M	M	M	M	M	M

Monthly Plots

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