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
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	M	M	M	M	M
2012	M	M	M	M	M	M	M	M	M	M	M	M
2013	M	M	M	M	M	M	M	M	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	M	M	M	M	M	M
2017	M	M	M	M	M	M	M	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
2004	M	M	M	2.5	3.3	5.3	6.7	6.9	5.0	5.5	5.3	5.5
2005	5.9	6.7	5.5	M	M	M	M	M	M	2.9	4.5	3.3
2006	3.9	5.2	6.4	8.5	6.0	M	M	M	M	M	M	M
2007	3.7	5.2	9.2	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	3.9	M	M	M
2010	M	M	M	M	M	M	M	M	M	M	M	M
2011	M	M	M	3.2	2.6	2.5	3.9	3.3	3.3	3.0	2.5	5.8
2012	M	M	M	M	M	M	M	M	M	M	M	M
2013	M	M	M	M	M	M	M	M	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	M	M	M	M	M	M
2017	M	M	M	M	M	M	M	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	5.7	4.3	4.9	M
2023	M	M	M	M	M	M	M	M	M	M	M	M
2024	M	M	M	5.6	6.5	5.9	5.7	5.5	5.3	5.6	3.6	4.2
2025	6.0	4.4	6.3	6.1	6.2	6.3	6.2	6.1	5.6	M	M	M
2026	M	2.9	4.7	4.7	4.5	4.9	5.2	5.4	4.5	M	M	M

Average Daily High Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2004	M	M	M	68.00	70.18	82.22	83.71	90.50	81.56	76.58	65.30	58.60
2005	58.62	53.87	54.60	M	M	M	M	M	M	72.98	62.73	56.17
2006	54.80	57.60	66.75	68.30	76.64	M	M	M	M	M	M	M
2007	57.74	63.67	62.74	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	M	M	M	M	M
2012	55.54	56.86	63.93	61.70	M	79.70	M	M	80.60	M	M	M
2013	M	M	M	M	53.60	M	68.00	M	M	62.60	M	M
2014	M	M	M	M	68.90	M	M	M	80.21	80.60	67.88	61.96
2015	63.01	59.71	66.61	70.10	79.96	83.90	89.66	87.45	80.84	73.22	69.44	64.65
2016	63.99	65.77	66.43	70.16	74.50	82.46	86.87	86.23	83.24	75.61	66.32	61.50
2017	58.14	62.92	68.35	69.32	77.52	86.12	87.05	86.75	82.40	77.52	67.94	62.66
2018	64.11	58.29	67.30	70.82	75.55	82.82	89.19	89.14	82.52	72.70	64.94	66.08
2019	60.80	65.24	69.10	69.20	74.62	82.88	89.95	88.67	82.46	77.70	69.50	64.46
2020	61.26	70.11	65.50	69.26	80.08	83.36	88.44	89.48	84.20	77.23	68.36	63.76
2021	60.68	65.67	65.15	66.26	77.12	83.18	89.48	89.14	83.90	76.48	65.00	65.50
2022	62.48	65.69	61.55	68.12	79.50	88.82	92.27	93.90	85.70	79.38	71.18	66.32
2023	62.14	60.35	73.05	75.78	76.42	86.36	90.53	91.75	83.00	79.85	73.88	66.26
2024	65.04	68.12	68.00	73.70	79.15	83.66	89.95	91.75	83.48	78.80	70.82	65.85
2025	64.57	65.11	63.35	72.80	79.85	91.04	90.94	93.95	79.40	63.24	53.42	49.46
2026	49.01	59.00	64.46	74.78	79.90	88.76	94.13	93.72	89.30	M	M	M

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2004	M	M	M	53.24	56.63	68.90	71.60	72.68	65.00	57.52	46.49	45.40
2005	37.78	38.75	38.00	M	M	M	M	M	M	57.48	46.27	41.00
2006	41.45	39.60	47.65	52.10	61.34	M	M	M	M	M	M	M
2007	40.82	47.20	47.92	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	M	M	M	M	M
2012	39.75	36.63	43.94	50.00	M	79.70	M	M	78.80	M	M	M
2013	M	M	M	M	53.60	M	68.00	M	M	62.60	M	M
2014	M	M	M	M	68.90	M	M	M	65.30	58.01	48.86	40.59
2015	38.39	41.45	45.94	48.50	55.98	60.86	70.79	69.74	61.34	56.78	47.12	43.79
2016	44.66	44.66	44.31	49.70	53.89	61.22	67.07	67.48	63.02	58.83	46.88	44.37
2017	40.37	44.15	44.77	46.70	54.88	63.86	67.59	68.06	60.62	56.27	44.42	39.14
2018	41.17	38.62	45.94	48.44	53.60	61.76	67.48	69.86	65.12	53.60	47.18	42.28
2019	37.52	38.43	42.10	48.26	53.14	59.42	66.90	67.13	63.50	55.17	48.20	45.06
2020	39.26	43.17	46.23	50.84	56.45	61.04	67.13	68.06	60.32	51.45	48.44	39.84
2021	38.45	46.27	43.09	47.78	54.70	62.06	66.03	69.05	63.26	55.34	45.14	42.57
2022	35.43	40.87	47.21	47.78	53.83	63.50	68.35	68.75	63.50	57.61	49.40	45.47
2023	36.82	35.34	44.66	47.69	54.06	62.90	70.73	68.75	62.78	57.84	49.28	39.72
2024	43.50	43.98	45.59	47.96	54.12	62.00	67.36	69.51	62.72	57.26	51.86	41.75
2025	41.93	40.94	46.98	49.58	54.65	65.84	69.51	69.34	66.20	63.24	53.42	49.28
2026	49.01	51.03	44.31	49.16	54.06	63.14	69.86	69.16	62.38	M	M	M

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

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2004	M	M	M	60.62	63.41	75.56	77.65	81.59	73.28	67.05	55.89	52.00
2005	48.20	46.31	46.30	M	M	M	M	M	M	65.23	54.50	48.59
2006	48.12	48.60	57.20	60.20	68.99	M	M	M	M	M	M	M
2007	49.28	55.43	55.33	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	M	M	M	M	M
2012	47.65	46.74	53.93	55.85	M	79.70	M	M	79.70	M	M	M
2013	M	M	M	M	53.60	M	68.00	M	M	62.60	M	M
2014	M	M	M	M	68.90	M	M	M	72.76	69.31	58.37	51.28
2015	50.70	50.58	56.27	59.30	67.97	72.38	80.22	78.60	71.09	65.00	58.28	54.22
2016	54.33	55.21	55.37	59.93	64.20	71.84	76.97	76.85	73.13	67.22	56.60	52.93
2017	49.26	53.54	56.56	58.01	66.20	74.99	77.32	77.41	71.51	66.90	56.18	50.90
2018	52.64	48.46	56.62	59.63	64.57	72.29	78.34	79.50	73.82	63.15	56.06	54.18
2019	49.16	51.83	55.60	58.73	63.88	71.15	78.42	77.90	72.98	66.43	58.85	54.76
2020	50.26	56.64	55.86	60.05	68.26	72.20	77.78	78.77	72.26	64.34	58.40	51.80
2021	49.56	55.97	54.12	57.02	65.91	72.62	77.75	79.09	73.58	65.91	55.07	54.04
2022	48.95	53.28	54.38	57.95	66.66	76.16	80.31	81.33	74.60	68.49	60.29	55.89
2023	49.48	47.85	58.85	61.73	65.24	74.63	80.63	80.25	72.89	68.84	61.58	52.99
2024	54.27	56.05	56.79	60.83	66.64	72.83	78.65	80.63	73.10	68.03	61.34	53.80
2025	53.25	53.02	55.17	61.19	67.25	78.44	80.22	81.65	72.80	63.24	53.42	49.37
2026	49.01	55.01	54.38	61.97	66.98	75.95	81.99	81.44	75.84	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
2004	M	M	M	76.9%	71.3%	59.6%	60.1%	52.1%	75.1%	64.2%	62.5%	66.9%
2005	57.0%	61.5%	57.3%	M	M	M	M	M	M	78.1%	74.8%	81.8%
2006	80.3%	71.2%	60.5%	61.8%	65.8%	M	M	M	M	M	M	M
2007	78.7%	69.5%	54.2%	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	76.0%	M	M	M
2010	M	M	M	M	M	M	M	M	M	M	M	M
2011	M	M	M	73.5%	65.3%	69.0%	62.1%	75.9%	70.2%	66.9%	81.1%	61.8%
2012	M	M	M	M	M	M	M	M	M	M	M	M
2013	M	M	M	M	M	M	M	M	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	M	M	M	M	M	M
2017	M	M	M	M	M	M	M	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	60.8%	77.1%	60.9%	M
2023	M	M	M	M	M	M	M	M	M	M	M	M
2024	M	M	M	56.6%	55.9%	63.1%	64.3%	65.2%	67.5%	69.6%	81.6%	69.2%
2025	66.3%	75.2%	75.7%	67.8%	60.3%	58.3%	63.3%	58.5%	66.1%	M	M	M
2026	M	70.8%	70.0%	58.4%	59.8%	56.7%	59.4%	62.2%	63.1%	M	M	M

Monthly Plots

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