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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
1997	M	M	M	M	M	M	M	M	M	M	M	0.00
1998	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1999	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2000	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2001	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2002	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2003	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
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	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
1997	M	M	M	M	M	M	M	M	M	M	M	5.4
1998	5.3	4.0	3.9	6.7	5.2	6.0	5.4	M	M	M	1.9	M
1999	4.9	5.9	7.4	6.8	6.1	6.8	8.0	8.4	6.9	6.7	5.3	5.4
2000	4.1	5.2	4.5	7.6	5.3	6.8	6.7	7.1	5.7	5.4	5.3	5.7
2001	5.5	8.9	12.3	9.0	8.3	9.0	11.3	9.6	7.8	7.8	7.6	9.9
2002	8.7	9.5	6.7	9.2	9.5	11.1	11.7	9.4	7.4	7.1	7.3	9.0
2003	8.5	7.7	6.4	8.4	8.4	9.0	9.0	7.2	6.9	7.7	7.5	6.9
2004	6.6	6.1	7.0	7.5	7.7	8.4	9.6	9.0	6.4	7.6	5.3	8.1
2005	5.7	6.9	8.3	7.5	8.5	8.3	9.7	7.9	8.5	8.7	6.5	7.2
2006	4.6	6.6	7.7	6.9	6.8	9.0	9.0	9.2	7.3	8.3	6.0	4.8
2007	3.2	7.4	8.0	6.2	8.5	9.4	11.0	9.5	6.2	4.7	2.9	4.4
2008	4.2	6.3	8.4	8.9	8.8	10.0	8.4	10.6	6.0	7.1	5.7	7.9
2009	9.8	6.0	9.8	9.6	8.8	7.9	11.3	10.7	8.4	7.3	9.8	10.9
2010	10.6	11.0	8.9	8.6	10.4	11.2	10.8	9.7	9.7	9.1	9.7	11.2
2011	9.7	10.3	8.4	10.1	8.3	11.8	12.3	9.6	8.6	9.1	7.8	6.8
2012	5.0	8.0	7.7	10.3	7.3	9.1	10.3	8.3	5.8	7.8	7.4	6.2
2013	8.2	10.2	12.4	9.6	10.7	9.1	8.1	9.9	9.9	8.0	9.9	7.8
2014	3.3	0.0	7.6	8.3	9.9	8.6	10.0	11.5	6.9	7.3	7.8	8.7
2015	10.3	13.0	5.9	M	M	M	M	M	M	M	M	M
2016	M	M	M	M	M	M	8.2	M	M	M	M	M
2017	M	M	M	M	9.3	8.4	10.8	9.6	8.5	5.1	7.8	7.8
2018	8.4	8.9	12.1	9.4	8.9	9.6	9.9	9.0	6.3	7.1	7.3	6.3
2019	7.5	7.6	8.5	9.8	9.7	8.1	10.6	9.7	7.4	7.6	10.5	8.6
2020	8.9	7.7	11.5	10.2	8.1	10.4	10.2	10.4	9.0	9.5	9.0	9.7
2021	8.7	11.1	9.2	8.2	9.8	9.8	11.3	10.7	9.9	7.8	9.4	9.3
2022	8.3	7.3	10.9	11.7	9.4	10.4	10.1	9.8	9.9	9.9	8.5	10.2
2023	9.6	10.2	8.4	9.0	11.2	9.5	12.1	11.3	9.0	10.6	8.2	7.8
2024	8.4	11.3	10.2	9.6	9.2	10.0	9.2	12.2	11.6	9.7	9.0	7.8
2025	10.8	8.2	11.9	9.1	9.1	9.8	10.6	10.2	9.0	8.4	11.6	9.4
2026	10.7	11.8	10.5	7.6	8.4	10.7	8.6	10.0	10.0	8.0	M	M

Average Daily High Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
1997	M	M	M	M	M	M	M	M	M	M	M	58.79
1998	57.42	62.05	66.54	59.93	65.00	71.32	74.92	78.43	73.41	68.90	64.05	57.89
1999	58.72	58.31	62.15	64.37	67.34	71.82	75.38	75.90	73.50	68.59	61.57	58.58
2000	56.13	61.22	65.29	59.60	67.17	75.41	75.07	78.36	75.35	69.04	60.52	59.01
2001	57.06	59.93	61.05	63.99	66.89	73.44	74.09	76.45	74.67	69.97	60.93	56.23
2002	58.55	60.16	63.83	63.02	64.91	69.83	74.47	74.83	71.63	69.75	62.36	59.62
2003	57.79	57.07	62.73	63.46	71.01	75.32	75.26	81.53	78.20	67.63	62.43	57.28
2004	58.69	58.58	59.83	63.66	67.20	76.53	77.84	77.21	77.71	68.42	63.44	57.55
2005	57.74	56.66	62.98	63.69	68.77	76.45	76.71	82.07	76.22	70.76	60.74	58.25
2006	55.49	56.76	60.33	65.32	71.20	73.87	78.89	80.80	76.56	71.43	66.04	58.70
2007	57.51	59.51	61.75	64.85	66.50	70.89	75.90	76.68	76.82	73.02	66.42	59.36
2008	61.41	61.70	60.48	66.42	64.82	73.49	74.98	74.88	74.20	69.37	60.98	56.90
2009	M	44.60	M	64.40	M	M	M	M	M	M	60.80	M
2010	60.80	M	M	M	73.40	M	M	M	M	M	59.00	58.06
2011	55.40	M	M	M	M	69.80	64.40	72.89	78.72	76.06	62.26	59.49
2012	59.15	57.28	66.98	59.25	70.40	72.38	74.79	77.94	78.89	68.08	59.86	59.64
2013	57.89	56.51	58.28	62.51	64.04	74.38	78.20	79.49	76.75	70.81	61.49	59.85
2014	57.36	56.75	61.35	64.70	67.40	71.32	75.06	74.57	75.50	74.84	61.66	57.30
2015	56.66	53.00	66.20	62.60	M	M	M	M	M	M	M	62.60
2016	M	M	53.60	M	M	M	77.54	M	M	M	M	M
2017	M	M	M	M	72.02	77.54	75.80	77.62	75.51	77.25	64.73	59.00
2018	58.49	57.11	57.61	63.00	66.20	70.66	71.53	79.95	80.05	71.99	61.07	59.38
2019	57.99	61.88	66.20	60.89	71.67	68.57	73.32	76.91	78.80	69.80	61.25	60.00
2020	57.71	62.96	63.20	63.89	71.24	70.75	79.35	76.47	78.14	68.86	65.12	58.62
2021	55.67	59.90	64.24	64.83	67.51	71.79	74.38	75.85	75.56	76.18	62.09	60.89
2022	59.60	64.04	60.25	60.63	72.93	72.07	81.17	75.83	74.08	72.14	64.48	62.71
2023	58.06	60.00	64.87	71.94	72.65	75.98	76.06	81.83	75.85	75.28	65.00	59.00
2024	62.68	62.88	62.03	69.26	68.55	70.94	78.64	76.30	75.34	70.86	66.03	60.80
2025	59.74	60.55	61.23	66.83	69.80	76.80	78.88	80.15	76.17	73.95	63.05	58.58
2026	56.75	59.27	63.91	67.14	70.37	74.73	77.51	76.91	80.05	71.90	M	M

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
1997	M	M	M	M	M	M	M	M	M	M	M	49.92
1998	47.08	49.50	47.22	49.61	55.45	58.31	62.11	62.18	62.70	53.86	50.99	40.36
1999	43.79	41.99	49.13	50.24	54.64	57.94	61.92	64.31	61.19	55.82	45.45	46.95
2000	37.71	48.15	46.72	50.37	55.10	60.08	60.60	61.94	58.45	53.58	50.66	53.03
2001	50.42	47.29	53.53	50.37	54.33	59.49	61.59	62.76	59.37	59.01	46.60	44.11
2002	47.77	48.15	48.12	49.53	53.12	57.53	60.51	61.16	61.75	58.76	51.65	51.02
2003	44.61	46.12	48.92	51.55	55.13	61.71	61.49	65.35	60.92	54.66	52.69	46.88
2004	48.56	45.99	45.18	47.33	53.77	61.06	62.05	64.32	59.67	54.98	45.32	44.95
2005	40.02	37.84	47.24	50.06	55.11	60.59	61.72	62.59	58.46	57.29	46.54	46.25
2006	37.93	40.38	47.98	50.65	54.19	59.82	62.95	61.99	60.13	58.73	52.64	41.60
2007	39.42	45.33	44.74	48.13	51.88	57.28	60.63	60.12	59.69	52.41	41.83	41.31
2008	43.92	47.34	45.94	49.66	53.14	58.64	61.52	62.70	59.69	52.91	44.49	45.91
2009	M	44.60	M	64.40	M	M	M	M	M	M	60.80	M
2010	60.80	M	M	M	73.40	M	M	M	M	M	57.20	51.37
2011	46.24	M	M	M	M	68.00	64.40	60.29	59.98	57.89	50.77	46.48
2012	40.32	40.77	48.83	50.41	55.55	60.10	61.45	62.51	63.14	57.53	46.49	48.09
2013	49.57	45.46	50.45	51.29	53.02	58.02	62.60	63.54	63.25	58.06	50.43	46.82
2014	50.65	49.46	48.04	52.80	55.91	58.62	61.30	63.59	62.07	60.94	53.51	46.60
2015	46.22	44.30	46.40	62.60	M	M	M	M	M	M	M	60.80
2016	M	M	51.80	M	M	M	64.40	M	M	M	M	M
2017	M	M	M	M	61.33	63.95	62.37	61.56	57.51	56.46	48.04	42.12
2018	46.83	43.65	49.35	50.00	54.90	60.20	63.68	62.52	62.29	56.18	49.82	48.58
2019	41.72	42.53	46.02	48.48	58.86	57.53	62.91	62.17	61.03	56.08	54.41	48.00
2020	47.69	46.85	50.96	55.91	59.72	61.18	64.01	64.07	61.40	55.14	53.15	49.62
2021	43.52	52.79	49.37	52.83	55.65	59.38	61.70	63.09	62.89	56.46	48.54	52.65
2022	43.06	45.05	50.47	52.31	59.31	61.94	67.18	64.40	63.95	60.89	55.07	54.50
2023	41.60	43.30	50.47	52.48	57.95	64.71	65.18	66.12	62.03	60.23	52.31	47.80
2024	49.51	51.42	51.14	53.96	56.97	61.37	63.83	64.48	62.25	60.88	56.69	46.93
2025	49.26	45.75	52.83	54.23	57.29	63.40	65.05	65.39	58.32	58.69	51.80	48.73
2026	50.36	51.98	52.45	53.86	57.85	62.03	68.00	66.97	60.88	55.50	M	M

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

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
1997	M	M	M	M	M	M	M	M	M	M	M	54.36
1998	52.25	55.78	56.88	54.77	60.23	64.81	68.51	70.30	68.06	61.38	57.52	49.12
1999	51.25	50.15	55.64	57.30	60.99	64.88	68.65	70.11	67.34	62.21	53.51	52.77
2000	46.92	54.69	56.01	54.99	61.13	67.75	67.84	70.15	66.90	61.31	55.59	56.02
2001	53.74	53.61	57.29	57.18	60.61	66.47	67.84	69.60	67.02	64.49	53.77	50.17
2002	53.16	54.15	55.98	56.28	59.01	63.68	67.49	67.99	66.69	64.25	57.00	55.32
2003	51.20	51.59	55.82	57.51	63.07	68.52	68.37	73.44	69.56	61.14	57.56	52.08
2004	53.62	52.28	52.51	55.50	60.49	68.79	69.95	70.77	68.69	61.70	54.38	51.25
2005	48.88	47.25	55.11	56.88	61.94	68.52	69.21	72.33	67.34	64.03	53.64	52.25
2006	46.71	48.57	54.15	57.98	62.70	66.84	70.92	71.40	68.34	65.08	59.34	50.15
2007	48.47	52.42	53.24	56.49	59.19	64.08	68.26	68.40	68.26	62.72	54.12	50.33
2008	52.67	54.52	53.21	58.04	58.98	66.06	68.25	68.79	66.94	61.14	52.74	51.40
2009	M	44.60	M	64.40	M	M	M	M	M	M	60.80	M
2010	60.80	M	M	M	73.40	M	M	M	M	M	58.10	54.71
2011	50.82	M	M	M	M	68.90	64.40	66.59	69.35	66.97	56.51	52.99
2012	49.74	49.02	57.90	54.83	62.97	66.24	68.12	70.23	71.02	62.80	53.17	53.86
2013	53.73	50.99	54.36	56.90	58.53	66.20	70.40	71.51	70.00	64.44	55.96	53.34
2014	54.01	53.10	54.70	58.75	61.66	64.97	68.18	69.08	68.79	67.89	57.59	51.95
2015	51.44	48.65	56.30	62.60	M	M	M	M	M	M	M	61.70
2016	M	M	52.70	M	M	M	70.97	M	M	M	M	M
2017	M	M	M	M	66.68	70.75	69.09	69.59	66.51	66.85	56.38	50.56
2018	52.66	50.38	53.48	56.50	60.55	65.43	67.60	71.23	71.17	64.09	55.44	53.98
2019	49.86	52.20	56.11	54.69	65.26	63.05	68.12	69.54	69.92	62.94	57.83	54.00
2020	52.70	54.90	57.08	59.90	65.48	65.96	71.68	70.27	69.77	62.00	59.14	54.12
2021	49.59	56.35	56.81	58.83	61.58	65.58	68.04	69.47	69.22	66.32	55.31	56.77
2022	51.33	54.54	55.36	56.47	66.12	67.01	74.18	70.11	69.01	66.52	59.78	58.61
2023	49.83	51.65	57.67	62.21	65.30	70.35	70.62	73.97	68.94	67.75	58.66	53.40
2024	56.10	57.15	56.58	61.61	62.76	66.15	71.23	70.39	68.80	65.87	61.36	53.86
2025	54.50	53.15	57.03	60.53	63.55	70.10	71.97	72.77	67.25	66.32	57.42	53.65
2026	53.56	55.62	58.18	60.50	64.11	68.38	72.76	71.94	70.47	63.70	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
1997	M	M	M	M	M	M	M	M	M	M	M	84.3%
1998	83.4%	79.5%	71.6%	76.4%	83.3%	72.8%	85.1%	M	M	M	66.5%	M
1999	81.5%	73.3%	77.4%	78.6%	81.3%	77.2%	78.7%	78.8%	79.7%	80.9%	75.5%	83.9%
2000	77.8%	82.2%	70.6%	80.3%	82.1%	70.9%	76.6%	70.6%	77.0%	79.8%	83.5%	88.3%
2001	85.6%	78.5%	87.1%	76.1%	81.6%	75.6%	77.8%	77.4%	81.7%	83.4%	70.1%	72.8%
2002	82.3%	75.6%	77.7%	75.1%	77.9%	79.0%	74.4%	77.5%	85.8%	83.9%	84.8%	86.2%
2003	77.1%	82.1%	80.3%	79.3%	71.7%	74.2%	76.8%	74.3%	71.6%	79.3%	81.5%	81.8%
2004	85.0%	81.1%	75.9%	74.9%	74.8%	75.4%	72.3%	77.0%	72.5%	81.9%	75.9%	76.4%
2005	74.9%	67.5%	71.7%	76.9%	75.0%	74.0%	74.1%	67.5%	73.2%	76.6%	81.1%	79.4%
2006	79.6%	78.5%	83.5%	80.2%	72.6%	74.6%	73.9%	69.4%	78.4%	83.1%	86.1%	79.5%
2007	84.2%	85.3%	73.2%	76.9%	80.0%	77.8%	75.1%	70.4%	76.2%	74.1%	70.5%	80.4%
2008	85.6%	80.2%	76.5%	75.6%	81.0%	76.5%	77.4%	76.3%	75.3%	74.3%	74.7%	83.2%
2009	82.6%	79.7%	76.1%	79.3%	72.6%	78.3%	75.6%	76.5%	72.6%	74.8%	84.8%	82.0%
2010	82.0%	81.8%	78.5%	75.2%	74.1%	80.2%	71.8%	73.1%	77.9%	79.3%	79.9%	79.8%
2011	81.5%	82.4%	76.2%	74.9%	84.3%	76.1%	78.4%	81.2%	76.3%	69.7%	84.5%	82.9%
2012	79.8%	68.2%	67.6%	80.3%	81.3%	78.1%	72.6%	77.1%	68.9%	85.1%	81.2%	89.3%
2013	85.0%	79.8%	82.7%	79.9%	75.1%	69.3%	76.5%	73.9%	73.1%	84.5%	71.5%	75.3%
2014	84.1%	85.3%	77.9%	81.3%	74.9%	77.3%	76.9%	76.9%	83.2%	75.8%	85.5%	78.8%
2015	81.0%	74.7%	86.2%	M	M	M	M	M	M	M	M	M
2016	M	M	M	M	M	M	60.4%	M	M	M	M	M
2017	M	M	M	M	78.2%	70.9%	73.6%	72.4%	77.1%	71.8%	77.1%	78.0%
2018	83.2%	77.1%	84.3%	84.7%	82.6%	82.7%	79.1%	72.1%	73.6%	69.4%	82.1%	83.9%
2019	77.6%	74.8%	65.4%	80.7%	69.9%	75.9%	77.3%	75.1%	65.1%	80.2%	82.8%	83.3%
2020	84.8%	81.8%	75.2%	83.1%	80.8%	77.8%	74.7%	78.2%	72.7%	79.1%	81.4%	86.9%
2021	80.7%	86.6%	71.6%	85.0%	79.4%	78.8%	75.4%	78.1%	76.4%	73.2%	75.9%	84.8%
2022	74.8%	72.4%	80.4%	76.3%	75.7%	76.8%	69.7%	78.9%	80.0%	85.7%	85.4%	91.0%
2023	81.0%	71.2%	80.0%	71.3%	70.8%	76.3%	75.3%	72.1%	84.0%	79.8%	85.0%	83.8%
2024	86.7%	82.2%	82.4%	77.9%	76.1%	80.1%	79.9%	79.3%	71.2%	83.7%	81.3%	80.0%
2025	80.2%	85.2%	83.2%	81.4%	79.1%	74.4%	70.8%	72.9%	70.4%	79.2%	81.0%	85.8%
2026	83.9%	83.7%	72.6%	77.7%	79.3%	82.3%	75.1%	83.6%	77.3%	77.4%	M	M

Monthly Plots

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Sep 2026

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