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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
1999	0.00	M	M	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	M	M	M	M	M	M	M	M	M	M	M	M
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	0.00	0.00	0.00	0.00	0.00	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
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
1999	6.5	M	M	7.8	6.9	6.8	7.6	6.4	5.8	6.5	8.6	7.1
2000	7.9	6.8	8.1	7.1	8.7	8.2	7.6	5.2	5.3	6.9	2.5	3.5
2001	6.3	7.0	6.0	6.8	7.4	6.8	7.1	7.0	7.4	6.2	8.4	5.4
2002	M	M	M	M	M	M	M	M	M	M	M	M
2003	6.0	6.7	8.5	8.6	7.0	6.7	5.3	6.8	6.2	6.4	6.6	8.0
2004	6.4	6.5	6.6	6.6	7.4	6.9	5.8	6.6	6.5	6.0	6.3	7.0
2005	7.5	7.6	6.7	6.7	7.1	6.8	5.2	7.0	7.0	7.6	6.7	5.0
2006	7.6	5.7	5.9	6.2	4.7	6.5	5.8	4.3	5.8	5.6	7.6	7.1
2007	5.8	3.8	5.0	8.7	6.8	5.5	M	5.5	6.0	5.8	6.8	7.7
2008	8.5	7.7	7.9	5.3	6.8	6.2	3.8	5.8	4.4	6.8	6.1	6.8
2009	M	M	M	M	M	M	M	M	M	M	M	M
2010	4.9	5.2	6.2	5.9	6.0	6.4	6.0	4.6	5.3	6.5	4.1	3.2
2011	4.5	3.7	7.6	5.4	6.2	5.4	2.9	4.3	5.9	5.6	5.4	7.6
2012	6.6	6.1	6.8	6.2	6.6	5.3	5.1	4.3	5.9	5.0	6.9	6.5
2013	3.3	5.9	6.5	6.3	6.4	5.5	6.4	4.8	5.8	5.7	6.1	7.4
2014	5.5	7.7	6.8	6.3	6.8	6.5	4.1	5.4	4.8	6.6	4.9	6.5
2015	8.0	7.5	7.2	7.9	7.3	7.1	5.3	4.3	5.3	5.2	6.4	6.4
2016	5.3	6.3	5.9	6.0	5.3	6.3	4.8	5.9	4.8	4.8	6.9	5.7
2017	6.2	5.6	7.3	6.4	6.7	6.7	5.5	5.4	4.8	5.8	6.3	6.8
2018	5.2	5.4	6.2	5.3	6.5	7.4	5.8	5.9	7.2	5.6	5.9	6.5
2019	5.5	7.9	7.7	6.0	6.8	6.7	5.9	5.9	5.1	5.6	5.3	6.5
2020	8.4	7.4	7.7	8.3	6.9	5.6	5.8	4.7	6.5	6.4	7.4	7.8
2021	6.1	5.5	8.0	6.6	7.0	6.1	5.2	4.7	7.1	9.7	6.8	7.1
2022	9.2	8.3	7.9	7.0	8.3	7.5	7.0	7.1	6.0	7.7	6.8	6.9
2023	9.4	7.6	7.7	6.1	8.0	6.8	6.3	6.9	7.9	6.1	5.6	6.1
2024	7.5	9.3	6.6	7.4	6.6	6.9	6.5	7.3	7.2	8.3	7.0	8.6
2025	7.7	7.7	8.0	7.8	7.8	7.6	5.8	6.6	7.2	7.9	7.0	8.4
2026	5.5	5.6	9.1	7.0	7.6	7.5	5.9	7.0	7.3	M	M	M

Average Daily High Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
1999	14.60	M	33.80	50.83	50.69	68.60	67.80	60.69	61.73	44.72	37.77	26.08
2000	29.77	29.02	31.57	45.73	57.45	62.60	68.42	64.28	56.36	49.28	38.62	33.30
2001	29.85	20.33	26.31	44.73	52.09	63.50	70.92	66.08	58.34	47.62	32.24	19.63
2002	26.02	31.29	34.20	48.57	60.18	68.54	69.20	69.68	56.30	36.35	25.76	21.26
2003	17.54	27.05	36.30	40.07	55.17	62.00	70.22	65.50	57.86	40.64	35.97	31.59
2004	22.83	27.41	35.31	49.74	55.05	60.44	63.18	66.74	56.66	45.06	33.14	31.82
2005	30.86	26.02	28.86	48.01	56.33	65.96	73.09	66.78	59.24	48.43	40.40	26.43
2006	26.77	21.59	25.79	44.66	58.25	67.76	74.00	74.27	61.94	44.72	36.44	39.49
2007	28.11	17.41	41.81	47.36	56.74	69.11	M	66.83	55.22	46.23	33.32	36.30
2008	30.95	33.24	32.64	47.60	58.42	64.40	74.30	61.96	53.54	47.15	36.32	33.57
2009	26.14	24.35	31.71	45.74	61.21	59.33	70.70	67.83	60.26	40.48	37.46	23.00
2010	13.40	18.22	32.19	45.97	60.38	64.18	77.42	67.92	57.23	43.54	27.45	14.53
2011	24.66	17.25	34.52	49.07	58.29	71.20	73.74	67.88	58.94	47.97	41.78	35.83
2012	23.35	22.13	37.81	43.10	56.74	62.48	70.73	66.20	56.48	43.15	37.94	18.94
2013	24.80	29.11	27.88	43.40	65.50	70.10	68.99	68.81	59.48	47.04	38.48	35.89
2014	20.27	33.29	39.78	47.49	58.59	63.38	76.94	68.87	60.74	44.19	35.72	32.12
2015	28.69	34.19	39.84	46.58	54.80	60.56	66.43	70.40	60.08	47.85	41.30	36.59
2016	16.85	31.21	36.30	46.04	63.59	65.96	69.86	64.81	59.30	42.10	32.18	32.93
2017	30.32	29.17	37.05	39.74	53.18	63.50	65.45	64.17	56.30	42.51	37.28	32.46
2018	26.37	19.72	28.81	44.89	66.59	64.16	79.26	70.15	59.84	47.15	39.08	30.03
2019	23.35	32.77	34.32	52.12	56.60	68.36	69.34	68.60	56.78	41.48	32.66	34.09
2020	37.40	34.73	37.52	43.70	54.78	75.33	66.72	68.17	60.35	49.07	41.90	33.74
2021	24.51	22.61	35.95	45.98	55.70	73.26	76.83	68.67	53.35	48.37	34.22	22.77
2022	28.23	29.49	39.49	44.00	56.85	68.84	69.39	70.73	53.90	48.43	35.90	26.43
2023	30.61	30.91	31.19	48.02	59.70	69.86	68.29	67.94	62.78	40.13	28.64	22.48
2024	19.46	26.72	35.60	41.54	66.03	68.48	71.02	69.34	62.60	48.90	37.52	32.41
2025	30.14	30.59	40.25	48.80	54.70	62.96	77.06	66.26	62.12	47.39	38.72	36.18
2026	16.85	19.66	42.63	50.42	60.16	68.00	68.70	66.55	60.44	M	M	M

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
1999	4.70	M	33.80	34.91	33.18	51.27	53.00	43.44	40.01	36.94	30.32	15.10
2000	19.65	19.21	17.97	32.07	40.88	48.88	52.84	46.69	36.02	42.98	35.60	27.22
2001	21.43	5.73	9.35	34.12	35.60	49.03	57.26	49.01	43.88	38.15	23.78	10.57
2002	16.85	22.23	18.73	32.00	38.27	48.26	58.64	48.72	37.22	24.05	17.24	8.90
2003	-0.17	11.69	25.50	24.37	39.20	43.93	56.88	48.72	39.50	30.08	29.70	19.92
2004	11.97	14.68	19.75	28.66	38.21	42.68	50.52	47.90	43.70	32.58	24.14	23.30
2005	22.58	14.58	8.31	27.66	36.59	44.84	49.44	49.71	40.58	35.89	33.08	14.41
2006	17.37	7.89	4.59	30.20	34.55	45.20	45.50	50.70	44.30	35.54	28.46	31.19
2007	14.75	-0.46	26.02	29.42	37.17	40.40	M	48.98	38.54	37.17	24.74	29.62
2008	23.75	22.75	21.08	29.96	33.80	43.65	50.00	46.86	37.52	37.34	27.92	27.35
2009	14.52	11.94	18.82	29.96	38.15	40.51	51.35	46.75	42.38	27.70	32.00	11.68
2010	-1.26	4.96	13.84	30.65	41.30	42.90	56.04	49.13	40.59	33.48	17.10	-0.75
2011	10.63	-2.86	16.58	31.00	37.35	48.57	56.16	49.95	45.74	36.24	32.24	29.39
2012	13.77	7.98	22.36	28.04	36.24	43.28	50.93	47.06	42.08	32.87	31.10	6.92
2013	11.41	20.49	0.06	27.87	41.81	50.18	49.77	47.10	41.54	32.35	29.48	26.54
2014	9.88	28.72	26.14	28.14	37.75	42.38	52.61	50.64	39.92	33.22	28.58	23.93
2015	18.99	24.16	25.90	31.34	39.02	44.90	48.95	45.92	41.60	30.78	33.56	27.35
2016	1.57	21.06	24.28	29.36	38.79	46.22	51.80	49.59	40.76	30.66	23.84	20.91
2017	19.71	15.61	24.16	25.70	33.08	44.24	46.75	47.04	40.88	34.03	30.08	25.26
2018	16.61	3.97	6.45	26.67	39.39	44.36	55.17	49.30	44.30	31.65	28.88	21.14
2019	10.11	16.89	19.63	28.72	36.40	48.62	46.57	48.02	39.02	31.70	25.28	27.24
2020	28.86	22.13	23.75	27.44	32.90	49.67	48.49	45.30	42.09	37.17	32.90	28.76
2021	14.87	6.29	20.45	27.44	36.32	52.09	52.38	47.98	40.01	38.85	24.08	9.99
2022	15.97	16.83	22.83	25.46	36.76	49.10	51.28	50.93	38.72	35.60	29.36	17.19
2023	23.00	18.69	15.97	26.72	36.94	45.62	50.87	52.85	47.30	27.01	20.30	12.78
2024	4.07	16.05	23.23	27.74	39.72	47.60	53.89	52.09	44.00	36.35	29.00	20.39
2025	20.27	20.11	25.79	28.64	35.83	44.90	54.01	47.04	45.92	37.75	27.86	27.76
2026	5.52	0.76	29.79	27.74	37.92	49.70	50.29	47.50	44.24	M	M	M

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

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
1999	9.65	M	33.80	42.87	41.93	59.93	60.40	52.06	50.87	40.83	34.05	20.59
2000	24.71	24.12	24.77	38.90	49.16	55.74	60.63	55.49	46.19	46.13	37.11	30.26
2001	25.64	13.03	17.83	39.42	43.85	56.27	64.09	57.55	51.11	42.89	28.01	15.10
2002	21.43	26.76	26.47	40.29	49.22	58.40	63.92	59.20	46.76	30.20	21.50	15.08
2003	8.69	19.37	30.90	32.22	47.18	52.97	63.55	57.11	48.68	35.36	32.84	25.76
2004	17.40	21.04	27.53	39.20	46.63	51.56	56.85	57.32	50.18	38.82	28.64	27.56
2005	26.72	20.30	18.59	37.83	46.46	55.40	61.27	58.25	49.91	42.16	36.74	20.42
2006	22.07	14.74	15.19	37.43	46.40	56.48	59.75	62.48	53.12	40.13	32.45	35.34
2007	21.43	8.47	33.92	38.39	46.95	54.76	M	57.90	46.88	41.70	29.03	32.96
2008	27.35	28.00	26.86	38.78	46.11	54.03	62.15	54.41	45.53	42.25	32.12	30.46
2009	20.33	18.15	25.26	37.85	49.68	49.92	61.02	57.29	51.32	34.09	34.73	17.34
2010	6.07	11.59	23.01	38.31	50.84	53.54	66.73	58.53	48.91	38.51	22.28	6.89
2011	17.64	7.20	25.55	40.03	47.82	59.88	64.95	58.92	52.34	42.10	37.01	32.61
2012	18.56	15.06	30.08	35.57	46.49	52.88	60.83	56.63	49.28	38.01	34.52	12.93
2013	18.10	24.80	13.97	35.63	53.66	60.14	59.38	57.95	50.51	39.69	33.98	31.22
2014	15.07	31.00	32.96	37.82	48.17	52.88	64.78	59.75	50.33	38.71	32.15	28.02
2015	23.84	29.17	32.87	38.96	46.91	52.73	57.69	58.16	50.84	39.32	37.43	31.97
2016	9.21	26.13	30.29	37.70	51.19	56.09	60.83	57.20	50.03	36.38	28.01	26.92
2017	25.02	22.39	30.61	32.72	43.13	53.87	56.10	55.60	48.59	38.27	33.68	28.86
2018	21.49	11.85	17.63	35.78	52.99	54.26	67.22	59.73	52.07	39.40	33.98	25.58
2019	16.73	24.83	26.98	40.42	46.50	58.49	57.95	58.31	47.90	36.59	28.97	30.66
2020	33.13	28.43	30.64	35.57	43.84	62.50	57.61	56.74	51.22	43.12	37.40	31.25
2021	19.69	14.45	28.20	36.71	46.01	62.67	64.60	58.33	46.68	43.61	29.15	16.38
2022	22.10	23.16	31.16	34.73	46.81	58.97	60.34	60.83	46.31	42.02	32.63	21.81
2023	26.80	24.80	23.58	37.37	48.32	57.74	59.58	60.39	55.04	33.57	24.47	17.63
2024	11.76	21.39	29.42	34.64	52.87	58.04	62.45	60.71	53.30	42.63	33.26	26.40
2025	25.21	25.35	33.02	38.72	45.27	53.93	65.53	56.65	54.02	42.57	33.29	31.97
2026	11.18	10.21	36.21	39.08	49.04	58.85	59.49	57.03	52.34	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
1999	85.9%	M	M	62.7%	63.8%	66.0%	71.7%	79.3%	79.2%	89.1%	88.8%	91.9%
2000	89.0%	87.9%	80.3%	79.0%	63.0%	67.6%	78.5%	82.0%	82.1%	86.6%	94.1%	95.8%
2001	95.3%	85.4%	83.0%	84.1%	71.3%	69.2%	74.5%	76.4%	84.0%	90.7%	89.1%	89.5%
2002	M	M	M	M	M	M	M	M	M	M	M	M
2003	87.1%	86.4%	78.0%	64.9%	75.7%	71.6%	82.1%	79.6%	80.1%	90.2%	93.4%	88.1%
2004	90.8%	89.2%	81.7%	60.2%	73.8%	72.5%	84.0%	82.6%	90.2%	90.0%	91.1%	97.3%
2005	95.5%	88.8%	77.7%	69.4%	68.5%	69.0%	73.7%	84.0%	82.6%	88.3%	96.1%	94.4%
2006	90.9%	91.5%	85.2%	76.7%	70.1%	64.3%	64.5%	70.3%	85.3%	95.0%	93.8%	91.7%
2007	94.3%	89.1%	86.0%	68.5%	72.5%	59.3%	M	82.9%	87.2%	92.4%	94.7%	93.5%
2008	92.0%	90.0%	83.7%	78.1%	61.1%	67.5%	55.8%	81.0%	81.6%	90.5%	92.4%	94.0%
2009	M	M	M	M	M	M	M	M	M	M	M	M
2010	89.3%	89.1%	84.1%	76.7%	71.9%	65.8%	69.4%	82.0%	87.3%	87.6%	90.0%	85.6%
2011	89.1%	83.6%	73.3%	73.3%	64.8%	68.9%	77.0%	81.9%	88.2%	89.2%	92.6%	93.6%
2012	93.1%	89.0%	79.8%	78.0%	64.5%	74.2%	75.8%	85.0%	87.7%	95.1%	92.2%	91.8%
2013	94.4%	92.8%	75.3%	75.8%	62.8%	77.8%	74.5%	81.4%	87.0%	89.2%	93.3%	93.6%
2014	90.7%	93.7%	78.0%	64.8%	70.3%	73.6%	72.2%	82.0%	83.4%	90.2%	96.4%	94.7%
2015	93.7%	87.8%	80.4%	76.9%	74.0%	74.4%	79.2%	77.2%	88.3%	88.7%	96.0%	92.1%
2016	86.0%	93.9%	82.8%	78.6%	68.9%	70.7%	80.6%	85.4%	85.6%	88.5%	93.4%	92.8%
2017	88.7%	88.5%	79.8%	79.2%	66.0%	70.9%	78.2%	84.1%	90.0%	93.1%	94.6%	92.6%
2018	91.9%	84.5%	78.6%	75.6%	56.8%	61.8%	68.1%	75.3%	83.4%	88.1%	93.4%	92.2%
2019	89.8%	85.0%	80.6%	61.5%	70.0%	68.1%	68.3%	77.4%	88.3%	91.4%	96.9%	95.6%
2020	89.2%	85.3%	77.8%	69.5%	60.4%	58.9%	77.7%	77.7%	84.4%	91.9%	90.6%	93.2%
2021	91.4%	87.9%	77.3%	72.3%	68.0%	66.4%	66.4%	80.6%	80.3%	89.2%	90.5%	88.4%
2022	86.2%	86.4%	72.5%	70.6%	63.1%	71.4%	77.0%	79.9%	85.4%	89.8%	93.2%	92.5%
2023	90.8%	88.9%	79.3%	66.4%	59.0%	61.7%	78.0%	83.9%	85.4%	86.3%	93.0%	89.8%
2024	84.9%	85.3%	83.6%	76.6%	55.4%	72.3%	81.1%	81.7%	83.4%	88.0%	94.5%	89.2%
2025	88.7%	89.1%	76.7%	66.5%	64.0%	73.2%	70.4%	82.3%	86.6%	88.5%	93.9%	91.4%
2026	88.3%	86.9%	83.2%	61.5%	64.6%	71.5%	77.8%	79.5%	85.3%	M	M	M

Monthly Plots

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Aug 2026

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Oct 2026