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
2000	0.00	0.00	M	0.00	M	M	M	M	M	M	M	M
2001	M	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	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	0.00
2007	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2008	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2009	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
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	M	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
2000	M	M	M	7.0	M	M	M	M	M	M	M	M
2001	M	8.5	M	6.5	5.8	6.2	6.6	5.7	4.9	7.6	7.2	7.8
2002	7.0	6.8	6.0	0.2	0.0	0.0	0.0	5.6	5.4	3.8	3.5	4.2
2003	M	M	M	M	M	M	M	M	M	M	M	M
2004	M	M	M	M	M	M	M	M	2.3	3.2	3.8	4.1
2005	3.6	2.5	3.9	3.1	3.2	3.1	2.9	3.2	3.7	3.6	4.9	4.0
2006	3.5	4.4	3.9	3.8	3.1	0.4	0.0	0.0	3.0	4.0	3.3	4.3
2007	3.8	6.7	4.5	3.2	3.7	3.4	2.9	2.9	3.4	3.6	4.2	4.1
2008	3.2	3.8	4.2	3.6	3.3	3.1	3.2	2.8	2.8	3.4	3.7	4.8
2009	3.5	4.0	3.4	4.3	3.9	2.6	2.8	3.1	3.0	3.3	2.9	4.2
2010	4.2	4.3	3.7	3.5	3.4	3.0	3.5	3.1	3.7	3.9	3.8	4.0
2011	2.6	3.9	3.7	4.0	2.9	3.3	3.2	3.2	2.5	3.7	3.6	3.7
2012	4.2	3.8	2.7	M	6.4	7.0	6.3	6.6	6.8	7.4	6.9	7.8
2013	8.9	7.5	7.7	9.2	6.9	6.4	7.0	7.4	7.0	7.8	13.1	4.6
2014	7.7	8.2	8.2	7.9	7.1	5.9	8.1	5.9	7.4	7.6	10.1	8.2
2015	9.1	7.5	9.5	8.7	7.7	6.3	6.9	6.2	5.8	7.9	8.6	6.9
2016	8.0	8.8	7.4	7.1	6.7	8.0	7.1	6.5	5.9	7.1	7.3	9.4
2017	7.4	7.8	8.8	6.6	6.9	7.7	6.3	6.8	5.3	8.3	8.8	8.7
2018	8.5	7.0	7.2	7.8	7.5	7.0	6.5	6.5	6.0	8.3	8.2	6.3
2019	8.3	9.7	8.9	8.2	6.4	6.6	6.5	6.3	6.4	6.1	8.9	8.6
2020	6.2	7.2	7.8	8.9	8.6	6.6	14.4	5.0	7.0	7.5	8.2	8.7
2021	6.6	6.5	9.5	6.7	7.1	8.0	5.9	5.8	6.7	5.2	7.4	8.2
2022	6.9	9.2	8.4	8.2	6.3	7.7	7.5	4.7	5.8	5.1	8.2	8.3
2023	6.1	7.6	7.8	7.6	7.2	4.9	5.5	6.3	4.7	6.4	8.3	4.8
2024	8.0	7.7	7.6	7.7	5.7	7.5	6.7	6.3	5.7	7.6	8.7	7.2
2025	9.1	9.3	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
2000	M	M	M	M	M	M	M	M	M	M	M	M
2001	M	25.38	31.80	48.08	66.04	73.77	72.00	77.39	67.86	57.31	46.32	37.73
2002	30.82	32.75	36.42	48.87	57.56	69.09	75.67	76.53	70.93	50.01	38.49	35.65
2003	13.99	22.59	35.53	43.40	M	M	74.32	75.04	69.11	52.03	43.66	29.46
2004	30.70	29.45	M	M	M	63.83	70.93	68.12	62.50	51.15	33.96	20.83
2005	20.32	29.83	34.15	53.51	57.88	75.76	78.80	M	50.90	55.35	45.90	28.29
2006	33.96	17.68	25.82	38.56	60.69	65.86	73.07	68.75	59.00	43.54	37.67	33.52
2007	26.20	20.09	40.42	46.26	63.44	73.01	72.39	73.41	67.17	57.39	37.92	27.31
2008	27.47	26.63	33.68	54.09	60.68	71.80	75.93	73.00	68.51	52.97	41.44	28.18
2009	18.66	27.56	38.08	52.63	61.61	69.41	71.99	74.94	65.57	49.53	47.35	28.21
2010	26.90	27.63	43.58	55.48	66.43	69.73	79.04	74.92	67.26	52.82	42.37	26.62
2011	20.27	27.04	34.95	48.31	64.60	71.85	78.49	74.19	68.96	55.92	48.77	34.36
2012	28.58	30.65	44.54	M	65.93	72.06	77.35	77.13	66.66	57.79	39.61	32.63
2013	25.53	26.31	35.59	48.81	66.33	69.94	78.43	72.99	65.81	56.69	39.63	26.35
2014	22.22	22.70	28.30	48.87	62.40	72.31	74.74	73.39	67.13	56.45	39.45	31.72
2015	21.03	14.23	30.82	47.25	67.92	68.17	75.18	74.89	72.50	52.21	46.09	39.82
2016	27.69	30.77	38.70	46.33	64.42	71.70	76.22	76.02	70.35	55.37	44.44	30.58
2017	29.69	31.78	30.45	51.30	60.86	69.99	73.51	72.71	70.78	63.48	41.46	23.10
2018	23.67	32.79	34.83	42.74	66.65	70.82	79.46	77.28	69.05	50.34	34.91	29.51
2019	20.71	24.92	33.58	45.79	57.99	70.42	78.84	74.22	65.89	56.00	35.26	30.13
2020	27.95	29.18	39.44	46.34	61.88	72.94	79.60	73.86	67.14	54.53	47.31	34.95
2021	25.94	26.84	40.29	53.89	63.55	75.18	72.55	77.84	67.52	58.85	41.41	33.86
2022	20.65	28.97	37.23	48.47	67.91	69.27	74.00	72.58	62.41	57.73	45.06	33.19
2023	28.68	29.18	34.63	52.96	63.03	67.47	74.76	66.80	66.67	57.74	40.15	36.15
2024	28.23	34.29	41.08	50.90	66.74	73.85	78.77	74.26	71.00	57.94	45.53	30.10
2025	22.05	24.39	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
2000	M	M	M	M	M	M	M	M	M	M	M	M
2001	M	3.62	30.60	29.59	43.94	56.90	58.41	58.35	50.91	40.05	34.08	24.72
2002	16.29	11.51	17.95	34.41	41.42	52.81	60.58	57.97	52.34	35.88	25.97	16.06
2003	-6.09	2.01	14.39	22.51	M	M	62.14	61.57	52.33	39.40	29.47	14.01
2004	30.70	13.25	M	M	M	61.19	65.59	66.68	60.74	45.92	30.53	13.32
2005	1.79	6.01	14.44	33.52	43.15	59.94	61.74	M	41.90	43.25	32.23	14.71
2006	17.39	14.72	21.09	37.15	56.91	63.39	70.80	65.45	52.83	41.61	35.69	31.35
2007	7.96	10.23	22.37	31.07	45.08	57.10	59.42	57.61	52.72	45.81	27.23	14.89
2008	8.24	8.13	13.51	33.03	41.93	58.04	60.72	58.18	51.61	37.91	30.95	14.14
2009	-3.39	7.13	17.08	34.63	44.13	53.85	58.83	60.17	49.04	38.20	31.93	17.19
2010	14.65	16.33	28.59	37.93	47.05	56.92	64.43	60.38	54.10	39.34	28.84	15.15
2011	5.70	7.49	16.93	32.65	48.16	55.78	61.87	59.88	54.15	43.00	33.66	21.01
2012	10.70	13.35	25.73	M	49.21	56.59	60.67	61.32	49.27	43.73	24.74	20.85
2013	6.03	12.10	21.25	30.90	46.62	55.32	63.05	58.67	50.05	41.95	26.11	11.35
2014	4.83	4.11	4.04	29.93	46.24	54.63	60.95	57.28	51.23	43.36	28.79	20.42
2015	-1.29	-8.71	10.74	29.65	47.05	52.52	59.84	61.26	54.52	36.35	31.63	29.82
2016	10.75	11.19	21.15	28.30	44.73	53.20	60.51	60.87	52.19	41.25	32.08	15.75
2017	16.11	14.59	12.85	35.26	44.35	55.32	59.46	57.29	54.43	46.54	25.29	11.34
2018	6.94	13.12	19.85	27.04	45.71	53.24	62.33	62.35	52.83	38.27	25.03	12.27
2019	2.43	5.91	13.38	31.15	42.28	52.90	62.35	57.93	49.73	39.46	23.58	16.86
2020	12.64	7.48	23.52	30.70	44.59	55.13	64.63	59.13	48.83	39.12	31.51	22.38
2021	15.13	5.46	20.02	34.99	45.41	59.12	58.42	63.37	52.52	45.00	29.07	18.06
2022	-4.54	8.40	20.30	32.13	46.50	53.72	59.06	56.72	48.75	37.69	30.83	22.38
2023	17.72	8.84	20.41	33.87	42.21	51.85	60.10	53.42	50.58	45.59	28.66	24.66
2024	17.48	15.76	26.00	34.17	50.13	57.49	63.31	59.67	52.92	41.86	33.32	17.89
2025	6.92	5.68	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
2000	M	M	M	M	M	M	M	M	M	M	M	M
2001	M	14.50	31.20	38.83	54.99	65.34	65.20	67.87	59.38	48.68	40.20	31.23
2002	23.55	22.13	27.19	41.64	49.49	60.95	68.13	67.25	61.63	42.95	32.23	25.85
2003	3.95	12.30	24.96	32.96	M	M	68.23	68.31	60.72	45.71	36.56	21.74
2004	30.70	21.35	M	M	M	62.51	68.26	67.40	61.62	48.54	32.25	17.07
2005	11.06	17.92	24.30	43.51	50.52	67.85	70.27	M	46.40	49.30	39.06	21.50
2006	25.68	16.20	23.45	37.85	58.80	64.63	71.93	67.10	55.92	42.57	36.68	32.44
2007	17.08	13.80	31.39	38.67	54.26	65.06	65.90	65.51	59.94	51.60	32.58	21.10
2008	17.86	17.38	23.59	43.56	51.31	64.92	68.32	65.59	60.06	45.44	36.19	21.16
2009	7.64	17.34	27.58	43.63	52.87	61.63	65.41	67.55	57.30	43.86	39.64	22.70
2010	20.77	21.98	36.09	46.71	56.74	63.32	71.73	67.65	60.68	46.08	35.60	20.88
2011	12.99	17.26	25.94	40.48	56.38	63.82	70.18	67.03	61.55	49.46	41.21	27.68
2012	19.64	22.00	35.14	M	57.57	64.33	69.01	69.22	57.97	50.76	32.18	26.74
2013	15.78	19.20	28.42	39.86	56.48	62.63	70.74	65.83	57.93	49.32	32.87	18.85
2014	13.52	13.40	16.17	39.40	54.32	63.47	67.84	65.33	59.18	49.90	34.12	26.07
2015	9.87	2.76	20.78	38.45	57.49	60.35	67.51	68.07	63.51	44.28	38.86	34.82
2016	19.22	20.98	29.92	37.32	54.58	62.45	68.36	68.44	61.27	48.31	38.26	23.16
2017	22.90	23.18	21.65	43.28	52.61	62.66	66.48	65.00	62.60	55.01	33.37	17.22
2018	15.31	22.96	27.34	34.89	56.18	62.03	70.90	69.81	60.94	44.30	29.97	20.89
2019	11.57	15.42	23.48	38.47	50.13	61.66	70.59	66.07	57.81	47.73	29.42	23.49
2020	20.30	18.33	31.48	38.52	53.24	64.04	72.12	66.50	57.99	46.83	39.41	28.66
2021	20.54	16.15	30.16	44.44	54.48	67.15	65.48	70.60	60.02	51.93	35.24	25.96
2022	8.06	18.68	28.76	40.30	57.21	61.49	66.53	64.65	55.58	47.71	37.94	27.78
2023	23.20	19.01	27.52	43.41	52.62	59.66	67.43	60.11	58.63	51.66	34.40	30.41
2024	22.85	25.03	33.54	42.53	58.44	65.67	71.04	66.97	61.96	49.90	39.42	24.00
2025	14.48	15.03	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
2000	M	M	M	M	M	M	M	M	M	M	M	M
2001	M	74.3%	M	64.6%	65.7%	70.7%	74.1%	71.1%	75.4%	74.3%	77.1%	80.6%
2002	82.6%	72.0%	72.7%	70.0%	66.7%	73.0%	71.5%	70.6%	71.9%	73.9%	81.7%	70.2%
2003	M	M	M	M	M	M	M	M	M	M	M	M
2004	M	M	M	M	M	M	M	M	78.2%	80.2%	76.5%	81.1%
2005	71.5%	71.5%	68.0%	62.8%	69.6%	73.7%	73.1%	77.1%	78.7%	83.3%	75.9%	80.7%
2006	81.5%	74.4%	71.7%	66.3%	79.6%	79.5%	78.0%	79.1%	78.0%	80.1%	81.8%	82.4%
2007	75.0%	72.1%	62.6%	75.2%	64.3%	71.4%	79.3%	78.4%	77.5%	78.6%	79.5%	82.1%
2008	79.9%	78.8%	72.0%	68.4%	66.5%	83.1%	79.9%	77.4%	78.6%	75.6%	77.6%	76.3%
2009	77.5%	74.8%	65.2%	61.5%	68.8%	76.6%	80.5%	78.0%	77.0%	78.0%	81.0%	80.2%
2010	82.4%	78.4%	64.2%	68.2%	65.0%	78.8%	74.4%	76.9%	80.9%	77.1%	79.6%	86.3%
2011	82.8%	74.8%	72.9%	72.1%	79.3%	74.2%	74.8%	80.5%	81.7%	74.9%	73.3%	79.9%
2012	78.0%	75.7%	70.4%	M	71.9%	71.2%	71.7%	73.1%	76.7%	79.2%	75.8%	82.7%
2013	75.5%	75.0%	72.4%	65.0%	69.7%	78.2%	74.5%	75.7%	77.2%	73.7%	71.6%	77.3%
2014	70.2%	71.1%	63.9%	64.6%	70.2%	72.4%	72.3%	76.0%	78.2%	79.4%	76.2%	84.7%
2015	75.4%	71.5%	67.4%	69.1%	68.8%	75.7%	77.4%	77.5%	78.3%	74.6%	76.6%	85.2%
2016	80.7%	77.2%	71.6%	60.1%	69.4%	71.3%	73.7%	76.0%	77.2%	79.6%	83.5%	81.6%
2017	81.8%	78.2%	70.2%	76.8%	74.1%	74.9%	76.5%	74.9%	78.7%	74.6%	77.8%	79.5%
2018	79.2%	79.0%	74.0%	73.7%	63.4%	69.6%	72.5%	80.2%	80.9%	81.1%	85.3%	85.5%
2019	79.9%	75.3%	70.5%	75.5%	73.3%	73.0%	73.6%	75.0%	80.6%	80.8%	81.2%	81.0%
2020	85.4%	79.9%	71.3%	61.3%	60.4%	71.7%	75.9%	74.8%	73.7%	73.2%	74.4%	75.1%
2021	79.5%	74.8%	63.8%	67.6%	61.2%	68.1%	76.3%	74.5%	75.6%	80.6%	75.3%	76.1%
2022	72.0%	71.5%	73.6%	67.2%	67.1%	71.0%	70.5%	79.9%	81.9%	74.6%	73.0%	78.2%
2023	84.8%	73.3%	73.7%	66.6%	59.8%	78.5%	80.5%	79.8%	81.6%	80.6%	73.9%	85.9%
2024	81.1%	73.1%	76.1%	70.2%	74.2%	74.4%	76.4%	78.8%	76.2%	71.4%	73.3%	80.6%
2025	76.9%	72.6%	M	M	M	M	M	M	M	M	M	M

Monthly Plots

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