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
2001	M	0.78	0.00	0.00	2.70	1.88	0.86	2.33	3.40	4.23	2.23	2.48
2002	1.41	1.44	3.08	1.50	6.71	4.26	2.26	1.59	2.52	2.62	2.57	0.85
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	0.04	0.01	0.97	4.68	1.99	1.86	5.75	2.96	1.93	3.31	3.11	5.32
2008	2.62	6.73	1.45	2.80	2.79	6.22	5.83	2.28	1.69	3.44	1.91	3.22
2009	1.68	1.91	3.97	5.58	3.60	1.22	5.02	3.46	2.52	3.39	0.91	3.12
2010	1.70	1.69	1.65	1.62	0.87	4.34	1.08	7.04	5.77	3.26	2.39	2.23
2011	0.64	1.79	3.98	5.46	3.15	1.25	1.63	3.60	1.24	3.05	1.60	1.52
2012	2.13	0.70	1.24	2.19	2.86	2.13	1.45	2.01	2.83	0.18	1.84	0.00
2013	0.00	0.00	0.00	0.00	1.71	4.15	1.24	3.06	4.59	2.33	1.98	2.97
2014	2.31	2.19	0.81	3.73	1.12	1.13	0.75	6.49	1.95	2.39	0.62	1.48
2015	1.90	1.70	1.15	2.19	1.97	5.57	3.70	3.69	4.76	2.63	1.27	3.64
2016	1.37	5.31	3.18	1.36	0.66	2.13	2.52	4.16	3.21	5.41	1.78	4.06
2017	2.25	3.05	3.70	4.71	7.12	5.63	6.11	4.78	M	M	3.48	2.07
2018	2.94	2.00	2.14	5.05	1.03	2.21	2.36	1.05	3.39	5.14	3.73	2.91
2019	3.41	2.80	2.75	3.85	3.11	1.19	M	M	M	M	M	M
2020	M	M	M	M	M	M	M	M	M	0.43	2.61	2.89
2021	1.50	2.08	2.33	2.60	0.50	3.66	1.64	1.92	3.05	3.78	2.14	2.59
2022	1.73	2.93	2.69	3.43	5.18	3.23	3.15	2.56	2.61	0.91	2.83	4.16
2023	3.70	2.52	2.95	5.23	2.60	1.71	4.91	5.29	0.62	2.90	1.38	3.59
2024	3.43	0.73	2.43	4.81	3.15	3.69	3.36	5.61	1.36	1.00	2.23	3.98
2025	1.06	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
2001	M	7.1	M	6.7	5.8	5.3	5.9	5.2	5.2	6.7	6.5	5.9
2002	6.5	7.5	7.3	6.9	7.9	5.0	5.9	5.0	5.5	4.8	6.1	6.8
2003	M	M	M	M	M	M	M	M	M	M	M	M
2004	M	M	M	M	M	M	M	4.3	4.8	5.0	5.8	6.2
2005	5.9	4.7	6.1	6.2	5.0	4.9	4.6	4.6	5.5	5.5	6.9	6.1
2006	5.5	6.9	7.3	6.3	5.5	3.0	4.6	3.5	4.6	5.9	4.7	6.1
2007	6.3	7.0	7.1	6.3	5.3	4.8	4.2	4.5	4.8	4.7	5.7	5.7
2008	6.3	6.0	6.6	5.9	5.6	4.7	4.5	3.6	3.9	4.9	4.8	5.6
2009	5.3	6.4	5.9	6.4	6.0	3.6	4.3	4.5	4.1	4.5	4.2	5.0
2010	6.5	6.3	5.6	5.7	4.5	4.4	4.9	3.9	4.8	5.6	5.1	6.3
2011	4.6	5.9	6.3	6.4	5.0	5.1	4.4	4.3	4.0	4.8	5.9	5.5
2012	5.3	6.2	5.9	6.9	4.6	4.7	4.3	4.8	4.4	5.3	4.5	5.3
2013	5.6	5.6	6.1	6.6	5.0	4.2	3.8	4.1	4.2	4.5	6.9	3.6
2014	6.3	5.3	5.6	6.0	4.3	3.4	4.3	3.6	4.3	4.9	5.8	5.1
2015	6.0	5.8	6.7	6.1	5.9	3.9	4.2	4.1	3.9	5.0	5.2	4.8
2016	5.4	6.1	5.2	5.2	5.0	5.2	4.5	4.3	3.7	4.6	5.1	5.8
2017	5.0	5.6	6.0	6.0	5.0	4.7	3.8	3.8	3.2	5.3	5.4	4.8
2018	5.8	5.2	5.8	6.0	5.2	4.3	4.2	3.8	3.7	4.9	4.9	4.1
2019	5.9	5.7	6.0	5.7	4.8	4.2	4.2	4.0	3.8	3.9	5.4	4.7
2020	5.0	5.7	5.5	6.0	5.4	4.2	4.1	3.5	4.2	4.6	6.0	5.4
2021	4.3	4.7	6.9	5.2	5.0	5.1	3.2	3.7	4.0	3.4	4.4	5.2
2022	5.2	6.1	6.1	6.0	4.3	4.6	4.7	3.5	3.8	3.9	5.4	5.6
2023	6.7	5.6	5.7	5.6	5.0	3.0	3.6	3.7	4.7	4.7	5.3	4.6
2024	4.9	5.1	5.9	5.6	4.1	4.6	3.6	3.7	3.0	4.9	5.4	4.4
2025	6.4	M	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
2001	M	26.97	31.80	54.21	68.68	76.66	78.27	82.54	70.05	57.95	48.10	37.00
2002	32.31	33.95	35.93	52.24	60.92	71.80	78.49	79.49	75.03	51.63	39.73	30.43
2003	18.01	20.41	36.96	46.53	63.50	74.50	78.16	77.45	71.33	52.72	44.42	30.49
2004	33.10	41.35	M	M	M	66.53	71.96	68.24	67.07	52.36	36.62	19.94
2005	21.36	29.39	34.96	54.34	61.72	79.60	81.64	M	51.30	56.25	45.15	27.96
2006	30.97	19.79	30.87	43.14	59.40	67.80	74.84	67.80	56.39	49.79	38.76	33.04
2007	27.40	21.54	37.35	50.51	67.18	76.67	76.44	77.28	72.43	61.30	41.10	25.86
2008	29.36	26.99	32.92	57.51	64.31	74.59	76.72	74.16	69.78	55.02	41.77	28.35
2009	17.92	29.44	39.89	55.29	63.56	72.34	74.04	76.23	68.03	50.62	48.37	25.11
2010	25.12	29.08	45.95	59.76	69.48	72.35	80.66	74.98	67.53	55.04	43.78	27.50
2011	20.42	25.31	36.37	53.26	64.52	75.82	82.68	77.41	72.32	57.16	49.65	32.86
2012	27.33	33.17	49.65	52.26	70.79	76.45	83.58	80.34	68.90	58.49	41.54	31.37
2013	27.86	26.21	37.09	51.73	69.24	71.35	79.37	75.68	67.45	58.54	39.92	23.67
2014	21.34	23.07	29.56	49.59	65.15	70.99	73.10	74.93	69.03	57.83	39.05	31.74
2015	20.43	14.22	33.08	53.50	71.49	72.11	78.94	76.41	74.22	54.04	48.68	40.69
2016	28.27	28.11	39.55	49.43	68.92	76.07	81.12	81.76	72.87	56.57	45.71	31.76
2017	30.04	32.31	31.71	54.87	62.11	72.16	76.16	75.34	73.65	63.19	41.84	22.18
2018	23.79	34.65	35.52	45.34	70.72	74.35	84.58	80.07	72.03	51.39	36.42	30.92
2019	20.75	25.80	34.57	50.44	60.58	73.96	82.92	77.89	69.61	58.41	36.89	31.05
2020	28.92	30.04	41.98	49.75	64.58	76.99	85.18	76.85	67.65	54.96	47.91	33.30
2021	25.45	26.46	43.75	56.63	66.57	78.14	75.30	81.46	69.98	61.13	43.23	34.20
2022	19.63	28.61	38.89	52.64	70.54	72.93	79.04	78.62	68.03	60.35	47.11	33.62
2023	29.45	30.86	36.81	56.76	66.77	74.93	80.95	74.85	72.58	59.92	41.34	35.10
2024	28.10	35.47	45.08	53.71	69.36	74.99	80.38	77.24	73.79	60.17	46.85	29.51
2025	21.57	M	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
2001	M	7.41	30.00	33.22	46.89	55.62	56.27	57.05	49.39	41.66	32.83	23.74
2002	18.23	12.44	19.64	35.38	42.72	53.50	59.37	57.39	52.17	34.58	26.34	16.28
2003	-0.49	1.29	16.13	29.10	45.37	54.01	59.17	59.90	50.75	36.87	29.25	16.24
2004	33.10	26.70	M	M	M	62.92	64.64	64.58	63.10	46.97	31.98	14.41
2005	3.60	10.06	15.34	34.21	41.09	59.78	61.17	M	49.50	41.79	28.45	14.68
2006	16.05	13.07	23.56	39.99	50.69	57.70	69.24	60.07	52.37	49.20	35.70	29.48
2007	9.69	3.31	17.12	33.52	43.03	54.03	56.73	55.98	49.53	42.47	25.53	13.14
2008	13.37	9.45	17.55	35.66	41.09	57.75	59.00	55.86	49.41	35.94	28.15	10.93
2009	0.49	10.61	21.79	33.86	44.53	52.93	57.20	57.59	46.95	36.36	30.72	9.01
2010	12.70	16.64	28.46	37.84	47.45	54.87	62.10	57.30	49.48	38.48	27.84	16.92
2011	6.83	9.33	20.32	34.11	48.00	56.72	61.22	57.97	51.85	40.93	32.81	19.10
2012	8.75	16.21	29.11	33.55	49.49	55.79	59.80	55.12	48.60	42.02	24.79	17.89
2013	7.19	11.66	22.34	32.91	46.53	54.99	60.09	57.06	46.92	41.27	23.74	9.31
2014	4.88	7.57	10.21	32.37	48.26	55.54	60.07	56.17	48.79	42.81	29.74	20.03
2015	-1.14	-6.64	14.46	33.05	48.48	53.18	58.59	58.31	53.84	36.20	32.18	30.57
2016	10.79	9.57	22.41	27.71	44.61	53.15	58.99	60.96	49.96	40.19	30.67	16.34
2017	17.51	17.13	15.69	37.15	45.48	55.21	58.47	55.93	51.90	44.62	24.89	8.72
2018	5.66	14.80	22.52	29.53	47.19	52.97	60.83	61.32	52.53	37.70	23.71	14.83
2019	2.94	8.06	16.96	33.22	43.35	51.99	60.73	55.94	47.84	38.00	20.69	16.46
2020	14.51	10.96	25.71	30.93	42.05	53.74	63.20	57.54	47.50	37.38	32.52	21.34
2021	14.70	8.87	21.33	35.99	43.82	57.48	58.04	62.54	51.23	44.73	27.05	19.16
2022	-4.61	6.06	21.34	34.42	46.94	54.81	60.03	58.97	49.66	36.99	29.89	22.20
2023	17.57	11.07	23.50	35.94	42.60	54.45	61.47	56.15	51.26	45.04	26.51	24.28
2024	16.47	17.02	27.41	35.27	50.29	56.59	61.90	58.48	51.79	39.30	33.10	17.57
2025	10.18	M	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
2001	M	17.19	30.90	43.71	57.78	66.14	67.27	69.79	59.72	49.81	40.46	30.37
2002	25.27	23.20	27.79	43.81	51.82	62.65	68.93	68.44	63.60	43.10	33.03	23.35
2003	8.76	10.85	26.54	37.81	54.43	64.25	68.66	68.67	61.04	44.80	36.83	23.36
2004	33.10	34.02	M	M	M	64.72	68.30	66.41	65.08	49.67	34.30	17.17
2005	12.48	19.72	25.15	44.28	51.40	69.69	71.41	M	50.40	49.02	36.80	21.32
2006	23.51	16.43	27.22	41.57	55.04	62.75	72.04	63.93	54.38	49.50	37.23	31.26
2007	18.55	12.42	27.23	42.02	55.10	65.35	66.59	66.63	60.98	51.89	33.31	19.50
2008	21.37	18.22	25.23	46.59	52.70	66.17	67.86	65.01	59.60	45.48	34.96	19.64
2009	9.20	20.03	30.84	44.58	54.05	62.64	65.62	66.91	57.49	43.49	39.54	17.06
2010	18.91	22.86	37.21	48.80	58.47	63.61	71.38	66.14	58.51	46.76	35.81	22.21
2011	13.63	17.32	28.34	43.69	56.26	66.27	71.95	67.69	62.08	49.04	41.23	25.98
2012	18.04	24.69	39.38	42.91	60.14	66.12	71.69	67.73	58.75	50.25	33.16	24.63
2013	17.53	18.94	29.71	42.32	57.88	63.17	69.73	66.37	57.18	49.91	31.83	16.49
2014	13.11	15.32	19.89	40.98	56.70	63.27	66.58	65.55	58.91	50.32	34.39	25.89
2015	9.65	3.79	23.77	43.28	59.99	62.65	68.76	67.36	64.03	45.12	40.43	35.63
2016	19.53	18.84	30.98	38.57	56.77	64.61	70.06	71.36	61.41	48.38	38.19	24.05
2017	23.78	24.72	23.70	46.01	53.80	63.69	67.31	65.63	62.78	53.90	33.37	15.45
2018	14.72	24.72	29.02	37.44	58.95	63.66	72.70	70.69	62.28	44.55	30.06	22.88
2019	11.85	16.93	25.77	41.83	51.96	62.97	71.82	66.91	58.72	48.21	28.79	23.76
2020	21.72	20.50	33.85	40.34	53.31	65.37	74.19	67.20	57.58	46.17	40.21	27.32
2021	20.08	17.67	32.54	46.31	55.19	67.81	66.67	72.00	60.60	52.93	35.14	26.68
2022	7.51	17.34	30.11	43.53	58.74	63.87	69.53	68.79	58.84	48.67	38.50	27.91
2023	23.51	20.97	30.16	46.35	54.69	64.69	71.21	65.50	61.92	52.48	33.92	29.69
2024	22.28	26.24	36.25	44.49	59.83	65.79	71.14	67.86	62.79	49.74	39.98	23.54
2025	15.87	M	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
2001	M	74.3%	M	63.1%	73.1%	76.2%	72.8%	73.8%	81.4%	82.3%	86.6%	89.9%
2002	86.7%	77.2%	76.7%	75.5%	72.6%	81.7%	78.0%	79.0%	79.4%	85.8%	88.2%	86.3%
2003	M	M	M	M	M	M	M	M	M	M	M	M
2004	M	M	M	M	M	M	M	93.0%	90.1%	90.1%	89.0%	90.7%
2005	80.9%	82.8%	74.0%	71.7%	76.3%	83.7%	82.5%	84.0%	86.5%	92.1%	87.8%	90.6%
2006	92.7%	81.9%	73.3%	73.6%	83.5%	80.1%	73.5%	70.9%	80.7%	80.3%	82.2%	79.9%
2007	75.9%	66.3%	66.1%	72.0%	60.3%	69.7%	75.3%	71.8%	72.0%	78.4%	77.4%	81.4%
2008	77.8%	77.5%	64.5%	62.6%	63.2%	78.3%	76.9%	78.3%	78.8%	75.7%	80.2%	77.3%
2009	75.0%	73.5%	63.5%	62.3%	64.8%	70.5%	75.6%	74.7%	74.7%	78.6%	77.7%	80.1%
2010	77.8%	74.2%	60.5%	61.3%	59.5%	73.1%	67.3%	74.0%	78.7%	71.2%	74.2%	78.4%
2011	76.3%	67.9%	64.7%	66.3%	73.6%	64.6%	65.0%	71.3%	73.7%	74.0%	72.8%	83.1%
2012	80.7%	74.3%	67.7%	62.5%	67.0%	69.4%	61.5%	68.6%	75.4%	77.8%	75.5%	86.0%
2013	77.2%	76.1%	69.9%	63.5%	63.9%	75.3%	74.0%	75.6%	77.6%	75.6%	72.1%	79.6%
2014	70.9%	70.6%	65.3%	68.2%	70.4%	69.7%	73.8%	76.6%	77.5%	77.8%	71.5%	78.5%
2015	70.1%	68.0%	66.5%	60.1%	60.9%	73.8%	70.7%	77.7%	76.6%	72.9%	76.0%	83.5%
2016	77.8%	75.2%	71.9%	55.9%	59.6%	62.7%	68.2%	71.6%	76.2%	81.3%	82.9%	79.4%
2017	81.0%	74.1%	67.0%	72.3%	76.1%	75.1%	77.3%	78.2%	79.0%	75.5%	76.7%	76.4%
2018	76.6%	78.1%	70.4%	69.4%	60.5%	69.0%	64.4%	75.1%	76.4%	75.8%	80.5%	81.9%
2019	73.9%	70.4%	66.2%	68.4%	71.2%	69.9%	69.6%	69.4%	77.2%	79.6%	76.4%	80.3%
2020	81.5%	72.7%	70.5%	59.3%	59.1%	67.3%	69.0%	77.7%	76.4%	77.1%	73.5%	79.9%
2021	81.6%	73.5%	58.8%	62.9%	60.7%	67.2%	76.2%	75.5%	77.9%	84.6%	78.5%	76.7%
2022	70.4%	71.1%	71.4%	63.4%	65.4%	73.3%	69.3%	77.7%	81.3%	72.9%	72.8%	80.2%
2023	85.6%	71.7%	70.4%	64.1%	58.8%	71.7%	75.7%	79.6%	80.3%	81.1%	74.8%	87.0%
2024	78.9%	70.0%	67.7%	70.4%	72.9%	74.8%	77.2%	81.6%	80.0%	75.1%	75.4%	83.2%
2025	72.7%	M	M	M	M	M	M	M	M	M	M	M

Monthly Plots

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