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
2002	M	0.00	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	M	M	M	M	M	M	M	M	M	M	M	M
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
2002	M	7.2	M	M	M	M	M	M	M	M	M	M
2003	5.5	6.2	5.8	6.9	6.0	10.6	6.5	6.6	6.8	6.2	6.1	6.6
2004	M	M	M	6.6	6.6	6.5	6.1	5.8	5.7	5.4	6.1	5.0
2005	4.9	6.0	5.1	5.9	6.6	5.9	7.4	5.2	5.2	4.7	5.5	5.0
2006	5.0	5.2	6.3	6.0	6.6	6.6	6.2	6.1	6.0	4.7	4.0	4.7
2007	5.1	4.7	6.5	7.1	6.8	5.8	6.6	6.2	6.8	4.6	6.2	4.5
2008	5.2	5.0	7.1	6.6	6.7	5.5	7.2	5.9	5.8	5.2	6.9	6.5
2009	4.7	6.3	6.8	6.9	6.1	6.8	6.0	6.6	5.8	5.5	5.1	5.4
2010	4.9	5.6	6.6	6.4	7.2	6.8	6.0	5.9	6.3	5.8	7.1	5.6
2011	4.3	5.1	7.3	6.2	6.3	6.0	6.3	5.7	5.0	4.9	4.9	4.5
2012	5.4	6.1	6.0	6.9	6.6	6.1	6.8	5.9	5.7	5.4	5.6	4.8
2013	4.7	5.6	6.5	6.7	7.0	6.3	5.7	5.8	5.6	5.4	6.0	5.2
2014	5.3	5.9	6.6	7.2	6.1	6.0	5.9	5.8	5.2	4.9	5.7	4.4
2015	5.2	5.8	7.0	7.2	6.1	6.1	6.5	6.0	6.8	4.9	4.3	3.8
2016	5.5	7.3	6.3	6.6	6.3	6.0	6.3	5.4	5.3	5.1	4.8	3.9
2017	5.4	4.7	6.0	6.3	6.1	6.4	6.1	6.3	5.6	4.9	4.9	4.7
2018	5.7	5.7	5.9	6.4	6.0	6.4	5.9	5.2	5.0	5.8	5.6	4.9
2019	5.1	5.4	5.9	7.1	6.7	6.1	6.5	5.9	5.3	5.1	7.5	5.5
2020	4.5	6.7	6.8	7.1	6.5	6.7	6.6	6.3	5.9	6.0	4.2	5.8
2021	6.0	5.7	6.0	6.7	7.1	6.3	6.7	6.3	5.8	5.1	6.3	5.2
2022	5.4	6.5	6.1	6.8	6.6	6.9	7.0	6.8	6.4	5.3	5.1	4.8
2023	5.3	6.3	6.6	6.8	6.3	6.0	6.6	6.3	5.5	6.0	6.3	5.5
2024	5.3	6.4	7.0	6.6	6.4	6.5	6.1	6.0	6.4	5.4	4.8	4.8
2025	5.3	4.6	6.1	7.0	6.8	6.2	7.0	6.1	5.8	4.9	4.9	4.3
2026	4.3	5.4	6.1	6.2	5.8	6.0	6.0	6.4	6.1	M	M	M

Average Daily High Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2002	M	46.40	M	M	M	M	M	M	M	M	M	M
2003	41.00	46.14	59.06	61.58	78.10	88.22	87.05	91.81	75.86	60.57	53.66	51.45
2004	M	M	M	68.45	69.57	80.24	83.50	84.35	76.58	65.33	54.44	47.45
2005	41.93	44.34	55.92	61.88	74.56	81.68	83.33	78.45	75.38	62.08	50.36	40.54
2006	38.56	44.79	52.96	64.94	72.47	81.86	88.44	78.57	78.74	68.00	54.44	47.02
2007	46.64	51.16	58.48	72.44	75.78	80.12	87.05	81.24	74.48	63.82	52.82	44.25
2008	45.76	49.50	57.26	62.12	72.76	79.28	84.26	85.54	73.64	67.54	54.14	43.79
2009	M	33.80	M	66.20	M	M	M	M	M	M	55.40	M
2010	33.80	M	M	M	73.40	M	M	76.10	M	M	57.20	39.84
2011	40.32	48.96	55.94	71.01	76.13	78.78	82.10	87.67	81.68	66.32	52.70	45.94
2012	42.97	43.86	65.56	62.18	73.63	83.60	87.22	89.31	75.74	65.21	55.58	40.59
2013	42.80	43.44	51.05	62.96	69.28	80.72	87.28	86.00	76.46	64.69	54.56	46.92
2014	46.92	50.77	61.44	67.28	73.69	81.92	80.66	79.38	75.92	68.41	57.14	45.65
2015	46.63	46.34	58.71	66.44	75.08	83.21	91.28	87.10	76.28	63.98	55.64	45.82
2016	45.70	50.81	57.32	67.70	71.02	80.00	87.16	83.50	81.26	63.30	53.36	44.77
2017	42.63	50.13	63.12	67.10	74.62	85.46	86.54	88.26	72.86	68.29	52.70	44.02
2018	49.36	44.41	50.93	69.92	74.85	82.46	86.06	88.94	80.68	69.92	56.24	45.01
2019	44.31	54.89	62.60	64.10	67.07	87.38	88.09	86.75	77.00	67.59	53.96	48.90
2020	47.04	55.77	55.40	64.54	73.05	79.94	86.06	86.64	79.34	64.46	55.58	45.12
2021	43.03	53.09	59.93	62.72	71.89	86.54	86.41	86.12	80.60	66.14	54.14	44.37
2022	45.65	54.76	57.90	65.18	78.97	88.10	91.92	87.86	77.06	73.81	56.42	45.59
2023	47.79	53.47	61.96	65.30	73.63	84.38	87.22	88.44	82.70	72.47	56.54	50.00
2024	46.75	55.46	60.16	67.28	72.59	80.96	89.37	91.52	76.88	66.84	54.08	47.85
2025	47.21	50.06	60.05	68.24	75.26	89.18	86.70	85.94	77.66	66.03	55.16	50.52
2026	44.02	54.24	61.03	71.84	77.00	88.46	91.11	92.33	84.84	M	M	M

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2002	M	39.20	M	M	M	M	M	M	M	M	M	M
2003	31.55	28.27	41.52	46.64	58.94	70.34	70.15	72.59	59.12	48.78	44.60	33.97
2004	M	M	M	52.70	53.83	63.62	67.01	67.63	59.90	56.21	41.42	35.08
2005	28.52	29.88	40.13	46.58	57.03	65.42	68.06	62.77	61.16	51.68	40.76	29.21
2006	28.11	32.64	38.79	48.62	55.98	63.20	70.73	62.77	62.18	53.14	41.54	36.97
2007	36.02	36.82	41.99	52.46	58.71	63.74	66.55	65.39	57.14	49.48	39.14	30.66
2008	35.31	34.11	41.41	47.30	57.84	64.04	67.19	67.36	59.54	52.50	42.44	33.92
2009	M	33.80	M	64.40	M	M	M	M	M	M	55.40	M
2010	33.80	M	M	M	73.40	M	M	74.30	M	M	51.80	29.79
2011	31.70	34.26	41.32	52.24	59.06	64.13	65.23	68.70	64.16	48.61	39.20	33.45
2012	28.46	27.16	44.02	47.90	55.52	66.02	68.99	70.15	60.50	52.61	44.96	29.56
2013	32.52	31.68	39.66	49.88	53.31	62.96	69.57	66.61	61.04	55.52	43.40	32.99
2014	38.27	40.81	43.61	50.90	54.88	64.28	64.86	65.04	59.84	55.05	47.66	38.04
2015	32.35	33.86	41.29	48.02	58.65	65.33	73.69	68.75	60.74	52.04	40.64	34.50
2016	32.41	38.33	41.41	49.70	54.53	62.60	68.99	65.91	62.78	50.23	42.86	31.01
2017	24.34	37.59	44.25	49.10	56.45	66.68	67.94	69.68	57.74	50.17	40.76	30.14
2018	36.24	34.25	39.43	51.86	59.64	65.06	69.22	71.79	63.20	54.41	46.40	31.42
2019	29.91	34.19	39.95	48.74	52.50	68.18	70.09	70.03	60.80	55.57	45.20	36.65
2020	31.30	37.96	41.60	51.18	61.70	64.40	68.64	69.39	60.98	49.07	41.66	36.41
2021	30.95	38.43	39.03	45.80	54.01	66.68	67.65	66.90	62.54	50.06	43.28	32.70
2022	29.79	35.54	38.74	46.70	60.45	68.30	72.01	70.44	60.92	56.91	43.10	38.62
2023	37.34	34.83	43.21	47.84	57.90	65.72	68.93	69.63	63.20	56.91	40.76	36.76
2024	32.17	41.43	44.77	47.84	56.97	63.86	71.37	72.24	61.46	55.75	38.54	32.58
2025	36.12	38.36	42.97	50.72	56.91	69.80	68.12	68.58	60.92	50.52	40.34	36.94
2026	31.48	38.24	42.97	51.86	57.84	68.96	71.14	72.88	67.47	M	M	M

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

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2002	M	42.80	M	M	M	M	M	M	M	M	M	M
2003	36.28	37.21	50.29	54.11	68.52	79.28	78.60	82.20	67.49	54.67	49.13	42.71
2004	M	M	M	60.57	61.70	71.93	75.26	75.99	68.24	60.77	47.93	41.26
2005	35.22	37.11	48.03	54.23	65.79	73.55	75.69	70.61	68.27	56.88	45.56	34.87
2006	33.34	38.72	45.88	56.78	64.23	72.53	79.58	70.67	70.46	60.57	47.99	41.99
2007	41.33	43.99	50.23	62.45	67.25	71.93	76.80	73.31	65.81	56.65	45.98	37.46
2008	40.54	41.81	49.33	54.71	65.30	71.66	75.72	76.45	66.59	60.02	48.29	38.85
2009	M	33.80	M	65.30	M	M	M	M	M	M	55.40	M
2010	33.80	M	M	M	73.40	M	M	75.20	M	M	54.50	34.82
2011	36.01	41.61	48.63	61.62	67.59	71.45	73.66	78.18	72.92	57.46	45.95	39.69
2012	35.72	35.51	54.79	55.04	64.57	74.81	78.10	79.73	68.12	58.91	50.27	35.08
2013	37.66	37.56	45.35	56.42	61.29	71.84	78.42	76.30	68.75	60.10	48.98	39.95
2014	42.60	45.79	52.53	59.09	64.28	73.10	72.76	72.21	67.88	61.73	52.40	41.84
2015	39.49	40.10	50.00	57.23	66.87	74.27	82.49	77.93	68.51	58.01	48.14	40.16
2016	39.05	44.57	49.36	58.70	62.77	71.30	78.07	74.71	72.02	56.76	48.11	37.89
2017	33.48	43.86	53.69	58.10	65.53	76.07	77.24	78.97	65.30	59.23	46.73	37.08
2018	42.80	39.33	45.18	60.89	67.25	73.76	77.64	80.36	71.94	62.16	51.32	38.21
2019	37.11	44.54	51.28	56.42	59.78	77.78	79.09	78.39	68.90	61.58	49.58	42.77
2020	39.17	46.87	48.50	57.86	67.38	72.17	77.35	78.02	70.16	56.76	48.62	40.77
2021	36.99	45.76	49.48	54.26	62.95	76.61	77.03	76.51	71.57	58.10	48.71	38.53
2022	37.72	45.15	48.32	55.94	69.71	78.20	81.96	79.15	68.99	65.36	49.76	42.10
2023	42.57	44.15	52.58	56.57	65.76	75.05	78.07	79.03	72.95	64.69	48.65	43.38
2024	39.46	48.45	52.47	57.56	64.78	72.41	80.37	81.88	69.17	61.29	46.31	40.22
2025	41.67	44.21	51.51	59.48	66.08	79.49	77.41	77.26	69.29	58.27	47.75	43.73
2026	37.75	46.24	52.00	61.85	67.42	78.71	81.12	82.60	76.15	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
2002	M	88.5%	M	M	M	M	M	M	M	M	M	M
2003	84.1%	56.0%	60.3%	62.5%	52.5%	53.4%	53.2%	46.8%	48.9%	63.9%	82.0%	88.6%
2004	M	M	M	63.5%	62.9%	57.9%	60.3%	62.9%	64.2%	83.4%	78.8%	82.6%
2005	80.7%	65.5%	67.9%	71.3%	61.9%	57.1%	60.3%	67.8%	72.7%	84.1%	85.2%	86.0%
2006	85.4%	78.8%	66.9%	67.7%	64.1%	51.6%	51.0%	65.0%	66.3%	78.3%	84.2%	88.3%
2007	88.4%	84.5%	66.5%	57.7%	60.7%	66.9%	48.7%	59.9%	60.8%	75.1%	72.1%	84.8%
2008	86.8%	79.9%	69.3%	68.8%	63.3%	71.9%	61.6%	60.4%	64.7%	73.9%	85.3%	91.6%
2009	92.6%	68.8%	60.9%	71.7%	56.6%	57.7%	60.3%	55.4%	62.7%	72.5%	91.2%	88.8%
2010	92.2%	85.5%	75.7%	65.8%	65.5%	60.7%	58.9%	68.3%	69.9%	78.6%	91.5%	91.6%
2011	89.4%	83.5%	73.6%	54.6%	54.1%	69.7%	62.5%	54.4%	65.3%	69.8%	90.5%	86.7%
2012	79.2%	72.7%	56.3%	73.4%	64.9%	59.4%	54.9%	50.7%	70.4%	83.1%	87.6%	88.6%
2013	93.6%	82.2%	80.7%	76.0%	72.7%	59.6%	57.6%	60.2%	70.1%	83.4%	80.2%	89.8%
2014	93.3%	88.0%	68.4%	67.2%	60.5%	60.8%	72.7%	72.4%	71.7%	79.7%	91.5%	94.1%
2015	83.0%	83.7%	66.4%	57.3%	68.4%	59.6%	53.7%	58.5%	55.5%	78.0%	87.8%	95.2%
2016	82.2%	82.9%	70.8%	67.1%	68.7%	67.1%	58.1%	61.8%	61.4%	79.1%	82.3%	92.0%
2017	67.6%	85.1%	63.6%	61.1%	62.2%	55.8%	55.3%	52.9%	69.4%	71.2%	82.5%	85.9%
2018	82.9%	76.7%	80.2%	66.1%	71.4%	60.4%	63.2%	59.8%	61.4%	72.8%	86.1%	87.6%
2019	77.0%	70.9%	56.4%	68.4%	72.1%	52.7%	56.7%	62.7%	69.1%	81.7%	89.7%	86.3%
2020	85.4%	66.3%	66.9%	42.4%	49.9%	63.6%	58.6%	64.3%	67.3%	81.6%	85.3%	94.9%
2021	83.1%	76.7%	57.8%	61.6%	64.3%	55.2%	61.4%	57.3%	61.8%	73.4%	87.0%	92.9%
2022	88.6%	69.1%	52.6%	61.0%	61.8%	55.3%	49.0%	55.3%	66.1%	74.6%	85.5%	96.6%
2023	87.8%	72.9%	66.3%	62.2%	72.3%	62.3%	64.2%	58.3%	64.9%	74.3%	77.2%	86.7%
2024	88.8%	85.8%	81.1%	73.2%	74.9%	73.2%	62.4%	62.5%	70.9%	91.0%	89.1%	85.0%
2025	87.4%	84.9%	72.1%	68.7%	67.4%	57.1%	59.2%	66.9%	75.3%	80.2%	87.8%	94.8%
2026	90.0%	85.4%	65.5%	57.7%	60.3%	58.9%	56.6%	55.1%	63.4%	M	M	M

Monthly Plots

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