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
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	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	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
2003	M	M	M	M	M	M	M	M	M	M	M	M
2004	M	M	M	M	M	M	M	M	5.4	5.5	5.3	5.5
2005	6.5	5.5	5.1	4.5	6.7	5.4	5.6	7.0	6.6	6.2	6.6	6.9
2006	8.0	7.9	6.5	6.5	4.4	6.3	6.3	6.2	5.5	6.7	8.0	7.1
2007	7.4	6.9	5.7	5.9	5.1	5.2	6.6	5.3	8.1	8.1	8.2	8.9
2008	8.0	8.0	6.1	6.6	4.5	5.7	6.8	7.8	5.9	6.7	8.5	8.5
2009	8.1	7.3	6.0	5.2	5.9	5.7	5.2	7.5	6.7	7.9	7.9	7.8
2010	7.6	8.2	5.6	5.3	4.1	6.6	7.0	7.0	6.5	7.4	4.1	3.2
2011	3.6	3.3	2.6	2.4	1.8	3.4	5.9	5.9	5.4	5.1	5.9	7.4
2012	6.2	4.8	4.6	4.0	4.1	4.6	3.9	4.9	4.8	5.0	5.9	7.4
2013	5.7	5.7	4.2	2.7	4.9	4.4	4.3	6.0	5.1	5.7	6.5	7.4
2014	5.8	5.8	5.6	2.7	4.7	4.6	4.5	4.4	5.8	4.7	5.3	5.5
2015	5.7	5.5	3.8	2.9	4.3	4.3	5.6	5.2	4.9	5.6	5.9	6.1
2016	5.3	4.7	5.4	4.5	1.3	2.7	4.6	5.1	4.3	4.4	6.8	5.9
2017	5.1	5.0	3.8	3.0	4.1	4.3	4.3	6.8	4.4	6.3	5.7	6.5
2018	6.3	4.5	4.5	3.9	3.1	4.5	2.6	4.6	5.4	6.0	7.3	6.9
2019	5.6	6.1	4.9	4.7	5.2	5.6	6.8	5.1	6.6	6.5	7.9	5.9
2020	8.4	6.6	6.1	4.8	4.0	7.1	5.9	4.8	4.6	2.6	2.6	2.5
2021	3.6	2.9	2.3	2.3	2.7	4.4	3.8	6.1	2.2	2.3	1.9	4.5
2022	2.8	2.9	1.7	3.8	2.9	4.0	4.9	3.1	2.9	5.0	0.7	2.8
2023	2.7	1.8	2.2	1.9	4.8	6.1	5.7	M	M	M	M	M
2024	M	M	M	6.4	4.6	8.1	5.3	5.6	7.0	5.5	7.0	5.7
2025	6.1	6.0	6.2	5.3	5.8	5.7	5.3	5.8	6.6	M	M	M
2026	M	8.1	6.5	5.0	3.3	4.5	5.6	6.7	6.4	5.5	M	M

Average Daily High Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2003	M	M	M	M	M	39.20	50.00	M	M	M	M	M
2004	M	M	M	M	M	M	M	M	57.50	59.41	65.12	67.58
2005	69.63	79.08	66.08	60.26	52.79	50.00	51.22	51.92	57.62	60.05	64.64	69.86
2006	71.48	74.75	64.40	61.10	54.24	53.36	52.67	53.25	56.72	58.94	64.04	66.72
2007	72.12	69.48	68.81	59.96	54.30	48.80	48.95	50.12	56.42	59.12	63.56	69.39
2008	76.25	79.23	71.66	60.38	56.91	52.40	51.80	51.34	59.54	60.98	66.80	75.61
2009	M	M	M	M	M	M	M	M	M	M	M	M
2010	53.60	M	M	M	51.80	M	M	54.50	M	M	M	66.55
2011	73.01	M	M	50.00	M	42.80	M	52.88	56.72	60.68	64.64	73.11
2012	76.19	69.06	69.28	61.46	56.27	49.82	49.83	53.08	58.58	60.57	66.92	63.65
2013	78.86	72.44	68.70	63.20	56.27	52.34	51.22	52.44	56.78	61.32	64.22	72.94
2014	73.05	72.11	66.08	60.68	55.69	50.24	51.51	54.65	55.94	61.38	63.86	69.34
2015	76.30	74.94	72.88	63.14	58.25	52.04	51.16	53.77	55.77	61.22	64.46	69.80
2016	77.29	73.34	71.77	61.40	60.16	52.58	52.21	54.70	60.50	62.37	67.88	70.03
2017	73.23	74.43	67.88	64.94	55.28	50.48	50.93	52.15	55.52	58.54	65.36	69.97
2018	72.53	75.97	65.91	59.90	56.39	49.52	50.00	53.19	57.50	59.46	63.92	69.51
2019	69.68	75.26	69.92	60.20	55.57	52.58	51.57	52.21	56.48	60.39	64.28	68.87
2020	72.35	72.47	70.73	62.84	54.12	47.94	46.21	45.53	46.55	44.09	51.20	54.22
2021	54.63	54.44	52.17	52.38	48.78	43.64	43.96	45.63	44.52	46.40	49.15	56.79
2022	53.60	57.65	51.20	48.33	44.35	41.73	47.40	43.11	41.90	46.90	48.50	51.89
2023	54.07	54.74	50.00	51.44	49.16	46.28	44.60	M	M	M	M	M
2024	M	M	M	60.18	52.03	52.40	49.54	53.54	54.98	63.41	64.22	70.15
2025	76.36	73.08	68.46	61.16	54.53	49.82	51.62	54.99	57.08	59.70	68.06	68.17
2026	72.20	65.05	64.57	58.52	53.25	49.58	50.93	52.96	57.98	65.60	M	M

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2003	M	M	M	M	M	39.20	50.00	M	M	M	M	M
2004	M	M	M	M	M	M	M	M	39.80	46.05	47.12	49.64
2005	48.84	50.42	47.56	43.04	43.50	40.64	41.81	39.95	39.50	42.92	46.94	47.91
2006	49.25	51.54	46.69	44.00	40.83	43.94	41.75	39.61	39.44	43.21	44.66	49.59
2007	49.13	48.71	49.30	45.80	40.42	38.96	38.97	33.62	44.90	47.97	49.34	53.54
2008	55.17	52.61	48.03	46.16	42.05	42.08	41.81	43.50	42.50	46.52	51.56	58.59
2009	M	M	M	M	M	M	M	M	M	M	M	M
2010	53.60	M	M	M	51.80	M	M	54.50	M	M	M	52.15
2011	53.73	M	M	48.20	M	42.80	M	40.28	44.30	46.34	50.72	55.23
2012	57.61	53.48	50.41	45.02	43.96	39.92	37.05	42.51	43.76	47.79	50.78	54.35
2013	58.71	55.01	49.54	47.48	47.89	41.48	40.42	41.58	42.62	47.56	51.14	55.69
2014	54.82	53.92	48.37	44.00	46.46	41.42	42.57	44.08	45.02	47.39	51.38	54.35
2015	56.21	53.66	47.97	47.66	47.50	42.08	42.28	41.81	42.30	46.52	51.06	56.70
2016	56.79	54.47	50.58	42.74	44.54	39.86	40.71	42.74	42.86	46.57	52.76	55.34
2017	56.27	56.94	48.20	46.94	44.60	41.78	40.88	42.57	40.40	47.27	51.02	55.40
2018	55.52	53.60	49.01	43.58	44.43	39.26	37.52	39.90	42.38	46.92	50.42	54.76
2019	52.15	54.50	48.84	47.84	45.82	42.20	41.58	41.29	43.22	46.92	52.34	56.97
2020	58.19	56.64	53.48	43.04	40.48	41.00	38.11	39.20	39.27	40.74	48.13	50.21
2021	50.13	50.72	47.60	45.82	42.35	35.92	38.27	40.16	40.06	42.29	46.31	50.41
2022	47.63	51.35	45.93	41.93	36.97	35.07	38.33	35.79	36.50	43.00	46.00	47.63
2023	49.14	48.67	43.66	46.40	41.32	40.82	38.43	M	M	M	M	M
2024	M	M	M	41.81	33.97	42.26	35.14	35.54	38.78	41.99	45.44	45.65
2025	47.50	48.65	45.41	43.40	41.46	36.14	38.54	41.06	47.36	59.70	68.06	68.17
2026	70.73	58.14	46.11	40.94	38.62	38.48	36.70	38.33	39.74	49.16	M	M

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

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2003	M	M	M	M	M	39.20	50.00	M	M	M	M	M
2004	M	M	M	M	M	M	M	M	48.65	52.73	56.12	58.61
2005	59.23	64.75	56.82	51.65	48.14	45.32	46.52	45.94	48.56	51.48	55.79	58.88
2006	60.36	63.15	55.55	52.55	47.53	48.65	47.21	46.43	48.08	51.07	54.35	58.16
2007	60.63	59.10	59.06	52.88	47.36	43.88	43.96	41.87	50.66	53.54	56.45	61.47
2008	65.71	65.92	59.84	53.27	49.48	47.24	46.81	47.42	51.02	53.75	59.18	67.10
2009	M	M	M	M	M	M	M	M	M	M	M	M
2010	53.60	M	M	M	51.80	M	M	54.50	M	M	M	59.35
2011	63.37	M	M	49.10	M	42.80	M	46.58	50.51	53.51	57.68	64.17
2012	66.90	61.27	59.84	53.24	50.12	44.87	43.44	47.79	51.17	54.18	58.85	59.00
2013	68.78	63.73	59.12	55.34	52.08	46.91	45.82	47.01	49.70	54.44	57.68	64.31
2014	63.94	63.02	57.23	52.34	51.07	45.83	47.04	49.36	50.48	54.38	57.62	61.85
2015	66.26	64.30	60.42	55.40	52.87	47.06	46.72	47.79	49.04	53.87	57.76	63.25
2016	67.04	63.90	61.18	52.07	52.35	46.22	46.46	48.72	51.68	54.47	60.32	62.69
2017	64.75	65.69	58.04	55.94	49.94	46.13	45.91	47.36	47.96	52.90	58.19	62.69
2018	64.02	64.79	57.46	51.74	50.41	44.39	43.76	46.55	49.94	53.19	57.17	62.14
2019	60.92	64.88	59.38	54.02	50.70	47.39	46.57	46.75	49.85	53.66	58.31	62.92
2020	65.27	64.56	62.11	52.94	47.30	44.47	42.16	42.36	42.91	42.41	49.67	52.22
2021	52.38	52.58	49.89	49.10	45.56	39.78	41.12	42.90	42.29	44.34	47.73	53.60
2022	50.62	54.50	48.57	45.13	40.66	38.40	42.87	39.45	39.20	44.95	47.25	49.76
2023	51.60	51.71	46.83	48.92	45.24	43.55	41.51	M	M	M	M	M
2024	M	M	M	50.99	43.00	47.33	42.34	44.54	46.88	52.70	54.83	57.90
2025	61.93	60.86	56.94	52.28	48.00	42.98	45.08	48.03	52.22	59.70	68.06	68.17
2026	71.47	61.59	55.34	49.73	45.94	44.03	43.82	45.65	48.86	57.38	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
2003	M	M	M	M	M	M	M	M	M	M	M	M
2004	M	M	M	M	M	M	M	M	83.6%	85.9%	82.0%	81.0%
2005	79.8%	79.5%	83.6%	85.4%	92.8%	94.7%	91.9%	85.1%	80.0%	78.5%	78.8%	77.0%
2006	75.6%	75.7%	80.8%	81.6%	91.1%	92.6%	88.4%	88.4%	84.7%	82.8%	78.4%	78.5%
2007	77.4%	79.6%	80.3%	84.4%	86.8%	89.6%	88.3%	85.7%	79.2%	74.0%	67.7%	67.2%
2008	69.5%	69.4%	77.0%	82.2%	89.4%	90.0%	89.8%	86.7%	82.4%	81.8%	80.3%	66.2%
2009	68.3%	75.5%	78.1%	85.8%	89.2%	90.3%	87.4%	87.4%	82.2%	80.5%	78.0%	75.6%
2010	74.7%	78.0%	82.8%	85.1%	90.1%	89.4%	88.1%	80.8%	80.6%	78.4%	76.4%	75.9%
2011	74.0%	75.9%	82.6%	87.4%	91.0%	90.2%	89.3%	86.2%	83.4%	78.3%	77.6%	70.6%
2012	72.0%	78.3%	81.4%	84.5%	90.7%	91.4%	90.3%	87.2%	84.5%	79.5%	74.4%	79.2%
2013	72.6%	81.3%	81.7%	90.1%	92.0%	93.3%	90.1%	84.6%	80.6%	81.1%	76.6%	69.0%
2014	73.2%	75.0%	81.6%	89.7%	92.5%	95.2%	91.1%	90.1%	87.4%	81.8%	75.0%	71.5%
2015	70.2%	74.6%	77.0%	91.3%	92.4%	94.9%	94.5%	90.3%	85.8%	77.7%	80.9%	75.8%
2016	76.0%	76.6%	82.0%	86.4%	96.4%	95.9%	91.7%	89.6%	80.4%	74.5%	61.1%	61.6%
2017	60.8%	65.0%	71.6%	77.9%	79.7%	80.9%	79.6%	75.2%	73.6%	71.5%	66.0%	67.1%
2018	65.6%	67.4%	74.4%	80.1%	84.3%	88.7%	89.3%	87.2%	82.3%	79.0%	75.6%	72.8%
2019	71.5%	69.5%	79.4%	84.7%	89.8%	88.7%	88.0%	86.9%	78.8%	75.5%	74.8%	68.2%
2020	68.4%	69.8%	78.9%	84.1%	94.1%	91.6%	93.5%	93.1%	93.4%	96.6%	95.8%	93.9%
2021	93.8%	92.6%	93.5%	94.1%	96.7%	95.9%	96.3%	93.3%	97.1%	95.6%	97.1%	88.7%
2022	94.5%	92.0%	96.0%	95.5%	96.9%	97.4%	96.0%	95.9%	96.0%	95.1%	96.1%	94.7%
2023	94.1%	95.8%	94.7%	95.9%	94.6%	94.6%	94.7%	M	M	M	M	M
2024	M	M	M	85.5%	92.2%	87.9%	87.8%	86.6%	84.2%	79.8%	79.8%	72.7%
2025	70.5%	72.8%	79.2%	87.7%	90.8%	87.8%	87.9%	86.9%	79.5%	M	M	M
2026	M	77.2%	78.0%	83.7%	87.8%	91.4%	86.9%	85.5%	80.4%	80.9%	M	M

Monthly Plots

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