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 (USC00450872) 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
2006	M	M	M	M	M	M	M	M	M	M	M	M
2007	M	M	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	M	M	M	M	M
2012	M	M	M	M	M	M	M	M	M	M	M	M
2013	M	M	M	M	M	M	M	M	M	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	M	M	M	M	M	M	0.00
2017	M	M	M	M	M	M	M	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
NCEI Climatology	9.28	6.03	6.37	3.86	2.36	1.61	0.83	1.09	1.80	5.14	8.84	9.92

Average Wind Speed [MPH]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2006	M	M	2.6	2.6	2.3	2.0	2.0	2.0	2.1	1.8	3.3	2.6
2007	2.5	1.4	2.2	2.3	2.3	2.1	M	M	2.6	2.6	2.7	3.1
2008	3.0	2.2	2.5	2.3	1.8	2.1	2.2	2.0	1.9	2.2	2.4	2.0
2009	1.9	2.2	2.4	2.4	2.3	1.9	1.9	1.9	2.4	2.5	3.4	2.5
2010	2.8	2.6	2.7	2.9	2.2	1.7	1.8	1.8	1.9	2.3	2.6	2.4
2011	1.5	2.3	2.8	2.2	2.0	1.6	1.5	1.6	2.2	2.0	2.3	1.6
2012	2.3	2.0	2.8	2.4	1.9	1.6	1.4	1.6	1.7	2.1	2.5	2.2
2013	1.3	2.1	2.1	1.8	1.9	1.8	1.8	1.7	1.8	1.7	1.8	1.5
2014	1.5	2.1	2.1	2.3	1.8	1.7	1.6	1.4	1.9	2.4	2.4	2.7
2015	1.7	2.2	2.2	2.2	1.6	1.5	1.8	1.9	1.7	1.7	2.4	3.0
2016	2.5	2.6	2.7	2.2	2.2	2.3	1.8	1.8	1.8	3.0	3.0	2.0
2017	2.4	2.2	2.6	2.7	1.9	1.8	1.5	1.6	M	2.3	3.1	1.8
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	2.1	2.4	2.2	2.1	1.7	1.8	M	M	M	M	M
NCEI Climatology	M	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
2006	M	41.50	42.25	56.76	63.65	68.43	75.00	73.62	68.88	59.09	47.92	43.52
2007	44.00	46.87	51.56	49.48	53.92	62.12	M	M	61.39	55.55	48.63	41.50
2008	41.71	48.41	47.35	51.40	64.19	67.17	75.16	70.86	68.45	57.03	52.13	39.23
2009	41.32	48.59	47.42	58.83	65.77	72.90	82.97	75.39	71.37	57.57	48.07	42.81
2010	48.65	50.11	53.00	54.47	59.47	62.73	73.97	72.42	66.33	58.35	46.33	44.58
2011	43.77	43.25	48.00	50.33	57.84	62.24	69.03	73.10	72.47	56.83	46.63	43.48
2012	43.55	46.86	47.84	58.87	64.74	64.73	73.23	76.94	71.33	57.90	49.37	41.66
2013	41.17	45.79	53.68	56.47	65.32	69.27	76.57	75.90	67.17	55.27	49.50	41.29
2014	46.16	42.86	51.92	58.40	65.42	68.03	78.42	78.32	73.17	61.45	50.63	46.97
2015	49.45	53.36	57.10	57.60	66.13	75.57	79.23	77.29	66.33	62.68	48.40	43.93
2016	46.38	51.21	53.90	63.57	65.52	68.53	70.65	75.84	67.17	56.06	52.67	38.23
2017	42.16	43.43	48.00	53.03	64.88	68.91	74.94	80.24	M	58.88	47.68	42.27
2018	46.22	43.53	50.84	56.26	67.16	65.87	79.21	75.44	67.46	57.89	50.79	44.88
2019	47.07	38.87	54.62	56.40	67.02	68.49	71.11	74.67	64.98	55.18	50.48	44.87
2020	45.01	45.72	48.62	58.00	64.08	65.24	71.88	73.62	71.17	57.44	48.31	46.49
2021	45.09	43.44	49.61	60.27	62.19	74.11	77.09	74.66	67.42	54.89	49.71	41.38
2022	44.27	45.68	50.79	51.81	57.27	66.61	76.34	78.83	73.45	64.20	45.39	40.25
2023	44.54	43.75	47.90	52.78	69.00	70.07	77.28	77.42	68.02	58.95	49.21	47.87
2024	43.88	46.85	51.52	54.35	62.18	67.45	79.29	73.79	68.36	57.73	47.70	46.89
2025	43.55	43.55	51.75	59.83	65.11	71.10	76.77	M	M	M	M	M
NCEI Climatology	46.59	49.45	53.70	59.00	65.80	70.19	76.51	77.30	71.91	60.60	51.20	45.60

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2006	M	35.00	39.25	39.52	45.32	50.64	54.19	50.59	49.69	43.45	37.50	33.28
2007	30.48	35.50	40.31	39.52	41.92	50.12	M	M	48.06	40.87	36.50	33.07
2008	31.52	34.17	33.48	36.10	45.84	48.20	51.97	52.83	48.41	41.10	40.37	29.65
2009	30.87	32.68	32.26	36.60	42.84	51.17	54.84	53.23	51.27	41.70	36.66	28.97
2010	39.16	36.89	36.19	38.67	42.83	49.43	52.10	52.97	50.73	42.61	34.83	34.81
2011	33.03	30.86	35.81	35.17	42.45	48.72	51.65	52.55	50.33	42.13	33.33	31.42
2012	31.97	34.41	33.90	40.30	43.23	48.27	52.94	53.55	47.78	43.23	38.07	34.10
2013	30.87	34.00	36.52	40.53	46.00	51.17	53.93	55.06	50.90	40.00	36.13	29.42
2014	33.32	28.95	34.92	39.57	47.29	49.77	54.52	55.32	51.77	47.23	35.87	35.81
2015	36.23	39.96	39.48	38.07	47.45	54.79	55.13	53.55	47.73	46.68	34.77	35.93
2016	35.48	36.52	37.81	43.97	47.23	51.13	55.13	54.90	48.03	45.94	41.33	29.55
2017	30.16	32.96	36.23	39.67	45.67	50.52	52.50	54.31	M	40.70	36.53	31.44
2018	36.45	32.21	34.86	40.47	47.60	49.23	53.86	54.12	48.17	41.58	37.83	33.73
2019	34.80	28.80	34.61	40.95	46.71	49.66	54.48	55.64	51.02	39.53	36.76	35.33
2020	35.22	32.94	33.35	39.41	46.92	49.97	52.69	53.34	52.45	43.21	34.80	36.17
2021	35.37	31.99	33.96	39.22	43.71	52.83	54.44	54.56	49.61	41.70	39.08	32.53
2022	32.79	32.91	36.39	35.50	43.26	50.70	55.46	56.11	51.53	45.04	32.34	30.90
2023	35.59	31.90	33.43	37.83	48.91	49.06	52.97	55.69	49.33	43.49	35.34	37.36
2024	33.95	35.56	36.59	39.90	43.70	49.20	55.18	54.85	52.14	43.57	39.12	36.12
2025	31.84	31.82	38.11	41.38	45.07	50.35	52.87	M	M	M	M	M
NCEI Climatology	35.60	35.13	37.70	41.01	46.49	51.10	54.60	55.10	51.09	44.70	38.70	35.00

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

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2006	M	38.25	40.75	48.14	54.48	59.54	64.60	62.10	59.29	51.27	42.71	38.40
2007	37.24	41.19	45.94	44.50	47.92	56.12	M	M	54.72	48.21	42.56	37.29
2008	36.61	41.29	40.42	43.75	55.02	57.68	63.56	61.84	58.43	49.06	46.25	34.44
2009	36.10	40.64	39.84	47.72	54.31	62.03	68.90	64.31	61.32	49.63	42.36	35.89
2010	43.90	43.50	44.60	46.57	51.15	56.08	63.03	62.69	58.53	50.48	40.58	39.69
2011	38.40	37.05	41.90	42.75	50.15	55.48	60.34	62.82	61.40	49.48	39.98	37.45
2012	37.76	40.64	40.87	49.58	53.98	56.50	63.08	65.24	59.56	50.56	43.72	37.88
2013	36.02	39.89	45.10	48.50	55.66	60.22	65.25	65.48	59.03	47.63	42.82	35.35
2014	39.74	35.90	43.42	48.98	56.35	58.90	66.47	66.82	62.47	54.34	43.25	41.39
2015	42.84	46.66	48.29	47.83	56.79	65.18	67.18	65.42	57.03	54.68	41.58	39.93
2016	40.93	43.86	45.85	53.77	56.37	59.83	62.89	65.37	57.60	51.00	47.00	33.89
2017	36.16	38.20	42.11	46.35	55.28	59.71	63.72	67.28	M	49.79	42.11	36.85
2018	41.33	37.87	42.85	48.37	57.38	57.55	66.53	64.78	57.82	49.73	44.31	39.31
2019	40.93	33.84	44.62	48.67	56.87	59.08	62.80	65.15	58.00	47.36	43.62	40.10
2020	40.11	39.33	40.99	48.70	55.50	57.61	62.29	63.48	61.81	50.32	41.55	41.33
2021	40.23	37.71	41.78	49.75	52.95	63.47	65.76	64.61	58.51	48.30	44.40	36.95
2022	38.53	39.29	43.59	43.66	50.26	58.65	65.90	67.47	62.49	54.62	38.86	35.57
2023	40.07	37.82	40.66	45.30	58.95	59.56	65.13	66.56	58.67	51.22	42.28	42.62
2024	38.92	41.20	44.05	47.12	52.94	58.33	67.23	64.32	60.25	50.65	43.41	41.50
2025	37.70	37.69	44.93	50.61	55.09	60.73	64.82	M	M	M	M	M
NCEI Climatology	41.10	42.29	45.70	50.01	56.15	60.64	65.55	66.20	61.50	52.65	44.95	40.30

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
2006	M	M	90.7%	74.7%	70.8%	74.7%	72.7%	72.1%	74.4%	74.0%	89.1%	90.4%
2007	86.4%	88.8%	82.3%	76.9%	77.4%	75.2%	M	M	80.6%	84.2%	87.7%	88.2%
2008	84.7%	82.2%	81.7%	77.0%	75.3%	75.0%	71.1%	74.9%	74.9%	81.9%	88.5%	88.9%
2009	88.2%	82.0%	80.2%	72.9%	72.2%	68.4%	66.6%	74.4%	74.0%	79.5%	87.8%	84.0%
2010	87.6%	84.3%	76.8%	74.2%	75.2%	77.6%	73.0%	73.5%	79.6%	82.8%	85.0%	87.0%
2011	88.6%	81.4%	82.5%	78.1%	74.8%	78.7%	76.0%	74.8%	71.7%	84.0%	88.0%	86.5%
2012	86.3%	83.4%	80.7%	74.3%	70.7%	78.5%	77.8%	70.8%	71.7%	77.7%	85.7%	89.8%
2013	89.6%	85.6%	78.3%	76.1%	71.4%	73.9%	69.3%	73.0%	82.3%	82.3%	85.7%	84.1%
2014	88.5%	78.3%	78.8%	72.8%	72.1%	73.9%	70.7%	73.4%	69.9%	83.5%	79.6%	85.6%
2015	87.6%	80.9%	77.1%	74.8%	73.2%	68.8%	65.5%	69.3%	77.6%	81.3%	82.1%	87.9%
2016	87.2%	83.6%	78.3%	72.6%	69.8%	71.0%	72.3%	67.6%	74.1%	82.9%	84.1%	84.4%
2017	76.0%	81.9%	82.4%	75.3%	70.8%	69.4%	66.7%	65.8%	M	85.1%	93.9%	92.5%
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	92.3%	90.4%	78.9%	76.9%	77.8%	77.4%	M	M	M	M	M

Monthly Plots

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