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 (USW00014737) 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
2008	M	M	M	M	M	M	M	M	M	M	M	0.03
2009	0.33	0.22	0.89	1.67	3.31	4.88	2.42	4.77	2.13	2.44	0.71	3.62
2010	1.29	1.11	3.53	2.47	2.14	2.50	2.89	1.12	3.75	3.50	1.59	1.17
2011	1.65	1.94	3.36	4.39	2.90	2.31	2.48	8.47	9.91	3.70	2.54	3.49
2012	1.66	0.94	1.57	1.83	2.74	2.42	0.31	2.74	4.11	5.54	0.76	2.80
2013	2.78	0.86	1.76	2.08	2.21	6.46	3.87	7.59	1.36	1.94	1.57	2.61
2014	2.02	2.44	1.71	3.64	3.71	4.46	4.66	1.60	1.03	2.04	2.15	2.05
2015	1.65	0.77	2.88	1.33	0.04	M	M	M	4.03	2.63	0.96	2.96
2016	1.43	3.91	0.72	2.12	4.79	2.05	5.97	5.58	7.34	2.38	5.47	3.82
2017	4.42	1.76	2.49	2.51	3.55	2.82	2.52	4.46	2.08	3.85	1.23	1.14
2018	2.65	4.54	2.25	3.07	3.53	2.50	6.27	11.80	5.67	3.69	9.07	4.81
2019	3.59	M	2.11	4.35	8.60	5.19	9.54	3.98	1.42	7.72	2.51	2.85
2020	2.62	2.76	3.57	5.13	2.31	0.40	0.18	0.24	2.19	2.39	3.84	3.08
2021	1.45	2.47	2.26	0.97	3.65	2.80	3.62	5.39	7.38	3.79	1.04	0.71
2022	1.70	2.34	2.67	4.98	4.72	2.89	2.06	1.67	3.89	4.72	2.42	2.82
2023	M	0.82	2.14	3.95	0.20	2.77	5.61	2.91	6.11	1.66	2.17	7.68
2024	4.36	1.60	4.45	4.06	2.98	1.76	3.48	6.36	0.91	M	0.29	M
NCEI Climatology	3.30	2.88	3.63	3.67	3.65	4.40	5.30	4.56	4.84	4.14	3.24	3.86

Average Wind Speed [MPH]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2008	M	M	M	M	M	M	M	M	M	M	M	M
2009	M	6.5	6.5	7.6	5.1	4.3	3.8	3.1	4.2	4.9	5.6	6.4
2010	6.8	6.8	7.5	5.8	3.5	5.0	4.1	4.2	5.2	5.4	6.4	8.3
2011	6.0	7.5	7.9	7.8	6.2	5.5	4.4	4.1	3.9	4.9	4.8	4.7
2012	6.4	6.3	6.3	6.9	4.4	4.9	4.5	3.2	3.9	4.9	4.9	5.5
2013	5.4	6.5	7.8	7.1	5.4	5.4	4.9	3.6	4.1	4.8	6.4	4.7
2014	5.9	5.2	7.1	7.1	5.0	4.9	4.9	3.7	4.1	5.9	5.5	5.9
2015	6.4	6.4	5.8	7.3	5.3	5.6	3.9	4.2	4.2	5.7	5.0	4.8
2016	6.3	6.7	7.1	6.1	5.0	5.2	4.4	4.0	4.8	5.0	5.4	6.0
2017	5.9	6.4	8.0	6.7	6.1	5.4	4.2	3.5	3.8	5.3	5.0	5.2
2018	6.4	4.8	8.0	7.1	4.8	5.5	4.7	4.2	4.3	5.1	6.3	5.0
2019	5.9	0.0	5.3	6.8	5.4	5.3	3.2	3.5	3.9	5.1	5.5	5.0
2020	5.9	5.6	6.2	7.9	6.7	5.0	4.1	4.4	4.0	4.5	5.3	6.0
2021	6.4	6.1	7.2	6.9	5.9	4.9	4.2	4.0	5.4	5.2	4.8	4.8
2022	6.0	6.4	7.2	7.3	5.6	5.0	5.4	4.9	4.8	4.8	6.0	6.3
2023	M	6.5	7.5	6.8	5.2	5.4	4.1	4.5	4.6	4.2	4.8	4.4
2024	6.0	5.1	7.2	6.7	4.8	5.6	4.1	4.5	4.3	4.2	6.2	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
2008	M	M	M	M	M	M	M	M	M	M	M	36.80
2009	30.62	42.35	51.14	63.92	71.77	76.71	80.95	82.77	72.97	61.24	56.50	39.51
2010	37.97	37.24	56.66	68.12	74.56	83.11	88.47	84.35	79.49	64.72	53.20	36.92
2011	33.16	42.03	49.60	62.98	73.81	81.20	88.73	81.47	72.98	61.79	56.30	46.63
2012	41.17	44.54	59.29	61.64	74.04	78.26	87.87	82.34	73.94	61.55	47.72	43.55
2013	38.97	36.63	44.77	60.68	70.96	80.48	85.30	79.61	74.30	65.68	50.00	40.83
2014	32.52	34.83	43.50	60.98	73.95	80.66	82.98	79.80	76.40	64.98	48.20	42.80
2015	33.97	30.01	42.74	62.54	78.97	78.92	83.97	84.08	80.18	63.88	58.04	53.31
2016	38.62	42.92	57.49	60.38	70.09	81.68	87.34	86.29	79.76	65.62	56.00	41.52
2017	40.83	49.42	46.23	66.98	68.87	80.90	83.97	79.85	77.06	69.67	52.64	38.21
2018	37.86	45.82	44.48	57.02	77.17	80.25	85.71	83.68	78.65	62.54	46.82	43.38
2019	36.88	42.44	51.44	65.36	71.83	73.40	87.14	83.68	78.56	65.74	48.38	41.35
2020	42.57	45.28	54.88	57.50	68.70	81.92	87.86	83.39	74.90	63.47	58.10	42.39
2021	38.45	36.31	53.60	62.72	71.72	81.50	83.79	84.08	76.22	68.23	51.08	47.27
2022	34.85	44.99	52.55	56.63	73.17	79.16	86.58	86.64	75.38	62.54	55.40	40.75
2023	M	48.68	50.29	65.72	71.72	77.78	85.19	80.89	75.38	66.95	52.40	46.46
2024	39.78	44.97	54.01	63.02	72.82	84.68	86.52	81.88	75.14	69.57	61.31	M
NCEI Climatology	38.41	41.73	50.80	63.40	73.49	81.91	86.40	84.30	77.39	65.50	53.79	43.10

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2008	M	M	M	M	M	M	M	M	M	M	M	36.80
2009	15.91	25.83	32.99	43.18	52.58	60.26	62.46	66.01	55.54	44.52	40.04	27.55
2010	23.93	25.37	37.81	43.76	54.82	64.21	67.58	65.74	57.94	45.39	35.18	23.79
2011	19.62	23.95	31.82	44.21	54.59	61.58	67.83	63.35	58.94	44.25	36.98	30.55
2012	26.25	29.39	39.72	39.86	55.34	58.82	72.25	63.12	55.46	46.98	31.52	32.12
2013	26.08	25.19	30.78	41.12	50.81	62.06	69.28	62.89	53.30	46.81	33.98	27.01
2014	16.61	20.17	26.95	40.28	53.76	61.16	64.34	61.27	55.82	48.03	33.14	32.00
2015	20.62	13.42	27.99	41.66	55.05	62.12	65.97	62.77	59.48	43.90	39.68	39.49
2016	23.00	27.41	37.86	41.12	51.68	60.80	67.48	67.07	58.70	46.28	36.98	29.56
2017	29.50	31.16	30.72	46.76	51.05	60.92	66.84	61.90	57.56	49.36	33.38	26.54
2018	21.08	30.20	31.25	38.12	56.15	61.01	66.08	68.58	65.30	47.33	34.40	31.42
2019	24.22	17.24	33.08	45.86	54.41	59.54	68.78	64.81	57.68	48.49	31.82	29.39
2020	28.86	30.51	37.05	39.62	49.65	60.62	68.70	66.14	55.88	46.57	38.18	28.57
2021	27.24	26.28	34.61	41.78	49.71	61.76	65.45	66.66	58.46	51.86	32.60	34.03
2022	20.45	25.06	34.03	40.53	53.66	59.18	67.59	66.49	56.42	42.80	37.82	26.97
2023	M	29.72	33.57	45.02	47.27	57.26	67.13	63.24	57.74	47.56	33.50	34.21
2024	27.94	28.96	36.70	43.82	55.28	62.18	67.77	63.47	56.84	44.14	40.23	M
NCEI Climatology	21.81	23.31	30.51	40.30	50.59	59.90	64.70	62.80	55.20	43.80	34.10	26.79

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

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2008	M	M	M	M	M	M	M	M	M	M	M	36.80
2009	23.26	34.09	42.07	53.55	62.18	68.49	71.71	74.39	64.26	52.88	48.27	33.53
2010	30.95	31.31	47.23	55.94	64.69	73.66	78.03	75.04	68.71	55.05	44.19	30.35
2011	26.39	32.99	40.71	53.60	64.20	71.39	78.28	72.41	65.96	53.02	46.64	38.59
2012	33.71	36.97	49.51	50.75	64.69	68.54	80.06	72.73	64.70	54.27	39.62	37.84
2013	32.52	30.91	37.78	50.90	60.89	71.27	77.29	71.25	63.80	56.24	41.99	33.92
2014	24.57	27.50	35.22	50.63	63.85	70.91	73.66	70.53	66.11	56.50	40.67	37.40
2015	27.30	21.71	35.37	52.10	67.01	70.52	74.97	73.43	69.83	53.89	48.86	46.40
2016	30.81	35.17	47.68	50.75	60.89	71.24	77.41	76.68	69.23	55.95	46.49	35.54
2017	35.16	40.29	38.47	56.87	59.96	70.91	75.40	70.87	67.31	59.51	43.01	32.38
2018	29.47	38.01	37.86	47.57	66.66	70.63	75.90	76.13	71.97	54.93	40.61	37.40
2019	30.55	29.84	42.26	55.61	63.12	66.47	77.96	74.24	68.12	57.11	40.10	35.37
2020	35.72	37.90	45.96	48.56	59.17	71.27	78.28	74.76	65.39	55.02	48.14	35.48
2021	32.84	31.29	44.11	52.25	60.71	71.63	74.62	75.37	67.34	60.05	41.84	40.65
2022	27.65	35.02	43.29	48.58	63.41	69.17	77.09	76.56	65.90	52.67	46.61	33.86
2023	M	39.20	41.93	55.37	59.49	67.52	76.16	72.06	66.56	57.26	42.95	40.33
2024	33.86	36.97	45.35	53.42	64.05	73.43	77.15	72.67	65.99	56.85	50.77	M
NCEI Climatology	30.11	32.52	40.65	51.85	62.04	70.91	75.55	73.55	66.30	54.65	43.95	34.95

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
2008	M	M	M	M	M	M	M	M	M	M	M	M
2009	M	59.3%	56.6%	55.4%	66.2%	73.7%	67.6%	72.9%	72.3%	72.1%	68.2%	65.2%
2010	62.4%	63.9%	58.2%	53.1%	60.8%	63.1%	69.7%	74.3%	72.0%	76.4%	71.6%	71.2%
2011	73.6%	68.0%	67.5%	76.2%	78.6%	73.2%	69.6%	80.4%	80.1%	71.1%	69.0%	70.2%
2012	63.7%	61.7%	59.5%	51.5%	70.1%	62.6%	54.9%	68.8%	71.0%	74.5%	66.6%	75.8%
2013	67.8%	66.2%	59.5%	54.5%	63.4%	66.0%	68.8%	71.4%	67.6%	68.7%	58.1%	67.5%
2014	57.5%	57.8%	47.0%	52.3%	68.6%	66.0%	68.1%	69.1%	71.6%	69.2%	64.0%	73.2%
2015	64.6%	59.8%	61.1%	56.0%	58.7%	72.2%	68.7%	65.3%	69.6%	69.2%	68.1%	78.5%
2016	63.4%	65.1%	57.0%	54.5%	68.1%	60.6%	67.0%	71.8%	68.4%	72.8%	65.9%	68.0%
2017	73.3%	61.3%	59.4%	62.0%	68.9%	65.7%	74.2%	76.7%	76.2%	73.4%	71.0%	67.6%
2018	67.3%	76.9%	63.7%	61.8%	71.0%	67.7%	70.5%	81.4%	86.7%	78.1%	75.0%	78.8%
2019	66.3%	77.9%	58.6%	62.8%	76.6%	71.0%	74.2%	50.6%	73.3%	76.4%	68.1%	78.8%
2020	72.1%	69.3%	67.1%	65.6%	65.2%	68.4%	73.6%	78.1%	73.6%	77.8%	68.2%	72.4%
2021	68.2%	68.3%	56.1%	57.0%	60.3%	70.6%	73.5%	75.3%	74.8%	79.0%	70.2%	69.9%
2022	64.8%	64.5%	60.7%	60.0%	68.8%	65.6%	67.7%	66.6%	72.9%	74.5%	68.3%	71.4%
2023	M	63.3%	62.1%	62.1%	55.9%	66.8%	75.2%	72.8%	79.6%	74.9%	66.6%	77.1%
2024	73.4%	65.1%	64.6%	65.0%	74.2%	62.6%	70.9%	74.9%	75.1%	62.5%	61.3%	M

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