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 (USW00063826) 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	1.72
2009	0.85	0.77	1.79	2.62	6.32	2.77	4.66	2.11	2.49	1.22	4.01	4.65
2010	2.60	1.16	2.01	0.50	3.34	1.75	3.45	3.63	2.76	0.38	0.34	0.46
2011	0.82	2.69	3.59	1.64	1.60	3.41	2.04	2.95	2.90	2.12	0.74	0.53
2012	0.78	0.77	1.75	1.08	6.44	1.67	2.63	5.80	0.25	0.10	0.65	2.19
2013	0.39	4.57	2.74	2.56	1.57	5.44	7.33	6.49	1.10	0.28	0.91	2.35
2014	1.35	1.30	1.19	2.10	2.73	2.89	1.55	4.04	1.98	1.39	3.05	2.78
2015	2.11	3.11	2.72	5.22	0.31	3.90	3.05	3.71	2.65	5.51	3.53	2.74
2016	1.12	4.04	1.74	2.37	3.72	1.61	1.81	M	M	M	M	1.58
2017	4.94	1.19	1.12	4.04	2.50	5.59	1.27	2.55	3.97	0.92	0.45	2.94
2018	0.89	0.80	1.76	2.05	4.67	6.20	6.14	2.07	3.94	3.23	2.20	3.06
2019	3.14	0.74	1.11	2.35	1.27	3.63	1.26	4.98	0.49	1.34	1.00	1.67
2020	0.59	1.74	0.22	0.01	M	0.07	0.44	0.18	0.02	M	0.05	M
2021	0.16	0.10	0.32	0.95	1.80	4.12	6.83	5.03	0.80	0.22	0.07	0.22
2022	0.04	M	2.00	4.00	1.62	3.62	3.57	3.81	1.53	0.77	1.22	1.12
2023	4.09	0.93	0.22	0.02	0.45	0.70	1.37	1.11	0.09	0.39	M	M
2024	0.04	0.40	5.46	1.52	2.31	4.09	0.93	1.09	M	M	0.40	0.47
NCEI Climatology	3.56	3.81	3.93	3.32	3.00	5.28	4.40	5.13	4.81	2.66	2.54	3.90

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	10.5
2009	4.8	5.2	5.8	4.0	6.3	4.4	5.1	3.7	3.7	1.6	0.2	5.6
2010	5.4	5.7	5.4	5.1	5.1	4.5	4.7	3.6	3.7	3.9	5.8	6.1
2011	6.3	6.6	7.1	7.2	5.8	5.1	4.1	4.1	3.5	4.1	4.1	3.2
2012	3.9	4.1	4.2	4.1	4.4	3.3	3.5	2.2	2.8	3.8	3.5	3.5
2013	3.4	3.7	4.7	4.2	4.5	4.0	3.1	2.7	3.0	2.4	3.9	2.8
2014	3.6	3.6	4.0	6.2	5.1	4.4	5.0	4.7	4.7	3.7	4.4	3.7
2015	4.5	5.8	5.9	5.8	4.9	4.6	4.6	3.7	4.6	4.8	4.4	3.5
2016	4.4	5.3	4.3	5.2	4.2	3.8	4.7	M	M	M	M	4.3
2017	4.6	4.6	5.9	4.8	4.8	3.7	3.6	4.0	4.5	4.6	3.3	4.2
2018	4.8	4.8	6.0	6.0	3.7	3.4	3.5	3.5	4.2	4.0	4.6	4.3
2019	4.0	4.4	4.8	5.3	4.3	4.3	4.1	3.6	4.2	4.4	4.2	5.6
2020	5.2	5.3	4.8	5.7	4.6	4.8	3.9	3.4	5.0	4.2	4.4	3.8
2021	4.2	5.0	5.6	4.7	4.4	4.5	3.3	3.2	2.7	3.3	4.1	3.7
2022	5.0	5.1	5.6	4.9	5.4	4.3	4.0	2.8	4.5	3.7	5.4	3.9
2023	3.7	4.9	4.6	5.1	5.3	3.9	2.8	3.8	3.0	3.2	3.8	3.9
2024	4.8	4.5	5.3	4.9	3.5	4.4	3.5	4.4	5.3	3.3	3.4	3.7
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	66.20
2009	56.50	61.12	68.36	75.38	81.76	91.70	90.47	90.76	86.24	74.50	67.28	54.59
2010	52.44	52.19	64.40	79.58	84.84	93.86	94.01	91.40	89.12	78.86	67.52	50.99
2011	51.86	64.08	77.35	91.04	85.83	95.18	94.59	93.49	86.78	74.56	69.86	64.28
2012	63.82	65.33	76.77	79.28	84.66	86.36	93.72	88.15	85.32	77.87	65.12	62.95
2013	65.15	59.84	62.77	75.68	81.01	87.92	87.05	87.74	85.46	77.75	66.32	63.06
2014	52.96	62.09	65.68	77.12	85.59	90.38	91.17	91.81	83.78	80.72	63.86	62.72
2015	56.62	56.69	71.89	78.74	86.41	93.26	95.41	91.05	85.40	76.30	70.88	71.14
2016	55.92	62.54	75.32	78.32	84.55	93.62	98.36	M	M	M	M	63.07
2017	66.08	71.73	72.06	82.28	85.01	88.58	93.37	91.98	88.64	80.54	69.80	59.99
2018	56.50	72.05	69.80	73.03	84.72	90.68	90.30	90.47	89.42	78.51	62.72	59.29
2019	58.42	67.16	68.52	76.88	89.31	89.06	93.72	91.57	92.06	81.47	63.68	62.14
2020	61.67	62.29	73.40	75.98	81.70	87.14	94.42	91.52	83.90	80.14	72.26	58.25
2021	57.72	60.22	71.02	77.12	83.39	87.92	89.60	90.12	85.28	78.74	66.26	67.36
2022	56.97	65.94	72.70	77.00	86.12	92.18	91.63	88.44	84.38	75.49	69.26	57.78
2023	62.43	69.86	70.15	77.48	78.97	86.36	92.15	92.79	84.98	76.77	66.98	61.96
2024	56.72	63.53	71.25	78.14	84.84	91.82	93.08	89.89	85.46	78.22	70.58	59.16
NCEI Climatology	56.71	60.82	67.90	75.60	83.30	88.30	90.80	88.80	84.40	76.21	66.40	58.99

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	44.45
2009	34.61	34.51	43.76	49.40	62.48	69.62	69.07	70.67	64.76	53.83	44.54	36.01
2010	30.20	31.94	39.78	48.80	63.35	70.64	71.72	72.87	64.10	49.30	40.28	27.53
2011	31.59	38.62	45.47	61.19	60.10	70.04	73.05	72.30	64.52	49.13	42.80	39.78
2012	37.34	40.88	53.14	53.36	63.47	64.82	72.76	70.38	63.84	54.12	39.20	41.70
2013	41.52	37.79	39.20	51.80	58.30	69.38	72.06	70.44	64.46	54.65	41.78	41.41
2014	30.32	38.17	40.25	52.46	60.74	69.74	71.43	70.03	68.24	52.67	38.36	40.30
2015	35.31	33.80	48.37	57.98	61.32	70.82	73.57	72.01	68.12	55.23	51.56	51.74
2016	35.60	40.13	50.93	54.80	62.48	72.32	75.32	M	M	M	M	43.84
2017	44.72	45.18	45.59	57.32	63.06	70.16	73.57	73.17	65.48	57.49	43.64	41.12
2018	32.35	51.74	66.20	49.44	63.99	70.22	72.18	70.79	70.70	57.78	44.12	41.64
2019	37.52	43.76	44.43	53.42	65.56	67.64	71.66	71.66	68.12	58.77	40.28	41.12
2020	42.39	42.18	52.96	51.20	59.23	68.48	72.99	72.47	66.26	59.70	49.16	35.31
2021	37.98	39.20	47.39	49.34	57.08	68.96	71.14	72.82	63.50	56.79	38.42	45.18
2022	33.28	41.13	47.45	50.24	63.59	69.26	73.40	71.43	64.46	49.83	48.80	38.33
2023	40.42	46.66	47.45	52.76	59.23	65.78	73.23	72.12	64.34	53.83	43.64	39.43
2024	31.24	39.26	48.20	52.94	63.88	68.96	73.34	70.90	67.64	53.37	50.60	36.85
NCEI Climatology	35.60	38.41	44.10	51.00	59.79	67.41	70.49	69.90	64.39	53.10	43.10	38.00

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	55.33
2009	45.56	47.81	56.06	62.39	72.12	80.66	79.77	80.72	75.50	64.17	55.91	45.30
2010	41.32	42.06	52.09	64.19	74.10	82.25	82.86	82.13	76.61	64.08	53.90	39.26
2011	41.73	51.35	59.81	74.75	72.96	82.61	83.82	82.89	75.65	61.85	56.33	52.03
2012	50.58	53.10	64.95	66.32	74.07	75.59	83.24	79.26	74.58	66.00	52.16	52.32
2013	53.34	48.81	50.99	63.74	69.65	78.65	79.55	79.09	74.96	66.20	54.05	52.24
2014	41.64	50.13	52.96	64.79	73.17	80.06	81.30	80.92	76.01	66.69	51.11	51.51
2015	45.96	45.24	60.13	68.36	73.86	82.04	84.49	81.53	76.76	65.76	61.22	61.44
2016	45.76	51.33	63.12	66.56	73.52	82.97	86.84	M	M	M	M	53.46
2017	55.40	58.45	58.83	69.80	74.04	79.37	83.47	82.57	77.06	69.02	56.72	50.55
2018	44.43	61.89	68.00	61.23	74.36	80.45	81.24	80.63	80.06	68.15	53.42	50.46
2019	47.97	55.46	56.47	65.15	77.44	78.35	82.69	81.62	80.09	70.12	51.98	51.63
2020	52.03	52.23	63.18	63.59	70.47	77.81	83.71	81.99	75.08	69.92	60.71	46.78
2021	47.85	49.71	59.20	63.23	70.24	78.44	80.37	81.47	74.39	67.77	52.34	56.27
2022	45.12	53.54	60.07	63.62	74.85	80.72	82.52	79.93	74.42	62.66	59.03	48.05
2023	51.42	58.26	58.80	65.12	69.10	76.07	82.69	82.46	74.66	65.30	55.31	50.70
2024	43.98	51.40	59.73	65.54	74.36	80.39	83.21	80.40	76.55	65.79	60.59	48.00
NCEI Climatology	46.15	49.61	56.00	63.30	71.55	77.85	80.65	79.35	74.39	64.65	54.75	48.50

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	30.4%
2009	71.4%	62.8%	71.0%	65.2%	78.4%	74.2%	71.4%	79.0%	73.4%	82.0%	86.1%	75.9%
2010	68.6%	69.5%	67.7%	61.1%	72.7%	72.5%	72.5%	81.0%	71.9%	68.4%	65.9%	62.2%
2011	69.8%	69.3%	68.6%	66.8%	66.6%	62.3%	70.6%	74.8%	75.4%	73.1%	74.3%	76.9%
2012	68.7%	69.7%	71.5%	66.5%	74.2%	71.7%	73.8%	83.5%	77.3%	71.5%	69.5%	77.8%
2013	71.9%	72.3%	59.2%	72.3%	69.5%	79.8%	85.5%	81.5%	75.5%	75.7%	69.5%	79.7%
2014	63.9%	75.5%	68.6%	66.4%	67.2%	73.4%	73.2%	73.4%	83.9%	72.6%	72.9%	81.6%
2015	69.7%	65.5%	72.9%	73.5%	68.8%	73.4%	72.1%	78.2%	81.5%	81.2%	81.6%	86.1%
2016	78.1%	69.5%	71.2%	65.4%	75.0%	73.4%	69.4%	M	M	M	M	77.9%
2017	74.6%	68.1%	61.6%	70.2%	71.8%	78.3%	79.2%	78.7%	74.7%	76.0%	75.9%	74.7%
2018	63.5%	79.1%	90.0%	64.9%	74.9%	75.8%	79.9%	78.3%	79.9%	77.6%	81.0%	84.2%
2019	74.4%	73.7%	65.4%	69.9%	66.3%	74.0%	69.4%	76.1%	69.4%	75.3%	75.0%	75.7%
2020	72.6%	76.3%	75.4%	65.7%	69.6%	75.4%	71.7%	79.5%	78.5%	77.4%	75.7%	77.2%
2021	76.5%	77.1%	66.8%	58.3%	64.0%	77.3%	79.8%	80.7%	77.8%	78.0%	66.1%	80.0%
2022	68.4%	70.2%	65.3%	64.2%	69.2%	66.7%	79.5%	81.9%	74.8%	70.8%	71.7%	76.5%
2023	76.4%	72.9%	67.1%	68.6%	72.4%	75.7%	78.0%	75.6%	76.9%	75.6%	72.3%	75.1%
2024	69.6%	66.6%	67.7%	65.9%	73.0%	69.6%	74.6%	77.3%	76.0%	70.8%	80.6%	70.9%

Monthly Plots

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