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 (USC00380074) 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	M
2009	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2010	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
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	2.51	5.78	4.13	3.76	6.06	3.84	5.48	3.17	4.90	1.59	2.50	2.16
2021	0.32	0.07	0.10	0.11	0.08	6.02	4.79	6.65	4.49	1.94	M	4.71
2022	2.07	1.87	2.58	6.59	3.74	2.31	5.18	3.83	1.61	1.24	4.49	3.22
2023	6.79	2.37	5.74	5.45	5.74	6.43	2.77	8.08	4.10	2.57	2.21	4.29
2024	2.64	2.73	4.56	1.55	2.26	2.93	8.65	3.94	4.54	M	5.72	1.32
NCEI Climatology	4.56	4.33	4.69	3.08	3.53	5.43	5.62	5.02	4.12	2.90	3.37	4.29

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	9.1
2009	6.0	6.6	6.4	7.4	7.1	4.9	5.7	4.3	4.8	5.3	5.0	6.2
2010	6.2	6.6	6.2	5.8	6.0	5.3	5.4	4.2	4.5	4.6	6.1	6.8
2011	7.0	7.6	7.6	8.2	5.9	6.2	5.1	4.5	5.1	6.1	5.7	3.5
2012	5.7	6.1	6.3	6.3	5.5	4.9	5.3	3.7	4.3	5.3	4.4	6.0
2013	6.1	6.6	7.3	6.3	7.0	6.1	5.2	4.9	4.8	4.2	5.8	5.4
2014	6.0	4.7	6.5	6.5	4.8	4.8	5.4	5.0	5.0	4.9	5.3	4.3
2015	5.9	6.8	6.6	6.5	5.1	5.5	4.7	4.5	5.5	5.7	5.0	5.1
2016	5.4	7.4	6.1	6.9	6.1	5.7	6.1	4.5	4.6	5.2	4.1	5.1
2017	6.4	6.3	7.1	6.4	6.5	5.0	5.0	4.9	4.9	5.6	4.0	5.2
2018	5.8	6.1	7.8	7.5	5.2	5.0	4.6	4.8	5.1	5.0	6.0	5.9
2019	5.6	5.9	6.2	6.5	5.2	5.3	4.8	4.6	4.4	5.2	5.1	6.8
2020	7.3	8.2	7.6	8.3	6.9	7.0	5.4	5.0	7.1	6.1	6.2	6.3
2021	6.7	7.4	8.1	7.1	6.6	6.4	5.5	5.1	4.4	5.1	6.7	6.4
2022	7.8	7.5	8.2	7.1	7.3	6.1	6.5	5.3	6.8	5.6	7.2	6.3
2023	6.8	7.7	7.2	7.6	7.8	6.6	5.3	5.8	5.1	5.7	6.1	6.3
2024	7.9	7.3	7.8	8.0	6.3	6.5	6.5	6.9	8.4	5.8	5.9	6.7
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	62.82
2009	52.90	58.04	64.40	72.74	79.38	90.14	89.19	88.61	82.76	71.08	63.80	51.80
2010	50.12	49.61	62.48	77.42	83.62	91.52	92.33	89.25	88.16	76.77	64.88	48.49
2011	49.65	61.12	65.68	79.04	83.62	93.44	94.59	92.74	85.22	72.41	67.34	62.60
2012	62.38	63.10	75.32	77.66	84.20	86.00	93.44	86.93	83.72	75.55	63.44	61.09
2013	62.31	57.26	60.97	74.36	79.73	86.72	86.46	86.46	85.22	76.30	63.62	60.74
2014	50.93	60.15	63.59	75.50	83.74	89.18	90.41	90.41	82.76	78.74	61.58	59.75
2015	54.18	52.70	68.70	74.78	83.39	90.62	93.40	88.55	82.64	71.60	65.40	66.43
2016	51.34	57.08	70.73	74.42	79.90	90.44	93.66	89.60	85.46	77.00	67.82	56.45
2017	61.21	67.36	67.71	77.30	81.30	85.22	89.72	86.93	84.08	76.42	65.06	55.46
2018	52.09	66.59	62.89	70.94	82.86	89.96	88.73	89.19	87.68	75.95	59.18	56.15
2019	55.69	62.79	65.68	75.32	86.71	86.18	91.23	90.35	90.62	78.51	60.62	58.01
2020	59.20	60.77	71.87	75.31	80.95	87.73	92.61	90.11	83.49	78.71	71.07	56.98
2021	55.54	59.30	70.38	76.60	82.97	88.08	89.90	89.83	84.92	77.81	66.09	65.29
2022	55.45	65.00	71.38	75.91	85.02	92.33	91.15	88.89	84.59	74.84	67.18	55.84
2023	61.00	68.51	69.01	76.16	77.83	85.84	92.47	91.67	84.84	76.90	66.34	60.84
2024	57.57	63.16	70.46	77.88	84.34	92.14	93.47	90.28	84.91	76.23	69.40	56.67
NCEI Climatology	56.20	60.52	67.80	76.40	83.80	89.40	92.50	90.40	85.30	76.50	66.51	58.61

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	43.77
2009	33.51	34.31	42.39	48.20	61.03	68.24	67.48	68.99	63.68	51.63	43.22	34.15
2010	29.27	30.65	39.55	49.52	62.37	70.28	71.19	71.19	63.32	49.01	40.70	27.41
2011	30.32	37.98	42.74	52.70	60.22	69.20	72.35	70.79	63.80	49.65	42.56	40.40
2012	39.42	40.13	52.55	53.54	62.95	64.64	72.50	69.51	63.74	52.73	39.02	41.35
2013	40.88	35.92	37.75	50.48	57.78	68.84	71.02	69.10	63.14	54.18	40.04	40.13
2014	28.28	37.47	38.74	51.38	60.10	69.08	70.44	68.75	66.56	52.50	36.68	38.74
2015	33.92	32.00	43.90	53.18	58.19	67.64	71.00	67.65	62.72	50.64	44.27	48.08
2016	31.83	37.46	47.64	50.72	58.36	67.88	71.54	71.37	65.54	53.14	40.94	38.74
2017	40.54	41.77	42.22	54.14	58.83	66.56	69.68	68.99	61.64	53.02	40.34	37.23
2018	29.04	47.30	40.65	46.16	62.02	67.58	69.45	68.58	68.54	54.47	40.88	38.68
2019	35.02	41.13	41.81	51.32	62.99	65.84	69.28	68.99	65.66	56.27	38.48	38.74
2020	41.14	40.36	50.97	49.86	57.16	66.86	72.18	71.71	64.42	57.38	47.18	33.25
2021	35.97	37.43	46.36	48.59	55.68	67.62	70.23	71.13	62.00	57.02	40.78	44.78
2022	33.63	39.03	45.45	48.53	62.17	68.14	72.40	70.11	63.15	48.76	46.66	36.69
2023	39.85	44.36	45.83	51.18	58.20	64.77	71.71	70.98	63.04	51.58	42.01	37.39
2024	33.60	37.83	45.98	51.98	62.51	67.94	72.31	69.85	66.83	48.77	48.74	34.83
NCEI Climatology	34.61	37.58	43.50	51.90	60.50	69.10	72.10	70.49	64.90	52.60	41.30	36.00

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	53.30
2009	43.21	46.18	53.40	60.47	70.21	79.19	78.34	78.80	73.22	61.35	53.51	42.97
2010	39.69	40.13	51.02	63.47	72.99	80.90	81.76	80.22	75.74	62.89	52.79	37.95
2011	39.98	49.55	54.21	65.87	71.92	81.32	83.47	81.76	74.51	61.03	54.95	51.50
2012	50.90	51.61	63.94	65.60	73.57	75.32	82.97	78.22	73.73	64.14	51.23	51.22
2013	51.60	46.59	49.36	62.42	68.75	77.78	78.74	77.78	74.18	65.24	51.83	50.44
2014	39.61	48.81	51.16	63.44	71.92	79.13	80.43	79.58	74.66	65.62	49.13	49.25
2015	44.05	42.35	56.30	63.98	70.79	79.13	82.20	78.10	72.68	61.12	54.83	57.26
2016	41.58	47.27	59.19	62.57	69.13	79.16	82.60	80.48	75.50	65.07	54.38	47.59
2017	50.87	54.56	54.96	65.72	70.06	75.89	79.70	77.96	72.86	64.72	52.70	46.34
2018	40.56	56.94	51.77	58.55	72.44	78.77	79.09	78.89	78.11	65.21	50.03	47.42
2019	45.35	51.96	53.75	63.32	74.85	76.01	80.25	79.67	78.14	67.39	49.55	48.37
2020	50.17	50.56	61.42	62.59	69.05	77.29	82.40	80.91	73.96	68.05	59.13	45.12
2021	45.75	48.36	58.37	62.59	69.32	77.85	80.06	80.48	73.46	67.42	53.43	55.03
2022	44.54	52.02	58.42	62.22	73.59	80.23	81.78	79.50	73.87	61.80	56.92	46.27
2023	50.43	56.43	57.42	63.67	68.01	75.31	82.09	81.32	73.94	64.24	54.17	49.11
2024	45.58	50.50	58.22	64.93	73.42	80.04	82.89	80.07	75.87	62.50	59.07	45.75
NCEI Climatology	45.40	49.05	55.65	64.15	72.15	79.25	82.30	80.45	75.10	64.55	53.90	47.30

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
2008	M	M	M	M	M	M	M	M	M	M	M	26.9%
2009	69.2%	59.5%	67.8%	62.1%	73.6%	66.6%	76.4%	88.1%	88.5%	92.6%	91.8%	86.9%
2010	83.9%	84.7%	82.4%	76.7%	85.6%	85.8%	85.9%	92.4%	81.0%	80.8%	83.2%	82.0%
2011	85.3%	81.3%	83.2%	80.0%	84.1%	80.1%	84.2%	75.3%	72.8%	71.6%	78.1%	79.1%
2012	74.1%	75.3%	74.4%	69.6%	76.4%	74.3%	76.7%	85.7%	81.4%	76.0%	71.2%	80.4%
2013	77.1%	74.6%	65.2%	71.2%	64.2%	77.7%	85.0%	79.0%	68.4%	69.9%	69.3%	83.4%
2014	69.6%	79.2%	73.3%	70.0%	73.6%	78.7%	77.6%	77.7%	88.7%	76.2%	72.4%	83.0%
2015	71.1%	66.7%	68.2%	68.3%	62.3%	64.2%	62.4%	70.0%	73.1%	77.0%	78.9%	83.7%
2016	73.2%	67.0%	67.8%	61.6%	68.5%	67.3%	69.5%	76.8%	76.0%	70.7%	67.1%	77.3%
2017	74.4%	66.3%	61.2%	70.5%	69.9%	75.5%	79.1%	80.1%	74.3%	75.6%	76.6%	75.9%
2018	63.0%	81.3%	62.7%	66.9%	78.6%	75.3%	79.0%	78.8%	80.6%	79.1%	83.6%	85.6%
2019	75.7%	76.4%	67.8%	71.4%	68.1%	77.2%	74.0%	77.6%	69.8%	78.9%	77.1%	79.1%
2020	72.3%	75.7%	73.9%	63.8%	69.8%	74.8%	75.3%	80.9%	77.1%	78.5%	75.6%	76.1%
2021	75.3%	74.8%	64.7%	57.6%	63.9%	76.5%	79.1%	80.8%	77.0%	80.0%	64.6%	78.4%
2022	63.1%	67.9%	64.1%	63.6%	70.6%	64.9%	79.2%	80.4%	72.3%	67.8%	72.9%	76.8%
2023	73.5%	72.1%	65.0%	67.5%	71.5%	74.4%	76.7%	76.0%	75.1%	72.7%	68.7%	71.8%
2024	69.1%	62.7%	66.0%	64.2%	72.6%	67.4%	75.3%	75.5%	75.1%	64.9%	78.2%	67.3%

Monthly Plots

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