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 (USC00438169) 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	0.00	0.00	0.00	0.00	0.00
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	M	M	M	M	M	M	M	M	M	M	M	M
2021	M	M	M	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2022	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2023	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2024	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2025	0.00	0.00	0.00	0.00	0.00	0.00	M	M	M	M	M	M
NCEI Climatology	3.04	3.11	3.29	3.89	4.28	4.55	4.96	4.71	3.58	4.67	3.69	3.87

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	3.5	4.0	4.3	4.9	5.9
2009	4.2	6.2	5.5	6.7	5.3	4.0	3.4	3.2	3.4	4.0	3.6	5.7
2010	4.8	6.2	6.3	5.7	5.4	3.9	4.2	3.5	4.5	5.5	6.6	6.8
2011	5.6	7.0	7.8	7.2	6.5	5.7	4.1	3.6	3.2	4.5	4.4	4.4
2012	4.7	4.8	4.9	7.0	4.9	5.0	3.4	3.0	3.8	4.6	4.1	4.7
2013	5.2	5.2	6.0	6.8	5.0	3.7	2.9	3.2	3.5	3.9	6.8	3.6
2014	5.4	4.8	6.1	7.0	3.4	3.8	3.8	1.1	M	5.0	5.8	4.7
2015	6.0	4.9	6.7	6.6	5.8	4.2	3.7	2.9	2.7	4.8	4.9	4.1
2016	5.1	5.9	5.5	5.9	4.7	4.9	3.2	3.2	3.0	4.6	4.1	5.4
2017	4.6	5.3	7.2	5.1	5.5	4.4	2.9	3.1	2.6	5.2	5.5	3.7
2018	5.2	5.4	6.2	5.9	5.3	4.1	3.6	3.0	3.0	5.2	4.7	3.9
2019	5.3	5.8	5.6	6.3	5.2	4.2	3.0	3.2	3.7	4.4	5.0	4.7
2020	3.6	4.2	5.9	6.5	6.2	3.5	3.2	3.2	4.6	4.7	4.7	5.9
2021	3.9	4.5	6.2	5.1	4.8	3.9	3.3	2.8	3.9	3.0	3.6	4.7
2022	4.8	6.4	6.1	6.7	5.0	5.1	4.0	2.2	2.9	3.2	5.5	5.5
2023	4.1	5.5	5.9	5.7	5.9	3.3	2.5	3.6	2.2	3.4	4.5	3.2
2024	4.8	5.8	5.9	6.3	3.9	3.7	3.2	3.0	2.5	4.0	5.1	3.1
2025	4.5	4.2	5.5	5.4	3.6	3.2	M	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
2008	M	M	M	58.55	61.79	72.86	76.48	72.92	67.70	52.85	40.58	30.37
2009	20.97	29.36	38.04	54.32	62.48	69.26	72.41	75.43	66.44	49.42	46.09	27.86
2010	26.83	29.17	44.77	56.48	66.72	70.70	79.03	75.78	67.40	51.86	41.30	26.60
2011	22.94	27.76	35.48	48.80	67.01	71.54	79.38	75.37	69.80	56.64	47.96	33.69
2012	28.19	32.64	47.67	54.02	67.59	73.32	79.03	79.06	67.68	58.62	40.72	33.46
2013	27.38	28.10	36.77	51.31	68.35	72.17	79.54	75.28	67.18	57.55	39.03	27.58
2014	23.59	25.22	29.77	52.15	64.57	74.23	77.78	76.28	M	50.13	39.66	31.79
2015	21.85	16.60	32.71	49.29	71.29	69.45	76.00	76.72	73.51	53.34	46.45	38.97
2016	28.09	31.23	41.53	49.30	65.85	72.24	77.20	76.89	70.51	54.30	42.91	29.19
2017	29.94	32.68	30.97	54.50	61.01	71.89	75.29	73.70	72.38	63.47	39.60	22.65
2018	24.29	34.11	35.03	44.29	69.54	71.44	80.50	78.15	69.75	50.19	34.44	29.39
2019	20.23	25.14	34.79	48.09	58.91	71.50	80.13	75.56	66.83	56.47	34.38	29.65
2020	28.96	29.82	40.74	48.01	63.97	74.37	80.85	75.81	69.15	53.60	45.77	33.31
2021	25.37	26.69	38.23	52.28	64.52	74.45	72.74	78.55	68.17	58.75	40.87	33.16
2022	21.06	29.86	39.13	50.90	69.90	71.60	78.74	78.15	61.17	59.65	45.93	33.48
2023	31.29	31.46	36.58	54.90	64.90	71.10	79.19	72.39	70.70	58.48	39.30	34.74
2024	27.19	33.59	40.55	51.90	66.90	74.97	79.94	73.94	71.00	57.32	45.17	29.16
2025	22.48	25.32	41.48	52.79	60.89	70.64	M	M	M	M	M	M
NCEI Climatology	22.61	27.45	35.40	48.69	63.10	71.09	76.00	74.21	67.09	54.10	39.90	28.99

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2008	M	M	M	39.42	39.78	54.02	57.08	52.63	47.54	33.80	28.28	13.19
2009	0.41	9.82	19.57	33.68	40.94	51.08	54.70	55.23	44.18	35.19	29.89	15.38
2010	13.07	19.46	28.40	35.54	44.31	51.38	58.42	53.77	48.92	36.18	28.40	14.81
2011	8.54	8.28	19.34	32.96	47.62	51.38	56.27	54.53	50.42	40.57	30.62	17.63
2012	10.59	14.14	27.87	33.89	47.84	52.52	56.47	55.57	45.40	41.90	23.90	20.66
2013	9.25	13.70	22.50	31.00	43.72	53.05	60.38	53.65	46.30	37.76	23.50	13.40
2014	5.48	7.26	7.94	30.88	44.55	51.85	57.01	58.01	M	39.56	26.31	20.14
2015	5.87	-5.75	12.17	30.84	46.64	50.05	55.37	56.35	49.69	33.08	29.15	28.34
2016	11.42	12.43	22.69	26.23	43.03	49.77	55.54	55.87	47.37	38.67	29.40	13.14
2017	15.82	14.65	14.24	35.82	42.33	51.35	55.53	51.61	49.83	42.80	22.99	8.44
2018	7.92	15.00	20.96	27.57	43.92	48.57	57.19	57.82	49.70	37.18	22.73	12.18
2019	8.99	13.87	16.42	32.69	41.06	49.96	57.63	52.87	45.65	36.64	23.63	15.15
2020	13.47	9.86	23.16	29.97	41.49	50.97	59.86	53.79	45.42	35.86	28.20	20.20
2021	12.81	9.15	16.24	33.66	42.07	52.15	55.23	58.29	48.27	42.48	25.30	17.81
2022	-1.71	9.93	21.45	31.77	43.77	50.37	54.16	57.58	44.67	35.42	28.57	20.13
2023	20.68	11.32	23.03	33.43	38.52	52.73	59.90	53.81	51.07	42.13	24.07	23.45
2024	16.84	16.31	25.71	32.17	46.94	53.30	59.74	55.81	48.03	37.00	30.87	15.52
2025	7.00	7.21	22.06	32.03	45.26	52.68	M	M	M	M	M	M
NCEI Climatology	4.20	5.96	16.10	29.49	41.89	51.30	55.80	53.90	46.60	35.29	25.00	12.99

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

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2008	M	M	M	48.99	50.78	63.44	66.78	62.77	57.62	43.32	34.43	21.78
2009	10.69	19.59	28.81	44.00	51.71	60.17	63.56	65.33	55.31	42.31	37.99	21.62
2010	19.95	24.32	36.59	46.01	55.52	61.04	68.73	64.78	58.16	44.02	34.85	20.71
2011	15.74	18.02	27.41	40.88	57.32	61.46	67.83	64.95	60.11	48.60	39.29	25.66
2012	19.39	23.39	37.77	43.95	57.72	62.92	67.75	67.31	56.54	50.26	32.31	27.06
2013	18.32	20.90	29.64	41.16	56.04	62.61	69.96	64.46	56.74	47.66	31.27	20.49
2014	14.53	16.24	18.85	41.51	54.56	63.04	67.39	67.15	M	44.85	32.98	25.96
2015	13.86	5.43	22.44	40.06	58.97	59.75	65.68	66.53	61.60	43.21	37.80	33.66
2016	19.76	21.83	32.11	37.76	54.44	61.00	66.37	66.38	58.94	46.48	36.15	21.16
2017	22.88	23.66	22.60	45.16	51.67	61.62	65.41	62.65	61.10	53.13	31.29	15.55
2018	16.10	24.55	27.99	35.93	56.73	60.01	68.85	67.98	59.73	43.68	28.59	20.79
2019	14.61	19.51	25.61	40.39	49.99	60.73	68.88	64.22	56.24	46.55	29.00	22.40
2020	21.21	19.84	31.95	38.99	52.73	62.67	70.36	64.80	57.29	44.73	36.99	26.75
2021	19.09	17.92	27.23	42.97	53.29	63.30	63.98	68.42	58.22	50.62	33.08	25.48
2022	9.68	19.89	30.29	41.33	56.84	60.98	66.45	67.87	52.92	47.53	37.25	26.81
2023	25.98	21.39	29.81	44.17	51.71	61.92	69.55	63.10	60.88	50.31	31.69	29.10
2024	22.02	24.95	33.13	42.03	56.92	64.13	69.84	64.87	59.52	47.16	38.02	22.34
2025	14.74	16.27	31.77	42.41	53.07	61.66	M	M	M	M	M	M
NCEI Climatology	13.40	16.70	25.75	39.09	52.50	61.19	65.90	64.05	56.85	44.69	32.45	20.99

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	82.9%	77.5%	74.0%	77.6%	77.0%
2009	74.7%	71.5%	63.6%	59.0%	65.6%	72.0%	77.9%	78.0%	84.5%	86.1%	85.1%	78.8%
2010	75.1%	70.6%	59.1%	62.9%	57.9%	73.1%	69.0%	71.9%	74.0%	72.0%	71.9%	77.2%
2011	73.2%	66.5%	63.4%	63.9%	67.1%	66.5%	67.1%	74.7%	76.8%	71.9%	71.3%	77.6%
2012	73.0%	67.4%	62.3%	55.0%	67.5%	66.5%	67.4%	70.8%	73.6%	73.6%	69.3%	78.3%
2013	70.8%	64.5%	65.9%	55.4%	61.7%	71.6%	73.8%	73.6%	74.1%	70.9%	67.3%	76.6%
2014	66.8%	67.9%	60.3%	58.0%	63.5%	65.1%	68.3%	75.8%	M	77.5%	68.8%	77.1%
2015	66.9%	62.8%	59.0%	59.7%	56.5%	71.8%	77.8%	79.8%	79.9%	74.9%	76.1%	85.9%
2016	75.3%	73.4%	67.8%	56.6%	67.5%	71.0%	76.9%	80.9%	79.7%	81.0%	83.1%	79.8%
2017	80.6%	76.5%	68.4%	72.2%	73.8%	76.2%	77.8%	79.2%	79.2%	75.7%	77.6%	79.5%
2018	77.1%	76.5%	69.9%	70.1%	60.3%	69.8%	72.8%	80.2%	80.9%	80.3%	83.1%	81.4%
2019	78.0%	72.0%	63.7%	71.6%	71.4%	70.8%	73.8%	75.6%	79.5%	76.2%	85.9%	78.9%
2020	82.6%	78.0%	68.6%	61.2%	59.5%	70.8%	76.8%	77.0%	73.8%	78.4%	78.9%	79.5%
2021	82.0%	75.0%	59.3%	70.5%	61.8%	67.9%	80.3%	79.3%	81.2%	83.5%	79.9%	78.6%
2022	73.0%	72.8%	71.8%	64.5%	62.4%	72.0%	71.5%	77.7%	83.3%	74.1%	72.6%	78.5%
2023	84.7%	70.8%	72.0%	64.6%	57.1%	78.2%	82.2%	81.6%	82.7%	82.6%	77.3%	86.9%
2024	81.4%	73.3%	73.5%	66.1%	72.8%	74.8%	77.8%	83.0%	78.7%	75.8%	74.0%	84.6%
2025	74.4%	75.0%	72.4%	66.4%	80.5%	74.5%	M	M	M	M	M	M

Monthly Plots

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May 2025

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