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 (USC00150450) 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
2011	M	M	M	M	M	M	M	M	M	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	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	3.12	6.67	3.19	4.59	5.08	5.54	0.18	2.41	4.21
2025	4.10	7.48	4.67	2.56	5.20	2.74	M	M	M	M	M	M
NCEI Climatology	4.08	4.45	5.01	4.85	4.74	4.73	4.77	4.46	3.47	3.18	3.60	5.04

Average Wind Speed [MPH]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2011	M	M	M	M	M	M	M	M	M	1.7	2.7	2.4
2012	3.8	3.5	3.1	3.2	1.4	2.0	1.6	1.2	1.7	2.7	2.3	3.4
2013	3.4	4.6	4.5	3.5	3.2	2.2	2.2	1.6	1.7	1.9	3.3	3.2
2014	4.2	4.2	4.4	4.2	2.6	0.9	0.0	0.0	0.6	3.2	4.2	3.2
2015	4.1	4.6	M	3.8	2.3	2.2	2.7	M	0.0	0.0	0.0	1.3
2016	2.4	3.3	2.6	3.0	1.8	1.5	0.9	0.7	1.0	1.2	1.6	3.0
2017	3.1	2.2	3.0	2.3	2.0	1.0	0.8	0.5	0.8	1.0	1.4	2.1
2018	2.0	1.9	3.5	3.6	1.8	1.5	0.0	0.9	1.3	2.3	3.2	2.9
2019	3.9	3.8	3.9	3.2	2.5	2.2	1.4	1.6	1.5	2.2	2.2	3.1
2020	3.5	3.3	3.2	4.1	2.9	1.9	1.3	1.2	1.2	1.5	2.6	2.8
2021	3.0	3.6	3.2	3.3	2.4	1.4	1.4	1.1	1.4	1.6	2.2	2.7
2022	3.1	3.5	4.6	3.8	2.3	1.8	1.2	1.1	1.5	2.1	2.9	1.6
2023	3.5	3.1	3.9	3.7	2.5	1.7	1.0	0.9	0.8	1.5	1.7	2.3
2024	3.5	2.5	3.7	3.4	1.4	1.0	0.7	0.5	1.1	0.9	2.3	2.4
2025	3.2	3.4	3.9	3.0	2.5	1.3	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
2011	M	M	M	M	M	M	M	M	M	59.72	60.80	52.85
2012	49.48	51.99	69.68	68.42	78.28	83.18	86.75	83.68	75.74	64.63	56.18	51.68
2013	47.10	47.24	48.03	68.00	74.04	81.56	81.82	81.99	77.54	67.71	54.08	48.90
2014	39.55	47.94	55.86	71.66	77.46	82.78	81.35	82.17	78.20	66.14	51.20	48.37
2015	43.26	39.46	M	67.50	79.21	84.26	81.11	M	78.68	67.59	61.28	59.35
2016	42.16	46.83	63.76	69.80	72.53	84.50	86.93	86.23	82.70	74.62	62.54	47.85
2017	50.64	56.94	58.83	72.86	74.85	80.60	85.76	81.41	77.30	71.54	58.28	45.35
2018	41.58	56.49	54.76	64.88	81.58	84.30	85.93	82.62	81.06	67.77	51.56	48.19
2019	42.19	53.32	54.69	70.68	79.00	79.51	84.65	84.51	86.03	71.74	53.06	53.23
2020	49.51	49.98	62.00	64.76	71.73	80.94	87.96	83.42	76.89	69.83	61.92	45.75
2021	43.38	44.91	62.54	66.70	73.27	82.17	84.02	84.28	77.88	69.73	55.23	58.22
2022	41.30	53.13	61.62	66.77	77.49	84.90	84.87	83.74	76.05	65.15	59.52	55.29
2023	52.55	58.94	61.13	71.97	76.53	80.64	87.95	84.79	81.77	70.92	62.34	54.59
2024	45.78	58.81	65.26	71.65	78.96	86.90	87.95	87.02	80.99	74.68	63.34	51.40
2025	40.42	55.55	66.23	75.14	75.46	85.05	M	M	M	M	M	M
NCEI Climatology	45.19	49.22	57.90	68.40	75.70	82.30	85.00	84.50	79.50	69.70	57.90	48.60

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2011	M	M	M	M	M	M	M	M	M	38.66	40.28	35.02
2012	30.55	33.06	46.11	45.86	57.32	58.52	69.45	67.65	56.66	44.37	31.76	35.66
2013	32.29	29.81	32.06	44.96	52.79	61.94	64.11	64.11	58.04	48.14	32.60	32.17
2014	18.99	28.40	32.70	46.70	52.38	64.10	60.74	63.88	59.66	46.86	31.52	33.97
2015	26.14	19.23	M	46.90	54.94	63.08	65.43	M	58.81	47.10	42.80	42.28
2016	24.34	31.69	42.05	45.50	52.21	61.34	66.84	67.94	59.42	48.78	37.10	31.36
2017	36.65	35.41	37.23	51.26	53.77	58.46	65.84	62.89	56.66	46.86	37.52	29.21
2018	22.77	39.65	35.77	40.26	59.55	63.86	65.59	64.66	65.04	49.03	34.22	34.49
2019	33.60	41.09	34.38	46.02	56.91	61.10	65.89	63.87	60.64	47.96	31.39	33.73
2020	34.12	32.16	43.46	40.73	50.29	60.16	66.44	65.20	58.14	48.74	37.43	28.80
2021	29.59	28.37	38.39	41.06	49.90	61.17	64.09	65.77	57.46	51.62	30.59	38.35
2022	23.94	29.78	36.71	42.99	55.36	60.14	66.75	64.33	55.80	40.48	38.27	41.16
2023	35.89	40.16	38.78	46.23	54.10	59.84	67.33	66.94	60.85	49.59	37.73	35.15
2024	29.91	35.45	43.06	50.20	59.02	64.13	67.92	64.68	61.13	48.51	44.16	34.04
2025	23.33	33.33	39.36	52.80	56.20	65.07	M	M	M	M	M	M
NCEI Climatology	25.90	28.58	34.00	42.30	52.42	61.00	65.01	63.79	57.30	45.10	34.10	29.40

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

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2011	M	M	M	M	M	M	M	M	M	49.19	50.54	43.93
2012	40.01	42.52	57.90	57.14	67.80	70.85	78.10	75.66	66.20	54.50	43.97	43.67
2013	39.69	38.53	40.04	56.48	63.41	71.75	72.96	73.05	67.79	57.93	43.34	40.54
2014	29.27	38.17	44.28	59.18	64.92	73.44	71.05	73.02	68.93	56.50	41.36	41.17
2015	34.70	29.34	M	57.20	67.07	73.67	73.27	M	68.74	57.35	52.04	50.81
2016	33.25	39.26	52.90	57.65	62.37	72.92	76.88	77.09	71.06	61.70	49.82	39.61
2017	43.64	46.17	48.03	62.06	64.31	69.53	75.80	72.15	66.98	59.20	47.90	37.28
2018	32.17	48.07	45.27	52.57	70.56	74.08	75.76	73.64	73.05	58.40	42.89	41.34
2019	37.89	47.20	44.54	58.35	67.95	70.31	75.27	74.19	73.33	59.85	42.22	43.48
2020	41.81	41.07	52.73	52.74	61.01	70.55	77.20	74.31	67.51	59.29	49.68	37.28
2021	36.49	36.64	50.46	53.88	61.59	71.67	74.05	75.03	67.67	60.68	42.91	48.28
2022	32.62	41.45	49.16	54.88	66.42	72.52	75.81	74.03	65.93	52.82	48.89	48.23
2023	44.22	49.55	49.95	59.10	65.31	70.24	77.64	75.86	71.31	60.25	50.04	44.87
2024	37.84	47.13	54.16	60.93	68.99	75.51	77.94	75.85	71.06	61.60	53.75	42.72
2025	31.87	44.44	52.80	63.97	65.83	75.06	M	M	M	M	M	M
NCEI Climatology	35.55	38.90	45.95	55.35	64.06	71.65	75.01	74.15	68.40	57.40	46.00	39.00

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
2011	M	M	M	M	M	M	M	M	M	71.3%	73.3%	77.4%
2012	73.0%	74.6%	63.1%	67.9%	79.8%	72.1%	84.0%	80.3%	80.7%	77.9%	69.3%	78.7%
2013	75.2%	67.6%	69.1%	58.8%	70.7%	76.7%	80.7%	81.4%	82.2%	80.4%	67.0%	75.8%
2014	63.4%	67.2%	61.8%	55.3%	70.4%	74.8%	M	M	76.8%	81.7%	67.2%	80.6%
2015	70.9%	64.3%	M	66.2%	70.0%	76.8%	84.9%	M	M	M	M	75.3%
2016	71.0%	70.9%	60.0%	53.8%	74.0%	71.0%	78.2%	79.2%	74.0%	69.7%	65.6%	71.2%
2017	75.4%	62.7%	58.2%	63.6%	71.5%	73.4%	74.0%	79.4%	78.6%	75.2%	71.8%	70.6%
2018	68.8%	74.8%	65.0%	63.7%	77.7%	80.6%	80.4%	85.9%	87.4%	82.6%	80.7%	81.3%
2019	75.0%	74.6%	61.3%	65.2%	75.3%	80.5%	82.9%	80.7%	75.8%	79.8%	75.8%	78.0%
2020	72.9%	77.0%	72.5%	67.0%	75.5%	78.4%	81.0%	85.3%	85.2%	81.8%	69.2%	78.6%
2021	78.9%	79.2%	61.0%	62.5%	70.3%	79.1%	83.3%	86.6%	86.2%	88.2%	71.3%	78.0%
2022	78.6%	70.3%	62.5%	64.5%	79.0%	75.4%	88.3%	87.3%	85.0%	76.3%	72.0%	87.2%
2023	81.1%	70.6%	63.8%	62.7%	75.9%	79.9%	82.8%	85.7%	85.4%	80.6%	68.3%	78.6%
2024	78.6%	68.2%	62.5%	65.9%	82.9%	78.4%	82.9%	82.2%	83.1%	78.3%	77.9%	78.5%
2025	72.2%	70.4%	56.2%	64.4%	80.6%	82.7%	M	M	M	M	M	M

Monthly Plots

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May 2025

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