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 (USC00448894) 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	0.00	0.00	0.00	0.00	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	1.80	3.26	2.81	5.23	4.05	3.87	0.19	4.29	1.50	3.09
2020	2.14	2.40	1.12	4.09	1.52	5.25	1.90	4.43	3.67	6.41	4.90	4.58
2021	1.25	3.58	3.95	1.81	2.81	3.68	3.60	5.76	2.62	2.74	0.52	1.37
2022	3.54	0.96	2.30	1.12	3.80	3.17	1.74	0.11	0.95	1.50	2.99	4.10
2023	2.09	1.07	1.17	5.33	2.28	2.90	4.29	2.44	3.79	1.39	2.30	7.35
2024	5.63	2.21	5.90	1.14	6.58	0.42	5.64	5.55	2.13	0.04	1.67	1.87
2025	1.80	4.54	3.91	3.28	7.59	2.11	0.95	M	M	M	M	M
NCEI Climatology	3.02	2.69	3.66	3.18	3.90	4.37	4.73	5.01	4.15	3.98	3.29	3.30

Average Wind Speed [MPH]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2008	M	M	7.0	5.6	5.7	3.5	3.4	3.2	3.9	3.6	4.6	5.3
2009	4.4	6.7	5.3	6.2	4.7	3.9	3.5	3.0	3.6	4.3	4.9	4.8
2010	5.4	5.6	5.6	5.0	5.2	4.2	4.3	3.5	4.6	4.5	5.2	6.3
2011	5.6	7.2	6.5	7.7	5.4	4.9	3.0	3.2	2.4	3.7	4.6	3.9
2012	5.3	4.6	4.8	4.9	3.6	3.4	3.2	2.7	2.9	4.1	3.9	4.0
2013	4.2	4.9	5.8	5.4	5.1	4.4	3.4	2.5	2.5	3.2	4.4	4.5
2014	5.2	4.9	6.6	5.7	4.0	3.4	3.7	2.4	2.7	4.1	4.5	3.5
2015	4.1	5.7	4.7	5.1	3.7	3.8	1.5	1.5	2.2	3.8	3.4	4.0
2016	5.5	5.6	6.1	6.4	3.4	4.2	3.5	3.1	4.2	4.2	3.6	4.5
2017	5.2	4.9	6.6	6.0	5.5	4.3	3.9	3.3	3.6	4.3	0.0	2.9
2018	5.5	5.0	6.3	6.6	4.8	3.3	3.8	3.3	3.9	3.8	4.4	3.6
2019	5.0	4.4	5.5	5.8	4.8	4.5	3.5	3.0	3.6	4.1	4.2	3.7
2020	4.7	5.1	5.9	6.0	5.7	4.4	3.3	3.4	3.3	3.4	3.7	4.9
2021	4.3	4.8	5.4	5.4	4.1	4.1	3.8	3.0	3.3	3.6	3.6	3.8
2022	5.2	5.6	6.0	5.5	4.7	3.2	3.0	2.6	3.7	3.4	4.3	3.6
2023	4.4	5.4	5.3	4.8	4.1	3.6	2.7	3.0	2.9	2.3	2.6	2.3
2024	3.2	0.9	3.9	5.2	3.4	4.4	3.6	3.2	3.3	2.9	3.7	4.1
2025	3.9	2.3	5.8	5.7	4.0	3.0	6.4	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	63.89	68.30	73.65	87.20	88.32	85.19	79.58	68.12	55.70	52.21
2009	42.57	52.38	55.98	70.10	77.00	83.42	85.83	87.45	77.36	67.94	60.32	45.53
2010	42.68	41.13	60.86	73.10	80.31	90.08	93.03	89.43	86.24	70.44	59.30	40.59
2011	40.94	55.79	57.55	72.32	79.90	88.76	91.40	88.05	81.62	69.39	63.32	54.82
2012	51.68	53.54	67.22	68.68	79.46	85.23	92.94	86.18	79.27	71.23	55.84	54.90
2013	49.37	47.37	51.74	69.42	76.74	85.06	87.81	82.00	80.23	71.09	57.68	52.47
2014	43.45	47.82	54.11	68.61	80.00	86.04	86.40	83.31	80.14	73.02	56.39	51.17
2015	44.20	40.63	56.34	69.46	81.54	85.95	87.05	85.84	83.62	69.42	64.42	62.08
2016	46.17	50.19	64.86	68.62	72.45	85.32	91.06	89.65	82.32	73.50	62.20	50.76
2017	49.98	60.65	58.33	75.20	74.89	85.66	92.03	86.11	81.83	75.04	M	45.75
2018	46.47	57.53	52.36	66.68	83.04	84.56	87.20	88.84	84.14	71.67	55.29	50.52
2019	45.40	50.67	56.01	71.06	80.70	83.28	90.13	86.34	83.97	72.88	54.85	52.12
2020	51.64	53.66	63.13	66.17	72.44	83.67	91.35	84.33	73.96	70.31	64.78	49.65
2021	45.66	44.42	61.74	68.74	75.79	84.67	87.87	87.14	81.52	74.27	58.09	57.15
2022	45.14	55.17	62.39	68.49	76.35	84.72	89.35	87.02	82.12	66.88	61.71	49.13
2023	54.36	57.59	59.53	72.06	72.93	81.17	88.51	85.87	79.38	72.16	59.21	54.99
2024	49.30	52.88	61.64	69.81	76.93	88.50	88.72	85.33	78.21	72.41	63.34	50.62
2025	42.21	49.70	64.09	71.92	75.80	86.17	87.70	M	M	M	M	M
NCEI Climatology	46.80	50.51	58.49	69.70	77.11	84.30	88.40	86.39	80.39	70.40	59.50	50.00

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2008	M	M	43.57	47.42	50.87	62.53	65.74	62.54	59.30	43.96	37.28	32.64
2009	25.38	29.56	36.30	45.80	56.04	63.56	65.04	68.58	58.28	48.26	41.18	29.27
2010	25.26	25.06	38.91	45.02	57.37	67.16	68.58	69.34	60.98	49.94	37.94	26.02
2011	27.70	34.44	38.45	49.94	58.13	65.54	70.79	67.63	64.52	48.20	40.52	33.74
2012	30.66	32.62	44.76	44.25	58.75	60.57	71.43	68.20	57.57	50.39	33.31	34.97
2013	30.85	29.17	32.10	45.97	54.25	65.14	70.17	64.25	54.65	49.36	35.25	32.65
2014	20.35	28.85	31.98	44.11	56.31	62.69	66.59	63.77	60.15	49.19	34.57	33.85
2015	26.94	19.71	32.98	45.05	59.21	67.09	68.74	64.52	62.79	47.17	41.72	43.80
2016	26.90	31.69	42.64	44.46	55.07	64.77	71.19	69.56	65.59	50.79	37.66	31.33
2017	33.50	35.96	37.49	52.85	55.38	63.31	70.16	67.76	65.06	57.00	M	26.50
2018	23.96	36.67	33.18	42.88	62.38	65.51	68.00	69.11	68.86	50.95	37.19	32.12
2019	31.48	38.19	34.93	48.81	59.65	63.74	68.81	67.15	62.13	52.92	34.58	32.09
2020	32.05	33.81	42.65	43.01	52.50	63.55	70.28	71.63	57.88	50.12	40.53	31.35
2021	28.35	29.65	37.70	43.79	49.26	63.61	68.31	68.87	59.38	54.08	33.62	36.43
2022	25.20	30.65	37.83	42.99	56.56	61.37	70.07	66.62	57.25	44.43	39.41	28.22
2023	34.09	35.85	36.45	46.90	50.55	58.98	69.06	66.26	59.02	47.91	33.20	33.25
2024	30.48	31.27	38.45	47.58	57.62	63.07	69.88	65.31	60.51	44.91	39.23	29.91
2025	22.15	29.68	39.19	47.26	55.87	66.07	71.70	M	M	M	M	M
NCEI Climatology	28.50	30.28	36.50	45.80	55.30	63.50	68.10	66.10	59.80	48.59	39.11	32.30

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

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2008	M	M	53.73	57.86	62.26	74.87	77.03	73.86	69.44	56.04	46.49	42.42
2009	33.97	40.97	46.14	57.95	66.52	73.49	75.43	78.02	67.82	58.10	50.75	37.40
2010	33.97	33.09	49.88	59.06	68.84	78.62	80.80	79.38	73.61	60.19	48.62	33.31
2011	34.32	45.11	48.00	61.13	69.02	77.15	81.09	77.84	73.07	58.80	51.92	44.28
2012	41.17	43.08	55.99	56.47	69.11	72.90	82.18	77.19	68.42	60.81	44.57	44.93
2013	40.11	38.27	41.92	57.70	65.49	75.10	78.99	73.12	67.44	60.23	46.47	42.56
2014	31.90	38.34	43.04	56.36	68.15	74.37	76.49	73.54	70.14	61.10	45.48	42.51
2015	35.57	30.17	44.66	57.25	70.38	76.52	77.89	75.18	73.21	58.29	53.07	52.94
2016	36.53	40.94	53.75	56.54	63.76	75.04	81.13	79.60	73.95	62.15	49.93	41.04
2017	41.74	48.30	47.91	64.02	65.14	74.49	81.10	76.93	73.45	66.02	M	36.12
2018	35.21	47.10	42.77	54.78	72.71	75.03	77.60	78.97	76.50	61.31	46.24	41.32
2019	38.44	44.43	45.47	59.93	70.18	73.51	79.47	76.75	73.05	62.90	44.71	42.11
2020	41.84	43.73	52.89	54.59	62.47	73.61	80.82	77.98	65.92	60.22	52.65	40.50
2021	37.01	37.04	49.72	56.26	62.52	74.14	78.09	78.00	70.45	64.17	45.86	46.79
2022	35.17	42.91	50.11	55.74	66.46	73.04	79.71	76.82	69.69	55.65	50.56	38.68
2023	44.23	46.72	47.99	59.48	61.74	70.08	78.79	76.06	69.20	60.04	46.20	44.12
2024	39.89	42.08	50.04	58.69	67.28	75.79	79.30	75.32	69.36	58.66	51.29	40.26
2025	32.18	39.69	51.64	59.59	65.84	76.12	79.70	M	M	M	M	M
NCEI Climatology	37.65	40.40	47.50	57.75	66.20	73.90	78.25	76.25	70.09	59.50	49.31	41.15

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	46.3%	68.7%	64.6%	65.2%	68.7%	66.8%	74.2%	71.2%	67.2%	75.6%
2009	70.0%	60.0%	73.0%	67.0%	81.5%	81.6%	79.4%	83.9%	85.1%	83.4%	84.0%	75.5%
2010	67.7%	70.5%	65.4%	63.7%	70.8%	70.7%	65.7%	76.6%	67.7%	77.3%	71.8%	68.1%
2011	73.3%	63.5%	71.4%	72.4%	79.1%	72.4%	80.4%	84.1%	89.4%	80.5%	77.9%	78.3%
2012	70.2%	73.7%	74.4%	65.2%	82.7%	72.8%	76.2%	85.3%	84.2%	84.0%	71.0%	75.0%
2013	70.4%	65.6%	60.9%	61.9%	69.4%	75.1%	80.3%	83.6%	76.4%	80.0%	59.0%	68.7%
2014	56.5%	55.9%	53.0%	55.6%	62.4%	63.9%	65.2%	73.4%	73.4%	65.4%	57.9%	67.6%
2015	59.1%	49.7%	56.8%	56.2%	60.4%	68.2%	71.5%	70.1%	72.4%	70.9%	78.1%	84.2%
2016	64.0%	65.7%	62.9%	61.1%	82.6%	71.4%	76.9%	80.3%	81.6%	75.9%	67.5%	64.3%
2017	64.9%	46.2%	40.3%	54.9%	68.3%	66.1%	63.1%	71.0%	70.7%	67.3%	M	61.4%
2018	65.3%	78.0%	62.5%	64.3%	77.8%	83.0%	79.6%	83.8%	88.6%	81.3%	78.2%	82.8%
2019	72.5%	73.1%	66.1%	70.3%	78.6%	79.7%	79.3%	84.7%	81.4%	83.2%	75.9%	82.6%
2020	77.4%	71.5%	71.4%	71.8%	75.8%	80.5%	82.5%	93.7%	90.4%	90.6%	81.0%	80.3%
2021	74.6%	80.9%	66.6%	67.5%	70.7%	82.5%	83.6%	90.1%	86.0%	88.3%	74.4%	77.7%
2022	70.5%	71.6%	68.5%	68.2%	83.2%	77.8%	87.8%	86.4%	77.8%	84.7%	74.6%	78.8%
2023	79.3%	67.0%	66.4%	69.6%	78.1%	80.3%	85.2%	82.2%	83.6%	81.3%	74.7%	81.6%
2024	75.2%	72.1%	69.1%	69.8%	84.5%	70.4%	80.9%	85.2%	88.4%	78.1%	76.9%	75.5%
2025	62.4%	68.2%	62.9%	69.8%	79.4%	83.0%	81.7%	M	M	M	M	M

Monthly Plots

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