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 (USC00163433) 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
2010	M	M	M	M	M	M	M	M	M	M	0.00	0.00
2011	0.00	0.00	0.01	0.10	0.00	1.24	0.53	0.56	0.89	0.00	0.00	0.15
2012	0.00	M	0.00	0.00	0.00	0.00	0.00	0.90	1.86	0.78	0.90	2.31
2013	0.16	0.00	M	0.66	0.00	0.00	0.18	3.09	0.65	M	1.61	0.60
2014	2.51	M	M	0.40	2.36	0.65	0.67	M	M	M	M	0.28
2015	M	0.44	0.07	M	M	0.29	2.27	2.83	0.13	M	M	M
2016	M	M	M	M	M	0.00	2.11	2.80	1.62	M	M	M
2017	2.44	1.25	0.08	M	M	M	0.00	M	M	0.63	0.99	2.63
2018	1.64	M	M	M	M	M	M	M	M	0.53	3.20	3.86
2019	1.30	0.62	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	M	M	M	M	M	M	M	M	M
2025	M	M	M	M	M	M	M	M	M	M	M	M
2026	M	M	M	M	M	M	M	M	M	M	M	M
NCEI Climatology	5.58	4.31	4.66	4.37	5.09	6.87	9.19	7.64	6.62	4.34	3.48	4.68

Average Wind Speed [MPH]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2010	M	M	M	M	M	M	M	M	M	M	9.9	9.6
2011	9.0	9.3	8.7	12.0	10.1	7.5	5.2	4.3	7.3	9.2	10.4	10.3
2012	9.7	M	9.2	8.5	5.4	6.4	4.4	6.3	6.7	7.7	8.7	10.0
2013	11.1	10.2	M	10.7	8.7	5.8	6.8	6.5	10.5	9.6	9.9	8.7
2014	10.0	9.2	9.6	9.0	9.8	7.0	4.6	5.4	6.2	6.8	10.1	8.4
2015	10.3	11.8	10.0	11.5	11.2	8.3	6.9	7.9	11.7	14.6	15.3	16.5
2016	15.8	13.9	15.7	12.6	10.2	8.4	7.7	9.9	9.4	15.2	15.8	15.4
2017	15.0	12.8	13.9	14.6	12.4	12.7	6.1	10.3	11.4	16.7	12.1	13.6
2018	16.1	16.1	17.1	M	9.5	8.8	4.7	7.9	8.7	13.7	14.9	15.2
2019	13.4	16.7	14.2	14.5	14.4	8.5	8.4	3.6	0.6	1.2	M	M
2020	M	4.8	M	M	1.2	2.4	8.6	3.6	1.9	17.0	16.5	13.3
2021	13.5	13.9	15.3	16.3	14.2	10.9	7.9	8.8	11.0	11.3	13.6	13.8
2022	16.1	14.7	13.7	15.1	9.3	6.9	6.8	8.1	10.3	12.4	18.2	14.3
2023	14.5	13.7	14.3	14.3	8.8	8.4	6.5	7.7	8.6	13.9	16.0	15.1
2024	16.5	13.4	15.7	14.9	13.7	12.6	7.9	7.0	9.7	18.0	16.8	15.2
2025	18.1	15.0	15.2	23.3	M	M	9.8	6.3	12.3	14.2	12.9	12.6
2026	14.2	12.0	11.4	19.8	12.0	12.1	6.7	6.6	9.1	16.4	10.9	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
2010	M	M	M	M	M	M	M	M	M	M	74.67	67.25
2011	66.90	67.87	74.56	77.30	80.31	87.44	91.81	95.52	88.40	80.66	75.92	72.66
2012	71.84	M	77.95	77.60	84.61	87.50	92.79	91.08	86.50	81.88	74.42	72.24
2013	71.08	71.27	M	75.14	78.57	89.84	90.24	91.34	87.56	81.88	74.60	70.55
2014	65.91	70.19	71.08	74.36	77.81	86.72	92.97	92.10	88.94	83.39	72.62	72.94
2015	70.15	68.73	76.59	80.42	80.97	86.36	90.12	89.66	85.94	80.54	78.29	75.72
2016	68.06	69.18	72.82	74.90	80.14	86.25	90.18	89.72	85.75	80.43	76.55	73.69
2017	71.19	73.08	73.46	76.16	79.55	82.88	90.65	88.85	84.56	80.93	75.62	72.44
2018	65.50	76.87	73.18	M	82.04	87.25	90.99	89.12	86.90	82.65	74.13	71.21
2019	67.07	72.11	70.90	73.73	80.31	86.90	87.74	91.31	86.00	87.01	M	M
2020	M	72.35	M	M	84.20	84.74	88.55	92.46	85.74	78.69	75.47	70.40
2021	70.03	70.31	73.23	74.90	79.32	83.06	86.00	87.28	86.84	81.70	74.84	79.47
2022	M	M	72.92	75.32	82.75	87.08	87.68	87.34	84.56	77.87	74.36	70.73
2023	70.44	71.09	73.94	75.26	81.35	88.10	90.59	92.10	88.10	79.32	74.30	70.38
2024	68.84	69.92	73.11	75.26	80.60	84.74	89.02	89.48	85.70	79.09	76.58	72.35
2025	68.23	72.69	74.15	76.40	M	M	92.30	90.99	84.38	80.66	75.98	73.40
2026	68.52	69.93	74.27	76.02	79.85	83.78	89.54	91.05	87.80	80.54	77.64	M
NCEI Climatology	62.91	66.19	71.40	76.61	82.89	87.70	89.30	89.40	86.40	79.60	71.20	64.90

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2010	M	M	M	M	M	M	M	M	M	M	69.33	59.58
2011	59.70	61.06	68.52	73.52	76.07	80.96	82.86	86.00	80.42	74.50	69.20	65.70
2012	66.80	M	73.29	72.14	77.23	79.70	81.65	82.46	79.81	75.55	68.18	65.45
2013	65.74	65.05	M	69.20	73.81	81.26	80.31	81.65	80.42	76.07	67.76	64.63
2014	57.61	62.66	63.99	69.50	72.76	79.52	81.88	82.34	80.66	76.83	65.00	66.78
2015	62.14	61.60	69.74	74.36	77.12	78.92	82.34	82.11	78.56	75.78	73.21	70.09
2016	60.63	62.29	67.83	70.88	74.68	79.92	82.05	81.59	80.66	78.16	72.41	67.94
2017	65.74	67.49	68.41	72.08	74.50	78.11	82.05	81.70	80.12	75.20	71.24	64.70
2018	57.32	72.11	67.78	M	80.24	82.26	81.47	80.96	80.42	78.55	66.67	65.56
2019	59.87	66.26	65.04	69.93	77.58	80.60	79.96	81.95	81.20	81.39	M	M
2020	M	65.75	M	M	76.10	79.46	80.60	82.89	76.49	74.25	70.97	62.84
2021	64.40	61.44	67.65	69.56	74.97	78.08	80.31	81.18	78.14	75.95	68.96	73.40
2022	M	M	67.16	70.94	76.07	80.84	80.83	79.90	78.86	72.70	68.60	64.46
2023	64.57	65.17	68.48	69.68	75.55	79.94	82.34	83.21	80.96	74.45	68.30	64.40
2024	59.78	63.10	67.54	71.00	76.42	79.94	81.24	82.28	79.52	75.84	72.02	66.37
2025	58.77	66.65	67.30	74.60	M	M	80.60	81.65	79.64	75.43	69.68	65.79
2026	60.63	62.73	68.29	72.09	74.91	80.18	82.05	81.94	81.86	76.36	72.76	M
NCEI Climatology	44.79	48.50	54.60	60.60	68.19	74.00	75.60	75.60	72.30	62.80	52.20	47.40

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

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2010	M	M	M	M	M	M	M	M	M	M	72.00	63.41
2011	63.30	64.46	71.54	75.41	78.19	84.20	87.34	90.76	84.41	77.58	72.56	69.18
2012	69.32	M	75.62	74.87	80.92	83.60	87.22	86.77	83.16	78.71	71.30	68.84
2013	68.41	68.16	M	72.17	76.19	85.55	85.27	86.49	83.99	78.97	71.18	67.59
2014	61.76	66.43	67.54	71.93	75.29	83.12	87.42	87.22	84.80	80.11	68.81	69.86
2015	66.14	65.17	73.17	77.39	79.05	82.64	86.23	85.88	82.25	78.16	75.75	72.91
2016	64.34	65.73	70.32	72.89	77.41	83.08	86.12	85.65	83.21	79.29	74.48	70.82
2017	68.46	70.28	70.93	74.12	77.03	80.50	86.35	85.27	82.34	78.07	73.43	68.57
2018	61.41	74.49	70.48	M	81.14	84.75	86.23	85.04	83.66	80.60	70.40	68.39
2019	63.47	69.19	67.97	71.83	78.95	83.75	83.85	86.63	83.60	84.20	M	M
2020	M	69.05	M	M	80.15	82.10	84.58	87.68	81.11	76.47	73.22	66.62
2021	67.21	65.88	70.44	72.23	77.15	80.57	83.15	84.23	82.49	78.83	71.90	76.44
2022	M	M	70.04	73.13	79.41	83.96	84.26	83.62	81.71	75.29	71.48	67.59
2023	67.51	68.13	71.21	72.47	78.45	84.02	86.46	87.65	84.53	76.88	71.30	67.39
2024	64.31	66.51	70.32	73.13	78.51	82.34	85.13	85.88	82.61	77.46	74.30	69.36
2025	63.50	69.67	70.73	75.50	M	M	86.45	86.32	82.01	78.05	72.83	69.60
2026	64.57	66.33	71.28	74.05	77.38	81.98	85.80	86.49	84.83	78.45	75.20	M
NCEI Climatology	53.85	57.34	63.00	68.60	75.54	80.85	82.45	82.50	79.35	71.20	61.70	56.15

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
2010	M	M	M	M	M	M	M	M	M	M	65.9%	64.7%
2011	68.1%	77.2%	80.6%	80.0%	77.5%	74.0%	71.1%	63.2%	66.5%	58.2%	68.4%	75.7%
2012	67.0%	M	62.6%	71.5%	74.6%	88.5%	94.3%	88.5%	73.0%	62.7%	61.1%	69.7%
2013	74.9%	72.6%	M	81.5%	76.7%	71.7%	70.1%	69.8%	72.6%	68.1%	72.3%	76.5%
2014	66.1%	81.5%	76.2%	79.5%	78.0%	77.2%	67.5%	68.5%	71.4%	61.7%	61.9%	73.2%
2015	70.6%	64.8%	72.1%	77.0%	75.2%	73.9%	69.7%	68.8%	73.2%	68.8%	72.9%	74.1%
2016	65.1%	63.7%	81.6%	79.9%	80.1%	77.2%	72.6%	73.7%	75.9%	66.4%	67.4%	79.4%
2017	72.9%	78.9%	76.7%	75.4%	75.1%	80.5%	72.8%	73.2%	72.7%	71.8%	67.8%	77.7%
2018	68.5%	79.5%	62.7%	M	72.1%	74.7%	69.7%	71.9%	75.3%	70.9%	71.9%	73.3%
2019	69.5%	85.6%	75.2%	75.4%	80.5%	76.6%	76.2%	71.0%	66.5%	70.8%	M	M
2020	M	77.1%	M	M	79.8%	78.9%	74.0%	65.5%	69.5%	72.4%	74.5%	66.3%
2021	72.8%	78.4%	76.4%	77.9%	78.2%	80.6%	75.9%	72.5%	73.2%	67.3%	62.9%	73.0%
2022	M	M	69.0%	75.3%	75.9%	72.4%	71.5%	73.4%	67.8%	62.7%	73.9%	74.1%
2023	73.4%	79.3%	78.6%	77.6%	75.1%	73.8%	68.4%	68.4%	66.1%	65.6%	69.2%	64.2%
2024	70.5%	68.1%	74.7%	71.4%	85.5%	76.8%	73.1%	68.2%	71.8%	66.5%	70.6%	68.1%
2025	68.3%	72.4%	68.3%	89.9%	M	M	64.9%	68.8%	67.0%	65.8%	64.5%	71.4%
2026	65.7%	69.7%	71.6%	76.1%	80.8%	80.0%	69.7%	68.1%	68.1%	67.0%	66.2%	M

Monthly Plots

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