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 (USW00014916) 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	6.37	7.92
2011	6.68	4.20	11.65	8.10	3.70	5.43	1.42	1.94	1.43	0.39	0.58	1.44
2012	8.11	5.14	2.22	0.78	1.14	0.63	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	M	M	M	M	M	M	M	M	M
2025	M	M	M	M	M	M	M	M	M	M	M	M
NCEI Climatology	0.49	0.53	0.91	1.21	2.80	3.77	3.52	2.81	2.26	1.88	0.92	0.66

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	14.0	11.9
2011	7.5	3.8	3.3	10.2	12.1	10.9	8.6	7.9	9.7	10.6	11.4	10.7
2012	11.8	9.3	10.3	12.2	11.8	9.6	7.7	8.2	10.3	11.8	10.2	9.5
2013	11.6	11.3	10.3	12.0	11.8	9.7	8.6	7.2	9.5	9.9	11.0	11.9
2014	13.6	12.7	12.9	11.8	10.5	11.0	9.6	7.3	10.7	11.8	12.4	9.3
2015	M	M	M	12.8	11.3	8.1	9.0	8.6	9.5	10.9	9.8	9.7
2016	10.9	11.5	10.0	13.4	10.9	10.3	8.6	8.3	9.8	11.9	10.1	13.3
2017	10.5	11.3	12.9	10.8	11.8	10.9	8.3	6.5	11.4	13.4	12.0	11.3
2018	12.0	10.9	9.5	12.3	9.8	9.7	8.7	8.5	10.2	10.4	10.2	10.8
2019	10.9	12.1	11.0	10.9	11.1	9.2	8.8	9.2	9.8	12.6	10.4	11.9
2020	11.0	11.4	12.3	10.6	11.4	11.7	8.6	7.6	11.0	11.0	9.8	9.9
2021	9.5	11.2	9.7	M	11.1	9.8	8.4	9.3	11.4	11.2	12.0	10.4
2022	13.2	14.6	12.8	14.2	12.2	11.9	8.8	7.8	9.7	10.5	12.6	11.6
2023	10.2	12.1	13.6	12.1	11.5	8.3	7.8	7.3	8.0	10.7	11.0	11.6
2024	11.2	11.0	12.6	12.0	11.4	11.0	7.5	9.3	10.5	10.3	10.5	11.9
2025	13.1	14.1	11.1	11.9	14.1	9.8	7.9	9.0	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
2010	M	M	M	M	M	M	M	M	M	M	19.40	14.81
2011	8.66	17.92	26.60	48.86	61.09	71.84	80.60	78.63	70.04	59.93	38.36	29.33
2012	25.26	25.30	46.23	56.30	67.54	77.36	84.49	79.79	70.16	48.14	31.34	16.26
2013	16.85	18.50	22.88	37.22	62.48	74.96	78.80	79.44	71.48	49.94	32.90	7.61
2014	12.61	9.63	25.55	43.22	62.89	72.62	77.00	77.18	69.20	55.23	26.72	18.20
2015	M	M	M	61.65	64.63	75.74	80.60	79.90	73.76	57.90	40.34	27.47
2016	16.55	26.17	42.39	48.74	70.09	74.78	78.51	79.03	69.08	53.52	47.30	18.94
2017	17.43	24.09	31.88	51.74	65.74	75.44	81.30	77.23	69.08	55.52	29.42	17.85
2018	16.94	14.86	31.59	47.60	73.81	78.38	81.30	80.25	65.06	46.46	26.42	24.10
2019	11.62	6.03	27.18	49.64	63.18	76.94	81.59	76.88	66.86	45.35	31.16	20.45
2020	18.35	21.14	33.45	46.04	63.47	78.86	81.01	79.44	68.48	47.04	35.68	30.55
2021	25.09	12.84	32.00	M	66.39	82.82	85.01	80.02	76.10	59.12	37.76	19.34
2022	13.10	13.10	31.36	39.14	63.16	76.60	80.30	79.44	71.12	57.43	32.36	15.05
2023	15.20	19.59	21.90	40.58	74.56	81.50	78.10	78.48	76.23	53.37	37.40	31.77
2024	18.99	31.63	34.96	55.22	65.21	72.74	81.41	77.64	77.48	61.15	37.88	23.64
2025	16.15	20.00	37.71	52.52	79.44	75.91	78.45	78.27	M	M	M	M
NCEI Climatology	15.80	20.68	33.91	52.00	66.90	76.39	80.70	79.80	70.40	53.89	35.69	21.41

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	5.55	2.74
2011	-5.74	0.69	13.52	31.64	41.23	53.42	59.41	55.23	44.24	36.99	20.66	12.32
2012	5.87	4.57	24.68	32.96	44.31	52.58	60.57	52.21	41.54	32.70	18.08	3.66
2013	-1.56	2.62	5.52	23.60	42.10	54.62	56.68	54.65	49.10	32.64	14.00	-7.25
2014	-8.82	-7.47	7.15	27.08	43.44	54.02	55.28	56.18	45.92	35.08	12.26	-1.90
2015	M	M	M	34.75	40.71	54.32	60.10	55.17	49.64	36.65	24.62	12.37
2016	0.82	11.58	25.61	30.44	45.47	55.64	58.88	56.33	49.10	39.28	30.92	5.35
2017	3.78	9.05	16.90	32.12	43.38	53.78	57.66	52.96	48.56	34.26	14.72	4.88
2018	3.26	-1.62	18.06	26.47	46.17	56.72	57.66	54.18	43.94	30.49	13.16	8.25
2019	-4.29	-10.75	9.18	32.36	39.95	52.88	58.36	54.59	49.04	33.05	18.44	3.43
2020	3.55	3.32	18.01	26.66	41.12	56.96	61.09	55.75	44.06	27.24	14.31	10.92
2021	8.19	-4.58	9.80	M	39.59	56.30	58.83	56.33	50.23	39.55	21.80	2.68
2022	-6.94	-7.86	15.16	26.96	44.60	54.93	60.56	56.21	46.46	34.21	17.00	1.34
2023	0.08	-1.75	3.61	24.38	47.85	58.94	54.41	57.14	50.39	36.01	20.90	18.12
2024	7.38	17.35	16.50	32.42	45.06	52.22	59.52	56.27	52.94	37.23	22.94	10.28
2025	-0.57	2.60	19.34	30.38	45.89	53.09	57.37	56.00	M	M	M	M
NCEI Climatology	-3.09	0.90	15.00	29.30	41.39	52.91	57.00	54.30	45.30	32.50	17.79	4.19

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	12.48	8.77
2011	1.46	9.31	20.06	40.25	51.16	62.63	70.00	66.93	57.14	48.46	29.51	20.82
2012	15.57	14.93	35.45	44.63	55.92	64.97	72.53	66.00	55.85	40.42	24.71	9.96
2013	7.64	10.56	14.20	30.41	52.29	64.79	67.74	67.04	60.29	41.29	23.45	0.18
2014	1.89	1.08	16.35	35.15	53.16	63.32	66.14	66.68	57.56	45.15	19.49	8.15
2015	M	M	M	48.20	52.67	65.03	70.35	67.54	61.70	47.27	32.48	19.92
2016	8.69	18.87	34.00	39.59	57.78	65.21	68.70	67.68	59.09	46.40	39.11	12.14
2017	10.60	16.57	24.39	41.93	54.56	64.61	69.48	65.10	58.82	44.89	22.07	11.36
2018	10.10	6.62	24.83	37.03	59.99	67.55	69.48	67.22	54.50	38.47	19.79	16.18
2019	3.66	-2.36	18.18	41.00	51.57	64.91	69.97	65.74	57.95	39.20	24.80	11.94
2020	10.95	12.23	25.73	36.35	52.29	67.91	71.05	67.59	56.27	37.14	25.00	20.74
2021	16.64	4.13	20.90	M	52.99	69.56	71.92	68.17	63.16	49.33	29.78	11.01
2022	3.08	2.62	23.26	33.05	53.88	65.77	70.43	67.83	58.79	45.82	24.68	8.19
2023	7.64	8.92	12.75	32.48	61.21	70.22	66.26	67.81	63.31	44.69	29.15	24.95
2024	13.19	24.49	25.73	43.82	55.14	62.48	70.47	66.95	65.21	49.19	30.41	16.96
2025	7.79	11.30	28.52	41.45	62.66	64.50	67.91	67.14	M	M	M	M
NCEI Climatology	6.35	10.79	24.45	40.65	54.15	64.65	68.85	67.05	57.85	43.20	26.74	12.80

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	82.8%	81.6%
2011	80.8%	78.6%	79.1%	79.8%	73.0%	76.4%	75.3%	75.1%	71.7%	69.6%	74.5%	76.9%
2012	79.2%	83.9%	83.8%	61.3%	64.4%	70.6%	72.5%	66.4%	56.2%	79.2%	88.4%	84.0%
2013	79.3%	84.6%	83.7%	80.4%	72.1%	72.6%	71.6%	73.4%	75.5%	78.4%	80.1%	77.9%
2014	76.3%	74.4%	77.9%	77.1%	74.0%	77.4%	74.4%	80.5%	77.1%	70.6%	75.1%	78.3%
2015	M	M	M	55.6%	70.7%	74.5%	80.6%	74.2%	75.4%	75.9%	90.4%	89.1%
2016	85.7%	85.8%	81.9%	70.5%	59.2%	76.4%	81.6%	78.3%	80.3%	85.3%	85.8%	82.1%
2017	84.4%	84.3%	81.0%	74.2%	61.8%	69.1%	75.8%	75.9%	74.8%	69.4%	85.7%	80.5%
2018	79.9%	75.5%	85.1%	60.7%	59.5%	73.8%	75.7%	71.7%	75.8%	81.5%	87.0%	88.1%
2019	81.0%	79.7%	84.8%	76.2%	61.1%	64.8%	70.5%	73.0%	83.6%	84.2%	83.1%	84.7%
2020	84.6%	80.6%	85.6%	73.2%	65.2%	70.0%	78.0%	77.0%	67.4%	69.4%	79.1%	82.8%
2021	87.1%	74.1%	75.5%	M	58.8%	57.9%	66.3%	72.8%	63.8%	78.2%	82.7%	81.9%
2022	79.4%	77.5%	79.2%	83.1%	77.7%	62.2%	77.4%	79.3%	72.4%	69.5%	81.7%	84.2%
2023	85.9%	81.3%	82.2%	85.2%	61.1%	72.0%	73.6%	76.7%	70.0%	81.9%	80.2%	90.9%
2024	86.9%	85.3%	71.8%	65.4%	72.6%	72.5%	79.5%	77.9%	74.0%	68.4%	87.5%	89.1%
2025	77.8%	72.6%	78.3%	70.7%	46.6%	69.4%	80.1%	80.0%	M	M	M	M

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