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 (USW00026617) 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
2009	M	M	0.00	0.00	M	M	1.21	0.23	0.79	1.00	0.00	0.00
2010	0.06	0.04	0.00	0.03	0.04	0.11	0.52	0.44	0.38	0.13	0.08	0.00
2011	0.00	0.01	0.00	0.03	0.06	0.37	0.54	1.18	0.98	0.27	0.16	0.25
2012	0.00	0.50	0.06	0.00	0.00	0.31	0.98	0.56	0.23	0.58	0.00	0.01
2013	0.03	0.00	0.00	0.00	0.42	0.65	0.83	2.99	2.78	1.91	M	0.01
2014	M	M	M	M	M	M	0.01	M	0.01	0.03	0.12	4.00
2015	M	0.14	M	0.11	0.47	M	M	M	M	M	M	M
2016	M	M	0.07	0.11	M	M	0.00	M	M	M	M	M
2017	M	M	M	M	0.44	0.47	1.48	2.64	0.95	2.13	0.45	0.25
2018	0.00	0.00	0.00	0.25	0.33	0.72	0.97	2.99	M	M	0.00	0.00
2019	M	0.00	M	M	M	M	0.00	0.00	0.00	M	M	0.00
2020	0.00	0.00	0.00	0.00	M	M	M	M	M	0.00	0.00	0.00
2021	0.00	0.00	0.00	M	0.00	M	M	0.00	0.00	M	0.00	0.00
2022	0.00	0.00	0.00	0.00	0.00	0.00	0.73	M	0.00	0.00	0.00	0.00
2023	0.00	0.00	0.00	M	M	M	M	M	M	M	M	M
2024	M	M	0.00	0.00	0.00	0.00	0.00	0.00	1.93	0.38	0.25	0.35
2025	0.35	0.13	0.11	0.10	0.75	0.73	1.39	1.24	1.12	1.46	0.01	0.00
2026	0.00	0.03	0.00	0.17	0.61	0.54	2.63	1.36	M	M	M	M
NCEI Climatology	0.94	1.02	0.74	0.74	0.89	0.99	2.35	3.22	2.20	1.84	1.27	1.05

Average Wind Speed [MPH]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2009	M	21.8	18.4	16.8	M	M	12.7	5.1	12.4	14.1	14.1	15.3
2010	20.6	14.7	16.7	14.6	11.9	14.7	10.6	11.7	14.7	11.7	15.1	16.9
2011	22.3	17.1	15.0	17.2	9.9	12.3	13.7	13.0	14.1	11.7	18.1	19.6
2012	15.2	19.2	16.8	10.5	13.9	11.2	13.4	14.5	14.8	16.7	17.3	16.9
2013	18.8	16.4	14.8	13.6	12.9	12.2	10.9	10.8	11.6	15.2	11.5	16.9
2014	11.5	2.7	18.0	13.4	11.6	12.4	11.8	10.4	12.3	13.2	14.1	17.9
2015	16.4	20.6	17.0	15.8	13.2	12.9	0.0	0.0	0.0	M	0.0	0.0
2016	M	19.4	22.5	12.2	14.3	10.9	11.2	11.7	13.2	15.7	14.2	16.9
2017	13.4	17.6	12.4	11.1	10.9	11.6	11.4	13.7	13.5	12.2	16.2	18.8
2018	17.3	20.3	15.9	16.1	14.1	12.6	10.7	10.7	11.2	14.2	15.2	13.6
2019	18.0	22.5	14.9	13.0	11.6	11.6	11.2	11.2	13.8	13.7	17.0	16.9
2020	15.3	19.6	16.1	14.6	10.4	11.5	10.1	9.6	12.9	11.9	14.9	17.3
2021	18.2	19.4	23.6	M	12.8	10.9	12.0	12.4	11.0	12.1	10.4	19.9
2022	19.0	21.2	19.7	13.8	13.4	12.6	12.2	13.9	10.7	11.6	16.7	20.3
2023	17.2	17.1	19.5	M	M	M	M	M	M	M	M	M
2024	M	M	22.4	17.2	14.1	12.2	11.9	15.2	12.0	15.3	14.3	19.3
2025	17.6	16.9	15.0	15.9	13.9	13.9	11.8	14.3	12.4	15.1	14.7	17.2
2026	19.0	19.5	15.4	15.6	12.1	10.9	10.3	12.1	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
2009	M	20.86	16.11	25.43	34.00	50.09	57.00	58.71	49.82	38.89	15.28	27.62
2010	8.89	14.65	8.21	27.10	46.00	50.43	56.54	55.16	51.96	37.13	27.32	16.51
2011	18.21	19.87	21.66	27.31	44.78	53.07	51.97	52.94	50.05	36.55	19.80	22.02
2012	-6.37	17.61	10.72	26.85	36.91	51.83	54.42	55.31	45.45	36.97	19.95	11.60
2013	13.52	7.81	18.69	25.69	37.37	54.19	58.43	56.55	48.26	41.82	24.58	20.99
2014	27.59	19.68	18.59	37.36	43.35	51.27	57.48	62.46	54.15	35.18	31.36	22.83
2015	16.74	21.96	20.06	30.29	47.78	50.65	54.86	50.17	41.79	40.28	25.95	14.94
2016	22.62	22.85	20.24	40.26	M	M	58.33	60.79	52.70	41.23	22.86	21.10
2017	16.09	13.74	17.83	38.16	49.95	58.02	59.78	57.48	49.45	39.73	32.19	28.84
2018	18.78	26.11	27.95	34.21	44.05	57.90	59.92	56.64	54.78	44.51	29.47	18.03
2019	17.22	30.97	32.57	32.76	48.27	58.93	61.07	59.21	52.85	40.85	26.95	16.83
2020	4.81	9.14	23.98	33.51	52.61	56.86	56.77	58.85	49.63	41.11	32.22	19.04
2021	14.59	13.16	18.56	M	54.86	53.41	54.15	53.87	48.95	36.07	16.67	23.28
2022	8.60	14.76	23.59	34.86	46.24	60.19	56.46	53.51	50.53	37.49	26.98	18.36
2023	14.30	10.31	22.78	M	M	M	54.50	M	M	M	M	M
2024	M	M	23.23	31.16	38.98	55.75	55.79	51.86	48.17	38.23	26.45	21.52
2025	20.19	24.76	16.26	30.17	43.54	50.97	58.87	56.57	49.18	39.65	25.43	17.68
2026	9.45	19.75	12.53	32.83	42.97	56.83	56.64	57.15	M	M	M	M
NCEI Climatology	13.22	16.81	17.60	29.40	43.62	55.12	57.71	56.00	49.01	36.00	24.30	16.20

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2009	M	4.46	2.72	16.64	30.00	46.73	49.45	48.47	40.15	30.04	5.28	20.10
2010	0.02	4.14	-5.56	13.61	30.95	39.41	47.13	47.77	43.03	28.89	19.40	3.68
2011	6.47	4.30	7.54	13.10	28.46	43.13	43.99	44.27	41.88	28.07	9.43	10.85
2012	-17.11	6.22	-2.33	14.41	24.50	39.94	45.96	46.90	36.53	29.76	11.75	-0.84
2013	2.53	-5.31	2.78	10.55	26.07	42.00	46.73	48.72	40.04	34.33	14.34	12.65
2014	19.00	10.19	6.25	23.80	33.61	40.00	47.50	50.27	43.49	26.97	22.57	13.56
2015	6.63	14.10	9.37	16.95	36.04	41.47	48.74	47.77	40.89	38.12	22.42	11.55
2016	20.82	15.47	9.73	27.24	M	M	50.32	50.87	42.80	31.39	13.93	11.20
2017	5.43	0.88	1.82	25.15	34.87	46.05	48.27	47.05	41.03	31.41	23.07	19.13
2018	7.58	16.05	14.68	23.31	33.75	44.76	50.00	48.26	45.95	36.80	21.10	6.53
2019	8.36	22.59	20.60	20.47	36.60	46.86	51.41	49.75	44.33	31.48	18.63	5.84
2020	-5.79	-4.34	10.91	23.12	36.16	44.31	46.70	47.61	40.29	33.45	23.32	7.90
2021	4.32	1.52	2.70	M	36.72	43.89	47.25	46.14	40.17	27.96	5.14	13.93
2022	-0.63	7.16	14.37	23.42	32.20	44.27	47.15	44.76	42.42	28.60	18.55	10.92
2023	6.13	1.02	10.84	M	M	M	53.60	M	M	M	M	M
2024	M	M	9.43	19.48	28.99	41.99	45.54	45.69	39.09	30.18	18.47	14.97
2025	9.25	16.39	5.20	20.38	31.96	41.86	49.34	48.98	39.41	31.08	15.49	5.97
2026	-1.75	2.96	-2.70	20.83	31.10	43.23	46.15	49.65	M	M	M	M
NCEI Climatology	-2.00	1.31	1.61	15.90	30.90	41.51	46.30	44.40	37.20	24.90	12.20	2.00

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

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2009	M	12.66	9.42	21.03	32.00	48.41	53.23	53.59	44.99	34.46	10.28	23.86
2010	4.45	9.40	1.32	20.36	38.47	44.92	51.83	51.46	47.49	33.01	23.36	10.09
2011	12.34	12.09	14.60	20.21	36.62	48.10	47.98	48.60	45.97	32.31	14.61	16.43
2012	-11.74	11.91	4.20	20.63	30.71	45.89	50.19	51.10	40.99	33.37	15.85	5.38
2013	8.03	1.25	10.73	18.12	31.72	48.09	52.58	52.63	44.15	38.08	19.46	16.82
2014	23.29	14.93	12.42	30.58	38.48	45.64	52.49	56.37	48.82	31.08	26.96	18.19
2015	11.68	18.03	14.72	23.62	41.91	46.06	51.80	48.97	41.34	39.20	24.19	13.24
2016	21.72	19.16	14.98	33.75	M	M	54.33	55.83	47.75	36.31	18.40	16.15
2017	10.76	7.31	9.82	31.65	42.41	52.04	54.03	52.27	45.24	35.57	27.63	23.99
2018	13.18	21.08	21.32	28.76	38.90	51.33	54.96	52.45	50.36	40.65	25.29	12.28
2019	12.79	26.78	26.58	26.61	42.44	52.90	56.24	54.48	48.59	36.16	22.79	11.33
2020	-0.49	2.40	17.45	28.32	44.39	50.59	51.74	53.23	44.96	37.28	27.77	13.47
2021	9.46	7.34	10.63	M	45.79	48.65	50.70	50.01	44.56	32.01	10.91	18.60
2022	3.98	10.96	18.98	29.14	39.22	52.23	51.81	49.13	46.48	33.05	22.76	14.64
2023	10.21	5.67	16.81	M	M	M	54.05	M	M	M	M	M
2024	M	M	16.33	25.32	33.99	48.87	50.66	48.77	43.63	34.20	22.46	18.24
2025	14.72	20.58	10.73	25.27	37.75	46.41	54.10	52.78	44.29	35.36	20.46	11.83
2026	3.85	11.36	4.91	26.83	37.03	50.03	51.40	53.40	M	M	M	M
NCEI Climatology	5.61	9.06	9.61	22.65	37.26	48.31	52.00	50.20	43.10	30.45	18.25	9.10

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
2009	M	91.7%	87.7%	89.5%	M	M	85.7%	86.3%	88.5%	86.9%	84.3%	83.4%
2010	83.0%	87.5%	82.5%	88.5%	80.9%	84.2%	88.3%	89.6%	84.2%	90.2%	91.3%	87.0%
2011	87.0%	88.7%	80.5%	87.8%	81.6%	82.9%	89.7%	88.7%	87.2%	87.6%	87.0%	93.1%
2012	83.0%	89.4%	87.8%	85.3%	84.0%	83.4%	86.9%	88.2%	85.9%	86.6%	82.6%	87.7%
2013	86.7%	86.8%	87.3%	83.9%	85.2%	85.8%	88.1%	88.3%	86.8%	90.8%	88.5%	87.6%
2014	91.3%	86.0%	84.3%	84.0%	84.6%	82.9%	84.4%	83.8%	84.3%	84.6%	89.9%	91.3%
2015	85.5%	86.6%	86.7%	88.6%	86.5%	78.7%	87.3%	90.9%	93.6%	M	86.7%	91.0%
2016	M	89.6%	86.1%	86.9%	M	M	85.0%	85.9%	85.9%	80.9%	86.1%	85.9%
2017	87.9%	86.4%	78.9%	85.1%	75.7%	78.6%	84.4%	83.4%	85.4%	91.5%	89.0%	92.8%
2018	85.3%	87.1%	91.1%	86.3%	84.7%	79.1%	85.9%	88.6%	87.3%	91.2%	91.3%	87.9%
2019	89.9%	93.9%	91.8%	84.9%	86.9%	80.7%	85.7%	87.4%	88.0%	87.7%	86.9%	87.2%
2020	84.0%	85.3%	89.6%	88.2%	79.4%	83.3%	86.3%	87.3%	83.9%	89.6%	91.5%	86.7%
2021	88.7%	85.9%	89.2%	M	70.9%	83.2%	90.8%	88.5%	88.1%	91.0%	86.7%	92.0%
2022	82.1%	88.7%	86.3%	84.2%	81.1%	73.6%	87.0%	91.1%	91.7%	92.0%	89.7%	83.1%
2023	89.9%	87.3%	86.8%	M	M	M	M	M	M	M	M	M
2024	M	M	90.1%	91.1%	87.9%	81.4%	87.7%	91.9%	89.7%	86.1%	89.5%	86.6%
2025	88.4%	88.7%	87.3%	90.6%	85.0%	86.9%	85.4%	88.3%	86.2%	90.1%	90.7%	89.3%
2026	87.2%	87.2%	83.3%	91.5%	85.4%	80.2%	85.5%	91.5%	M	M	M	M

Monthly Plots

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