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 (USW00026502) 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	M	0.00
2011	M	M	M	M	M	M	M	M	M	M	M	M
2012	M	M	0.00	M	M	M	M	2.80	2.27	0.43	0.00	0.00
2013	0.01	0.01	0.00	0.00	0.05	0.47	1.03	1.02	0.57	1.36	0.37	M
2014	0.01	0.11	M	0.09	0.41	0.24	3.69	1.53	1.22	0.19	0.19	0.03
2015	0.22	0.22	0.03	0.25	0.99	0.15	1.47	3.42	1.28	0.86	0.40	0.05
2016	0.01	0.01	M	0.16	1.13	0.77	4.66	2.51	2.21	0.49	0.08	0.02
2017	0.35	0.01	M	0.19	0.35	0.52	0.80	1.83	2.49	1.93	0.08	0.02
2018	M	0.00	0.00	0.30	0.28	0.27	1.70	0.24	0.45	M	M	M
2019	M	0.20	0.04	0.01	0.03	0.03	0.02	0.14	M	M	M	0.00
2020	0.00	0.01	0.02	0.26	0.11	0.88	0.44	1.00	0.03	0.00	0.11	0.00
2021	0.07	0.00	0.00	0.07	0.11	0.29	2.47	1.32	0.44	0.13	0.02	0.65
2022	0.02	0.01	0.00	0.00	0.07	0.02	2.27	2.66	1.51	0.62	0.08	0.07
2023	0.04	0.20	0.00	0.00	0.72	0.47	0.01	0.00	0.05	0.26	0.04	0.00
2024	0.00	0.07	0.01	0.00	0.00	0.07	1.52	1.61	0.33	0.64	0.12	0.09
2025	0.07	0.01	0.00	0.10	0.04	0.09	0.06	M	M	M	M	M
NCEI Climatology	1.02	1.34	1.45	1.39	1.02	1.65	2.24	3.38	3.17	2.78	1.43	0.72

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	13.4	15.5
2011	18.3	19.0	13.3	M	M	M	M	M	M	M	M	M
2012	M	M	13.4	M	M	M	M	16.3	14.3	15.5	16.5	15.6
2013	16.3	17.5	13.9	12.5	13.1	11.1	12.0	10.4	12.5	12.9	12.7	12.8
2014	12.1	18.2	16.9	13.8	11.2	11.2	14.1	9.9	11.9	15.2	12.3	18.0
2015	12.5	18.0	15.3	13.8	10.1	12.4	10.0	13.4	12.6	13.0	14.7	19.3
2016	19.2	16.6	21.4	14.5	12.5	13.6	13.2	11.4	13.6	12.4	12.2	13.0
2017	17.7	16.3	10.2	11.6	12.0	11.2	10.8	13.1	13.4	12.0	13.7	15.5
2018	13.2	14.6	13.9	15.8	11.8	10.8	9.8	10.5	10.6	M	M	M
2019	11.1	18.7	14.2	13.5	11.6	10.2	12.6	12.7	M	M	M	14.8
2020	11.8	14.6	15.0	13.6	10.1	10.9	10.6	9.5	13.3	10.3	13.2	14.2
2021	16.2	17.7	14.3	13.4	13.4	9.6	13.4	12.8	10.9	10.7	12.1	17.1
2022	19.9	22.2	21.6	12.1	13.4	13.6	12.7	12.3	11.8	11.8	11.4	16.0
2023	15.4	14.8	15.1	13.9	11.2	9.7	7.7	14.0	10.5	10.9	13.9	13.1
2024	15.4	16.5	16.1	14.8	14.6	11.0	13.2	14.9	11.6	14.2	10.7	18.5
2025	19.0	17.3	17.4	13.2	13.9	8.6	11.9	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
2010	M	M	M	M	M	M	M	M	M	M	23.57	8.07
2011	15.37	20.07	19.58	27.99	48.37	59.17	58.14	56.57	50.33	38.11	7.62	15.16
2012	-16.58	13.85	4.89	28.17	38.68	51.88	59.41	57.04	45.87	34.44	12.54	7.15
2013	17.83	5.33	15.36	22.70	38.68	61.29	59.50	62.54	44.92	41.11	23.90	23.70
2014	39.85	15.19	18.16	34.33	43.82	54.67	59.82	64.52	53.34	32.56	28.28	19.50
2015	12.53	18.78	12.31	29.58	52.10	56.93	63.19	54.91	46.42	38.27	27.22	16.01
2016	24.38	20.50	13.85	40.40	57.29	60.91	63.55	63.84	52.82	39.00	18.36	16.40
2017	29.49	7.72	8.45	40.53	51.08	62.40	64.37	58.41	50.00	39.16	28.84	29.28
2018	12.38	24.43	26.06	32.72	46.61	59.87	64.08	55.70	52.49	M	28.77	22.64
2019	13.80	28.75	32.32	32.33	52.15	63.17	65.90	45.52	M	M	M	7.66
2020	2.34	3.45	19.06	32.18	55.06	58.90	58.03	60.71	52.95	37.14	27.33	16.52
2021	13.08	3.28	17.35	28.07	49.97	56.55	58.03	56.01	47.80	33.71	4.57	14.81
2022	4.55	-1.91	16.57	32.53	45.48	62.42	61.10	55.16	50.70	35.90	24.73	17.65
2023	13.97	9.89	20.71	18.80	44.39	56.90	65.60	58.93	48.00	35.19	26.73	9.97
2024	13.16	17.52	17.16	31.47	44.75	60.97	58.55	55.00	49.17	35.55	19.59	19.48
2025	18.61	18.04	12.54	28.30	46.29	57.70	62.20	M	M	M	M	M
NCEI Climatology	4.31	14.23	21.20	38.30	56.30	69.31	69.40	63.50	53.20	34.91	17.00	7.89

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	15.77	-4.56
2011	4.54	5.78	4.04	10.63	30.33	47.64	49.30	45.72	40.53	30.77	-3.07	1.54
2012	-27.35	-0.55	-10.97	12.50	24.65	39.69	49.39	48.80	37.13	26.41	4.27	-4.21
2013	5.94	-7.99	0.43	4.03	22.61	45.57	51.12	51.34	36.93	33.29	12.14	16.40
2014	31.24	4.85	2.86	18.78	34.24	44.23	49.62	51.45	39.82	24.09	19.79	9.79
2015	1.55	9.56	-2.59	14.05	38.02	45.98	52.58	47.18	37.09	31.55	16.34	5.70
2016	14.70	8.96	2.00	26.24	38.40	47.28	52.92	51.54	40.94	28.81	9.52	4.63
2017	21.32	-4.61	-9.76	22.69	33.25	49.03	53.38	47.40	40.88	30.79	17.43	17.87
2018	0.48	12.53	10.52	18.63	34.65	46.63	52.92	51.68	46.45	M	28.77	22.64
2019	8.35	19.91	20.55	18.80	38.39	50.33	55.32	40.52	M	M	M	-5.19
2020	-10.41	-13.05	3.39	18.54	35.45	47.15	50.42	48.97	47.20	26.93	15.37	5.44
2021	2.03	-11.29	-1.46	10.46	32.42	45.77	50.71	46.84	37.83	24.81	-7.57	0.75
2022	-5.00	-13.10	3.48	18.10	31.42	47.63	50.23	46.61	42.47	26.74	13.63	8.35
2023	2.35	-5.07	3.52	-2.03	32.39	44.60	52.97	50.63	37.70	25.39	15.40	-1.58
2024	1.35	6.52	2.23	17.00	29.92	46.87	49.97	46.97	39.70	25.35	9.53	10.68
2025	8.00	4.79	-1.19	13.87	31.94	46.10	51.43	M	M	M	M	M
NCEI Climatology	-12.30	-5.94	-1.90	16.90	33.90	45.50	49.30	44.99	35.70	20.69	2.00	-7.80

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	19.67	1.76
2011	9.96	12.92	11.81	19.31	39.35	53.41	53.72	51.14	45.43	34.44	2.27	8.35
2012	-21.97	6.65	-3.04	20.34	31.67	45.79	54.40	52.92	41.50	30.42	8.41	1.47
2013	11.89	-1.33	7.89	13.37	30.64	53.43	55.31	56.94	40.92	37.20	18.02	20.05
2014	35.55	10.02	10.51	26.56	39.03	49.45	54.72	57.98	46.58	28.33	24.04	14.65
2015	7.04	14.17	4.86	21.81	45.06	51.45	57.88	51.05	41.75	34.91	21.78	10.86
2016	19.54	14.73	7.92	33.32	47.85	54.10	58.23	57.69	46.88	33.91	13.94	10.51
2017	25.40	1.56	-0.66	31.61	42.17	55.72	58.88	52.90	45.44	34.97	23.14	23.57
2018	6.43	18.48	18.29	25.68	40.63	53.25	58.50	53.69	49.47	M	28.77	22.64
2019	11.08	24.33	26.44	25.57	45.27	56.75	60.61	43.02	M	M	M	1.23
2020	-4.04	-4.80	11.23	25.36	45.26	53.03	54.23	54.84	50.08	32.03	21.35	10.98
2021	7.56	-4.01	7.94	19.27	41.20	51.16	54.37	51.43	42.82	29.26	-1.50	7.78
2022	-0.23	-7.50	10.02	25.32	38.45	55.03	55.66	50.89	46.58	31.32	19.18	13.00
2023	8.16	2.41	12.11	8.38	38.39	50.75	59.28	54.78	42.85	30.29	21.07	4.19
2024	7.26	12.02	9.69	24.23	37.33	53.92	54.26	50.98	44.43	30.45	14.56	15.08
2025	13.31	11.41	5.68	21.08	39.11	51.90	56.82	M	M	M	M	M
NCEI Climatology	-3.99	4.14	9.65	27.60	45.10	57.40	59.35	54.25	44.45	27.80	9.50	0.05

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	88.1%	83.4%
2011	80.9%	85.0%	79.0%	M	M	M	M	M	M	M	M	M
2012	M	M	82.5%	M	M	M	M	84.5%	82.9%	84.7%	79.1%	80.7%
2013	81.4%	82.0%	78.7%	80.6%	79.6%	78.4%	87.3%	81.7%	81.7%	87.1%	84.3%	87.4%
2014	78.3%	78.9%	80.2%	80.7%	84.6%	80.3%	82.6%	79.9%	79.1%	85.1%	82.9%	85.4%
2015	82.5%	83.4%	84.4%	83.4%	80.3%	77.2%	81.0%	85.1%	81.4%	87.8%	88.4%	82.6%
2016	81.4%	85.0%	82.4%	82.2%	75.4%	75.2%	81.1%	81.5%	81.0%	78.1%	83.7%	83.4%
2017	88.1%	83.4%	79.5%	78.6%	74.1%	72.6%	79.0%	79.8%	83.3%	85.8%	82.9%	84.0%
2018	77.5%	79.4%	83.5%	79.4%	77.7%	73.2%	78.9%	81.2%	86.3%	M	M	M
2019	72.3%	82.1%	85.1%	80.3%	80.6%	77.5%	79.5%	82.7%	M	M	M	79.6%
2020	78.8%	80.9%	83.1%	89.4%	72.9%	86.1%	92.4%	89.2%	91.9%	84.7%	91.2%	83.9%
2021	88.6%	76.7%	84.2%	86.5%	76.5%	85.4%	93.6%	91.8%	89.2%	92.6%	85.0%	85.9%
2022	81.4%	77.7%	78.9%	82.9%	84.6%	71.2%	79.7%	85.8%	86.0%	84.7%	86.4%	80.5%
2023	86.0%	83.6%	81.3%	77.6%	81.9%	79.9%	77.0%	87.1%	85.1%	83.7%	89.1%	84.6%
2024	79.2%	83.7%	81.9%	85.3%	74.0%	74.9%	84.8%	86.4%	84.0%	82.7%	87.2%	79.9%
2025	82.7%	82.6%	83.1%	86.0%	76.5%	79.5%	81.7%	M	M	M	M	M

Monthly Plots

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