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 (USC00321435) 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	3.87	3.17
2011	3.10	0.94	1.88	M	M	4.24	0.49	0.72	7.63	0.30	1.44	1.04
2012	2.03	5.57	3.11	0.57	3.37	2.65	2.75	2.00	0.24	9.23	6.34	3.70
2013	2.20	4.15	3.44	6.48	7.40	1.71	3.17	1.16	0.78	0.93	3.19	2.76
2014	3.09	0.94	3.51	1.83	0.65	0.50	M	0.79	0.98	0.06	1.98	0.43
2015	5.60	1.67	3.17	2.11	8.84	4.73	2.58	1.67	3.15	0.55	0.81	10.52
2016	0.59	2.45	1.96	2.75	1.45	2.23	4.07	2.19	2.68	0.24	2.94	33.86
2017	4.26	M	M	M	M	M	M	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	0.34	0.36	0.71	1.11	2.87	3.77	3.44	2.25	2.31	1.66	0.72	0.50

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	11.2	9.8
2011	8.9	10.4	8.9	M	M	9.3	7.0	7.1	8.5	8.9	9.0	9.7
2012	10.0	7.7	9.7	10.6	10.3	7.6	6.4	6.5	8.2	9.8	8.8	7.5
2013	9.9	8.3	8.0	9.8	9.9	8.1	7.3	6.2	7.9	8.7	9.8	9.5
2014	11.2	10.6	10.6	10.4	9.8	9.4	7.9	6.4	9.1	10.8	11.2	9.4
2015	10.8	10.1	10.3	11.3	8.4	0.0	0.0	0.0	0.7	9.5	8.6	8.4
2016	8.6	9.6	8.7	11.7	9.7	9.0	6.9	6.8	8.3	9.1	9.6	11.5
2017	12.5	M	12.5	M	M	M	M	4.7	9.8	10.8	10.2	9.5
2018	10.1	9.1	8.0	10.0	8.3	8.0	7.3	7.1	7.9	8.6	8.9	8.5
2019	9.1	9.2	9.0	9.4	9.8	7.3	7.2	7.1	7.3	10.4	8.5	8.3
2020	8.4	8.8	9.6	9.0	9.8	9.8	7.0	6.0	9.4	9.2	9.1	8.2
2021	8.0	9.1	9.8	10.5	10.1	9.0	6.4	8.2	8.0	9.2	9.9	8.6
2022	10.2	11.4	10.3	12.3	11.1	7.4	8.1	6.4	7.7	8.7	11.0	10.2
2023	6.6	9.1	9.7	10.4	9.5	6.8	6.5	6.0	6.7	8.2	9.8	8.5
2024	8.8	8.9	10.5	9.8	9.4	9.5	5.5	7.1	7.8	7.8	8.4	9.6
2025	10.5	9.3	9.6	9.8	10.0	7.5	M	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	18.43	14.46
2011	10.98	18.82	20.19	M	M	71.42	80.19	79.09	69.86	58.52	36.82	29.74
2012	25.15	29.46	46.28	55.58	65.85	75.32	82.23	78.97	69.38	47.39	30.80	15.10
2013	16.38	19.08	23.23	36.56	62.08	74.06	76.77	78.39	70.46	50.23	32.72	7.15
2014	13.25	9.63	26.19	43.88	63.12	72.02	76.13	76.30	68.72	55.46	26.54	23.06
2015	20.04	11.30	36.64	55.10	63.76	74.66	79.26	78.74	72.80	56.62	39.32	27.18
2016	16.67	26.17	40.77	46.70	69.57	74.00	77.06	77.35	67.70	52.32	46.70	17.83
2017	11.00	M	23.60	M	M	M	M	76.45	72.80	M	36.44	19.52
2018	18.30	15.86	32.35	45.92	73.52	78.44	80.08	79.90	62.66	46.46	25.22	23.52
2019	11.10	4.94	29.62	51.02	62.89	76.16	80.48	76.83	65.90	45.06	31.22	21.66
2020	18.76	22.88	35.08	45.98	63.12	78.74	80.54	78.34	68.12	45.94	40.76	31.01
2021	25.73	11.49	46.11	51.80	65.39	80.47	84.08	78.10	74.72	58.83	37.70	19.11
2022	13.30	12.91	30.55	37.82	62.48	72.24	79.14	78.92	70.76	55.52	32.36	14.52
2023	18.35	19.53	22.48	40.94	73.69	81.50	77.06	77.58	72.98	52.67	37.52	33.57
2024	19.52	30.94	33.22	55.28	65.15	72.50	80.31	77.06	76.34	60.45	36.62	22.48
2025	15.97	15.41	36.06	51.98	71.72	74.63	M	M	M	M	M	M
NCEI Climatology	13.19	18.16	30.71	49.30	64.49	73.60	77.51	77.40	68.20	51.79	33.60	19.51

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	5.00	3.08
2011	-5.10	2.56	4.55	M	M	52.94	59.12	56.91	45.86	38.00	21.07	12.95
2012	8.54	10.03	27.18	32.24	44.08	53.42	61.73	52.67	42.20	33.28	17.06	1.52
2013	-2.26	0.95	4.01	21.68	41.58	54.62	57.08	56.27	49.28	32.99	15.20	-6.85
2014	-7.48	-6.89	7.21	27.02	42.34	53.66	55.52	55.75	46.22	36.12	11.84	9.01
2015	2.97	-6.31	21.41	30.86	40.25	54.44	60.45	54.94	50.00	36.65	24.32	14.12
2016	3.61	10.21	24.74	28.46	45.35	54.38	58.07	54.88	47.54	35.54	32.42	5.58
2017	0.80	M	8.96	M	M	M	M	53.37	51.80	M	17.72	3.95
2018	2.27	-1.49	16.61	23.12	46.40	56.96	58.36	55.46	43.10	30.72	12.08	8.89
2019	-5.51	-10.30	12.95	30.98	38.56	51.80	59.06	54.99	48.02	33.22	18.14	4.71
2020	3.84	4.75	17.25	25.40	40.71	55.34	61.15	55.86	44.72	28.34	18.62	12.66
2021	9.99	-5.61	19.57	26.48	39.32	57.40	59.93	55.63	50.12	39.32	22.46	3.61
2022	-7.54	-9.27	13.88	24.92	43.61	49.74	61.02	57.72	47.30	35.19	18.08	0.24
2023	1.92	-0.14	3.61	24.80	49.01	58.70	54.53	55.46	50.84	36.47	23.72	16.15
2024	6.05	15.80	15.39	32.12	44.43	53.18	60.45	55.57	54.20	36.76	22.64	7.50
2025	-3.01	-2.59	17.60	30.74	45.82	52.08	M	M	M	M	M	M
NCEI Climatology	-4.30	-0.81	13.38	28.49	40.90	52.69	56.61	53.50	44.69	32.31	17.29	3.30

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	11.72	8.77
2011	2.94	10.69	12.37	M	M	62.18	69.65	68.00	57.86	48.26	28.95	21.35
2012	16.85	19.74	36.73	43.91	54.96	64.37	71.98	65.82	55.79	40.33	23.93	8.31
2013	7.06	10.01	13.62	29.12	51.83	64.34	66.93	67.33	59.87	41.61	23.96	0.15
2014	2.88	1.37	16.70	35.45	52.73	62.84	65.82	66.03	57.47	45.79	19.19	16.03
2015	11.50	2.49	29.02	42.98	52.00	64.55	69.86	66.84	61.40	46.63	31.82	20.65
2016	10.14	18.19	32.75	37.58	57.46	64.19	67.56	66.11	57.62	43.93	39.56	11.71
2017	5.90	M	16.28	M	M	M	M	64.91	62.30	M	27.08	11.74
2018	10.28	7.19	24.48	34.52	59.96	67.70	69.22	67.68	52.88	38.59	18.65	16.21
2019	2.79	-2.68	21.29	41.00	50.73	63.98	69.77	65.91	56.96	39.14	24.68	13.19
2020	11.30	13.81	26.16	35.69	51.92	67.04	70.85	67.10	56.42	37.14	29.69	21.84
2021	17.86	2.94	32.84	39.14	52.35	68.93	72.01	66.87	62.42	49.07	30.08	11.36
2022	2.88	1.82	22.22	31.37	53.05	60.99	70.08	68.32	59.03	45.35	25.22	7.38
2023	10.14	9.69	13.04	32.87	61.35	70.10	65.79	66.52	61.91	44.57	30.62	24.86
2024	12.78	23.37	24.31	43.70	54.79	62.84	70.38	66.32	65.27	48.61	29.63	14.99
2025	6.48	6.41	26.83	41.36	58.77	63.36	M	M	M	M	M	M
NCEI Climatology	4.44	8.68	22.05	38.89	52.70	63.15	67.06	65.45	56.45	42.05	25.44	11.40

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	81.8%	78.9%
2011	78.1%	73.7%	76.3%	M	M	77.3%	72.1%	69.0%	67.8%	70.2%	72.7%	75.5%
2012	75.7%	76.9%	78.1%	60.1%	68.2%	72.8%	76.0%	69.1%	55.2%	79.4%	90.1%	88.0%
2013	81.4%	85.2%	85.8%	79.9%	73.4%	73.4%	77.1%	77.3%	77.4%	76.7%	81.9%	79.4%
2014	77.9%	73.3%	78.5%	75.6%	73.7%	78.9%	77.9%	84.8%	77.9%	68.8%	76.0%	90.7%
2015	83.6%	75.2%	77.0%	60.6%	66.4%	M	M	M	48.8%	77.2%	88.8%	87.6%
2016	87.8%	89.0%	83.0%	71.6%	61.0%	89.2%	88.7%	93.8%	94.6%	97.9%	96.7%	100.0%
2017	100.0%	M	96.7%	M	M	M	M	88.5%	91.2%	M	86.1%	81.8%
2018	74.4%	72.1%	85.8%	61.5%	58.4%	74.6%	77.1%	74.9%	88.4%	100.0%	100.0%	93.2%
2019	76.0%	79.1%	81.4%	72.3%	59.6%	69.3%	74.0%	74.5%	88.0%	85.7%	85.9%	87.3%
2020	85.8%	77.1%	81.9%	73.9%	64.9%	70.6%	79.2%	83.2%	93.2%	72.9%	80.2%	89.7%
2021	95.7%	84.4%	74.2%	60.0%	68.8%	98.1%	89.9%	92.4%	99.9%	80.2%	81.8%	80.0%
2022	81.2%	76.9%	80.5%	87.2%	77.2%	65.2%	82.5%	83.0%	74.3%	72.7%	84.9%	86.4%
2023	93.8%	79.5%	80.8%	84.2%	62.7%	73.3%	75.6%	79.9%	79.1%	84.5%	77.4%	87.8%
2024	85.6%	85.7%	73.3%	66.1%	72.7%	71.1%	82.1%	81.0%	73.9%	66.3%	87.6%	89.5%
2025	78.0%	71.0%	78.8%	70.6%	56.0%	64.7%	M	M	M	M	M	M

Monthly Plots

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