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 () 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	M
2011	M	M	M	M	M	M	M	0.00	0.00	0.00	0.00	0.00
2012	0.00	0.00	0.00	0.00	0.00	0.00	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

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	M	4.8
2011	5.5	M	M	M	5.7	M	M	6.0	5.0	4.9	4.6	4.5
2012	4.3	6.0	5.6	6.7	6.6	6.7	7.0	5.7	4.9	4.6	4.5	5.0
2013	7.1	4.8	5.5	4.9	5.7	5.9	5.4	5.1	4.4	5.5	4.1	4.9
2014	4.0	4.5	6.3	5.7	5.8	6.1	6.1	5.7	5.3	4.8	4.8	4.1
2015	4.7	5.5	6.2	6.7	7.8	7.7	6.5	7.4	6.5	6.8	5.0	5.4
2016	7.1	6.5	6.9	6.4	7.0	8.8	7.7	7.1	6.2	5.6	5.1	5.9
2017	5.2	5.5	7.3	6.5	7.6	7.3	7.9	6.8	5.9	6.5	5.8	5.8
2018	6.8	5.9	7.6	7.0	7.4	7.6	7.3	6.7	5.9	7.0	6.7	6.9
2019	6.8	5.8	7.5	6.1	6.5	7.3	6.2	6.5	5.6	6.2	4.9	5.9
2020	7.9	7.2	7.3	6.7	7.1	7.1	7.6	6.5	5.8	5.0	6.5	4.7
2021	7.0	8.0	6.8	7.0	7.7	7.5	7.7	7.4	6.3	6.0	4.8	6.4
2022	7.0	6.2	7.0	6.8	7.0	7.8	6.9	6.8	6.3	6.7	5.6	4.8
2023	5.2	6.9	7.8	7.0	8.2	7.0	7.4	7.2	6.1	5.4	6.4	5.5
2024	6.5	5.8	6.9	6.3	7.4	7.1	7.0	6.5	6.3	5.3	4.8	4.6
2025	4.2	6.3	6.4	8.2	8.0	7.4	7.3	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	91.40	M	M	93.20	M	M	77.00	64.23
2011	53.38	48.20	M	71.60	84.20	96.20	99.50	101.07	97.58	83.21	62.90	60.57
2012	53.25	56.21	60.57	81.44	91.11	102.50	106.38	105.39	98.54	86.00	70.48	58.13
2013	54.65	60.47	67.48	78.87	89.14	99.92	105.39	104.64	95.84	84.20	72.32	56.79
2014	59.12	62.41	69.92	81.44	93.72	102.74	109.34	110.45	97.34	82.11	67.04	60.45
2015	56.62	59.51	63.47	73.82	90.88	99.56	106.90	108.94	101.60	84.43	67.28	57.20
2016	53.48	63.10	66.95	79.04	89.72	101.72	108.76	110.74	96.50	86.87	70.94	54.99
2017	54.59	57.33	64.92	75.50	91.69	102.26	111.37	110.62	103.70	84.84	71.60	64.92
2018	58.13	61.57	73.23	79.16	86.75	101.06	107.77	107.31	99.50	86.06	66.62	57.14
2019	54.53	57.71	60.74	69.02	90.12	105.26	106.21	109.75	98.90	86.80	73.34	60.51
2020	55.05	56.58	67.65	74.90	90.94	102.38	110.33	105.63	104.06	91.05	69.74	61.38
2021	59.58	62.99	67.07	84.26	97.79	104.06	109.81	108.82	98.24	86.64	74.12	59.64
2022	52.61	62.47	61.15	81.38	86.70	103.58	108.88	109.86	101.60	89.48	71.90	62.43
2023	58.07	56.88	68.87	75.86	88.79	100.58	109.40	110.33	100.64	85.77	71.82	62.60
2024	57.26	59.19	65.10	82.28	87.05	107.18	108.65	109.81	99.08	84.90	68.36	60.34
2025	60.16	55.21	72.08	80.24	95.00	103.49	106.40	M	M	M	M	M

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2010	M	M	M	M	91.40	M	M	93.20	M	M	75.20	43.55
2011	40.21	48.20	M	69.80	77.00	94.40	95.90	74.30	68.90	57.66	39.38	35.83
2012	34.73	37.71	39.08	56.60	65.97	76.04	81.65	79.96	71.66	61.44	51.68	40.71
2013	37.52	43.60	44.95	50.60	61.21	67.58	77.52	76.54	64.82	57.72	50.90	36.59
2014	39.14	38.43	47.15	52.82	63.47	72.32	79.38	77.35	68.78	57.84	45.56	41.75
2015	36.30	38.88	44.14	50.36	64.34	72.44	80.02	79.38	71.72	58.71	45.98	36.99
2016	36.59	42.30	46.57	53.00	62.54	75.32	80.43	78.51	69.80	58.54	43.16	37.05
2017	34.55	35.09	45.53	50.78	62.89	72.68	81.88	79.90	72.74	60.68	49.38	44.08
2018	40.13	44.09	51.74	55.10	63.41	74.84	80.25	78.16	71.00	63.70	51.50	44.48
2019	38.62	40.10	43.96	48.02	60.16	73.52	74.33	78.45	69.74	63.93	47.70	44.02
2020	37.86	39.39	48.43	50.84	60.39	70.40	80.37	77.06	73.22	59.64	51.62	39.66
2021	37.05	40.49	46.05	55.28	68.29	72.86	81.41	80.25	68.30	61.03	48.50	41.35
2022	37.05	41.77	42.74	54.38	61.55	76.46	78.92	77.35	71.48	64.81	49.52	43.03
2023	37.57	36.82	50.58	52.16	62.95	73.46	80.54	81.70	71.78	62.14	54.25	44.66
2024	42.28	40.69	43.50	54.20	60.92	75.26	78.45	78.39	70.58	55.81	45.86	37.05
2025	34.96	33.54	47.66	55.34	66.20	72.76	80.00	M	M	M	M	M

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	91.40	M	M	93.20	M	M	76.10	53.89
2011	46.79	48.20	M	70.70	80.60	95.30	97.70	87.69	83.24	70.44	51.14	48.20
2012	43.99	46.96	49.83	69.12	78.54	89.27	94.01	92.68	85.10	73.72	61.08	49.42
2013	46.08	52.03	56.21	64.77	75.17	83.75	91.46	90.59	80.33	70.96	61.61	46.69
2014	49.13	50.42	58.54	67.13	78.60	87.53	94.36	93.90	83.06	69.97	56.30	51.10
2015	46.46	49.20	53.80	62.09	77.61	86.00	93.46	94.16	86.66	71.57	56.63	47.10
2016	45.04	52.70	56.76	66.02	76.13	88.52	94.59	94.62	83.15	72.70	57.05	46.02
2017	44.57	46.21	55.23	63.14	77.29	87.47	96.63	95.26	88.22	72.76	60.49	54.50
2018	49.13	52.83	62.48	67.13	75.08	87.95	94.01	92.74	85.25	74.88	59.06	50.81
2019	46.57	48.91	52.35	58.52	75.14	89.39	90.27	94.10	84.32	75.37	60.52	52.26
2020	46.46	47.98	58.04	62.87	75.66	86.39	95.35	91.34	88.64	75.35	60.68	50.52
2021	48.32	51.74	56.56	69.77	83.04	88.46	95.61	94.54	83.27	73.84	61.31	50.49
2022	44.83	52.12	51.95	67.88	74.13	90.02	93.90	93.61	86.54	77.15	60.71	52.73
2023	47.82	46.85	59.73	64.01	75.87	87.02	94.97	96.02	86.21	73.95	63.03	53.63
2024	49.77	49.94	54.30	68.24	73.98	91.22	93.55	94.10	84.83	70.35	57.11	48.69
2025	47.56	44.38	59.87	67.79	80.60	88.12	93.20	M	M	M	M	M

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	M	55.6%
2011	76.8%	M	M	M	24.1%	M	M	12.8%	19.1%	32.2%	51.5%	51.0%
2012	75.0%	59.3%	57.7%	38.4%	23.7%	13.6%	12.5%	13.5%	15.7%	37.3%	65.6%	79.7%
2013	76.3%	78.5%	64.9%	54.9%	40.2%	15.5%	13.1%	13.0%	18.5%	22.1%	63.8%	70.9%
2014	78.5%	54.4%	69.7%	52.2%	28.4%	17.3%	14.5%	14.3%	21.8%	53.5%	68.4%	84.6%
2015	76.8%	69.9%	68.5%	57.8%	28.5%	19.7%	14.4%	17.1%	22.1%	46.0%	67.3%	70.9%
2016	73.8%	67.2%	64.1%	56.3%	35.5%	19.2%	15.6%	14.6%	21.3%	25.7%	31.5%	76.7%
2017	69.2%	58.8%	64.7%	62.5%	31.3%	18.2%	12.6%	13.8%	15.6%	26.2%	52.7%	57.0%
2018	63.4%	69.9%	53.1%	50.8%	48.2%	21.6%	16.5%	18.9%	18.5%	39.1%	73.0%	86.3%
2019	77.1%	76.6%	76.8%	75.8%	47.5%	20.3%	17.3%	17.4%	20.1%	35.6%	40.2%	74.9%
2020	78.0%	72.3%	67.2%	64.9%	37.2%	19.6%	17.1%	18.1%	17.6%	20.3%	64.2%	68.7%
2021	58.9%	64.0%	55.7%	31.3%	19.9%	14.6%	15.1%	15.3%	20.1%	25.7%	41.1%	70.9%
2022	77.4%	60.9%	56.5%	38.0%	36.7%	17.8%	13.5%	15.9%	17.7%	26.7%	49.3%	66.9%
2023	59.7%	55.4%	59.5%	54.7%	29.2%	19.1%	13.7%	14.2%	17.5%	34.8%	64.2%	76.6%
2024	80.9%	75.1%	67.6%	58.0%	45.3%	16.9%	18.1%	17.3%	25.7%	24.7%	63.7%	61.2%
2025	61.2%	51.5%	40.5%	40.6%	24.3%	13.7%	15.4%	M	M	M	M	M

Monthly Plots

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