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
2012	M	M	M	M	M	M	M	M	M	M	M	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
2012	M	M	M	M	M	M	M	M	M	M	M	10.2
2013	10.3	10.0	12.3	8.7	8.3	6.8	7.7	6.9	8.9	7.3	8.9	11.0
2014	12.4	8.2	9.5	8.0	8.1	7.8	8.2	7.1	7.7	7.8	8.7	10.5
2015	12.1	7.3	8.8	10.6	7.2	6.5	8.3	6.9	8.3	8.4	9.8	10.9
2016	8.9	10.4	8.0	7.2	6.3	6.9	7.7	5.9	6.0	9.1	9.7	10.6
2017	8.8	10.5	8.9	10.1	7.3	8.5	7.0	6.4	9.0	11.1	8.0	10.6
2018	10.3	6.9	7.6	8.8	7.5	6.8	7.3	5.8	6.8	7.6	7.7	9.6
2019	9.9	9.4	11.1	8.9	7.3	6.8	7.9	6.1	8.5	7.4	9.6	9.6
2020	10.2	11.5	9.2	8.0	7.8	7.1	6.3	6.5	6.4	7.3	7.4	10.0
2021	8.0	8.6	8.2	8.6	9.2	5.9	6.6	7.0	7.0	8.5	9.4	9.5
2022	12.1	11.9	6.8	8.3	7.8	6.6	7.5	5.8	6.5	7.1	6.4	9.7
2023	8.8	10.6	9.4	7.4	6.9	6.3	6.8	6.3	5.3	9.0	9.6	11.6
2024	11.2	10.0	8.5	8.2	6.5	6.3	7.0	5.7	6.8	6.7	8.2	8.6
2025	9.1	6.9	8.3	7.5	7.2	9.1	7.1	6.4	M	M	M	M

Average Daily High Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2012	M	M	M	M	M	M	M	M	M	M	M	27.75
2013	29.05	33.71	33.08	55.16	68.87	74.95	75.94	78.53	62.67	58.42	47.27	38.83
2014	30.78	41.13	52.38	59.06	65.74	69.56	79.60	73.61	66.20	58.48	45.08	35.95
2015	37.05	38.56	49.42	56.54	64.57	72.86	79.73	86.00	67.88	53.31	46.76	43.70
2016	30.43	43.36	45.70	57.26	69.16	76.82	77.81	75.03	71.00	50.93	41.66	36.30
2017	28.11	34.51	50.06	54.56	67.19	75.68	76.42	79.03	64.58	54.35	43.70	39.66
2018	36.01	29.94	38.85	67.82	74.50	76.82	79.21	81.41	70.28	60.16	44.78	36.41
2019	30.43	42.41	49.94	59.18	64.81	81.98	77.46	79.21	68.42	61.67	48.50	41.35
2020	39.08	43.36	47.10	59.42	62.54	75.26	76.42	80.60	69.62	57.49	45.56	38.33
2021	33.63	33.35	44.48	52.88	64.40	78.32	83.45	71.83	64.46	57.03	46.28	34.21
2022	36.65	42.41	46.81	51.50	68.12	79.16	78.05	80.25	61.22	60.34	42.68	35.54
2023	40.30	38.69	48.55	55.52	64.98	73.16	79.21	81.18	76.04	61.09	43.22	38.04
2024	34.55	47.64	49.88	61.58	73.17	77.06	82.75	81.41	74.84	57.43	43.40	37.75
2025	41.06	35.15	53.48	61.46	61.15	74.96	78.28	76.40	M	M	M	M

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2012	M	M	M	M	M	M	M	M	M	M	M	20.87
2013	24.37	29.43	26.10	43.40	57.61	62.85	62.04	60.33	49.93	45.99	38.83	33.30
2014	25.55	30.52	38.21	45.02	52.85	57.50	63.73	58.93	49.29	40.88	36.56	28.86
2015	30.90	29.88	36.76	39.20	47.21	54.50	58.65	57.26	52.40	36.94	36.98	34.82
2016	18.65	34.42	33.22	41.48	47.04	54.44	57.90	54.94	49.28	39.72	33.56	28.63
2017	16.55	23.96	35.89	37.64	47.15	54.14	55.92	55.92	51.14	43.96	35.42	32.41
2018	27.99	21.07	23.81	43.76	50.52	54.68	60.63	57.08	50.96	40.13	30.80	29.91
2019	21.61	31.23	33.86	39.08	46.92	58.58	55.92	56.15	47.78	43.61	38.00	32.93
2020	30.66	31.57	31.20	33.86	43.38	57.44	55.52	56.85	48.98	45.30	36.86	31.54
2021	23.41	21.07	30.20	35.84	45.06	54.62	62.89	55.17	46.04	39.78	35.66	25.44
2022	28.52	32.13	27.94	36.86	44.48	54.86	57.32	59.00	45.92	43.67	35.60	28.23
2023	33.80	29.04	32.87	38.90	43.38	52.76	57.84	60.39	53.66	44.66	33.44	29.74
2024	25.21	37.09	35.54	42.44	46.17	57.08	61.21	58.71	53.36	40.36	32.06	31.88
2025	30.78	20.81	33.63	39.98	42.86	54.32	57.20	53.60	M	M	M	M

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

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2012	M	M	M	M	M	M	M	M	M	M	M	24.31
2013	26.71	31.57	29.59	49.28	63.24	68.90	68.99	69.43	56.30	52.21	43.05	36.07
2014	28.17	35.82	45.30	52.04	59.29	63.53	71.67	66.27	57.75	49.68	40.82	32.41
2015	33.97	34.22	43.09	47.87	55.89	63.68	69.19	71.63	60.14	45.12	41.87	39.26
2016	24.54	38.89	39.46	49.37	58.10	65.63	67.85	64.98	60.14	45.33	37.61	32.46
2017	22.33	29.24	42.97	46.10	57.17	64.91	66.17	67.48	57.86	49.16	39.56	36.04
2018	32.00	25.51	31.33	55.79	62.51	65.75	69.92	69.25	60.62	50.15	37.79	33.16
2019	26.02	36.82	41.90	49.13	55.86	70.28	66.69	67.68	58.10	52.64	43.25	37.14
2020	34.87	37.46	39.15	46.64	52.96	66.35	65.97	68.73	59.30	51.39	41.21	34.93
2021	28.52	27.21	37.34	44.36	54.73	66.47	73.17	63.50	55.25	48.40	40.97	29.82
2022	32.58	37.27	37.37	44.18	56.30	67.01	67.68	69.63	53.57	52.00	39.14	31.88
2023	37.05	33.86	40.71	47.21	54.18	62.96	68.52	70.79	64.85	52.87	38.33	33.89
2024	29.88	42.37	42.71	52.01	59.67	67.07	71.98	70.06	64.10	48.90	37.73	34.82
2025	35.92	27.98	43.55	50.72	52.00	64.64	67.74	65.00	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
2012	M	M	M	M	M	M	M	M	M	M	M	84.6%
2013	86.6%	87.7%	76.6%	73.1%	71.6%	76.4%	70.8%	67.3%	80.2%	80.4%	88.6%	85.6%
2014	85.8%	84.0%	73.8%	74.1%	73.5%	71.5%	72.4%	76.3%	82.4%	82.9%	90.0%	88.4%
2015	86.2%	82.0%	73.5%	67.3%	76.4%	68.3%	65.8%	57.1%	80.3%	83.7%	87.7%	86.4%
2016	86.6%	84.6%	80.0%	74.8%	74.4%	67.9%	72.0%	73.4%	74.4%	86.4%	85.7%	89.0%
2017	84.3%	81.4%	77.3%	70.8%	74.8%	67.9%	73.4%	73.8%	83.4%	87.7%	90.8%	88.9%
2018	88.8%	87.1%	79.5%	67.7%	69.1%	66.6%	73.7%	72.0%	77.0%	80.8%	91.4%	91.4%
2019	89.6%	81.5%	72.5%	61.3%	79.0%	69.8%	65.4%	70.6%	76.2%	83.6%	94.9%	92.3%
2020	91.9%	87.2%	82.9%	52.1%	76.2%	84.8%	76.8%	76.3%	85.9%	95.8%	96.7%	98.9%
2021	93.7%	85.5%	77.2%	72.3%	72.8%	69.5%	71.5%	81.8%	86.0%	81.0%	94.7%	95.6%
2022	92.3%	87.9%	69.3%	81.0%	70.1%	72.0%	71.5%	77.0%	85.5%	90.0%	97.3%	88.2%
2023	91.5%	84.9%	78.8%	76.8%	69.8%	75.4%	70.4%	73.8%	78.1%	83.8%	88.8%	91.4%
2024	87.0%	87.6%	81.4%	71.6%	62.1%	75.3%	69.1%	71.5%	72.5%	86.3%	87.3%	92.9%
2025	86.9%	83.2%	72.0%	70.5%	73.5%	71.1%	72.9%	66.3%	M	M	M	M

Monthly Plots

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