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 (USC00121873) 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
2015	0.04	0.27	1.58	4.02	3.56	8.01	6.33	0.84	1.95	0.40	0.81	0.01
2016	M	0.64	3.21	3.82	2.65	2.45	3.89	2.39	0.37	0.77	1.94	0.62
2017	3.22	0.21	2.25	4.16	5.10	0.50	0.00	M	M	M	1.00	0.45
2018	0.62	2.98	2.16	2.74	2.28	7.33	2.46	4.19	1.29	0.22	0.10	1.34
2019	1.25	1.44	2.71	3.37	4.01	3.55	1.05	4.64	1.07	2.98	1.49	1.87
2020	2.55	0.91	4.06	1.24	3.60	4.96	5.59	1.03	0.40	3.23	1.69	1.15
2021	0.75	0.80	4.25	0.90	2.14	3.65	4.78	0.11	M	3.98	0.88	2.76
2022	0.60	2.05	3.30	1.43	4.85	1.87	0.51	1.93	1.51	1.24	1.38	M
2023	0.79	1.34	3.59	1.00	1.58	1.11	4.25	3.42	1.58	2.53	0.27	1.01
2024	2.26	0.33	2.08	6.21	2.65	2.78	4.43	2.01	0.01	0.27	1.54	M
NCEI Climatology	2.87	2.61	3.15	4.41	4.53	5.26	4.42	3.86	3.24	3.39	3.64	2.88

Average Wind Speed [MPH]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2015	10.5	9.2	8.2	9.1	8.6	6.7	4.2	3.8	4.2	7.8	9.5	6.4
2016	M	10.7	7.5	6.6	7.7	6.5	3.8	3.5	4.3	6.2	7.1	8.8
2017	9.4	10.2	9.6	9.6	9.0	7.8	4.1	M	M	M	9.5	8.9
2018	7.4	9.0	9.4	9.4	7.9	5.4	3.9	4.4	4.7	6.7	8.5	7.9
2019	9.6	9.9	9.1	9.5	7.6	6.8	5.2	3.9	4.7	7.1	7.9	8.6
2020	8.6	8.6	9.4	9.0	7.6	6.5	4.1	3.8	4.6	5.9	8.3	7.1
2021	6.6	6.4	7.3	6.4	4.2	4.1	1.4	2.0	3.9	3.6	5.6	5.7
2022	5.5	6.2	8.2	10.5	8.6	5.7	5.2	4.6	5.0	8.2	8.8	8.9
2023	9.5	9.8	10.7	8.8	6.6	6.4	4.6	4.7	4.0	7.1	7.4	7.5
2024	8.9	8.5	10.6	10.0	6.7	6.7	4.7	4.5	4.3	6.3	7.9	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
2015	34.34	26.23	45.23	61.84	74.23	78.04	79.51	78.83	78.43	64.75	54.47	40.98
2016	M	41.16	55.39	61.68	70.34	82.05	80.84	82.30	78.95	68.46	54.66	33.95
2017	38.52	37.38	48.98	65.81	63.53	80.44	81.88	M	M	M	48.99	35.20
2018	29.04	41.60	44.10	54.10	80.80	81.01	80.92	80.95	78.34	63.23	41.19	40.15
2019	30.00	36.33	43.61	61.05	70.40	77.84	84.15	79.30	78.59	62.44	42.93	42.00
2020	37.97	38.37	50.84	58.73	68.34	81.89	83.35	79.68	74.32	60.97	54.61	38.94
2021	33.67	29.16	54.32	61.62	69.04	81.32	80.32	83.25	78.57	67.07	46.79	47.57
2022	31.34	35.09	51.25	58.40	73.84	81.61	81.88	79.50	74.83	63.16	50.32	44.02
2023	36.98	46.53	48.02	62.88	73.33	79.27	80.76	79.24	76.50	63.95	51.90	43.71
2024	30.25	47.80	55.25	61.34	75.25	80.54	79.45	80.33	78.58	69.40	57.22	M
NCEI Climatology	33.00	37.65	48.61	61.21	71.70	80.30	82.79	81.90	77.09	64.70	50.00	37.99

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2015	22.75	6.82	26.01	40.36	53.44	60.54	60.75	56.83	53.11	42.33	34.29	29.21
2016	M	25.12	36.10	39.31	49.46	60.47	62.37	63.42	55.93	45.91	34.45	20.40
2017	24.48	20.68	32.39	44.93	40.95	54.41	62.44	M	M	M	28.52	18.16
2018	11.89	23.57	26.71	33.13	57.34	62.12	60.34	61.48	57.22	42.09	27.87	25.42
2019	21.56	27.46	26.79	41.12	51.74	59.15	63.55	59.10	57.05	41.23	25.18	25.02
2020	25.29	24.64	34.15	36.85	48.44	59.32	63.27	57.91	50.62	38.86	34.36	24.00
2021	22.69	13.26	32.97	39.40	47.15	60.96	61.12	60.97	54.77	49.22	28.23	29.32
2022	12.69	16.53	30.88	37.89	53.25	57.87	62.30	59.02	51.57	38.05	30.15	23.28
2023	25.44	25.24	29.61	37.73	48.81	55.03	60.48	59.13	51.93	43.27	29.70	30.37
2024	19.48	26.47	34.12	42.30	53.60	59.16	59.55	57.67	48.38	41.07	40.29	M
NCEI Climatology	17.20	20.14	28.80	38.90	49.90	59.60	61.90	59.20	51.70	40.80	31.39	22.60

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

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2015	28.54	16.52	35.62	51.10	63.83	69.29	70.13	67.83	65.77	53.54	44.38	35.09
2016	M	33.14	45.74	50.50	59.90	71.26	71.61	72.86	67.44	57.19	44.56	27.17
2017	31.50	29.03	40.69	55.37	52.24	67.43	72.16	M	M	M	38.76	26.68
2018	20.46	32.59	35.40	43.62	69.07	71.56	70.63	71.21	67.78	52.66	34.53	32.79
2019	25.78	31.89	35.20	51.08	61.07	68.50	73.85	69.20	67.82	51.84	34.06	33.51
2020	31.63	31.50	42.49	47.79	58.39	70.61	73.31	68.79	62.47	49.91	44.49	31.47
2021	28.18	21.21	43.64	50.51	58.09	71.14	70.72	72.11	66.67	58.15	37.51	38.44
2022	22.01	25.81	41.07	48.15	63.54	69.74	72.09	69.26	63.20	50.61	40.23	33.65
2023	31.21	35.89	38.82	50.30	61.07	67.15	70.62	69.18	64.21	53.61	40.80	37.04
2024	24.87	37.13	44.69	51.82	64.43	69.85	69.50	69.00	63.48	55.24	48.76	M
NCEI Climatology	25.10	28.90	38.70	50.05	60.80	69.95	72.35	70.55	64.40	52.75	40.70	30.30

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
2015	66.8%	65.1%	64.7%	58.2%	61.8%	75.2%	80.2%	78.1%	71.6%	62.1%	67.5%	90.5%
2016	M	68.7%	69.0%	65.9%	76.9%	72.7%	89.7%	89.6%	84.6%	83.1%	84.1%	85.3%
2017	90.8%	79.0%	73.7%	76.8%	78.9%	71.4%	83.1%	M	M	M	72.8%	75.0%
2018	83.9%	84.9%	74.5%	70.3%	70.8%	84.7%	86.0%	89.2%	83.9%	81.7%	89.7%	90.8%
2019	86.8%	87.5%	79.4%	77.3%	84.4%	81.5%	81.9%	84.9%	85.7%	81.7%	81.8%	83.7%
2020	84.2%	80.5%	79.7%	69.6%	73.1%	66.9%	82.0%	82.6%	76.2%	75.5%	71.8%	81.9%
2021	84.7%	78.6%	68.6%	66.0%	68.5%	71.6%	80.5%	79.2%	71.2%	77.9%	63.9%	68.2%
2022	60.9%	68.2%	51.9%	48.8%	51.5%	45.3%	56.8%	67.9%	68.7%	54.9%	61.3%	60.2%
2023	73.6%	61.3%	64.0%	53.8%	51.6%	49.6%	70.1%	71.9%	68.4%	64.9%	59.3%	70.6%
2024	74.2%	61.7%	57.5%	63.1%	62.6%	59.2%	70.4%	69.1%	58.6%	53.0%	69.2%	M

Monthly Plots

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