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 (USC00143984) 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	M	M	M	M	M	M	M	M	M	M	M	M
2016	M	M	M	0.78	M	0.00	0.00	5.04	13.77	6.24	0.82	0.84
2017	1.43	0.47	1.96	8.36	3.20	1.95	3.34	6.49	2.20	3.40	0.10	0.16
2018	0.43	1.73	1.15	0.80	6.90	2.22	2.81	2.80	0.75	8.96	1.30	2.30
2019	1.32	0.94	2.88	4.79	11.82	4.16	3.35	11.31	3.57	3.95	0.90	0.98
2020	1.69	1.66	4.76	1.93	8.16	0.60	2.21	1.31	1.11	0.24	M	M
2021	M	M	M	2.43	7.51	9.84	3.38	2.04	5.97	6.72	0.52	0.93
2022	0.02	0.82	3.68	0.49	0.06	0.05	0.07	0.04	0.31	1.70	3.65	1.52
2023	1.57	1.30	0.07	0.16	0.12	0.05	0.06	0.06	0.08	0.05	0.05	0.89
2024	1.04	0.90	1.22	4.09	1.97	2.65	1.75	2.19	2.75	1.47	7.78	0.52
2025	1.40	0.08	2.66	5.55	8.63	8.12	1.95	2.05	1.64	1.86	1.20	M
2026	0.72	0.63	0.61	1.70	2.90	8.89	0.18	0.01	4.05	M	M	M
NCEI Climatology	1.27	1.63	2.63	4.42	5.81	5.36	4.72	4.04	4.35	3.64	2.43	1.81

Average Wind Speed [MPH]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2015	M	M	M	M	M	M	M	M	M	M	10.2	9.8
2016	8.7	11.5	11.1	10.8	7.7	7.3	6.9	5.6	6.7	8.9	8.5	8.2
2017	9.6	10.3	12.3	11.3	9.4	9.0	6.8	3.1	3.8	5.8	4.1	7.3
2018	8.1	7.0	9.1	9.9	5.8	5.9	2.8	4.0	3.2	7.1	7.7	8.4
2019	8.8	9.7	9.3	2.7	0.0	1.2	6.7	5.6	7.8	8.6	8.5	8.6
2020	8.7	9.2	9.1	9.1	7.5	8.8	6.5	5.9	6.7	8.6	9.4	7.5
2021	8.0	9.3	11.2	10.1	7.3	6.5	5.1	7.2	7.2	7.9	8.4	9.4
2022	8.9	10.0	10.2	12.1	9.5	7.2	6.5	6.6	7.1	8.0	9.1	9.3
2023	8.3	6.4	4.6	9.5	6.1	5.1	6.7	6.2	6.3	9.1	7.7	8.6
2024	7.7	9.3	10.7	11.3	7.4	8.1	7.5	7.6	6.7	9.6	9.4	8.9
2025	9.4	10.4	12.4	11.7	7.8	8.0	7.4	6.6	5.2	8.6	9.0	10.1
2026	10.4	9.5	12.6	12.3	9.4	9.5	7.2	8.9	7.8	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
2015	M	M	M	M	M	M	M	M	M	M	49.84	51.14
2016	41.02	53.95	62.91	70.01	72.45	88.80	87.78	85.97	81.61	74.22	63.09	42.80
2017	46.30	58.99	60.60	67.65	76.02	85.53	88.96	82.48	82.33	72.98	61.31	45.90
2018	42.79	45.47	58.39	61.77	83.08	86.93	89.58	86.38	78.35	66.79	48.95	45.75
2019	39.45	38.85	52.15	69.21	73.07	83.30	87.64	84.14	85.04	63.73	53.71	48.82
2020	44.15	47.87	60.06	65.93	70.51	88.49	89.94	87.43	78.64	65.21	61.34	49.51
2021	43.09	34.45	60.14	66.18	69.44	85.84	86.47	89.46	84.50	71.32	58.60	57.61
2022	43.30	45.94	57.65	67.05	74.57	85.95	93.58	93.23	86.14	72.35	53.90	43.28
2023	47.54	49.76	51.23	69.12	78.05	87.00	90.60	91.66	86.70	70.69	59.31	50.50
2024	36.71	59.30	63.36	69.69	77.25	86.74	88.79	89.72	84.26	77.96	59.24	50.12
2025	38.74	43.93	66.08	68.18	73.81	84.98	90.41	86.00	81.62	73.75	60.80	51.38
2026	42.51	58.68	69.49	72.59	M	83.77	91.77	95.41	98.44	M	M	M
NCEI Climatology	41.40	46.95	56.90	66.50	74.90	84.11	88.51	87.80	80.31	69.29	56.00	44.30

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2015	M	M	M	M	M	M	M	M	M	M	32.51	30.54
2016	22.74	27.93	38.27	46.05	51.88	66.83	70.26	67.85	60.65	51.79	39.84	21.91
2017	25.48	32.14	39.70	48.01	53.02	63.01	68.52	62.33	58.88	51.13	36.94	24.59
2018	20.47	23.70	34.92	37.10	61.31	67.73	67.10	65.92	57.24	46.52	28.62	26.20
2019	27.94	28.56	32.55	46.15	54.56	63.17	67.27	67.07	67.80	42.04	29.78	28.41
2020	26.35	27.49	40.68	42.36	53.26	66.00	69.93	63.50	56.41	42.76	37.38	25.29
2021	27.17	15.64	38.83	43.42	53.58	64.80	67.38	68.58	61.43	49.68	35.50	33.58
2022	19.42	20.57	33.38	43.86	56.68	65.95	69.33	67.12	57.66	44.18	31.27	24.35
2023	26.77	30.54	31.58	43.35	54.53	62.76	67.37	67.26	58.63	47.29	34.50	32.35
2024	19.15	32.68	38.34	47.06	56.97	68.87	68.41	67.71	58.46	50.24	39.80	30.14
2025	17.95	22.67	39.14	48.92	54.65	66.74	71.54	67.06	60.56	53.48	38.18	27.26
2026	19.40	31.87	43.61	52.05	M	66.71	72.41	70.79	72.09	M	M	M
NCEI Climatology	20.30	24.83	34.20	44.71	55.50	65.10	69.21	66.79	58.31	46.29	34.50	24.40

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

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2015	M	M	M	M	M	M	M	M	M	M	41.17	40.84
2016	31.88	40.94	50.59	58.03	62.16	77.81	79.02	76.91	71.13	63.00	51.47	32.35
2017	35.89	45.57	50.15	57.83	64.52	74.27	78.74	72.40	70.60	62.05	49.12	35.25
2018	31.63	34.59	46.65	49.44	72.20	77.33	78.34	76.15	67.80	56.65	38.79	35.97
2019	33.70	33.71	42.35	57.68	63.82	73.24	77.45	75.60	76.42	52.88	41.75	38.62
2020	35.25	37.68	50.37	54.14	61.89	77.25	79.93	75.46	67.52	53.99	49.36	37.40
2021	35.13	25.04	49.49	54.80	61.51	75.32	76.93	79.02	72.97	60.50	47.05	45.60
2022	31.36	33.25	45.52	55.46	65.63	75.95	81.46	80.17	71.90	58.27	42.59	33.81
2023	37.16	40.15	41.41	56.24	66.29	74.88	78.99	79.46	72.67	58.99	46.90	41.43
2024	27.93	45.99	50.85	58.37	67.11	77.81	78.60	78.71	71.36	64.10	49.52	40.13
2025	28.34	33.30	52.61	58.55	64.23	75.86	80.98	76.53	71.09	63.62	49.49	39.32
2026	30.95	45.28	56.55	62.32	M	75.24	82.09	83.10	85.26	M	M	M
NCEI Climatology	30.85	35.89	45.55	55.60	65.20	74.60	78.86	77.29	69.31	57.79	45.25	34.35

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	M	M	M	M	M	M	M	M	M	M	77.8%	79.8%
2016	78.3%	59.4%	64.1%	65.5%	75.7%	69.0%	79.1%	81.6%	79.4%	75.8%	73.3%	70.8%
2017	75.8%	63.8%	64.9%	75.7%	70.8%	68.9%	73.9%	81.3%	73.6%	73.9%	62.2%	67.4%
2018	66.5%	74.9%	66.2%	62.5%	73.6%	73.0%	72.9%	76.1%	77.4%	80.0%	76.3%	77.6%
2019	79.2%	86.8%	75.4%	69.8%	84.2%	75.9%	75.1%	84.8%	77.3%	74.9%	70.0%	75.2%
2020	81.0%	72.0%	73.7%	66.5%	76.5%	64.4%	71.8%	71.1%	76.0%	69.4%	68.5%	72.4%
2021	79.7%	75.1%	67.8%	63.8%	79.7%	73.2%	77.5%	71.7%	69.0%	75.1%	65.8%	68.3%
2022	64.1%	64.5%	66.3%	60.3%	77.0%	71.1%	62.5%	61.5%	59.5%	55.2%	72.7%	76.4%
2023	77.9%	72.5%	64.2%	55.7%	71.4%	67.8%	69.3%	69.1%	63.0%	64.1%	67.9%	76.7%
2024	79.6%	61.4%	65.4%	61.8%	73.5%	72.3%	72.4%	71.4%	68.8%	53.8%	77.4%	78.1%
2025	74.8%	74.3%	58.6%	71.7%	78.5%	85.0%	84.9%	82.9%	82.9%	78.7%	76.6%	75.5%
2026	69.9%	65.8%	66.7%	81.1%	M	78.0%	73.0%	62.1%	57.4%	M	M	M

Monthly Plots

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