IEM :: Monthly Summaries

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.

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Precipitation Totals [inch]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
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
2026	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
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	9.2	8.8	8.6	7.9	7.6	8.2	6.5	7.4
2025	8.0	6.2	9.3	8.2	8.2	8.1	9.0	7.6	7.2	M	M	M
2026	M	5.2	7.8	7.0	7.4	8.3	7.8	8.0	7.5	M	M	M

Average Daily High Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2018	M	M	M	M	M	M	M	M	M	M	65.34	62.86
2019	58.19	62.09	64.46	66.32	72.88	83.72	90.99	87.80	82.82	76.19	64.04	63.24
2020	60.57	63.72	64.34	69.44	78.39	80.66	89.66	88.21	82.22	72.65	68.90	60.86
2021	57.84	62.93	62.72	66.20	73.17	83.24	87.57	89.02	84.68	74.15	62.36	61.32
2022	58.36	61.83	61.38	67.64	78.80	86.24	91.46	91.69	84.44	80.31	69.74	64.92
2023	58.94	59.06	66.14	70.16	74.74	84.14	90.82	88.55	83.60	78.22	68.18	63.30
2024	62.54	63.00	65.33	69.14	75.55	81.80	87.97	89.72	80.72	76.88	69.26	61.55
2025	61.85	61.89	63.47	70.22	76.19	88.88	88.03	90.41	78.62	65.15	56.12	52.73
2026	51.45	59.13	62.08	72.32	76.07	88.46	93.26	93.26	87.06	M	M	M

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2018	M	M	M	M	M	M	M	M	M	M	51.37	44.99
2019	41.29	41.32	45.12	51.26	55.05	64.58	72.65	71.19	67.46	59.41	49.52	49.01
2020	44.60	46.03	49.13	53.54	59.41	64.70	70.67	71.02	64.88	55.81	53.18	46.57
2021	43.44	47.47	46.75	50.30	57.55	66.68	70.44	72.24	69.80	58.48	52.04	47.27
2022	40.19	43.38	50.17	51.32	60.22	68.96	72.94	74.10	69.50	62.25	55.58	50.46
2023	42.92	41.32	48.20	51.56	58.71	67.34	74.68	72.01	67.64	63.06	52.76	46.81
2024	46.57	47.13	50.41	52.34	58.01	65.60	71.14	72.65	65.00	61.90	54.68	44.77
2025	46.52	44.99	50.41	53.72	59.17	69.62	72.24	72.30	69.98	65.15	56.12	52.73
2026	51.45	53.47	47.74	51.56	59.35	68.60	74.79	75.66	68.25	M	M	M

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

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2018	M	M	M	M	M	M	M	M	M	M	58.36	53.92
2019	49.74	51.70	54.79	58.79	63.96	74.15	81.82	79.50	75.14	67.80	56.78	56.13
2020	52.58	54.87	56.74	61.49	68.90	72.68	80.16	79.61	73.55	64.23	61.04	53.72
2021	50.64	55.20	54.73	58.25	65.36	74.96	79.00	80.63	77.24	66.32	57.20	54.30
2022	49.27	52.60	55.78	59.48	69.51	77.60	82.20	82.89	76.97	71.28	62.66	57.69
2023	50.93	50.19	57.17	60.86	66.72	75.74	82.75	80.28	75.62	70.64	60.47	55.05
2024	54.56	55.07	57.87	60.74	66.78	73.70	79.55	81.18	72.86	69.39	61.97	53.16
2025	54.18	53.44	56.94	61.97	67.68	79.25	80.14	81.35	74.30	65.15	56.12	52.73
2026	51.45	56.30	54.91	61.94	67.71	78.53	84.03	84.46	77.65	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
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	65.3%	64.0%	60.9%	64.6%	68.4%	73.5%	81.3%	76.1%
2025	75.4%	79.9%	75.5%	70.2%	65.3%	57.8%	63.5%	60.6%	72.3%	M	M	M
2026	M	75.5%	72.0%	62.3%	65.1%	54.5%	59.7%	59.9%	63.9%	M	M	M