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
2017	M	M	M	M	M	M	M	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

Average Wind Speed [MPH]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2017	M	M	M	M	M	M	M	M	M	M	M	6.2
2018	8.4	6.9	9.9	8.3	6.5	7.9	6.5	6.0	8.2	6.7	6.4	6.7
2019	6.2	5.3	7.5	9.4	7.8	7.9	7.4	6.3	7.5	6.4	8.6	6.4
2020	8.3	8.6	8.5	9.5	9.0	7.9	8.6	6.2	8.4	6.6	7.9	6.7
2021	7.5	8.4	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

Average Daily High Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2017	M	M	M	M	M	M	M	M	M	M	M	36.50
2018	35.44	31.10	34.25	51.04	68.19	69.80	77.86	66.90	61.52	53.44	42.23	36.45
2019	34.13	42.62	44.77	52.40	56.93	62.86	69.02	68.00	59.16	49.10	37.06	40.66
2020	42.72	41.09	45.60	49.55	57.50	69.97	66.12	69.44	62.29	51.88	48.11	41.11
2021	29.21	29.67	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

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2017	M	M	M	M	M	M	M	M	M	M	M	30.35
2018	31.02	22.10	25.70	38.82	56.06	59.90	66.51	55.63	50.72	42.39	37.40	32.42
2019	28.07	33.08	35.26	42.68	48.92	55.53	60.96	59.33	50.08	40.85	33.89	34.36
2020	37.65	32.63	37.80	44.15	50.20	63.54	57.98	61.16	53.37	43.37	42.46	37.51
2021	23.45	22.79	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

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

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2017	M	M	M	M	M	M	M	M	M	M	M	33.43
2018	33.23	26.60	29.98	44.93	62.13	64.85	72.19	61.27	56.12	47.91	39.81	34.44
2019	31.10	37.85	40.01	47.54	52.92	59.19	64.99	63.66	54.62	44.97	35.47	37.51
2020	40.18	36.86	41.70	46.85	53.85	66.76	62.05	65.30	57.83	47.63	45.29	39.31
2021	26.33	26.23	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

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
2017	M	M	M	M	M	M	M	M	M	M	M	90.5%
2018	88.8%	85.4%	72.7%	73.8%	62.4%	60.2%	62.0%	78.7%	80.8%	81.3%	94.0%	86.3%
2019	77.3%	82.8%	76.0%	60.3%	63.1%	83.2%	72.3%	82.4%	82.1%	91.0%	90.5%	92.5%
2020	87.8%	82.0%	80.1%	63.7%	45.8%	64.9%	68.8%	74.0%	77.5%	87.3%	86.8%	95.5%
2021	83.4%	80.0%	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