IEM :: Monthly Summaries

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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 (USC00041277) 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	264.96	106.41	335.69	985.08	1296.64	817.95	777.59
2019	766.05	303.32	413.10	363.28	20.87	256.18	1258.69	1269.10	1215.29	1284.69	1001.93	306.11
2020	M	M	M	M	339.96	1099.82	1471.37	1240.69	1272.24	1329.71	907.55	1042.41
2021	140.03	105.29	461.07	1123.32	1199.66	944.85	1209.78	1021.47	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
NCEI Climatology	10.57	10.14	8.48	4.59	2.79	0.95	0.11	0.06	0.39	2.93	5.17	9.65

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
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
2018	M	M	M	M	M	63.72	67.36	65.89	66.06	54.27	50.03	39.89
2019	39.61	28.25	35.04	47.75	46.16	59.84	66.21	69.35	60.61	54.82	49.99	35.68
2020	M	M	M	M	60.96	63.27	72.50	72.50	70.01	64.40	46.46	42.79
2021	38.96	39.82	38.58	48.63	55.99	68.86	75.24	72.89	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
NCEI Climatology	44.99	45.73	48.70	54.10	62.60	73.00	80.50	79.79	73.70	63.50	52.00	44.00

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2018	M	M	M	M	M	48.06	60.33	54.30	49.42	37.84	35.82	25.19
2019	26.16	14.49	21.62	31.04	30.83	45.46	53.23	54.25	42.77	36.67	34.79	23.50
2020	M	M	M	M	41.53	42.58	55.03	56.70	53.87	47.36	15.83	19.83
2021	23.87	23.05	21.65	32.07	37.51	50.70	59.76	55.50	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
NCEI Climatology	30.40	30.12	31.80	34.90	41.70	49.00	55.70	54.89	50.60	42.51	34.40	29.69

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	55.89	63.85	60.09	57.74	46.05	42.93	32.54
2019	32.89	21.37	28.33	39.40	38.50	52.65	59.72	61.80	51.69	45.75	42.39	29.59
2020	M	M	M	M	51.24	52.93	63.76	64.60	61.94	55.88	31.14	31.31
2021	31.42	31.44	30.11	40.35	46.75	59.78	67.50	64.19	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
NCEI Climatology	37.70	37.92	40.25	44.50	52.15	61.00	68.10	67.34	62.15	53.00	43.20	36.85

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