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 (USC00230817) 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
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
NCEI Climatology	1.84	2.15	3.22	4.33	5.04	4.53	4.38	4.16	3.90	3.11	2.80	1.63

Average Wind Speed [MPH]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2017	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0
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
2017	47.45	57.93	58.75	69.72	75.53	84.28	89.20	82.57	83.94	69.93	56.51	43.14
2018	39.80	45.27	52.68	60.08	83.94	88.91	89.23	88.86	82.79	68.01	45.41	46.11
2019	33.64	39.74	51.10	69.04	74.54	83.44	87.41	85.59	86.51	63.24	52.26	48.55
2020	40.44	44.29	58.91	64.80	71.65	86.13	88.82	85.16	78.48	65.79	61.50	47.86
2021	41.17	31.43	60.54	66.35	72.41	87.16	86.88	88.87	85.67	70.56	58.40	56.83
2022	39.59	44.34	57.49	65.73	76.67	77.81	M	M	M	M	M	M
2023	M	M	M	M	M	M	M	M	M	M	M	M
NCEI Climatology	38.21	44.38	55.21	66.60	75.89	84.80	88.90	87.80	80.20	68.69	54.50	42.40

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2017	30.79	32.35	39.12	-89.06	-637.87	-637.87	-637.87	-637.87	-637.87	-637.87	-637.87	-616.35
2018	-617.48	-637.87	-159.91	-118.93	-62.70	68.45	66.39	67.34	60.19	46.16	27.74	27.53
2019	19.74	22.79	32.07	46.51	55.95	64.31	68.29	66.17	64.99	43.16	29.79	28.16
2020	26.11	24.44	39.58	42.25	53.24	65.57	69.46	63.00	55.81	42.33	37.55	24.64
2021	28.62	14.12	39.54	44.14	53.15	64.71	67.40	68.01	59.59	50.78	34.59	33.07
2022	17.10	19.41	33.88	42.70	57.40	60.67	M	M	M	M	M	M
2023	M	M	M	M	M	M	M	M	M	M	M	M
NCEI Climatology	21.00	25.26	34.40	44.70	55.70	65.59	69.60	67.10	58.21	45.90	35.20	25.90

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

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2017	39.12	45.14	48.93	-9.67	-281.17	-276.79	-274.34	-277.65	-276.97	-283.97	-290.68	-286.61
2018	-288.84	-296.30	-53.61	-29.43	10.62	78.68	77.81	78.10	71.49	57.08	36.58	36.82
2019	26.69	31.26	41.59	57.78	65.24	73.87	77.85	75.88	75.75	53.20	41.02	38.36
2020	33.27	34.36	49.24	53.52	62.44	75.85	79.14	74.08	67.15	54.06	49.52	36.25
2021	34.89	22.77	50.04	55.24	62.78	75.94	77.14	78.44	72.63	60.67	46.50	44.95
2022	28.34	31.88	45.69	54.21	67.03	69.24	M	M	M	M	M	M
2023	M	M	M	M	M	M	M	M	M	M	M	M
NCEI Climatology	29.60	34.82	44.80	55.65	65.80	75.19	79.25	77.45	69.20	57.30	44.85	34.15

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	78.7%	64.6%	62.9%	70.1%	80.3%	87.9%	81.6%	85.1%	77.1%	78.4%	82.8%	70.8%
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