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Des Moines July Weather

Averages and records for weather in Des Moines, Iowa in the month of July.

Typical Des Moines July Weather 1991–2020
Average daily high	85.9 °F
Average daily low	66.9 °F
Average monthly precipitation	3.8 inches
Average monthly snow	none
Daily chance of precipitation	30.5%
Daily chance of snow	0%

Des Moines July Weather Records 1893–2024
Highest temperature	112 °F	July 19, 1934
Lowest temperature	46 °F	July 15, 1930
Highest daily low	81 °F	July 12, 1966
Lowest daily high	64 °F	July 17, 1958
Hottest average high temperature	99.5 °F	1936
Coldest average high temperature	79.8 °F	1958
Most daily precipitation	3.5 inches	July 19, 2016
Most monthly precipitation	10.5 inches	1958
Most daily snow	none	-
Most monthly snow	none	-

Note: Daily averages are a moving average which includes 14 days before and after

Day	Average (°F)		Record (°F)
Day	High	Low	High	Low
July 1	84.7	65.6	103	49
July 2	84.8	65.8	103	48
July 3	85.0	65.9	104	48
July 4	85.2	66.1	106	48
July 5	85.3	66.3	105	48
July 6	85.4	66.4	103	51
July 7	85.5	66.5	100	50
July 8	85.6	66.6	98	54
July 9	85.7	66.7	103	54
July 10	85.8	66.8	104	48
July 11	85.9	66.9	103	50
July 12	85.9	66.9	106	51
July 13	85.9	67.0	107	50
July 14	85.9	67.0	106	49
July 15	85.9	67.0	108	46
July 16	85.9	67.0	102	47
July 17	86.0	67.0	104	50
July 18	86.1	67.0	107	54
July 19	86.1	67.0	112	52
July 20	86.2	67.1	110	54
July 21	86.1	67.0	109	51
July 22	85.9	66.9	109	51
July 23	85.8	66.9	105	47
July 24	85.8	66.8	108	47
July 25	85.8	66.8	111	46
July 26	85.9	66.8	107	53
July 27	85.8	66.7	108	48
July 28	85.7	66.7	104	49
July 29	85.5	66.6	102	51
July 30	85.4	66.5	103	47
July 31	85.3	66.4	105	49

Weather Station Details

Years	Station	Coordinates
1947–2024	Des Moines International Airport	location
1893–1946	Indianola 2W	location