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Summit July Weather

Averages and records for weather in Summit, South Dakota in the month of July.

Typical Summit July Weather 1991–2020
Average daily high	81.4 °F
Average daily low	58.0 °F
Average monthly precipitation	4.1 inches
Average monthly snow	none
Daily chance of precipitation	29.4%
Daily chance of snow	0%

Summit July Weather Records 1956–2024
Highest temperature	103 °F	July 10, 1966
Lowest temperature	38 °F	July 30, 1971
Highest daily low	78 °F	July 16, 2012
Lowest daily high	57 °F	July 3, 1997
Hottest average high temperature	90.2 °F	2012
Coldest average high temperature	71.7 °F	1992
Most daily precipitation	3.7 inches	July 13, 1982
Most monthly precipitation	9.3 inches	1993
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	79.8	56.8	95	39
July 2	80.1	56.9	93	44
July 3	80.3	57.1	97	38
July 4	80.5	57.3	101	39
July 5	80.7	57.5	99	43
July 6	80.8	57.7	98	40
July 7	81.0	57.8	101	39
July 8	81.1	57.9	99	45
July 9	81.1	57.9	100	42
July 10	81.2	58.0	103	43
July 11	81.3	58.1	96	41
July 12	81.3	58.1	95	43
July 13	81.4	58.1	95	43
July 14	81.4	58.2	94	42
July 15	81.4	58.1	98	41
July 16	81.5	58.2	99	39
July 17	81.6	58.2	97	44
July 18	81.7	58.3	96	44
July 19	81.7	58.2	100	41
July 20	81.7	58.2	96	43
July 21	81.6	58.2	96	42
July 22	81.5	58.1	96	45
July 23	81.5	58.1	98	44
July 24	81.5	58.1	96	44
July 25	81.5	58.2	100	46
July 26	81.5	58.1	100	39
July 27	81.4	58.0	99	44
July 28	81.4	57.9	102	39
July 29	81.3	57.9	98	44
July 30	81.1	57.8	100	38
July 31	81.0	57.6	101	46

Weather Station Details

Years	Station	Coordinates
1956–2024	Summit 1 W	location