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Summit October Weather

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

Typical Summit October Weather 1991–2020
Average daily high	56.9 °F
Average daily low	34.3 °F
Average monthly precipitation	2.5 inches
Average monthly snow	2.2 inches
Daily chance of precipitation	25.2%
Daily chance of snow	2.7%

Summit October Weather Records 1956–2024
Highest temperature	90 °F	October 1, 2023
Lowest temperature	4 °F	October 26, 2020
Highest daily low	67 °F	October 2, 2023
Lowest daily high	19 °F	October 30, 1991
Hottest average high temperature	67.4 °F	1956
Coldest average high temperature	46.1 °F	2009
Most daily precipitation	2.2 inches	October 13, 2023
Most monthly precipitation	6.9 inches	2013
Most daily snow	7.0 inches	October 20, 2020
Most monthly snow	14.0 inches	1995

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

Day	Average (°F)		Record (°F)
Day	High	Low	High	Low
October 1	65.3	40.9	90	20
October 2	64.7	40.4	87	20
October 3	64.1	39.9	85	18
October 4	63.6	39.4	85	21
October 5	63.1	39.0	88	22
October 6	62.7	38.6	88	17
October 7	62.3	38.2	86	16
October 8	61.9	37.8	88	14
October 9	61.4	37.4	87	17
October 10	60.8	36.9	82	16
October 11	60.2	36.5	87	14
October 12	59.6	36.0	84	17
October 13	59.0	35.7	83	14
October 14	58.4	35.3	82	14
October 15	57.7	34.8	88	18
October 16	56.9	34.4	82	18
October 17	56.2	33.9	78	12
October 18	55.7	33.5	78	11
October 19	55.3	33.1	85	11
October 20	54.8	32.6	82	12
October 21	54.3	32.1	78	16
October 22	53.6	31.8	74	13
October 23	53.0	31.3	76	18
October 24	52.4	30.8	78	7
October 25	51.8	30.5	78	10
October 26	51.1	29.9	75	4
October 27	50.4	29.4	79	6
October 28	49.8	28.9	68	10
October 29	49.2	28.5	70	10
October 30	48.8	28.2	77	5
October 31	48.3	27.9	76	7

Weather Station Details

Years	Station	Coordinates
1956–2024	Summit 1 W	location