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Interior January Weather

Averages and records for weather in Interior, South Dakota in the month of January.

Typical Interior January Weather 1991–2020
Average daily high	37.5 °F
Average daily low	15.3 °F
Average monthly precipitation	0.4 inches
Average monthly snow	5.5 inches
Daily chance of precipitation	14.3%
Daily chance of snow	10.8%

Interior January Weather Records 1949–2024
Highest temperature	71 °F	January 27, 2015
Lowest temperature	-28 °F	January 19, 1963
Highest daily low	48 °F	January 16, 1974
Lowest daily high	-10 °F	January 26, 1972
Hottest average high temperature	52.2 °F	2006
Coldest average high temperature	18.9 °F	1979
Most daily precipitation	0.8 inches	January 31, 1971
Most monthly precipitation	1.3 inches	1971
Most daily snow	8.0 inches	January 24, 2017
Most monthly snow	17.0 inches	2017

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

Day	Average (°F)		Record (°F)
Day	High	Low	High	Low
January 1	36.0	14.0	65	-21
January 2	35.9	13.9	69	-17
January 3	35.8	13.9	64	-24
January 4	35.8	13.7	60	-20
January 5	35.8	13.7	71	-23
January 6	35.9	13.8	65	-24
January 7	36.1	14.0	62	-24
January 8	36.2	14.1	65	-22
January 9	36.3	14.2	61	-26
January 10	36.3	14.2	64	-22
January 11	36.4	14.2	65	-22
January 12	36.4	14.2	69	-21
January 13	36.6	14.3	65	-22
January 14	36.8	14.4	66	-20
January 15	37.0	14.7	64	-15
January 16	37.2	14.8	64	-20
January 17	37.4	15.1	64	-9
January 18	37.5	15.2	58	-14
January 19	37.7	15.3	59	-28
January 20	37.9	15.4	61	-19
January 21	38.0	15.5	63	-24
January 22	38.2	15.7	60	-16
January 23	38.4	15.7	65	-15
January 24	38.4	15.8	64	-15
January 25	38.4	15.8	65	-24
January 26	38.4	15.8	65	-26
January 27	38.5	15.9	71	-22
January 28	38.5	15.9	68	-18
January 29	38.6	15.9	60	-16
January 30	38.8	16.1	64	-14
January 31	39.0	16.3	67	-21

Weather Station Details

Years	Station	Coordinates
1949–2024	Interior 3 Ne	location