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Rock Springs January Weather

Averages and records for weather in Rock Springs, Wyoming in the month of January.

Typical Rock Springs January Weather 1991–2020
Average daily high	30.0 °F
Average daily low	13.1 °F
Average monthly precipitation	0.4 inches
Daily chance of precipitation	17.2%

Rock Springs January Weather Records 1898–2024
Highest temperature	59 °F	January 3, 1902
Lowest temperature	-37 °F	January 12, 1963
Highest daily low	37 °F	January 31, 2003
Lowest daily high	-19 °F	January 11, 1963
Hottest average high temperature	41.1 °F	1902
Coldest average high temperature	14.5 °F	1949
Most daily precipitation	0.8 inches	January 17, 1996
Most monthly precipitation	1.5 inches	1978

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	28.6	12.1	50	-23
January 2	28.7	12.2	58	-26
January 3	28.8	12.2	59	-26
January 4	28.8	12.2	56	-24
January 5	29.0	12.4	51	-20
January 6	29.1	12.5	50	-25
January 7	29.3	12.6	55	-26
January 8	29.3	12.6	57	-24
January 9	29.4	12.7	54	-19
January 10	29.5	12.8	54	-25
January 11	29.7	12.9	49	-30
January 12	29.8	13.0	48	-37
January 13	29.8	13.0	49	-14
January 14	29.9	13.0	54	-18
January 15	30.0	13.1	53	-14
January 16	30.1	13.3	49	-14
January 17	30.1	13.3	48	-18
January 18	30.2	13.4	50	-21
January 19	30.3	13.4	52	-29
January 20	30.4	13.5	51	-12
January 21	30.6	13.6	48	-19
January 22	30.7	13.7	47	-28
January 23	30.7	13.7	53	-21
January 24	30.8	13.6	51	-19
January 25	30.9	13.7	52	-20
January 26	30.9	13.7	53	-23
January 27	31.1	13.8	52	-19
January 28	31.2	13.8	50	-16
January 29	31.2	13.9	50	-18
January 30	31.4	14.0	49	-19
January 31	31.6	14.2	53	-22

Weather Station Details

Years	Station	Coordinates
1948–2024	Rock Springs Airport	location
1898–1947	Rock Springs	location