Rexburg January Weather

Averages and records for weather in Rexburg, Idaho in the month of January.
Typical Rexburg January Weather
1991–2020
Average daily high 29.4 °F
Average daily low 12.1 °F
Average monthly precipitation 1.1 inches
Daily chance of precipitation 34.3%
Rexburg January Weather Records
1946–2024
Highest temperature 52 °F January 1, 1981
Lowest temperature -32 °F January 18, 1984
Highest daily low 37 °F January 30, 2003
Lowest daily high -7 °F January 1, 1979
Hottest average high temperature 37.8 °F 1981
Coldest average high temperature 17.4 °F 1979
Most daily precipitation 0.9 inches January 22, 1984
Most monthly precipitation 4.9 inches 1998
Note: Daily averages are a moving average which includes 14 days before and after
Day Average (°F) Record (°F)
High Low High Low
January 1 28.4 12.0 52 -31
January 2 28.5 12.0 49 -25
January 3 28.5 12.0 48 -11
January 4 28.5 12.0 41 -11
January 5 28.6 12.0 42 -23
January 6 28.7 12.0 42 -18
January 7 28.8 12.1 44 -21
January 8 28.7 12.0 41 -20
January 9 28.8 12.1 44 -10
January 10 28.9 12.1 48 -10
January 11 29.1 12.2 45 -7
January 12 29.2 12.3 41 -16
January 13 29.2 12.3 44 -20
January 14 29.2 12.3 47 -15
January 15 29.3 12.4 45 -15
January 16 29.5 12.4 45 -22
January 17 29.7 12.6 43 -15
January 18 29.8 12.7 42 -32
January 19 29.8 12.7 43 -19
January 20 29.9 12.7 43 -23
January 21 30.0 12.8 44 -17
January 22 30.1 12.9 43 -19
January 23 30.2 12.8 48 -12
January 24 30.3 12.8 44 -11
January 25 30.4 12.8 42 -19
January 26 30.5 12.8 44 -16
January 27 30.6 12.8 47 -13
January 28 30.7 12.8 41 -19
January 29 30.9 12.9 45 -19
January 30 31.0 13.0 47 -24
January 31 31.1 13.1 48 -30
Weather Station Details
Years Station Coordinates
1977–2024 Rexburg BYU location
1946–1976 Rexburg location