Rexburg Weather Records

Rexburg, Idaho weather averages and records from 1950–2022 based on data made available by the NOAA.
All-Time Recorded High
The highest temperature ever recorded in Rexburg, Idaho was 102 °F which occurred on July 23, 2007.
Highest Temperatures: All-Time By Year
All-Time Recorded Low
The lowest temperature ever recorded in Rexburg, Idaho was -36 °F which occurred on February 1, 1985.
Lowest Temperatures: All-Time By Year
Rexburg Weather by Month
Averages based on the years 1991–2020
Month Average (°F) Record (°F) Average (inches)
High ☀️ Low 🌙 High ☀️ Low 🌙 Precipitation 💧
January 29.4 12.1 52 -32 1.1
February 34.2 15.6 60 -36 0.8
March 46.1 24.8 73 -12 0.9
April 56.4 31.2 84 10 1.1
May 65.9 39.5 91 15 1.7
June 74.9 45.6 102 28 1.4
July 84.2 50.3 102 32 0.6
August 84.0 48.6 99 27 0.7
September 73.9 41.3 96 14 1.0
October 58.7 32.0 87 -3 1.2
November 42.0 22.1 71 -13 0.8
December 30.3 13.7 61 -31 1.1
Entire year 56.8 32.0 102 -36 12.6
More Rexburg Weather Records
1950–2022
Highest daily low 67 °F July 6, 1981
Lowest daily high -9 °F December 23, 1990
Greatest daily range
(Difference of high and low)
65 °F September 30, 1992
Difference in high temperature
over two conscutive days
35 °F Nov 24–25, 1998
Most daily precipitation 1.8 inches July 23, 1979
Most monthly precipitation 4.9 inches January 1998
Most yearly precipitation 20.7 inches 1983
Earliest freeze August 24 1992
Latest freeze June 30 1969
Most days in a year ≥ 80 °F 97 1988
Most days in a year ≥ 90 °F 46 2022
Most days in a year ≥ 100 °F 1 2007
Rexburg Weather Streaks
Most consecutive days...
With precipitation 14 days Mar 22 – Apr 4, 2005
Without precipitation 58 days Aug 31 – Oct 27, 1999
Freezing temperatures
High temperature ≤ 32 °F
64 days Dec 6, 1978 – Feb 7, 1979
High temperature ≥ 80 °F 55 days Jun 26 – Aug 19, 2007
High temperature ≥ 90 °F 13 days Jul 20 – Aug 1, 1989
Rexburg Weather by Year
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Weather Station Details
Years Station Coordinates
1977–2022 Rexburg BYU location
1950–1976 Rexburg location