Rexburg September 21 Weather Records

Daily averages and all-time records for weather in Rexburg, Idaho for the date of September 21.
September 21 All-Time Records
1946–2024
Highest temperature 85 °F 1979
Lowest temperature 22 °F 1983
Lowest daily high 50 °F 1988
Highest daily low 52 °F 2014
Most precipitation 0.83 inches 2023
September 21 Average Weather
1991–2020 1
Average high 70.9 °F
Average low 39.7 °F
Chance precipitation 23.5%
Rexburg September 21 Weather by Year
Year High (°F) Low (°F) Precip. (inches) Snow (inches)
2023 73 43 0.83 0.0
2022 83 48 0.00 0.0
2021 64 34 n/a 0.0
2020 77 40 0.00 0.0
2019 58 43 0.18 0.0
2018 74 34 0.00 0.0
2017 59 40 0.61 0.0
2016 72 42 0.53 n/a
2015 74 37 0.00 n/a
2014 78 52 0.29 n/a
2013 79 45 0.00 n/a
2012 77 41 0.00 n/a
2011 73 35 0.00 n/a
2010 67 37 0.00 0.0
2009 69 34 0.00 0.0
2008 n/a n/a n/a n/a
2007 72 44 0.04 0.0
2006 54 35 0.72 0.0
2005 58 45 0.50 0.0
2004 55 32 0.01 0.0
2003 72 30 0.00 0.0
2002 n/a n/a n/a n/a
2001 n/a n/a n/a n/a
2000 74 39 0.00 0.0
1999 77 n/a 0.00 0.0
1998 59 34 0.00 0.0
1997 n/a n/a n/a n/a
1996 63 39 0.00 0.0
1995 64 25 0.00 0.0
1994 81 39 0.00 0.0
1993 74 41 0.00 0.0
1992 74 40 0.00 0.0
1991 80 36 0.00 0.0
1990 72 34 0.00 0.0
1989 74 38 0.00 0.0
1988 50 32 0.09 0.0
1987 80 34 0.00 0.0
1986 51 29 0.00 0.0
1985 63 38 0.03 0.0
1984 50 45 0.44 0.0
1983 52 22 0.00 0.0
1982 78 40 0.00 0.0
1981 73 40 0.00 0.0
1980 65 38 0.00 0.0
1979 85 40 0.00 0.0
1978 55 26 0.00 0.0
1977 60 38 0.09 0.0
1976 n/a n/a n/a n/a
1975 n/a n/a n/a n/a
1974 n/a n/a n/a n/a
1973 n/a n/a n/a n/a
1972 n/a n/a n/a n/a
1971 n/a n/a n/a n/a
1970 n/a n/a n/a n/a
1969 n/a n/a n/a n/a
1968 n/a n/a n/a n/a
1967 n/a n/a n/a n/a
1966 n/a n/a n/a n/a
1965 n/a n/a n/a n/a
1964 n/a n/a n/a n/a
1963 n/a n/a n/a n/a
1962 n/a n/a n/a n/a
1961 n/a n/a n/a n/a
1960 n/a n/a n/a n/a
1959 n/a n/a n/a n/a
1958 n/a n/a n/a n/a
1957 n/a n/a n/a n/a
1956 n/a n/a n/a n/a
1955 n/a n/a n/a n/a
1954 n/a n/a n/a n/a
1953 n/a n/a n/a n/a
1952 n/a n/a n/a n/a
1951 n/a n/a n/a n/a
1950 n/a n/a n/a n/a
1949 n/a n/a n/a n/a
1948 n/a n/a n/a n/a
1947 n/a n/a n/a n/a
1946 n/a n/a n/a n/a
What's the all-time high for Rexburg on 9/21?
For the date of Sep 21, the highest temperature ever reached in Rexburg history is 85 °F which happened in 1979.
Highest Temperatures in Rexburg on September 21
Rank Temperature Year
1 85 °F 1979
2 83 °F 2022
3 81 °F 1994
4 80 °F 1987
4 80 °F 1991
6 79 °F 2013
7 78 °F 2014
7 78 °F 1982
9 77 °F 1999
9 77 °F 2020
9 77 °F 2012
What's the all-time low for Rexburg on 9/21?
For the date of Sep 21, the lowest temperature ever reached in Rexburg history is 22 °F which happened in 1983.
Lowest Temperatures in Rexburg on September 21
Rank Temperature Year
1 22 °F 1983
2 25 °F 1995
3 26 °F 1978
4 29 °F 1986
5 30 °F 2003
6 32 °F 1988
6 32 °F 2004
8 34 °F 2018
8 34 °F 2009
8 34 °F 1998
8 34 °F 2021
8 34 °F 1990
8 34 °F 1987
Lowest High Temperatures in Rexburg on September 21
Rank Temperature Year
1 50 °F 1984
1 50 °F 1988
3 51 °F 1986
4 52 °F 1983
5 54 °F 2006
6 55 °F 1978
6 55 °F 2004
8 58 °F 2019
8 58 °F 2005
10 59 °F 2017
10 59 °F 1998
What's the most it has ever rained in Rexburg on 9/21?
For the date of Sep 21, the most precipitation ever recorded in Rexburg history is 0.83 inches which happened in 2023.
All-Time Most Precipitation in Rexburg on September 21
Rank Precipitation Year
1 0.83 inches 2023
2 0.72 inches 2006
3 0.61 inches 2017
4 0.53 inches 2016
5 0.50 inches 2005
6 0.44 inches 1984
7 0.29 inches 2014
8 0.18 inches 2019
9 0.09 inches 1988
9 0.09 inches 1977
Weather Station Details
Years Station Coordinates
1977–2024 Rexburg BYU location
1946–1976 Rexburg location