Idaho Falls August 31 Weather Records

Daily averages and all-time records for weather in Idaho Falls, Idaho for the date of August 31.
August 31 All-Time Records
1948–2024
Highest temperature 97 °F 2022
Lowest temperature 30 °F 1965
Lowest daily high 56 °F 2020
Highest daily low 61 °F 1985
Most precipitation 0.90 inches 1963
August 31 Average Weather
1991–2020 1
Average high 81.0 °F
Average low 44.4 °F
Chance precipitation 15.2%
Idaho Falls August 31 Weather by Year
Year High (°F) Low (°F) Precip. (inches) Snow (inches)
2023 83 45 0.00 n/a
2022 97 50 0.00 n/a
2021 82 45 0.00 n/a
2020 56 40 0.13 n/a
2019 87 45 0.00 n/a
2018 80 42 0.00 n/a
2017 82 58 0.00 n/a
2016 94 47 0.00 n/a
2015 80 46 0.00 n/a
2014 69 50 0.10 n/a
2013 n/a n/a n/a n/a
2012 86 50 0.25 n/a
2011 85 54 0.00 n/a
2010 68 42 0.00 n/a
2009 79 48 0.05 n/a
2008 81 54 0.27 n/a
2007 83 56 0.00 n/a
2006 69 31 0.00 n/a
2005 73 33 0.00 n/a
2004 85 41 0.00 n/a
2003 82 43 0.01 n/a
2002 83 47 0.00 n/a
2001 86 50 0.00 n/a
2000 73 42 0.12 n/a
1999 62 40 0.00 n/a
1998 92 48 0.00 n/a
1997 n/a n/a n/a n/a
1996 n/a n/a n/a n/a
1995 n/a n/a n/a n/a
1994 n/a n/a n/a n/a
1993 80 32 0.00 0.0
1992 63 52 0.03 0.0
1991 94 49 0.00 0.0
1990 81 45 0.00 0.0
1989 73 46 0.00 0.0
1988 84 48 0.00 0.0
1987 89 44 0.00 0.0
1986 70 48 0.00 0.0
1985 78 61 0.00 0.0
1984 68 51 0.15 0.0
1983 92 51 0.00 0.0
1982 76 53 0.01 0.0
1981 74 38 0.00 0.0
1980 67 42 0.00 0.0
1979 72 46 0.00 0.0
1978 80 55 0.00 0.0
1977 69 33 0.00 0.0
1976 84 47 0.00 0.0
1975 75 45 0.00 0.0
1974 84 46 0.00 0.0
1973 70 49 0.05 0.0
1972 79 49 0.06 0.0
1971 80 56 0.02 0.0
1970 89 55 0.27 0.0
1969 86 36 0.00 0.0
1968 82 42 0.00 0.0
1967 86 48 0.00 0.0
1966 74 49 0.00 0.0
1965 73 30 0.00 0.0
1964 82 45 0.00 0.0
1963 70 58 0.90 0.0
1962 75 34 0.00 0.0
1961 82 50 0.00 0.0
1960 85 51 0.03 0.0
1959 80 48 0.00 0.0
1958 80 47 0.00 0.0
1957 71 46 0.10 0.0
1956 75 35 0.00 0.0
1955 93 45 0.00 0.0
1954 82 56 0.00 0.0
1953 86 47 0.00 0.0
1952 71 44 0.00 0.0
1951 70 39 0.00 0.0
1950 93 51 0.00 0.0
1949 84 52 0.00 0.0
1948 84 51 0.00 0.0
What's the all-time high for Idaho Falls on 8/31?
For the date of Aug 31, the highest temperature ever reached in Idaho Falls history is 97 °F which happened in 2022.
Highest Temperatures in Idaho Falls on August 31
Rank Temperature Year
1 97 °F 2022
2 94 °F 1991
2 94 °F 2016
4 93 °F 1955
4 93 °F 1950
6 92 °F 1983
6 92 °F 1998
8 89 °F 1987
8 89 °F 1970
10 87 °F 2019
What's the all-time low for Idaho Falls on 8/31?
For the date of Aug 31, the lowest temperature ever reached in Idaho Falls history is 30 °F which happened in 1965.
Lowest Temperatures in Idaho Falls on August 31
Rank Temperature Year
1 30 °F 1965
2 31 °F 2006
3 32 °F 1993
4 33 °F 2005
4 33 °F 1977
6 34 °F 1962
7 35 °F 1956
8 36 °F 1969
9 38 °F 1981
10 39 °F 1951
Lowest High Temperatures in Idaho Falls on August 31
Rank Temperature Year
1 56 °F 2020
2 62 °F 1999
3 63 °F 1992
4 67 °F 1980
5 68 °F 1984
5 68 °F 2010
7 69 °F 2006
7 69 °F 1977
7 69 °F 2014
10 70 °F 1973
10 70 °F 1951
10 70 °F 1963
10 70 °F 1986
What's the most it has ever rained in Idaho Falls on 8/31?
For the date of Aug 31, the most precipitation ever recorded in Idaho Falls history is 0.90 inches which happened in 1963.
All-Time Most Precipitation in Idaho Falls on August 31
Rank Precipitation Year
1 0.90 inches 1963
2 0.27 inches 2008
2 0.27 inches 1970
4 0.25 inches 2012
5 0.15 inches 1984
6 0.13 inches 2020
7 0.12 inches 2000
8 0.10 inches 2014
8 0.10 inches 1957
10 0.06 inches 1972
Weather Station Details
Years Station Coordinates
1948–2024 Idaho Falls Fanning Field location