Idaho Falls September 26 Weather Records

Daily averages and all-time records for weather in Idaho Falls, Idaho for the date of September 26.
September 26 All-Time Records
1948–2024
Highest temperature 87 °F 2010
Lowest temperature 26 °F 1970
Lowest daily high 47 °F 1986
Highest daily low 51 °F 2015
Most precipitation 0.63 inches 1982
September 26 Average Weather
1991–2020 1
Average high 69.9 °F
Average low 37.5 °F
Chance precipitation 20.7%
Idaho Falls September 26 Weather by Year
Year High (°F) Low (°F) Precip. (inches) Snow (inches)
2023 79 40 0.00 n/a
2022 82 42 0.00 n/a
2021 83 39 0.00 n/a
2020 66 46 0.00 n/a
2019 73 42 0.00 n/a
2018 67 27 0.00 n/a
2017 63 36 0.00 n/a
2016 73 36 0.00 n/a
2015 86 51 0.00 n/a
2014 77 51 0.31 n/a
2013 n/a n/a n/a n/a
2012 75 41 0.00 n/a
2011 77 44 0.00 n/a
2010 87 36 0.00 n/a
2009 83 41 0.00 n/a
2008 77 36 0.00 n/a
2007 67 34 0.00 n/a
2006 69 31 0.00 n/a
2005 68 30 0.00 n/a
2004 77 37 0.00 n/a
2003 80 37 0.00 n/a
2002 69 30 0.00 n/a
2001 76 46 0.00 n/a
2000 70 28 0.00 n/a
1999 53 33 0.00 n/a
1998 63 43 0.11 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 72 33 0.00 0.0
1992 66 30 0.00 0.0
1991 84 37 0.00 0.0
1990 78 47 0.00 0.0
1989 81 47 0.00 0.0
1988 76 36 0.00 0.0
1987 66 39 0.00 0.0
1986 47 35 0.11 0.0
1985 71 28 0.00 0.0
1984 65 38 0.00 0.0
1983 80 42 0.00 0.0
1982 58 49 0.63 0.0
1981 53 30 0.00 0.0
1980 79 33 0.00 0.0
1979 64 44 0.03 0.0
1978 80 38 0.00 0.0
1977 69 36 0.00 0.0
1976 70 40 0.00 0.0
1975 70 40 0.00 0.0
1974 77 40 0.00 0.0
1973 57 32 0.00 0.0
1972 54 30 0.02 0.0
1971 60 35 0.00 0.0
1970 64 26 0.00 0.0
1969 82 38 0.00 0.0
1968 74 36 0.00 0.0
1967 76 44 0.00 0.0
1966 62 45 0.00 0.0
1965 72 31 0.00 0.0
1964 58 33 0.00 0.0
1963 87 39 0.00 0.0
1962 82 37 0.00 0.0
1961 63 35 0.00 0.0
1960 80 41 0.00 0.0
1959 57 41 0.12 0.0
1958 67 34 0.00 0.0
1957 80 38 0.00 0.0
1956 82 40 0.00 0.0
1955 63 41 0.00 0.0
1954 78 38 0.00 0.0
1953 75 37 0.00 0.0
1952 85 41 0.00 0.0
1951 65 37 0.00 0.0
1950 64 42 0.00 0.0
1949 80 44 0.00 0.0
1948 60 38 0.08 0.0
What's the all-time high for Idaho Falls on 9/26?
For the date of Sep 26, the highest temperature ever reached in Idaho Falls history is 87 °F which has happened 2 times, most recently in 2010.
Highest Temperatures in Idaho Falls on September 26
Rank Temperature Year
1 87 °F 1963
1 87 °F 2010
3 86 °F 2015
4 85 °F 1952
5 84 °F 1991
6 83 °F 2021
6 83 °F 2009
8 82 °F 1962
8 82 °F 2022
8 82 °F 1969
8 82 °F 1956
What's the all-time low for Idaho Falls on 9/26?
For the date of Sep 26, the lowest temperature ever reached in Idaho Falls history is 26 °F which happened in 1970.
Lowest Temperatures in Idaho Falls on September 26
Rank Temperature Year
1 26 °F 1970
2 27 °F 2018
3 28 °F 1985
3 28 °F 2000
5 30 °F 1972
5 30 °F 1992
5 30 °F 1981
5 30 °F 2005
5 30 °F 2002
10 31 °F 2006
10 31 °F 1965
Lowest High Temperatures in Idaho Falls on September 26
Rank Temperature Year
1 47 °F 1986
2 53 °F 1981
2 53 °F 1999
4 54 °F 1972
5 57 °F 1973
5 57 °F 1959
7 58 °F 1982
7 58 °F 1964
9 60 °F 1948
9 60 °F 1971
What's the most it has ever rained in Idaho Falls on 9/26?
For the date of Sep 26, the most precipitation ever recorded in Idaho Falls history is 0.63 inches which happened in 1982.
All-Time Most Precipitation in Idaho Falls on September 26
Rank Precipitation Year
1 0.63 inches 1982
2 0.31 inches 2014
3 0.12 inches 1959
4 0.11 inches 1998
4 0.11 inches 1986
6 0.08 inches 1948
7 0.03 inches 1979
8 0.02 inches 1972
Weather Station Details
Years Station Coordinates
1948–2024 Idaho Falls Fanning Field location