Idaho Falls September 28 Weather Records

Daily averages and all-time records for weather in Idaho Falls, Idaho for the date of September 28.
September 28 All-Time Records
1948–2024
Highest temperature 87 °F 2010
Lowest temperature 18 °F 1999
Lowest daily high 47 °F 1985
Highest daily low 49 °F 1991
Most precipitation 0.88 inches 2014
September 28 Average Weather
1991–2020 1
Average high 68.8 °F
Average low 36.8 °F
Chance precipitation 21.0%
Idaho Falls September 28 Weather by Year
Year High (°F) Low (°F) Precip. (inches) Snow (inches)
2023 66 40 0.00 n/a
2022 86 42 0.00 n/a
2021 60 39 0.00 n/a
2020 65 30 0.00 n/a
2019 52 45 0.52 n/a
2018 78 34 0.00 n/a
2017 69 35 0.00 n/a
2016 81 41 0.00 n/a
2015 77 40 0.00 n/a
2014 63 42 0.88 n/a
2013 n/a n/a n/a n/a
2012 78 39 0.00 n/a
2011 79 43 0.00 n/a
2010 87 39 0.00 n/a
2009 84 35 0.00 n/a
2008 78 39 0.00 n/a
2007 73 35 0.00 n/a
2006 74 34 0.00 n/a
2005 66 34 0.00 n/a
2004 79 39 0.00 n/a
2003 82 38 0.00 n/a
2002 65 34 0.00 n/a
2001 78 45 0.00 n/a
2000 81 33 0.00 n/a
1999 53 18 0.00 n/a
1998 76 38 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 78 35 0.00 0.0
1992 78 31 0.00 0.0
1991 73 49 0.01 0.0
1990 79 43 0.00 0.0
1989 81 47 0.02 0.0
1988 61 29 0.00 0.0
1987 69 28 0.00 0.0
1986 49 31 0.00 0.0
1985 47 21 0.00 0.0
1984 59 30 0.00 0.0
1983 62 45 0.00 0.0
1982 47 40 0.06 0.0
1981 69 45 0.00 0.0
1980 75 40 0.00 0.0
1979 75 33 0.00 0.0
1978 73 44 0.00 0.0
1977 81 46 0.00 0.0
1976 73 34 0.00 0.0
1975 75 30 0.00 0.0
1974 69 34 0.00 0.0
1973 72 36 0.00 0.0
1972 54 33 0.00 0.0
1971 56 30 0.00 0.0
1970 79 34 0.00 0.0
1969 82 47 0.00 0.0
1968 71 39 0.00 0.0
1967 81 40 0.00 0.0
1966 71 42 0.00 0.0
1965 48 38 0.79 0.0
1964 70 29 0.00 0.0
1963 85 41 0.00 0.0
1962 72 43 0.07 0.0
1961 62 33 0.00 0.0
1960 79 43 0.00 0.0
1959 53 31 0.00 0.0
1958 73 37 0.00 0.0
1957 83 49 0.00 0.0
1956 54 40 0.02 0.0
1955 64 37 0.00 0.0
1954 60 39 0.00 0.0
1953 71 46 0.00 0.0
1952 74 45 0.00 0.0
1951 77 36 0.00 0.0
1950 56 27 0.00 0.0
1949 76 42 0.01 0.0
1948 73 31 0.00 0.0
What's the all-time high for Idaho Falls on 9/28?
For the date of Sep 28, the highest temperature ever reached in Idaho Falls history is 87 °F which happened in 2010.
Highest Temperatures in Idaho Falls on September 28
Rank Temperature Year
1 87 °F 2010
2 86 °F 2022
3 85 °F 1963
4 84 °F 2009
5 83 °F 1957
6 82 °F 1969
6 82 °F 2003
8 81 °F 2016
8 81 °F 2000
8 81 °F 1967
8 81 °F 1977
8 81 °F 1989
What's the all-time low for Idaho Falls on 9/28?
For the date of Sep 28, the lowest temperature ever reached in Idaho Falls history is 18 °F which happened in 1999.
Lowest Temperatures in Idaho Falls on September 28
Rank Temperature Year
1 18 °F 1999
2 21 °F 1985
3 27 °F 1950
4 28 °F 1987
5 29 °F 1964
5 29 °F 1988
7 30 °F 1984
7 30 °F 1971
7 30 °F 1975
7 30 °F 2020
Lowest High Temperatures in Idaho Falls on September 28
Rank Temperature Year
1 47 °F 1985
1 47 °F 1982
3 48 °F 1965
4 49 °F 1986
5 52 °F 2019
6 53 °F 1959
6 53 °F 1999
8 54 °F 1956
8 54 °F 1972
10 56 °F 1971
10 56 °F 1950
What's the most it has ever rained in Idaho Falls on 9/28?
For the date of Sep 28, the most precipitation ever recorded in Idaho Falls history is 0.88 inches which happened in 2014.
All-Time Most Precipitation in Idaho Falls on September 28
Rank Precipitation Year
1 0.88 inches 2014
2 0.79 inches 1965
3 0.52 inches 2019
4 0.07 inches 1962
5 0.06 inches 1982
6 0.02 inches 1989
6 0.02 inches 1956
8 0.01 inches 1991
8 0.01 inches 1949
Weather Station Details
Years Station Coordinates
1948–2024 Idaho Falls Fanning Field location