Average Temperature in Idaho Falls by Year

This page contains a list of the average yearly high and low temperatures in Idaho Falls, Idaho for each year between 1949 and 2023. It is based on NOAA data.
Change:
Month:
What Was the Hottest Year Ever in Idaho Falls?
2012 was the warmest year in the history of Idaho Falls, Idaho. The average daily high temperature was 61.5 °F, and the average low was 34.3 °F.
What Was the Coldest Year Ever in Idaho Falls?
1964 was the coolest year in the history of Idaho Falls, Idaho. The average daily high temperature was 52.5 °F, and the average low was 26.6 °F.
* click column headers to sort
Year Rank High (°F) Low (°F)
2023 30 57.1 31.7
2022 45 57.4 30.1
2021 8 59.5 32.8
2020 43 57.7 29.9
2019 56 55.9 30.1
2018 13 58.5 32.7
2017 26 57.5 31.9
2016 16 58.9 31.8
2015 2 60.7 33.9
2014 3 60.2 33.3
2012 1 61.5 34.3
2011 47 56.5 30.4
2010 41 57.0 30.7
2009 50 56.3 30.3
2008 60 56.5 29.0
2007 20 59.0 30.9
2006 29 57.7 31.2
2005 54 56.5 30.0
2004 40 56.7 31.1
2003 6 60.1 32.5
2002 65 55.6 28.4
2001 39 58.4 29.7
2000 35 58.0 30.6
1999 32 58.2 30.5
1998 17 58.0 32.5
1993 68 54.0 28.7
1992 7 60.4 32.1
1991 24 57.7 31.8
1990 11 59.5 32.0
1989 51 56.8 29.7
1988 14 59.6 31.5
1987 10 60.1 31.5
1986 18 58.2 32.3
1985 69 52.7 27.5
1984 67 52.8 30.5
1983 27 55.8 33.4
1982 64 53.7 30.4
1981 12 58.2 33.2
1980 25 56.9 32.6
1979 62 55.6 29.0
1978 59 55.5 30.0
1977 49 56.6 30.2
1976 61 56.2 29.0
1975 66 53.7 29.7
1974 38 57.0 31.2
1973 58 54.9 30.7
1972 44 56.1 31.5
1971 55 55.0 31.4
1970 21 57.3 32.6
1969 15 58.1 32.6
1968 48 55.7 31.1
1967 22 57.7 32.0
1966 23 58.7 30.9
1965 42 56.3 31.2
1964 70 52.5 26.6
1963 31 57.2 31.7
1962 33 57.5 31.2
1961 28 57.5 31.7
1960 52 56.8 29.7
1959 19 58.3 32.0
1958 5 59.6 33.5
1957 36 57.2 31.2
1956 37 57.5 30.7
1955 63 55.4 29.2
1954 9 59.8 31.9
1953 4 59.8 33.4
1952 57 56.7 29.3
1951 53 56.0 30.5
1950 34 57.1 31.5
1949 46 57.5 30.0
Weather Station Details
Years Station Coordinates
1948–2024 Idaho Falls Fanning Field location