Idaho Falls June 21 Weather Records

Daily averages and all-time records for weather in Idaho Falls, Idaho for the date of June 21.
June 21 All-Time Records
1948–2024
Highest temperature 94 °F 1988
Lowest temperature 32 °F 2019
Lowest daily high 59 °F 1964
Highest daily low 58 °F 1966
Most precipitation 0.84 inches 1962
June 21 Average Weather
1991–2020 1
Average high 78.5 °F
Average low 45.7 °F
Chance precipitation 19.1%
Idaho Falls June 21 Weather by Year
Year High (°F) Low (°F) Precip. (inches) Snow (inches)
2023 69 36 0.00 n/a
2022 76 37 0.00 n/a
2021 86 47 0.00 n/a
2020 77 52 0.02 n/a
2019 62 32 0.00 n/a
2018 80 48 0.00 n/a
2017 85 51 0.00 n/a
2016 85 53 0.00 n/a
2015 89 45 0.00 n/a
2014 85 44 0.00 n/a
2013 n/a n/a n/a n/a
2012 87 38 0.00 n/a
2011 79 41 0.00 n/a
2010 72 48 0.00 n/a
2009 67 50 0.21 n/a
2008 91 44 0.00 n/a
2007 90 48 0.00 n/a
2006 76 42 0.00 n/a
2005 83 50 0.00 n/a
2004 74 40 0.00 n/a
2003 66 44 0.00 n/a
2002 91 45 0.00 n/a
2001 87 42 0.00 n/a
2000 82 38 0.00 n/a
1999 81 48 0.00 n/a
1998 78 39 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 81 54 0.20 0.0
1992 89 48 0.00 0.0
1991 79 49 0.00 0.0
1990 80 46 0.00 0.0
1989 64 33 0.00 0.0
1988 94 56 0.00 0.0
1987 84 48 0.00 0.0
1986 75 45 0.00 0.0
1985 78 46 0.00 0.0
1984 67 48 0.00 0.0
1983 64 46 0.25 0.0
1982 86 48 0.00 0.0
1981 74 50 0.00 0.0
1980 86 49 0.00 0.0
1979 69 46 0.07 0.0
1978 84 45 0.00 0.0
1977 75 50 0.00 0.0
1976 85 44 0.00 0.0
1975 68 49 0.06 0.0
1974 79 45 0.00 0.0
1973 86 44 0.00 0.0
1972 75 50 0.00 0.0
1971 92 40 0.00 0.0
1970 91 50 0.00 0.0
1969 75 52 0.20 0.0
1968 84 48 0.00 0.0
1967 69 53 0.06 0.0
1966 86 58 0.02 0.0
1965 81 48 0.00 0.0
1964 59 37 0.05 0.0
1963 64 48 0.00 0.0
1962 80 46 0.84 0.0
1961 94 51 0.00 0.0
1960 70 35 0.00 0.0
1959 91 55 0.00 0.0
1958 83 53 0.00 0.0
1957 63 45 0.03 0.0
1956 66 44 0.00 0.0
1955 92 48 0.00 0.0
1954 81 50 0.00 0.0
1953 76 40 0.00 0.0
1952 61 47 0.16 0.0
1951 72 44 0.00 0.0
1950 78 48 0.00 0.0
1949 83 40 0.00 0.0
What's the all-time high for Idaho Falls on 6/21?
For the date of Jun 21, the highest temperature ever reached in Idaho Falls history is 94 °F which has happened 2 times, most recently in 1988.
Highest Temperatures in Idaho Falls on June 21
Rank Temperature Year
1 94 °F 1988
1 94 °F 1961
3 92 °F 1971
3 92 °F 1955
5 91 °F 2008
5 91 °F 1959
5 91 °F 1970
5 91 °F 2002
9 90 °F 2007
10 89 °F 1992
10 89 °F 2015
What's the all-time low for Idaho Falls on 6/21?
For the date of Jun 21, the lowest temperature ever reached in Idaho Falls history is 32 °F which happened in 2019.
Lowest Temperatures in Idaho Falls on June 21
Rank Temperature Year
1 32 °F 2019
2 33 °F 1989
3 35 °F 1960
4 36 °F 2023
5 37 °F 2022
5 37 °F 1964
7 38 °F 2012
7 38 °F 2000
9 39 °F 1998
10 40 °F 1949
10 40 °F 1953
10 40 °F 2004
10 40 °F 1971
Lowest High Temperatures in Idaho Falls on June 21
Rank Temperature Year
1 59 °F 1964
2 61 °F 1952
3 62 °F 2019
4 63 °F 1957
5 64 °F 1963
5 64 °F 1989
5 64 °F 1983
8 66 °F 1956
8 66 °F 2003
10 67 °F 1984
10 67 °F 2009
What's the most it has ever rained in Idaho Falls on 6/21?
For the date of Jun 21, the most precipitation ever recorded in Idaho Falls history is 0.84 inches which happened in 1962.
All-Time Most Precipitation in Idaho Falls on June 21
Rank Precipitation Year
1 0.84 inches 1962
2 0.25 inches 1983
3 0.21 inches 2009
4 0.20 inches 1969
4 0.20 inches 1993
6 0.16 inches 1952
7 0.07 inches 1979
8 0.06 inches 1967
8 0.06 inches 1975
10 0.05 inches 1964
Weather Station Details
Years Station Coordinates
1948–2024 Idaho Falls Fanning Field location