Idaho Falls January 21 Weather Records

Daily averages and all-time records for weather in Idaho Falls, Idaho for the date of January 21.
January 21 All-Time Records
1948–2024
Highest temperature 44 °F 1969
Lowest temperature -29 °F 1962
Lowest daily high -4 °F 1962
Highest daily low 37 °F 1969
Most precipitation 0.76 inches 1969
January 21 Average Weather
1991–2020 1
Average high 29.4 °F
Average low 12.6 °F
Chance precipitation 26.6%
Idaho Falls January 21 Weather by Year
Year High (°F) Low (°F) Precip. (inches) Snow (inches)
2024 39 24 0.00 n/a
2023 20 2 0.00 n/a
2022 26 21 0.00 n/a
2021 27 16 0.11 n/a
2020 37 21 n/a n/a
2019 36 20 0.05 n/a
2018 32 18 0.00 n/a
2017 31 20 0.00 n/a
2016 28 10 0.00 n/a
2015 22 6 0.00 n/a
2014 35 10 0.00 n/a
2013 16 -8 0.00 n/a
2012 40 32 0.42 n/a
2011 23 4 0.10 n/a
2010 39 15 0.05 n/a
2009 30 9 0.00 n/a
2008 9 -15 0.00 n/a
2007 20 -9 0.00 n/a
2006 29 16 0.01 n/a
2005 31 12 0.00 n/a
2004 20 13 0.00 n/a
2003 33 26 0.00 n/a
2002 39 26 0.01 n/a
2001 24 4 0.00 n/a
2000 33 20 0.01 n/a
1999 34 28 0.13 n/a
1998 n/a n/a n/a 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 39 10 0.00 0.0
1993 37 20 0.00 0.0
1992 29 -3 0.00 0.0
1991 19 -4 0.00 0.0
1990 27 16 0.01 0.1
1989 21 -1 0.00 0.0
1988 18 -13 0.00 0.0
1987 15 -10 0.00 0.0
1986 30 13 0.00 0.0
1985 32 12 0.31 4.4
1984 16 0 0.04 0.4
1983 30 22 0.00 0.0
1982 29 13 0.17 2.3
1981 43 16 0.00 0.0
1980 26 10 0.00 0.0
1979 30 17 0.00 0.0
1978 34 29 0.00 0.0
1977 27 7 0.00 0.0
1976 22 0 0.00 0.0
1975 26 1 0.00 0.0
1974 28 20 0.01 0.0
1973 16 -2 0.02 0.2
1972 39 33 0.07 0.0
1971 32 21 0.00 0.0
1970 42 32 0.00 0.0
1969 44 37 0.76 0.0
1968 26 5 0.00 0.0
1967 44 34 0.55 0.0
1966 18 -4 0.00 0.0
1965 27 19 0.25 2.5
1964 39 14 0.01 0.1
1963 22 0 0.00 0.0
1962 -4 -29 0.00 0.0
1961 34 3 0.00 0.0
1960 24 4 0.00 0.0
1959 22 -5 0.00 0.0
1958 23 12 0.00 0.0
1957 24 11 0.00 0.0
1956 39 23 0.00 0.0
1955 16 -1 0.00 0.0
1954 34 6 0.00 0.0
1953 44 29 0.00 0.0
1952 23 13 0.02 1.7
1951 36 7 0.03 0.5
1950 43 33 0.05 0.0
1949 15 -15 0.07 1.6
What's the all-time high for Idaho Falls on 1/21?
For the date of Jan 21, the highest temperature ever reached in Idaho Falls history is 44 °F which has happened 3 times, most recently in 1969.
Highest Temperatures in Idaho Falls on January 21
Rank Temperature Year
1 44 °F 1967
1 44 °F 1969
1 44 °F 1953
4 43 °F 1950
4 43 °F 1981
6 42 °F 1970
7 40 °F 2012
8 39 °F 2010
8 39 °F 1956
8 39 °F 1964
8 39 °F 2024
8 39 °F 2002
8 39 °F 1972
8 39 °F 1994
What's the all-time low for Idaho Falls on 1/21?
For the date of Jan 21, the lowest temperature ever reached in Idaho Falls history is -29 °F which happened in 1962.
Lowest Temperatures in Idaho Falls on January 21
Rank Temperature Year
1 -29 °F 1962
2 -15 °F 2008
2 -15 °F 1949
4 -13 °F 1988
5 -10 °F 1987
6 -9 °F 2007
7 -8 °F 2013
8 -5 °F 1959
9 -4 °F 1991
9 -4 °F 1966
Lowest High Temperatures in Idaho Falls on January 21
Rank Temperature Year
1 -4 °F 1962
2 9 °F 2008
3 15 °F 1949
3 15 °F 1987
5 16 °F 1955
5 16 °F 2013
5 16 °F 1984
5 16 °F 1973
9 18 °F 1988
9 18 °F 1966
What's the most it has ever rained in Idaho Falls on 1/21?
For the date of Jan 21, the most precipitation ever recorded in Idaho Falls history is 0.76 inches which happened in 1969.
All-Time Most Precipitation in Idaho Falls on January 21
Rank Precipitation Year
1 0.76 inches 1969
2 0.55 inches 1967
3 0.42 inches 2012
4 0.31 inches 1985
5 0.25 inches 1965
6 0.17 inches 1982
7 0.13 inches 1999
8 0.11 inches 2021
9 0.10 inches 2011
10 0.07 inches 1949
10 0.07 inches 1972
Weather Station Details
Years Station Coordinates
1948–2024 Idaho Falls Fanning Field location