Idaho Falls March 21 Weather Records

Daily averages and all-time records for weather in Idaho Falls, Idaho for the date of March 21.
March 21 All-Time Records
1948–2024
Highest temperature 70 °F 2004
Lowest temperature 3 °F 1955
Lowest daily high 28 °F 1952
Highest daily low 39 °F 2001
Most precipitation 0.34 inches 2016
March 21 Average Weather
1991–2020 1
Average high 49.7 °F
Average low 27.5 °F
Chance precipitation 24.5%
Idaho Falls March 21 Weather by Year
Year High (°F) Low (°F) Precip. (inches) Snow (inches)
2023 38 21 0.07 n/a
2022 40 20 0.00 n/a
2021 41 19 0.00 n/a
2020 47 33 0.12 n/a
2019 59 27 0.00 n/a
2018 50 30 0.00 n/a
2017 69 37 0.05 n/a
2016 49 32 0.34 n/a
2015 65 30 0.00 n/a
2014 44 16 0.00 n/a
2013 41 29 0.00 n/a
2012 57 34 0.00 n/a
2011 51 35 0.06 n/a
2010 58 27 0.00 n/a
2009 68 33 0.00 n/a
2008 37 17 0.00 n/a
2007 53 34 0.00 n/a
2006 41 27 0.04 n/a
2005 50 32 0.01 n/a
2004 70 30 0.00 n/a
2003 53 27 0.00 n/a
2002 51 25 0.00 n/a
2001 61 39 0.00 n/a
2000 42 9 0.00 n/a
1999 51 39 0.10 n/a
1998 59 27 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 n/a n/a n/a n/a
1993 46 24 0.00 0.0
1992 52 27 0.00 0.0
1991 52 23 0.00 0.0
1990 62 34 0.00 0.0
1989 41 21 0.17 0.1
1988 57 35 0.00 0.0
1987 44 19 0.00 0.0
1986 62 28 0.00 0.0
1985 37 22 0.14 2.1
1984 40 31 0.00 0.0
1983 44 20 0.00 0.0
1982 34 24 0.00 0.0
1981 40 32 0.03 0.2
1980 36 29 0.09 1.0
1979 44 26 0.00 0.0
1978 59 27 0.00 0.0
1977 47 19 0.00 0.0
1976 41 23 0.00 0.0
1975 38 25 0.20 1.0
1974 43 19 0.00 0.0
1973 34 28 0.26 2.6
1972 63 31 0.00 0.0
1971 50 26 0.00 0.0
1970 49 30 0.00 0.0
1969 42 23 0.00 0.0
1968 46 20 0.00 0.0
1967 55 31 0.00 0.0
1966 36 25 0.00 0.0
1965 47 23 0.00 0.0
1964 33 10 0.01 0.0
1963 62 26 0.00 0.0
1962 38 31 0.00 0.0
1961 43 21 0.00 0.0
1960 56 28 0.00 0.0
1959 55 19 0.00 0.0
1958 49 34 0.21 0.0
1957 45 25 0.09 1.6
1956 54 32 0.00 0.0
1955 31 3 0.00 0.0
1954 39 24 0.02 0.1
1953 40 26 0.00 0.0
1952 28 6 0.00 0.0
1951 59 28 0.00 0.0
1950 48 31 0.00 0.0
1949 45 28 0.05 0.0
What's the all-time high for Idaho Falls on 3/21?
For the date of Mar 21, the highest temperature ever reached in Idaho Falls history is 70 °F which happened in 2004.
Highest Temperatures in Idaho Falls on March 21
Rank Temperature Year
1 70 °F 2004
2 69 °F 2017
3 68 °F 2009
4 65 °F 2015
5 63 °F 1972
6 62 °F 1963
6 62 °F 1990
6 62 °F 1986
9 61 °F 2001
10 59 °F 1978
10 59 °F 2019
10 59 °F 1998
10 59 °F 1951
What's the all-time low for Idaho Falls on 3/21?
For the date of Mar 21, the lowest temperature ever reached in Idaho Falls history is 3 °F which happened in 1955.
Lowest Temperatures in Idaho Falls on March 21
Rank Temperature Year
1 3 °F 1955
2 6 °F 1952
3 9 °F 2000
4 10 °F 1964
5 16 °F 2014
6 17 °F 2008
7 19 °F 2021
7 19 °F 1977
7 19 °F 1987
7 19 °F 1974
7 19 °F 1959
Lowest High Temperatures in Idaho Falls on March 21
Rank Temperature Year
1 28 °F 1952
2 31 °F 1955
3 33 °F 1964
4 34 °F 1973
4 34 °F 1982
6 36 °F 1980
6 36 °F 1966
8 37 °F 2008
8 37 °F 1985
10 38 °F 2023
10 38 °F 1962
10 38 °F 1975
What's the most it has ever rained in Idaho Falls on 3/21?
For the date of Mar 21, the most precipitation ever recorded in Idaho Falls history is 0.34 inches which happened in 2016.
All-Time Most Precipitation in Idaho Falls on March 21
Rank Precipitation Year
1 0.34 inches 2016
2 0.26 inches 1973
3 0.21 inches 1958
4 0.20 inches 1975
5 0.17 inches 1989
6 0.14 inches 1985
7 0.12 inches 2020
8 0.10 inches 1999
9 0.09 inches 1980
9 0.09 inches 1957
Weather Station Details
Years Station Coordinates
1948–2024 Idaho Falls Fanning Field location