Boise February 20 Weather Records

Daily averages and all-time records for weather in Boise, Idaho for the date of February 20.
February 20 All-Time Records
1911–2024
Highest temperature 69 °F 1977
Lowest temperature 7 °F 1929
Lowest daily high 28 °F 2018
Highest daily low 44 °F 1982
Most precipitation 0.42 inches 1957
Most snow 4.9 inches 1957
February 20 Average Weather
1991–2020 1
Average high 47.5 °F
Average low 29.7 °F
Chance precipitation 34.0%
Chance snow 12.0%
Boise February 20 Weather by Year
Year High (°F) Low (°F) Precip. (inches) Snow (inches)
2024 59 37 0.00 0.0
2023 55 35 0.00 0.0
2022 50 30 0.00 0.0
2021 41 30 0.02 0.2
2020 45 20 0.00 0.0
2019 35 22 0.22 3.6
2018 28 9 0.00 0.0
2017 57 40 0.04 0.0
2016 48 35 0.00 0.0
2015 53 36 0.00 0.0
2014 44 29 0.02 0.0
2013 44 26 0.00 0.0
2012 39 30 0.00 0.0
2011 37 26 0.08 0.6
2010 41 32 0.00 0.0
2009 50 27 0.00 0.0
2008 42 28 0.00 0.0
2007 53 36 0.01 0.0
2006 36 13 0.00 0.0
2005 51 30 0.01 0.0
2004 46 30 0.00 0.0
2003 49 35 0.00 0.0
2002 49 32 0.00 0.0
2001 48 36 0.20 0.0
2000 52 33 0.00 0.0
1999 46 26 0.00 0.0
1998 51 36 0.00 0.0
1997 44 27 0.00 0.0
1996 53 42 0.00 0.0
1995 67 36 0.00 0.0
1994 43 32 0.01 0.0
1993 42 31 0.00 0.0
1992 54 37 0.15 0.0
1991 60 32 0.00 0.0
1990 38 21 0.11 1.3
1989 43 25 0.00 0.0
1988 57 24 0.00 0.0
1987 44 21 0.00 0.0
1986 46 29 0.14 1.0
1985 37 21 0.06 1.1
1984 36 18 0.00 0.0
1983 49 37 0.00 0.0
1982 54 44 0.00 0.0
1981 44 28 0.00 0.0
1980 53 34 0.14 0.0
1979 47 29 0.01 0.0
1978 48 32 0.00 0.0
1977 69 29 0.00 0.0
1976 40 19 0.00 0.0
1975 41 27 0.00 0.0
1974 45 28 0.00 0.0
1973 47 23 0.00 0.0
1972 58 33 0.00 0.0
1971 50 30 0.00 0.0
1970 51 30 0.00 0.0
1969 43 29 0.00 0.0
1968 58 42 0.08 0.0
1967 42 23 0.00 0.0
1966 49 33 0.00 0.0
1965 53 28 0.00 0.0
1964 34 18 0.00 0.0
1963 54 38 0.06 0.0
1962 50 29 0.00 0.0
1961 56 33 0.01 0.0
1960 44 24 0.00 0.0
1959 52 31 0.00 0.0
1958 56 39 0.00 0.0
1957 35 29 0.42 4.9
1956 46 31 0.03 0.3
1955 29 13 0.00 0.0
1954 50 37 0.10 0.0
1953 34 14 0.00 0.0
1952 35 26 0.06 0.8
1951 41 31 0.19 1.5
1950 45 28 0.00 0.0
1949 43 28 0.00 0.0
1948 45 28 0.00 0.0
1947 47 25 0.00 0.0
1946 48 30 0.14 0.0
1945 40 27 0.00 0.0
1944 43 19 0.00 0.0
1943 58 29 0.00 0.0
1942 37 16 0.02 0.0
1941 54 31 0.00 0.0
1940 43 23 0.00 0.0
1939 38 18 0.00 0.0
1938 41 22 0.00 0.0
1937 31 8 0.00 0.0
1936 37 28 0.16 2.0
1935 39 26 0.00 0.0
1934 51 40 0.26 0.0
1933 42 18 0.00 0.0
1932 n/a 16 0.00 0.0
1931 50 26 0.00 n/a
1930 60 40 0.05 0.0
1929 39 7 0.01 0.0
1928 49 26 0.00 n/a
1927 52 32 0.40 0.0
1926 50 33 0.01 0.0
1925 57 33 0.00 0.0
1924 60 25 0.00 0.0
1923 52 25 0.00 0.0
1922 41 29 0.00 0.0
1921 40 26 0.14 0.0
1920 37 28 0.24 3.0
1919 36 28 0.04 0.1
1918 38 18 0.00 0.0
1917 37 27 0.10 1.0
1916 49 25 0.00 0.0
1915 56 33 0.00 0.0
1914 51 34 0.02 0.0
1913 36 22 0.00 0.0
1912 45 23 0.00 0.0
1911 38 24 0.00 0.0
What's the all-time high for Boise on 2/20?
For the date of Feb 20, the highest temperature ever reached in Boise history is 69 °F which happened in 1977.
Highest Temperatures in Boise on February 20
Rank Temperature Year
1 69 °F 1977
2 67 °F 1995
3 60 °F 1930
3 60 °F 1991
3 60 °F 1924
6 59 °F 2024
7 58 °F 1968
7 58 °F 1972
7 58 °F 1943
10 57 °F 2017
10 57 °F 1925
10 57 °F 1988
What's the all-time low for Boise on 2/20?
For the date of Feb 20, the lowest temperature ever reached in Boise history is 7 °F which happened in 1929.
Lowest Temperatures in Boise on February 20
Rank Temperature Year
1 7 °F 1929
2 8 °F 1937
3 9 °F 2018
4 13 °F 1955
4 13 °F 2006
6 14 °F 1953
7 16 °F 1942
7 16 °F 1932
9 18 °F 1984
9 18 °F 1918
9 18 °F 1939
9 18 °F 1964
9 18 °F 1933
Lowest High Temperatures in Boise on February 20
Rank Temperature Year
1 28 °F 2018
2 29 °F 1955
3 31 °F 1937
4 34 °F 1953
4 34 °F 1964
6 35 °F 1957
6 35 °F 1952
6 35 °F 2019
9 36 °F 1919
9 36 °F 1913
9 36 °F 1984
9 36 °F 2006
What's the most it has ever rained in Boise on 2/20?
For the date of Feb 20, the most precipitation ever recorded in Boise history is 0.42 inches which happened in 1957.
All-Time Most Precipitation in Boise on February 20
Rank Precipitation Year
1 0.42 inches 1957
2 0.40 inches 1927
3 0.26 inches 1934
4 0.24 inches 1920
5 0.22 inches 2019
6 0.20 inches 2001
7 0.19 inches 1951
8 0.16 inches 1936
9 0.15 inches 1992
10 0.14 inches 1921
10 0.14 inches 1980
10 0.14 inches 1946
10 0.14 inches 1986
All-Time Most Snow in Boise on February 20
Rank Precipitation Year
1 4.9 inches 1957
2 3.6 inches 2019
3 3.0 inches 1920
4 2.0 inches 1936
5 1.5 inches 1951
6 1.3 inches 1990
7 1.1 inches 1985
8 1.0 inches 1917
8 1.0 inches 1986
10 0.8 inches 1952
Weather Station Details
Years Station Coordinates
1940–2024 location
1911–1939 Meridian 1 W location
Notes
1: Daily averages are a moving average which includes 14 days before and after the date.
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