Boise Record Low by Day of the Year
Data for the record low temperature for each day of the year in
Boise, Idaho , as well as the year that the record was set. It is based on NOAA data for the years 1911–2024.
Change city
Day
Record Low
Year Set or Tied
January 1 -13
1942
January 2 -9
1924
January 3 -5
1991
January 4 -9
1991
January 5 -12
1991
January 6 -11
2017
January 7 -18
1937
January 8 -21
1937
January 9 -15
1937
January 10 -8
1977
January 11 -6
1949
January 12 -7
1963
January 13 -5
1937
January 14 -6
1930
January 15 -10
1947
January 16 -8
1917
January 17 -14
1930
January 18 -13
1984
January 19 -18
1922
January 20 -21
1937
January 21 -24
1930
January 22 -26
1930
January 23 -26
1930
January 24 -6
1915, 1949
January 25 -5
1949
January 26 -8
1957, 1979
January 27 -9
1957
January 28 -7
1930
January 29 -9
1957
January 30 -13
1979
January 31 -17
1950
February 1 -10
1950
February 2 -12
1979
February 3 -9
1985
February 4 -14
1989
February 5 -15
1989
February 6 -11
1989
February 7 -13
1989
February 8 -10
1989
February 9 -7
1929, 1989
February 10 -16
1933
February 11 -5
1929
February 12 -6
1929
February 13 -13
1933
February 14 -11
1933
February 15 3
1956, 1966
February 16 0
1956
February 17 4
1993
February 18 8
1942
February 19 7
1929
February 20 7
1929
February 21 14
1955
February 22 10
2019
February 23 10
2018
February 24 9
1911
February 25 11
1993
February 26 7
1962
February 27 5
1962
February 28 11
1960, 1993
March 1 6
1971
March 2 13
1954, 1976
March 3 14
1966
March 4 11
1976
March 5 10
1955
March 6 15
1918
March 7 20
1931, 1939, 2009
March 8 21
1964, 2002
March 9 18
1951
March 10 14
2022
March 11 12
1917
March 12 7
1917
March 13 19
1944, 1954
March 14 13
1917, 1944
March 15 12
1917
March 16 11
1917
March 17 14
1917
March 18 8
1965
March 19 9
1965
March 20 17
1965
March 21 20
1912, 1913
March 22 18
1966
March 23 19
1994, 2013
March 24 14
1965
March 25 20
1913, 1965
March 26 15
1913
March 27 14
1944
March 28 17
1944
March 29 20
1926, 1949, 1987
March 30 17
1924, 1936, 1954
March 31 18
1929
April 1 7
1936
April 2 20
1976
April 3 18
1918
April 4 20
1918
April 5 20
1918
April 6 23
1982
April 7 23
1913, 1984
April 8 22
1953
April 9 23
1987
April 10 20
1929
April 11 23
1922, 1953
April 12 23
1929, 1970, 1987
April 13 18
1911
April 14 20
1911
April 15 21
1995
April 16 20
1960
April 17 21
1964
April 18 21
1968
April 19 22
1966
April 20 18
1927
April 21 22
1920
April 22 24
1968
April 23 25
1913, 1920, 1992
April 24 22
1950
April 25 23
1921
April 26 24
1985
April 27 26
1966
April 28 25
1913
April 29 27
1954, 1962, 1975
April 30 23
1913
May 1 27
1954
May 2 23
1988
May 3 28
1959, 1965, 1969
May 4 26
1919, 1982
May 5 22
1982
May 6 27
1964, 1965, 1968
May 7 26
1981
May 8 28
2002
May 9 24
1922
May 10 24
1916
May 11 22
1916
May 12 22
1916
May 13 26
1974
May 14 28
1916, 1986
May 15 28
1990
May 16 28
1974
May 17 30
1942
May 18 30
1971
May 19 28
1960, 1989
May 20 32
1911
May 21 27
1918
May 22 28
1918, 1960
May 23 32
1944, 1964, 1966
May 24 33
1975
May 25 27
1918
May 26 33
1930, 1973
May 27 32
1991
May 28 34
1982
May 29 32
1976
May 30 32
1916, 1919
May 31 32
1919, 1928, 1930, 1955, 1978
June 1 31
1919, 1920, 1984
June 2 29
1917
June 3 32
1930
June 4 31
1917
June 5 32
1914
June 6 31
1914
June 7 31
1995
June 8 33
1982
June 9 36
1938, 1984
June 10 34
1938
June 11 30
1917
June 12 34
1993
June 13 37
1916, 1981
June 14 34
1930
June 15 34
1945
June 16 37
1978
June 17 37
1939, 1949
June 18 36
1938, 1973
June 19 37
1996
June 20 33
1916
June 21 34
1916
June 22 38
1916
June 23 39
1993
June 24 38
1931
June 25 38
1966
June 26 34
1976
June 27 37
1915
June 28 40
1969
June 29 39
1930, 1947
June 30 38
1988
July 1 38
1931, 1935
July 2 39
1928
July 3 37
1912
July 4 40
1918
July 5 35
1986
July 6 41
1986
July 7 41
1955
July 8 40
1981
July 9 40
1911, 1935
July 10 43
1911
July 11 44
1987, 1997
July 12 45
1943
July 13 43
1993
July 14 37
1913
July 15 41
1915
July 16 42
1993
July 17 41
1915
July 18 40
1915, 1916
July 19 40
1916
July 20 43
1972
July 21 38
1914
July 22 42
1914
July 23 44
1912
July 24 46
1993
July 25 46
1993
July 26 47
1916, 1936
July 27 41
1918
July 28 42
1929
July 29 42
1935
July 30 40
1916
July 31 44
1975
August 1 42
1935
August 2 42
1937
August 3 43
1937
August 4 43
1916
August 5 43
1924
August 6 41
1924
August 7 43
1939, 1946
August 8 38
1931
August 9 42
1931
August 10 41
1914
August 11 45
1985
August 12 42
1918
August 13 43
1918
August 14 43
1938
August 15 42
1925, 1938
August 16 39
1935
August 17 39
1912
August 18 38
1914, 1995
August 19 34
1916
August 20 35
1918
August 21 38
1916
August 22 41
1911
August 23 43
1911, 1960, 1992
August 24 34
1992
August 25 34
1992
August 26 35
1931
August 27 37
1931
August 28 38
1918
August 29 37
1937, 1980
August 30 35
1912, 1932
August 31 35
1927
September 1 36
1914
September 2 38
1933
September 3 37
1956
September 4 36
1933
September 5 36
1969
September 6 37
1914
September 7 31
1927
September 8 29
1927
September 9 33
1914
September 10 34
1913, 1928
September 11 30
1931
September 12 32
1921, 1970
September 13 28
1914
September 14 23
1970
September 15 29
1927
September 16 29
1936
September 17 24
1965
September 18 27
1965
September 19 31
1978
September 20 33
1911, 1924, 1983
September 21 29
1914
September 22 28
1929
September 23 28
1926
September 24 22
1926
September 25 23
1926
September 26 23
1934
September 27 28
1926
September 28 29
1922, 1929
September 29 27
1954
September 30 29
1954
October 1 29
1927, 1950
October 2 28
1959
October 3 28
1916
October 4 26
1931, 1981
October 5 23
1916
October 6 24
1927
October 7 24
1927, 1990
October 8 27
1927, 1961, 1985
October 9 18
1985
October 10 23
2019
October 11 22
1990
October 12 25
1915
October 13 20
1985
October 14 21
1966
October 15 21
1992
October 16 22
1930, 1984
October 17 26
1998
October 18 22
1984
October 19 24
1919, 1949, 1995
October 20 20
1990
October 21 20
1912, 1933
October 22 20
1980
October 23 18
1916
October 24 18
1919
October 25 16
1919
October 26 17
2020
October 27 17
1919
October 28 20
1919, 1930
October 29 11
1971
October 30 16
1991, 2019
October 31 13
2002
November 1 15
1995
November 2 11
1936
November 3 9
1935
November 4 2
1935
November 5 7
1935
November 6 11
1935
November 7 15
1935
November 8 12
1936
November 9 15
1936
November 10 10
1978
November 11 10
1916
November 12 7
1938
November 13 -1
1916
November 14 1
1955
November 15 -3
1955
November 16 4
2014
November 17 6
2014
November 18 4
2014
November 19 7
1985
November 20 8
1929
November 21 -2
1985
November 22 -3
1985
November 23 2
1985
November 24 0
1993
November 25 3
1985
November 26 -3
1985
November 27 2
1985
November 28 4
1979
November 29 0
1931
November 30 4
1931
December 1 9
1948
December 2 0
1931
December 3 3
1928
December 4 4
1983
December 5 -6
1972
December 6 0
1992
December 7 0
1972, 2009
December 8 -19
1972
December 9 -21
1972
December 10 -23
1972
December 11 -22
1972
December 12 -10
1932
December 13 -14
1972
December 14 -9
1972
December 15 -10
1931
December 16 -9
1931
December 17 -8
1914
December 18 -7
1924
December 19 -9
1924
December 20 -8
1990
December 21 -23
1990
December 22 -25
1990
December 23 -18
1983, 1990
December 24 -24
1924
December 25 -30
1924
December 26 -27
1924
December 27 -7
1924, 1985
December 28 -9
1985
December 29 -17
1990
December 30 -9
1990
December 31 -9
1978
Years with the Most Daily Records
Which years set the greatest number of daily low temperature records in Boise history?
Rank
Year
Records Set
1
1916
21
2
1985
15
3
1931
14
4
1930
13
5
1918
13
6
1929
12
7
1914
12
8
1924
11
9
1993
10
10
1990
10
Daily Records by Decade
This table shows the number of daily low temperature records in Boise that were set in each decade since 1911.
Decade
Records Set
1910s
95
1920s
51
1930s
70
1940s
20
1950s
28
1960s
37
1970s
37
1980s
51
1990s
40
2000s
5
2010s
9
2020s
2