February U.S. Percentage Areas Very Warm/Very Cold
%
1895
0.00
61.51
1896
0.58
0.00
1897
0.00
1.56
1898
1.94
0.00
1899
0.00
67.85
1900
0.00
14.37
1901
0.00
22.66
1902
0.00
28.96
1903
0.00
47.27
1904
8.55
25.13
1905
0.00
56.47
1906
3.28
0.00
1907
24.57
5.48
1908
0.00
2.42
1909
4.74
0.00
1910
0.00
17.63
1911
9.82
18.04
1912
0.00
23.32
1913
0.00
22.70
1914
0.00
23.41
1915
2.62
0.00
1916
3.33
0.62
1917
0.00
21.60
1918
2.54
1.68
1919
0.00
7.89
1920
0.00
0.77
1921
2.09
0.00
1922
5.73
24.94
1923
0.00
24.66
1924
10.84
2.77
1925
26.39
0.00
1926
16.60
0.00
1927
36.52
0.00
1928
0.00
0.00
1929
0.00
67.42
1930
53.46
0.00
1931
22.86
0.00
1932
41.66
5.01
1933
0.00
35.44
1934
20.72
16.37
1935
5.45
0.00
1936
0.00
58.12
1937
0.17
6.10
1938
24.78
0.89
1939
4.70
41.51
1940
0.00
0.08
1941
0.27
5.01
1942
0.00
11.09
1943
1.46
0.00
1944
6.31
2.31
1945
0.00
0.00
1946
3.13
0.35
1947
0.86
27.29
1948
0.00
2.47
1949
13.40
27.44
1950
6.67
0.00
1951
0.00
0.00
1952
2.64
2.11
1953
1.57
0.00
1954
71.73
0.00
1955
0.00
19.19
1956
3.36
26.52
1957
35.71
0.00
1958
13.35
32.34
1959
1.10
1.88
1960
1.94
27.31
1961
9.48
0.00
1962
19.75
1.33
1963
23.36
23.85
1964
0.00
18.68
1965
0.00
1.17
1966
0.00
12.15
1967
0.94
4.57
1968
15.56
22.09
1969
0.00
2.70
1970
6.61
0.00
1971
0.00
0.00
1972
0.00
0.00
1973
0.00
1.94
1974
0.00
2.43
1975
1.10
1.05
1976
58.39
0.00
1977
6.15
0.00
1978
0.00
54.19
1979
0.00
40.79
1980
1.90
8.39
1981
5.14
0.00
1982
1.10
0.27
1983
17.06
0.00
1984
28.11
1.16
1985
0.00
6.51
1986
8.76
0.00
1987
19.66
0.00
1988
2.46
0.00
1989
0.00
42.33
1990
29.74
1.12
1991
52.55
0.00
1992
50.79
0.00
1993
0.00
10.24
1994
0.84
1.37
1995
33.83
0.00
1996
11.82
0.00
1997
6.22
0.00
1998
33.05
0.00
1999
51.66
0.00
2000
52.22
0.00
2001
2.15
0.00
2002
17.88
0.27
2003
0.00
0.00
2004
0.00
0.00
2005
13.37
0.00
2006
1.55
0.00
2007
0.00
8.55
2008
4.05
0.00
2009
13.23
0.00
2010
3.56
22.64
2011
0.00
0.00
2012
17.44
0.00
2013
0.83
0.00
2014
10.37
13.31
2015
29.87
31.11
2016
52.89
0.00
2017
68.95
0.00
2018
27.91
5.46
2019
13.62
27.12
2020
9.90
0.00
2021
0.84
26.85
2022
1.28
0.44
2023
29.51
0.00
2024
58.23
0.00