March U.S. Percentage Areas Very Warm/Very Cold
%
1895
0.00
6.03
1896
0.00
21.95
1897
9.36
36.57
1898
9.58
16.64
1899
0.00
29.52
1900
29.15
9.84
1901
0.00
0.00
1902
5.73
6.41
1903
21.04
1.18
1904
16.04
6.99
1905
28.80
0.00
1906
0.00
50.45
1907
49.66
1.12
1908
30.69
0.00
1909
0.00
1.32
1910
88.35
0.00
1911
20.02
1.69
1912
0.45
46.61
1913
1.77
14.75
1914
6.25
9.92
1915
6.05
48.47
1916
22.99
9.53
1917
0.00
34.29
1918
46.81
0.00
1919
0.00
5.53
1920
0.00
0.35
1921
60.97
0.00
1922
0.00
16.51
1923
0.00
17.68
1924
0.00
34.66
1925
11.17
0.00
1926
10.56
24.49
1927
0.54
0.00
1928
4.23
0.00
1929
8.08
0.00
1930
0.00
3.44
1931
1.06
19.14
1932
0.00
28.68
1933
0.00
0.00
1934
31.18
0.79
1935
35.79
6.65
1936
6.05
0.00
1937
0.00
4.97
1938
46.06
0.22
1939
0.00
1.97
1940
8.96
6.18
1941
7.91
27.14
1942
1.80
3.34
1943
0.00
13.22
1944
0.00
9.26
1945
49.75
7.00
1946
51.14
0.00
1947
4.91
31.04
1948
1.10
31.43
1949
0.00
0.00
1950
0.00
7.54
1951
0.00
22.08
1952
0.00
34.85
1953
11.40
0.00
1954
0.00
4.42
1955
1.11
15.64
1956
0.00
3.89
1957
0.00
0.00
1958
1.10
37.67
1959
2.14
0.00
1960
2.27
54.41
1961
4.71
0.00
1962
0.00
16.84
1963
5.56
0.00
1964
0.00
17.15
1965
0.00
54.36
1966
0.00
0.00
1967
23.85
1.67
1968
21.76
2.13
1969
0.00
53.61
1970
0.00
6.36
1971
0.00
7.28
1972
41.64
1.16
1973
32.62
8.18
1974
28.98
0.00
1975
0.00
2.19
1976
11.23
4.11
1977
17.69
2.93
1978
18.96
2.66
1979
2.28
0.00
1980
0.00
0.00
1981
16.50
0.00
1982
0.45
0.00
1983
3.54
0.00
1984
3.48
10.03
1985
6.73
1.84
1986
51.16
0.00
1987
4.55
1.20
1988
0.81
0.00
1989
19.56
0.00
1990
7.42
0.00
1991
0.16
4.58
1992
30.25
0.00
1993
7.74
0.00
1994
31.54
0.00
1995
0.38
0.00
1996
0.35
2.61
1997
31.50
0.00
1998
0.14
0.00
1999
16.24
0.00
2000
38.80
0.00
2001
11.19
0.00
2002
0.51
9.10
2003
4.05
0.00
2004
62.52
0.00
2005
6.34
0.00
2006
5.83
5.25
2007
79.00
0.00
2008
0.00
0.00
2009
5.22
0.21
2010
18.52
2.05
2011
15.77
0.00
2012
77.99
0.00
2013
15.75
9.52
2014
16.33
8.99
2015
46.52
2.08
2016
83.54
0.00
2017
51.38
0.00
2018
14.16
0.00
2019
1.87
1.09
2020
48.75
0.00
2021
33.24
0.00
2022
12.56
0.00
2023
9.64
20.15