July U.S. Percentage Areas Very Warm/Very Cold
%
1895
0.00
49.81
1896
9.37
6.65
1897
6.45
20.38
1898
5.49
1.39
1899
0.52
5.58
1900
3.61
5.53
1901
49.30
4.17
1902
5.39
39.20
1903
0.48
37.94
1904
0.00
50.51
1905
0.40
43.34
1906
11.29
33.06
1907
0.69
21.60
1908
4.44
14.34
1909
4.33
24.02
1910
2.59
1.33
1911
3.44
28.84
1912
0.00
32.27
1913
3.96
32.30
1914
7.26
14.06
1915
0.55
51.25
1916
19.94
13.84
1917
9.78
0.84
1918
1.17
23.38
1919
5.95
7.11
1920
2.09
15.47
1921
19.90
6.77
1922
0.93
13.58
1923
1.60
7.27
1924
0.00
37.46
1925
13.86
7.13
1926
1.67
10.25
1927
0.48
14.80
1928
0.09
4.81
1929
0.00
1.83
1930
18.20
0.73
1931
38.72
0.73
1932
12.09
7.97
1933
19.11
0.50
1934
50.23
0.45
1935
23.96
3.00
1936
43.65
3.27
1937
1.02
0.45
1938
2.95
9.87
1939
4.47
0.38
1940
2.58
3.03
1941
4.43
8.55
1942
7.89
1.11
1943
1.19
0.08
1944
0.00
13.75
1945
0.00
9.71
1946
0.10
1.59
1947
2.56
26.25
1948
2.03
9.71
1949
12.77
0.52
1950
0.00
59.29
1951
10.79
3.93
1952
16.83
2.36
1953
4.31
0.00
1954
36.15
4.40
1955
24.66
18.42
1956
2.88
13.76
1957
5.81
0.29
1958
5.89
26.95
1959
12.48
9.30
1960
16.85
9.19
1961
1.13
14.27
1962
3.50
39.17
1963
7.97
15.93
1964
6.40
2.80
1965
0.00
16.34
1966
18.71
3.25
1967
0.54
34.22
1968
1.99
11.08
1969
14.36
1.31
1970
0.98
1.27
1971
2.24
27.62
1972
3.09
30.20
1973
0.59
4.62
1974
4.69
3.10
1975
7.99
14.90
1976
0.00
22.15
1977
4.10
0.00
1978
7.09
2.05
1979
1.10
5.30
1980
38.79
0.00
1981
5.56
0.71
1982
0.00
6.63
1983
9.68
16.61
1984
3.52
12.51
1985
12.23
0.36
1986
14.36
30.17
1987
6.70
22.92
1988
22.34
0.00
1989
14.29
6.37
1990
4.04
10.18
1991
3.06
5.10
1992
3.17
45.26
1993
15.90
37.89
1994
21.71
15.03
1995
5.35
8.41
1996
19.99
14.90
1997
0.95
4.19
1998
36.14
0.00
1999
18.38
3.49
2000
13.80
11.41
2001
16.43
7.48
2002
40.55
1.17
2003
38.92
0.00
2004
4.95
13.69
2005
32.78
0.00
2006
49.41
0.00
2007
32.28
12.10
2008
7.23
1.45
2009
17.69
36.21
2010
24.71
0.00
2011
55.12
2.40
2012
60.74
0.00
2013
26.78
6.39
2014
25.22
29.40
2015
13.08
5.40
2016
34.78
0.00
2017
38.97
0.00
2018
37.32
0.00
2019
18.55
0.00
2020
36.65
0.00
2021
36.76
0.00
2022
58.79
0.00
2023
50.30
0.25