December U.S. Percentage Areas Very Wet/Very Dry
%
1895
9.29
4.75
1896
0.00
33.23
1897
3.93
2.14
1898
5.52
13.06
1899
4.53
3.47
1900
1.90
22.79
1901
15.23
9.11
1902
14.14
0.00
1903
1.88
27.38
1904
2.48
4.34
1905
8.51
24.03
1906
21.88
2.01
1907
9.60
7.19
1908
7.01
20.38
1909
18.74
0.26
1910
0.00
6.45
1911
23.17
0.00
1912
4.08
14.74
1913
18.25
19.14
1914
10.21
11.59
1915
5.99
1.04
1916
7.64
6.22
1917
10.88
47.60
1918
21.49
5.70
1919
1.89
15.66
1920
5.57
5.36
1921
14.33
8.93
1922
5.81
18.11
1923
17.54
1.10
1924
12.19
0.39
1925
5.33
12.83
1926
17.86
1.05
1927
14.10
1.10
1928
0.00
13.77
1929
7.16
22.17
1930
0.65
45.09
1931
23.79
2.88
1932
15.01
4.53
1933
13.83
7.49
1934
0.00
4.08
1935
1.84
10.63
1936
9.76
0.00
1937
7.40
3.24
1938
2.11
8.34
1939
0.50
8.10
1940
18.87
4.45
1941
10.78
2.27
1942
13.14
0.62
1943
9.08
25.73
1944
7.33
13.85
1945
9.47
4.25
1946
1.16
9.60
1947
5.43
5.80
1948
5.80
3.25
1949
5.32
3.46
1950
0.00
30.51
1951
20.66
6.63
1952
2.32
5.90
1953
8.62
3.82
1954
0.69
19.19
1955
17.32
34.08
1956
1.28
13.71
1957
6.16
12.76
1958
1.23
41.86
1959
7.92
9.88
1960
13.24
13.00
1961
6.83
1.01
1962
0.00
14.61
1963
0.45
20.91
1964
20.77
0.86
1965
17.25
15.52
1966
9.29
4.15
1967
19.77
0.53
1968
13.41
0.84
1969
11.99
3.02
1970
0.00
10.60
1971
17.45
2.89
1972
16.33
1.17
1973
19.71
9.94
1974
0.45
1.91
1975
2.05
6.19
1976
1.47
45.99
1977
18.00
7.82
1978
14.87
2.36
1979
1.65
17.19
1980
1.18
26.67
1981
6.45
18.60
1982
32.12
1.18
1983
24.62
1.17
1984
25.64
5.67
1985
1.07
13.90
1986
8.83
26.58
1987
15.32
2.82
1988
0.27
11.48
1989
4.10
36.76
1990
14.93
5.05
1991
21.73
10.82
1992
10.57
1.57
1993
1.18
3.42
1994
5.36
4.97
1995
4.09
5.25
1996
27.94
11.88
1997
14.21
9.27
1998
0.97
9.91
1999
2.38
14.81
2000
0.72
11.67
2001
1.86
12.66
2002
9.57
9.97
2003
4.38
7.74
2004
3.51
7.85
2005
7.95
20.53
2006
15.48
2.23
2007
23.38
1.46
2008
19.37
6.43
2009
22.81
1.18
2010
21.56
12.49
2011
12.02
13.20
2012
5.51
2.24
2013
11.94
10.18
2014
4.82
1.45
2015
37.38
0.00
2016
14.12
0.00
2017
1.70
29.14
2018
27.22
0.70
2019
13.17
2.77
2020
1.36
5.38
2021
10.46
10.06
2022
15.80
0.13
2023
21.86
4.68