Home > Climate Monitoring > Temp, Precip, and Drought > U.S. Percentage Areas (Very Warm/Cold, Very Wet/Dry)
U.S. Percentage Areas (Very Warm/Cold, Very Wet/Dry)
The percentage areas of the contiguous United States are computed based on the climate division data set. Those climate divisions having the monthly average temperature/total precipitation in the top ten percent (> 90th percentile) of their historical distribution are very warm/wet and those in the bottom ten percent (< 10th percentile) are very cold/dry.
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| March | Very Wet: | Very Dry: |
|---|---|---|
| 1895 | 3.03% | 21.54% |
| 1896 | 6.91% | 9.21% |
| 1897 | 31.21% | 0.50% |
| 1898 | 13.64% | 9.79% |
| 1899 | 16.64% | 10.67% |
| 1900 | 8.38% | 11.41% |
| 1901 | 1.83% | 2.51% |
| 1902 | 7.21% | 2.30% |
| 1903 | 9.08% | 0.05% |
| 1904 | 27.77% | 12.64% |
| 1905 | 22.16% | 3.46% |
| 1906 | 22.62% | 3.97% |
| 1907 | 17.60% | 15.39% |
| 1908 | 5.91% | 5.34% |
| 1909 | 0.59% | 4.51% |
| 1910 | 0.00% | 46.78% |
| 1911 | 1.38% | 25.17% |
| 1912 | 24.24% | 7.92% |
| 1913 | 12.35% | 1.33% |
| 1914 | 1.03% | 9.53% |
| 1915 | 2.17% | 28.10% |
| 1916 | 5.73% | 13.87% |
| 1917 | 6.13% | 9.41% |
| 1918 | 4.32% | 18.85% |
| 1919 | 10.06% | 2.38% |
| 1920 | 9.25% | 2.14% |
| 1921 | 5.39% | 3.77% |
| 1922 | 21.22% | 2.40% |
| 1923 | 2.27% | 10.07% |
| 1924 | 9.55% | 9.87% |
| 1925 | 2.16% | 23.96% |
| 1926 | 15.75% | 24.64% |
| 1927 | 5.81% | 5.16% |
| 1928 | 6.26% | 5.89% |
| 1929 | 9.73% | 2.94% |
| 1930 | 4.51% | 18.02% |
| 1931 | 1.91% | 2.51% |
| 1932 | 9.93% | 8.22% |
| 1933 | 4.19% | 12.08% |
| 1934 | 5.65% | 12.77% |
| 1935 | 8.09% | 6.27% |
| 1936 | 7.41% | 17.63% |
| 1937 | 2.98% | 17.29% |
| 1938 | 26.01% | 1.77% |
| 1939 | 0.40% | 7.59% |
| 1940 | 5.98% | 6.94% |
| 1941 | 15.75% | 21.60% |
| 1942 | 9.44% | 7.31% |
| 1943 | 6.94% | 1.30% |
| 1944 | 14.45% | 3.73% |
| 1945 | 22.36% | 7.96% |
| 1946 | 10.11% | 4.95% |
| 1947 | 2.62% | 10.62% |
| 1948 | 8.20% | 2.87% |
| 1949 | 4.49% | 4.83% |
| 1950 | 9.73% | 12.88% |
| 1951 | 9.82% | 4.19% |
| 1952 | 11.56% | 1.30% |
| 1953 | 5.53% | 2.52% |
| 1954 | 9.82% | 12.92% |
| 1955 | 4.78% | 30.18% |
| 1956 | 1.84% | 43.78% |
| 1957 | 9.01% | 7.34% |
| 1958 | 12.62% | 13.54% |
| 1959 | 5.28% | 26.44% |
| 1960 | 2.36% | 11.29% |
| 1961 | 12.39% | 4.67% |
| 1962 | 0.17% | 6.34% |
| 1963 | 6.80% | 11.29% |
| 1964 | 6.47% | 0.80% |
| 1965 | 3.38% | 17.32% |
| 1966 | 4.22% | 30.86% |
| 1967 | 3.15% | 19.21% |
| 1968 | 3.77% | 13.87% |
| 1969 | 1.62% | 22.29% |
| 1970 | 9.13% | 1.22% |
| 1971 | 4.94% | 29.45% |
| 1972 | 3.85% | 22.04% |
| 1973 | 40.61% | 2.83% |
| 1974 | 10.54% | 2.95% |
| 1975 | 16.20% | 0.08% |
| 1976 | 8.87% | 4.26% |
| 1977 | 21.48% | 2.90% |
| 1978 | 13.30% | 18.40% |
| 1979 | 15.60% | 5.21% |
| 1980 | 17.72% | 2.65% |
| 1981 | 11.44% | 15.25% |
| 1982 | 12.17% | 7.30% |
| 1983 | 39.64% | 1.90% |
| 1984 | 8.10% | 3.85% |
| 1985 | 12.88% | 10.10% |
| 1986 | 0.09% | 9.89% |
| 1987 | 14.23% | 3.96% |
| 1988 | 2.58% | 15.91% |
| 1989 | 14.26% | 2.85% |
| 1990 | 18.28% | 4.16% |
| 1991 | 21.58% | 0.00% |
| 1992 | 10.46% | 6.57% |
| 1993 | 10.80% | 1.97% |
| 1994 | 9.09% | 25.45% |
| 1995 | 22.47% | 5.49% |
| 1996 | 4.24% | 9.00% |
| 1997 | 7.84% | 28.06% |
| 1998 | 21.59% | 0.29% |
| 1999 | 6.48% | 14.96% |
| 2000 | 12.26% | 1.49% |
| 2001 | 15.13% | 15.82% |
| 2002 | 7.59% | 6.82% |
| 2003 | 10.82% | 5.99% |
| 2004 | 15.13% | 28.21% |
| 2005 | 2.84% | 4.76% |
| 2006 | 10.37% | 14.50% |
| 2007 | 19.34% | 16.42% |
| 2008 | 12.15% | 15.36% |
| 2009 | 15.43% | 7.76% |
| 2010 | 7.52% | 8.31% |
| 2011 | 14.49% | 14.28% |
| 2012 | 16.37% | 10.59% |
| 2013 | 0.74% | 18.18% |


