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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| November | Very Wet: | Very Dry: |
|---|---|---|
| 1895 | 7.33% | 2.25% |
| 1896 | 18.40% | 1.54% |
| 1897 | 12.58% | 17.10% |
| 1898 | 0.76% | 0.26% |
| 1899 | 2.17% | 11.97% |
| 1900 | 8.15% | 4.61% |
| 1901 | 0.00% | 15.25% |
| 1902 | 14.24% | 8.01% |
| 1903 | 3.91% | 31.53% |
| 1904 | 0.00% | 54.42% |
| 1905 | 17.84% | 8.83% |
| 1906 | 5.63% | 4.67% |
| 1907 | 7.99% | 12.17% |
| 1908 | 1.63% | 16.95% |
| 1909 | 34.00% | 14.00% |
| 1910 | 7.13% | 21.73% |
| 1911 | 2.27% | 8.63% |
| 1912 | 0.00% | 17.39% |
| 1913 | 8.21% | 7.41% |
| 1914 | 3.21% | 36.02% |
| 1915 | 0.74% | 9.49% |
| 1916 | 0.00% | 12.93% |
| 1917 | 0.00% | 39.70% |
| 1918 | 7.60% | 1.37% |
| 1919 | 17.33% | 1.86% |
| 1920 | 3.38% | 7.18% |
| 1921 | 8.65% | 13.55% |
| 1922 | 17.37% | 17.28% |
| 1923 | 1.41% | 5.89% |
| 1924 | 0.00% | 19.60% |
| 1925 | 0.50% | 3.38% |
| 1926 | 13.17% | 3.00% |
| 1927 | 14.44% | 9.61% |
| 1928 | 10.35% | 9.48% |
| 1929 | 5.29% | 20.44% |
| 1930 | 7.98% | 5.14% |
| 1931 | 18.52% | 11.31% |
| 1932 | 5.23% | 24.65% |
| 1933 | 0.00% | 28.54% |
| 1934 | 14.90% | 1.58% |
| 1935 | 2.35% | 2.51% |
| 1936 | 0.25% | 29.96% |
| 1937 | 1.72% | 11.50% |
| 1938 | 1.95% | 6.76% |
| 1939 | 1.20% | 52.94% |
| 1940 | 16.76% | 1.54% |
| 1941 | 1.00% | 4.99% |
| 1942 | 11.40% | 13.71% |
| 1943 | 0.94% | 12.11% |
| 1944 | 15.99% | 0.68% |
| 1945 | 7.98% | 14.60% |
| 1946 | 19.97% | 2.77% |
| 1947 | 14.98% | 0.00% |
| 1948 | 19.83% | 8.66% |
| 1949 | 0.00% | 41.99% |
| 1950 | 9.32% | 18.07% |
| 1951 | 4.63% | 2.28% |
| 1952 | 6.58% | 7.96% |
| 1953 | 2.49% | 15.30% |
| 1954 | 0.76% | 20.42% |
| 1955 | 2.35% | 14.28% |
| 1956 | 4.83% | 32.81% |
| 1957 | 24.31% | 0.81% |
| 1958 | 8.13% | 1.84% |
| 1959 | 5.17% | 18.07% |
| 1960 | 2.98% | 12.85% |
| 1961 | 8.93% | 3.57% |
| 1962 | 3.41% | 15.18% |
| 1963 | 7.41% | 5.23% |
| 1964 | 6.27% | 2.31% |
| 1965 | 10.74% | 16.95% |
| 1966 | 3.96% | 14.77% |
| 1967 | 2.53% | 10.55% |
| 1968 | 8.01% | 0.44% |
| 1969 | 4.75% | 17.53% |
| 1970 | 13.32% | 9.20% |
| 1971 | 6.10% | 3.72% |
| 1972 | 19.33% | 4.79% |
| 1973 | 18.21% | 5.63% |
| 1974 | 1.85% | 1.20% |
| 1975 | 10.11% | 0.75% |
| 1976 | 2.15% | 45.23% |
| 1977 | 13.14% | 0.60% |
| 1978 | 19.54% | 3.81% |
| 1979 | 6.10% | 4.73% |
| 1980 | 1.82% | 15.04% |
| 1981 | 7.06% | 12.27% |
| 1982 | 11.76% | 0.94% |
| 1983 | 39.84% | 0.00% |
| 1984 | 9.10% | 2.99% |
| 1985 | 38.64% | 0.81% |
| 1986 | 23.66% | 4.03% |
| 1987 | 11.73% | 3.48% |
| 1988 | 15.92% | 3.48% |
| 1989 | 2.87% | 27.81% |
| 1990 | 4.61% | 4.56% |
| 1991 | 14.36% | 2.13% |
| 1992 | 25.46% | 6.88% |
| 1993 | 6.73% | 6.33% |
| 1994 | 16.33% | 0.40% |
| 1995 | 6.31% | 8.11% |
| 1996 | 19.66% | 1.47% |
| 1997 | 5.92% | 3.22% |
| 1998 | 12.56% | 6.48% |
| 1999 | 0.12% | 35.36% |
| 2000 | 23.93% | 3.36% |
| 2001 | 11.25% | 7.57% |
| 2002 | 1.29% | 13.81% |
| 2003 | 6.48% | 1.01% |
| 2004 | 30.07% | 6.57% |
| 2005 | 8.64% | 11.31% |
| 2006 | 8.32% | 13.37% |
| 2007 | 0.59% | 25.98% |
| 2008 | 4.03% | 2.94% |
| 2009 | 3.25% | 25.17% |
| 2010 | 4.86% | 7.31% |
| 2011 | 9.59% | 4.04% |
| 2012 | 2.13% | 36.22% |
