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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| July | Very Warm: | Very Cold: |
|---|---|---|
| 1895 | 0.00% | 33.37% |
| 1896 | 14.41% | 1.45% |
| 1897 | 8.24% | 19.42% |
| 1898 | 5.83% | 0.00% |
| 1899 | 7.93% | 3.13% |
| 1900 | 7.61% | 3.08% |
| 1901 | 57.47% | 5.68% |
| 1902 | 4.52% | 29.82% |
| 1903 | 2.55% | 27.89% |
| 1904 | 0.00% | 45.53% |
| 1905 | 4.77% | 38.25% |
| 1906 | 13.53% | 35.29% |
| 1907 | 0.79% | 20.60% |
| 1908 | 11.39% | 19.74% |
| 1909 | 3.01% | 19.44% |
| 1910 | 6.29% | 0.99% |
| 1911 | 1.73% | 34.47% |
| 1912 | 1.65% | 31.38% |
| 1913 | 3.98% | 27.50% |
| 1914 | 2.44% | 14.34% |
| 1915 | 0.00% | 51.06% |
| 1916 | 19.29% | 22.53% |
| 1917 | 8.14% | 0.00% |
| 1918 | 3.01% | 31.46% |
| 1919 | 5.89% | 11.55% |
| 1920 | 0.86% | 17.90% |
| 1921 | 20.29% | 7.92% |
| 1922 | 1.28% | 18.89% |
| 1923 | 0.00% | 10.04% |
| 1924 | 0.00% | 40.64% |
| 1925 | 12.52% | 6.21% |
| 1926 | 5.79% | 18.16% |
| 1927 | 0.00% | 14.45% |
| 1928 | 0.73% | 4.85% |
| 1929 | 0.00% | 2.53% |
| 1930 | 17.23% | 4.45% |
| 1931 | 35.33% | 0.73% |
| 1932 | 11.61% | 10.72% |
| 1933 | 18.80% | 1.20% |
| 1934 | 46.60% | 0.10% |
| 1935 | 25.89% | 4.86% |
| 1936 | 46.67% | 2.03% |
| 1937 | 3.22% | 0.00% |
| 1938 | 3.62% | 10.45% |
| 1939 | 4.79% | 0.52% |
| 1940 | 5.01% | 2.36% |
| 1941 | 4.84% | 11.28% |
| 1942 | 8.10% | 2.84% |
| 1943 | 2.57% | 0.22% |
| 1944 | 0.90% | 14.65% |
| 1945 | 1.67% | 11.42% |
| 1946 | 0.10% | 2.07% |
| 1947 | 4.58% | 23.99% |
| 1948 | 2.08% | 8.77% |
| 1949 | 13.51% | 0.23% |
| 1950 | 0.22% | 59.71% |
| 1951 | 10.72% | 4.28% |
| 1952 | 17.26% | 4.61% |
| 1953 | 6.78% | 0.17% |
| 1954 | 40.19% | 3.77% |
| 1955 | 26.91% | 17.30% |
| 1956 | 2.88% | 15.71% |
| 1957 | 6.98% | 2.52% |
| 1958 | 6.43% | 25.38% |
| 1959 | 11.32% | 8.14% |
| 1960 | 13.29% | 8.45% |
| 1961 | 3.80% | 12.64% |
| 1962 | 2.81% | 39.07% |
| 1963 | 7.50% | 18.30% |
| 1964 | 9.11% | 4.21% |
| 1965 | 0.00% | 19.32% |
| 1966 | 19.19% | 3.56% |
| 1967 | 0.54% | 34.68% |
| 1968 | 2.18% | 12.88% |
| 1969 | 10.71% | 1.43% |
| 1970 | 1.14% | 1.98% |
| 1971 | 2.30% | 29.01% |
| 1972 | 0.58% | 32.90% |
| 1973 | 0.48% | 4.82% |
| 1974 | 6.13% | 3.71% |
| 1975 | 7.29% | 16.11% |
| 1976 | 0.94% | 21.86% |
| 1977 | 3.48% | 0.00% |
| 1978 | 6.84% | 2.53% |
| 1979 | 1.69% | 7.08% |
| 1980 | 37.52% | 0.00% |
| 1981 | 8.67% | 0.88% |
| 1982 | 0.51% | 6.16% |
| 1983 | 9.94% | 14.58% |
| 1984 | 3.72% | 14.68% |
| 1985 | 15.78% | 0.70% |
| 1986 | 14.86% | 23.34% |
| 1987 | 6.28% | 16.79% |
| 1988 | 21.85% | 0.73% |
| 1989 | 13.71% | 6.47% |
| 1990 | 5.74% | 9.88% |
| 1991 | 2.80% | 4.49% |
| 1992 | 3.27% | 44.11% |
| 1993 | 15.80% | 33.62% |
| 1994 | 16.32% | 16.63% |
| 1995 | 5.43% | 10.64% |
| 1996 | 19.63% | 18.26% |
| 1997 | 1.16% | 7.33% |
| 1998 | 35.88% | 0.00% |
| 1999 | 15.38% | 2.80% |
| 2000 | 12.92% | 14.39% |
| 2001 | 17.31% | 7.14% |
| 2002 | 39.03% | 2.72% |
| 2003 | 36.79% | 1.63% |
| 2004 | 6.63% | 20.20% |
| 2005 | 27.52% | 0.00% |
| 2006 | 47.78% | 0.00% |
| 2007 | 30.46% | 18.57% |
| 2008 | 8.43% | 2.40% |
| 2009 | 17.95% | 39.39% |
| 2010 | 28.58% | 1.17% |
| 2011 | 48.80% | 1.93% |
| 2012 | 60.42% | 0.00% |
