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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| February | Very Warm: | Very Cold: |
|---|---|---|
| 1895 | 0.39% | 53.24% |
| 1896 | 4.33% | 0.00% |
| 1897 | 0.00% | 2.18% |
| 1898 | 10.44% | 0.19% |
| 1899 | 0.00% | 64.27% |
| 1900 | 0.46% | 15.95% |
| 1901 | 0.77% | 19.69% |
| 1902 | 2.33% | 31.28% |
| 1903 | 0.00% | 41.61% |
| 1904 | 11.72% | 23.74% |
| 1905 | 0.81% | 58.50% |
| 1906 | 5.57% | 0.00% |
| 1907 | 27.92% | 6.50% |
| 1908 | 0.00% | 2.42% |
| 1909 | 5.33% | 0.00% |
| 1910 | 0.00% | 16.67% |
| 1911 | 11.12% | 14.38% |
| 1912 | 0.00% | 22.34% |
| 1913 | 1.04% | 25.23% |
| 1914 | 0.00% | 24.28% |
| 1915 | 6.32% | 0.00% |
| 1916 | 2.84% | 0.90% |
| 1917 | 0.00% | 15.93% |
| 1918 | 4.21% | 0.91% |
| 1919 | 0.00% | 8.53% |
| 1920 | 0.32% | 0.29% |
| 1921 | 0.93% | 0.00% |
| 1922 | 9.92% | 18.24% |
| 1923 | 0.00% | 21.69% |
| 1924 | 18.90% | 1.70% |
| 1925 | 33.08% | 0.00% |
| 1926 | 26.19% | 0.31% |
| 1927 | 37.28% | 0.00% |
| 1928 | 0.00% | 0.00% |
| 1929 | 0.08% | 65.02% |
| 1930 | 54.74% | 0.00% |
| 1931 | 25.35% | 0.00% |
| 1932 | 42.52% | 5.01% |
| 1933 | 0.17% | 37.47% |
| 1934 | 18.41% | 17.04% |
| 1935 | 6.69% | 0.00% |
| 1936 | 0.00% | 54.42% |
| 1937 | 1.10% | 6.36% |
| 1938 | 26.62% | 1.11% |
| 1939 | 6.37% | 43.78% |
| 1940 | 0.00% | 0.09% |
| 1941 | 1.45% | 3.87% |
| 1942 | 0.00% | 16.14% |
| 1943 | 6.68% | 0.00% |
| 1944 | 8.37% | 2.75% |
| 1945 | 0.00% | 0.00% |
| 1946 | 3.51% | 1.89% |
| 1947 | 6.11% | 27.87% |
| 1948 | 0.00% | 5.61% |
| 1949 | 14.70% | 26.67% |
| 1950 | 8.43% | 0.78% |
| 1951 | 0.04% | 0.00% |
| 1952 | 4.35% | 1.17% |
| 1953 | 3.60% | 0.00% |
| 1954 | 71.95% | 0.00% |
| 1955 | 0.00% | 16.67% |
| 1956 | 4.30% | 26.10% |
| 1957 | 39.33% | 0.00% |
| 1958 | 13.01% | 30.53% |
| 1959 | 1.10% | 2.94% |
| 1960 | 2.04% | 24.14% |
| 1961 | 12.50% | 0.00% |
| 1962 | 19.29% | 1.49% |
| 1963 | 25.46% | 24.87% |
| 1964 | 1.63% | 21.66% |
| 1965 | 0.00% | 2.71% |
| 1966 | 0.00% | 15.65% |
| 1967 | 0.94% | 5.16% |
| 1968 | 13.37% | 22.06% |
| 1969 | 0.00% | 3.67% |
| 1970 | 6.72% | 0.00% |
| 1971 | 0.00% | 0.00% |
| 1972 | 0.00% | 0.00% |
| 1973 | 0.00% | 2.77% |
| 1974 | 0.66% | 2.24% |
| 1975 | 0.93% | 2.67% |
| 1976 | 56.89% | 0.00% |
| 1977 | 8.14% | 0.00% |
| 1978 | 0.00% | 56.49% |
| 1979 | 0.00% | 44.52% |
| 1980 | 3.89% | 10.96% |
| 1981 | 6.88% | 0.00% |
| 1982 | 1.10% | 0.64% |
| 1983 | 17.30% | 0.00% |
| 1984 | 26.74% | 1.35% |
| 1985 | 0.00% | 9.77% |
| 1986 | 17.90% | 0.00% |
| 1987 | 20.01% | 0.00% |
| 1988 | 4.76% | 0.00% |
| 1989 | 0.00% | 47.22% |
| 1990 | 23.00% | 1.21% |
| 1991 | 49.11% | 0.00% |
| 1992 | 51.99% | 0.00% |
| 1993 | 0.00% | 14.64% |
| 1994 | 0.45% | 7.34% |
| 1995 | 32.95% | 0.00% |
| 1996 | 13.50% | 0.00% |
| 1997 | 4.83% | 0.00% |
| 1998 | 33.13% | 0.00% |
| 1999 | 48.98% | 0.00% |
| 2000 | 52.47% | 0.00% |
| 2001 | 2.06% | 0.45% |
| 2002 | 16.12% | 0.44% |
| 2003 | 0.00% | 0.23% |
| 2004 | 0.00% | 0.00% |
| 2005 | 11.75% | 0.00% |
| 2006 | 0.93% | 0.00% |
| 2007 | 0.00% | 12.74% |
| 2008 | 3.42% | 0.39% |
| 2009 | 13.06% | 0.00% |
| 2010 | 2.77% | 27.88% |
| 2011 | 0.00% | 0.38% |
| 2012 | 12.93% | 0.00% |


