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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% |
