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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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| February | Very Wet: | Very Dry: |
|---|---|---|
| 1895 | 2.06% | 17.48% |
| 1896 | 8.33% | 15.86% |
| 1897 | 16.86% | 8.88% |
| 1898 | 4.11% | 25.98% |
| 1899 | 13.65% | 13.34% |
| 1900 | 15.52% | 9.67% |
| 1901 | 2.65% | 11.03% |
| 1902 | 13.88% | 10.38% |
| 1903 | 40.41% | 6.88% |
| 1904 | 17.53% | 15.56% |
| 1905 | 9.39% | 5.52% |
| 1906 | 0.00% | 11.59% |
| 1907 | 4.11% | 8.72% |
| 1908 | 20.53% | 0.88% |
| 1909 | 21.15% | 8.47% |
| 1910 | 11.64% | 8.81% |
| 1911 | 14.95% | 5.81% |
| 1912 | 5.86% | 10.80% |
| 1913 | 3.15% | 10.90% |
| 1914 | 0.00% | 1.01% |
| 1915 | 23.09% | 1.52% |
| 1916 | 3.40% | 20.22% |
| 1917 | 4.50% | 11.61% |
| 1918 | 0.00% | 11.55% |
| 1919 | 16.02% | 0.00% |
| 1920 | 2.65% | 18.17% |
| 1921 | 0.00% | 10.26% |
| 1922 | 10.25% | 2.11% |
| 1923 | 6.70% | 15.59% |
| 1924 | 0.00% | 10.15% |
