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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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| 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% |
