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%