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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October Very Warm: Very Cold:
1895 2.44% 48.51%
1896 3.01% 28.04%
1897 14.37% 6.45%
1898 1.51% 33.18%
1899 5.01% 18.78%