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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April Very Warm: Very Cold:
1895 17.81% 1.90%
1896 35.28% 9.83%
1897 8.75% 5.95%
1898 12.18% 20.55%
1899 1.98% 3.08%
1900 12.10% 5.76%
1901 1.60% 28.67%
1902 11.44% 2.07%
1903 0.00% 4.32%
1904 1.85% 33.63%
1905 0.49% 0.77%