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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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| March | Very Warm: | Very Cold: |
|---|---|---|
| 1895 | 5.91% | 6.45% |
| 1896 | 4.40% | 14.64% |
| 1897 | 9.89% | 30.17% |
| 1898 | 13.25% | 13.32% |
| 1899 | 3.09% | 25.24% |
| 1900 | 25.98% | 9.18% |
| 1901 | 2.53% | 1.20% |
| 1902 | 7.44% | 4.67% |
| 1903 | 21.91% | 0.00% |
| 1904 | 14.20% | 6.15% |
| 1905 | 37.85% | 0.00% |
