Farmers' Almanac

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Average Frost Dates

Courtesy of the National Climatic Data Center, National Oceanic and Atmospheric Administration.

The dates listed above are normal averages for a light freeze/frost. The possibility of a frost occurring after the spring dates and before the fall dates is 50 percent. Frost/freeze temperatures are categorized by their effect on plants:

*Higher elevations in Hawaii do occasionally see at-or-near freezing temperatures but definitive frost dates are not available.