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:
Light freeze: 29 degrees F to 32 degrees F -- tender plants killed, with little destructive effect on other vegetation.
Moderate freeze: 25 degrees F to 28 degrees F -- widely destructive effect on most vegetation, with heavy damage to fruit
blossoms and tender and semi-hardy plants.
Severe freeze: 24 degrees F and colder -- damage to most plants.

Tags: spring, fall, autumn, frost, dates, dew

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