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Spring Freeze Dates for Missouri

Three types of freezes are described by weather experts:

Light freeze - Temperatures between 28 and 32 degrees F., causing little or no damage to most plants, heavy damage to tender plants and to semi-hardy plants in low lands.

Moderate freeze - Temperatures between 24 and 28 degrees F., causing some damage to fruit blossoms and to tender and semi-hardy plants.

Severe freeze - Temperatures less than 24 degrees F., causing heavy damage to all plants.

Dates in the Spring after which there is a:

50% chance of a moderate killing freeze

20% chance of a moderate killing freeze

10% chance of a moderate killing freeze

5% chance of a moderate killing freeze

University of Missouri Extension Web site Manager:  Bob Schultheis
Webster County Extension Center
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Last revised: 10/30/2009

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