Last frost date in Smithfield, North Carolina

March 29

Average last frost in spring. In an early year (1 in 10) it's over by March 10; in a late year (1 in 10) it comes after April 14.

November 5

Average first frost in fall. 1 year in 10 it comes by October 22.

Source: NOAA U.S. Climate Normals 1991–2020, station Smithfield (USC00317994), 0.6 miles from Smithfield, elevation 150 ft. NOAA National Centers for Environmental Information. These are long-term averages, not a forecast.

What to plant now

Frost dates for Smithfield, North Carolina
Early yearAverageLate year
Last frost in springMar 10Mar 29Apr 14
First frost in fallOct 22Nov 5Nov 21

Frost-free days in an average year: 220

Light frost, frost and hard freeze in Smithfield
Chance in a yearAverage last in springAverage first in fall
Light frost (36°F)Every yearApr 12Oct 28
Frost (32°F)Every yearMar 29Nov 5
Hard freeze (28°F)Every yearMar 16Nov 17

Nights at 32°F or colder in an average year: 76

What to plant now in Smithfield

Planting dates: USDA Home and Garden Bulletin No. 9 (1967), “Suburban and Farm Vegetable Gardens,” tables 4 and 5. How we match the table.

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