Frost Dates for Thomson, GA

Based on data from Thomson 1.5se weather station, 2 miles away

Elevation: 531 ft

Frost Dates

Last Spring Frost (50%) A 50% chance that the last spring frost has already passed by this date. Most gardeners use this as their primary planting guide. March 14
First Fall Frost (50%) A 50% chance that the first fall frost has occurred by this date. Plan to harvest or protect tender plants before this date. November 17

30% Probability

Only a 30% chance of frost remaining by this date. Use these dates for a safer planting window, especially for tender plants sensitive to cold.
Last Spring Frost March 21
First Fall Frost November 11

Hard Freeze (28°F)

Last Spring Hard Freeze February 26
First Fall Hard Freeze December 4
33.47°N, 82.50°W © OpenStreetMap

Growing Season

248 Days March 14 to November 17

USDA Hardiness Zone

Hardiness zones indicate which perennial plants can survive winter in your area. For annual vegetables, frost dates and growing season length matter more than hardiness zone.
Zone 8b

Avg. annual minimum: 15 to 20°F

Learn more

Köppen Climate

The Köppen climate classification system categorizes climates based on temperature and precipitation patterns.
Cfa Humid Subtropical

Hot, humid summers and mild winters with rain year-round. Long growing seasons support a wide variety of vegetables, fruits, and ornamentals. The most common climate in the eastern US.

Temperature

Avg High Avg Temp Avg Low Light Frost (32°F)
Temperature table
Average monthly temperatures (°F)
Month Avg High Avg Temp Avg Low
January57°46°35°
February59°48°36°
March67°55°43°
April76°63°51°
May83°71°59°
June89°78°67°
July91°81°70°
August90°80°69°
September86°75°64°
October77°65°53°
November67°54°42°
December59°48°37°

Precipitation

Precipitation table
Average monthly precipitation (inches)
MonthPrecipitation
January4.9
February5.2
March6.4
April7.0
May6.4
June5.1
July6.4
August6.8
September6.0
October4.8
November5.5
December4.7

Sunrise / Sunset

Daylight Eastern Time (ET) Longest: 14h 13m · Shortest: 9h 47m
Sunrise and sunset table
Sunrise, sunset, and daylight on the 15th of each month (Eastern Time (ET))
Month Sunrise Sunset Daylight
January7:39 AM5:40 PM10h 01m
February7:20 AM6:09 PM10h 48m
March7:47 AM7:32 PM11h 45m
April7:05 AM7:55 PM12h 50m
May6:34 AM8:18 PM13h 44m
June6:24 AM8:36 PM14h 12m
July6:35 AM8:36 PM14h 01m
August6:57 AM8:11 PM13h 15m
September7:19 AM7:30 PM12h 12m
October7:41 AM6:49 PM11h 09m
November7:08 AM5:22 PM10h 14m
December7:32 AM5:20 PM9h 48m

Nearby Stations

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