Jefferson Georgia Climate Data

Monthly Average Climate Data for Jefferson Georgia

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January0.3 °C11.8 °C119.89 mm
February1.8 °C13.8 °C118.11 mm
March5.2 °C18.2 °C120.14 mm
April9.4 °C22.7 °C102.36 mm
May14.3 °C26.6 °C92.2 mm
June18.8 °C30.3 °C124.46 mm
July20.7 °C32.1 °C111 mm
August20.2 °C31.3 °C119.63 mm
September16.9 °C28.4 °C101.85 mm
October10.6 °C23.2 °C92.46 mm
November4.6 °C17.7 °C101.35 mm
December1.7 °C13.1 °C120.4 mm
Annual10.4 °C22.4 °C1323.85 mm

Climate Data for Jefferson Georgia

Average First Frost DateNov. 1 - Nov. 10
Average Last Frost DateApr. 11 - Apr. 20
Average Days With Frost50-75 Days
Plant Hardiness Zone - 2023Zone 8b : -9.4°C to -6.7°C
Plant Hardiness Zone - 2012Zone 8a : -12.2°C to -9.4°C
Current Drought ConditionsNormal
Köppen Climate ClassificationCfa - Humid Subtropical Climate
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