Newnan Georgia Climate Data

Monthly Average Climate Data for Newnan Georgia

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January0.1 °C12.2 °C128.52 mm
February1.8 °C14.4 °C130.05 mm
March5.2 °C18.8 °C132.33 mm
April9.2 °C22.9 °C112.01 mm
May14.4 °C26.8 °C92.46 mm
June18.6 °C29.9 °C108.46 mm
July20.4 °C31.6 °C133.86 mm
August20.2 °C31 °C114.81 mm
September16.8 °C28.3 °C100.84 mm
October10.6 °C23.3 °C84.33 mm
November4.5 °C17.9 °C105.16 mm
December1.6 °C13.5 °C129.29 mm
Annual10.3 °C22.6 °C1372.12 mm

Climate Data for Newnan 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 8a : -12.2°C to -9.4°C
Plant Hardiness Zone - 2012Zone 7b : -15°C to -12.2°C
Current Drought ConditionsNormal
Köppen Climate ClassificationCfa - Humid Subtropical Climate
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