Riverdale Georgia Climate Data

Monthly Average Climate Data for Riverdale Georgia

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January33.0 °F53.5 °F4.88 in.
February35.9 °F57.4 °F4.87 in.
March42.7 °F65.3 °F5.02 in.
April50.0 °F73.1 °F4.21 in.
May59.3 °F80.5 °F3.55 in.
June66.8 °F86.4 °F4.37 in.
July70.1 °F89.4 °F5.08 in.
August69.3 °F88.4 °F4.36 in.
September63.6 °F83.2 °F3.83 in.
October52.2 °F73.8 °F3.51 in.
November41.2 °F63.8 °F4.1 in.
December36.0 °F55.9 °F4.86 in.
Annual51.7 °F72.6 °F52.64 in.

Climate Data for Riverdale Georgia

Average First Frost DateNov. 11 - Nov. 20
Average Last Frost DateApr. 1 - Apr. 10
Average Days With Frost40-50 Days
Plant Hardiness Zone - 2023Zone 8b : 15°F to 20°F
Plant Hardiness Zone - 2012Zone 8a : 10°F to 15°F
Current Drought ConditionsNormal
Köppen Climate ClassificationCfa - Humid Subtropical Climate
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