Ridgefield Connecticut Climate Data

Monthly Average Climate Data for Ridgefield Connecticut

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January18.5 °F35.1 °F4.15 in.
February20.2 °F38.3 °F3.08 in.
March27.3 °F46.2 °F4.3 in.
April38.2 °F58.5 °F4.09 in.
May48.1 °F68.7 °F3.89 in.
June57.3 °F76.8 °F4.68 in.
July62.7 °F81.9 °F4.36 in.
August61.3 °F80.1 °F4.92 in.
September54.1 °F73.1 °F5.0 in.
October42.7 °F61.6 °F5.02 in.
November33.3 °F50.6 °F4.28 in.
December24.8 °F40.0 °F4.68 in.
Annual40.7 °F59.2 °F52.45 in.

Climate Data for Ridgefield Connecticut

Average First Frost DateOct. 11 - Oct. 20
Average Last Frost DateMay 11 - May 20
Average Days With Frost100-125 Days
Plant Hardiness Zone - 2023Zone 6b : -5°F to 0°F
Plant Hardiness Zone - 2012Zone 6b : -5°F to 0°F
Current Drought ConditionsNormal
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
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