Oakville Connecticut Climate Data

Monthly Average Climate Data for Oakville Connecticut

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January17.7 °F36.1 °F3.69 in.
February18.9 °F39.0 °F3.19 in.
March26.1 °F46.9 °F4.4 in.
April36.4 °F59.4 °F4.07 in.
May46.7 °F70.5 °F4.12 in.
June55.9 °F78.7 °F4.61 in.
July61.4 °F83.7 °F4.68 in.
August59.8 °F81.9 °F4.55 in.
September52.6 °F74.7 °F4.69 in.
October41.0 °F62.9 °F5.38 in.
November31.6 °F51.4 °F4.05 in.
December23.8 °F40.9 °F4.58 in.
Annual39.3 °F60.5 °F52.01 in.

Climate Data for Oakville Connecticut

Average First Frost DateOct. 11 - Oct. 20
Average Last Frost DateMay 11 - May 20
Average Days With Frost125-150 Days
Plant Hardiness Zone - 2023Zone 6b : -5°F to 0°F
Plant Hardiness Zone - 2012Zone 6a : -10°F to -5°F
Current Drought ConditionsNormal
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
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