West Hartford Connecticut Climate Data

Monthly Average Climate Data for West Hartford Connecticut

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January18.9 °F36.0 °F3.84 in.
February20.2 °F38.7 °F3.36 in.
March27.9 °F46.8 °F4.4 in.
April38.3 °F59.5 °F4.35 in.
May48.7 °F70.3 °F4.13 in.
June58.1 °F78.8 °F5.05 in.
July63.5 °F84.2 °F4.4 in.
August61.8 °F82.6 °F4.62 in.
September54.3 °F75.4 °F4.85 in.
October42.8 °F63.2 °F5.66 in.
November33.1 °F51.6 °F4.17 in.
December25.0 °F41.4 °F4.77 in.
Annual41.1 °F60.7 °F53.6 in.

Climate Data for West Hartford 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 6b : -5°F to 0°F
Current Drought ConditionsNormal
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
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