Manchester Connecticut Climate Data

Monthly Average Climate Data for Manchester Connecticut

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January18.8 °F36.3 °F3.33 in.
February20.2 °F39.1 °F2.94 in.
March27.9 °F47.0 °F4.14 in.
April38.1 °F59.1 °F3.83 in.
May48.0 °F69.7 °F3.56 in.
June57.4 °F78.2 °F4.21 in.
July63.0 °F83.4 °F4.07 in.
August61.3 °F81.9 °F4.07 in.
September53.7 °F74.9 °F4.32 in.
October42.5 °F63.0 °F4.54 in.
November32.5 °F51.5 °F3.62 in.
December24.9 °F41.8 °F4.19 in.
Annual40.7 °F60.5 °F46.82 in.

Climate Data for Manchester 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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