Storrs Connecticut Climate Data

Monthly Average Climate Data for Storrs Connecticut

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January17.3 °F35.0 °F3.6 in.
February18.2 °F37.6 °F3.12 in.
March25.9 °F45.3 °F4.35 in.
April35.9 °F57.3 °F4.33 in.
May45.8 °F67.8 °F3.56 in.
June55.2 °F76.0 °F4.32 in.
July60.8 °F81.1 °F3.99 in.
August59.0 °F79.5 °F4.25 in.
September51.9 °F72.9 °F4.42 in.
October40.7 °F61.3 °F4.86 in.
November31.7 °F50.7 °F3.92 in.
December23.8 °F40.6 °F4.45 in.
Annual38.9 °F58.8 °F49.17 in.

Climate Data for Storrs Connecticut

Average First Frost DateOct. 11 - Oct. 20
Average Last Frost DateMay 1 - May 10
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 ConditionsSevere Drought
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year
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