Wiscasset Maine Climate Data

Monthly Average Climate Data for Wiscasset Maine

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January11.9 °F30.7 °F3.89 in.
February14.1 °F33.7 °F3.59 in.
March23.3 °F41.2 °F4.37 in.
April33.3 °F52.6 °F4.47 in.
May43.6 °F63.7 °F3.69 in.
June52.7 °F72.3 °F4.5 in.
July58.8 °F78.3 °F3.51 in.
August57.6 °F77.5 °F3.17 in.
September50.5 °F70.3 °F3.97 in.
October39.9 °F58.3 °F5.46 in.
November30.2 °F47.2 °F4.59 in.
December19.7 °F36.7 °F4.83 in.
Annual36.3 °F55.2 °F50.04 in.

Climate Data for Wiscasset Maine

Average First Frost DateOct. 11 - Oct. 20
Average Last Frost DateMay 11 - May 20
Average Days With Frost125-150 Days
Plant Hardiness Zone - 2023Zone 5b : -15°F to -10°F
Plant Hardiness Zone - 2012Zone 6a : -10°F to -5°F
Current Drought ConditionsNormal
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year
2024 plantmaps.com