Bath Maine Climate Data

Monthly Average Climate Data for Bath Maine

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January11.9 °F30.8 °F3.89 in.
February14.0 °F33.7 °F3.67 in.
March23.4 °F41.0 °F4.42 in.
April33.3 °F52.6 °F4.41 in.
May43.6 °F63.4 °F3.64 in.
June52.9 °F72.1 °F4.65 in.
July59.0 °F78.3 °F3.53 in.
August57.9 °F77.6 °F3.18 in.
September50.7 °F70.4 °F3.95 in.
October39.9 °F58.4 °F5.33 in.
November30.3 °F47.2 °F4.59 in.
December19.8 °F36.9 °F4.74 in.
Annual36.4 °F55.2 °F50 in.

Climate Data for Bath Maine

Average First Frost DateOct. 11 - Oct. 20
Average Last Frost DateMay 21 - May 31
Average Days With Frost125-150 Days
Plant Hardiness Zone - 2023Zone 5b : -15°F to -10°F
Plant Hardiness Zone - 2012Zone 5b : -15°F to -10°F
Current Drought ConditionsNormal
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year