Hartland Maine Climate Data

Monthly Average Climate Data for Hartland Maine

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January6.1 °F27.2 °F3.51 in.
February7.4 °F30.7 °F2.87 in.
March18.2 °F39.7 °F3.66 in.
April30.6 °F53.1 °F3.98 in.
May41.8 °F66.1 °F3.44 in.
June51.6 °F74.6 °F4.26 in.
July57.3 °F79.9 °F3.57 in.
August55.4 °F78.8 °F3.57 in.
September47.4 °F71.4 °F3.81 in.
October36.6 °F57.9 °F4.75 in.
November27.0 °F44.9 °F4.24 in.
December15.2 °F33.4 °F4.24 in.
Annual32.9 °F54.8 °F45.9 in.

Climate Data for Hartland Maine

Average First Frost DateOct. 1 - Oct. 10
Average Last Frost DateJun. 1 - Jun. 10
Average Days With Frost150-180 Days
Plant Hardiness Zone - 2023Zone 5a : -20°F to -15°F
Plant Hardiness Zone - 2012Zone 4b : -25°F to -20°F
Current Drought ConditionsNormal
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year
2024 plantmaps.com