Westmoreland New Hampshire Climate Data

Monthly Average Climate Data for Westmoreland New Hampshire

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January11.2 °F30.8 °F3.28 in.
February12.7 °F34.1 °F2.82 in.
March21.2 °F42.3 °F3.31 in.
April32.5 °F55.9 °F3.44 in.
May43.6 °F67.8 °F3.78 in.
June52.8 °F76.5 °F4.33 in.
July58.2 °F81.6 °F4.34 in.
August56.0 °F80.0 °F4.27 in.
September48.2 °F72.8 °F4.04 in.
October37.1 °F59.9 °F4.84 in.
November27.9 °F47.3 °F3.49 in.
December18.7 °F36.0 °F4.02 in.
Annual35 °F57.1 °F45.96 in.

Climate Data for Westmoreland New Hampshire

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