Lyndeborough New Hampshire Climate Data

Monthly Average Climate Data for Lyndeborough New Hampshire

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January12.9 °F31.2 °F3.6 in.
February14.1 °F34.2 °F3.45 in.
March21.8 °F42.2 °F4.11 in.
April32.7 °F55.7 °F4.12 in.
May43.8 °F66.9 °F4.0 in.
June53.3 °F75.7 °F4.23 in.
July58.5 °F80.7 °F4.09 in.
August56.6 °F79.1 °F4.09 in.
September49.2 °F72.0 °F4.16 in.
October38.1 °F58.9 °F5.29 in.
November28.8 °F47.4 °F4.05 in.
December19.3 °F36.6 °F4.48 in.
Annual35.8 °F56.7 °F49.67 in.

Climate Data for Lyndeborough New Hampshire

Average First Frost DateOct. 1 - Oct. 10
Average Last Frost DateMay 21 - May 31
Average Days With Frost150-180 Days
Plant Hardiness Zone - 2023Zone 6a : -10°F to -5°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
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