Sanbornton New Hampshire Climate Data

Monthly Average Climate Data for Sanbornton New Hampshire

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January11.1 °F29.3 °F3.17 in.
February11.9 °F32.6 °F2.98 in.
March20.8 °F41.2 °F3.53 in.
April32.1 °F54.7 °F3.86 in.
May43.3 °F67.4 °F3.84 in.
June52.7 °F75.7 °F4.52 in.
July57.6 °F81.2 °F4.6 in.
August56.2 °F79.4 °F4.11 in.
September48.4 °F71.6 °F3.98 in.
October37.7 °F58.0 °F5.29 in.
November28.4 °F45.8 °F3.96 in.
December18.6 °F34.9 °F4.18 in.
Annual34.9 °F56 °F48.02 in.

Climate Data for Sanbornton New Hampshire

Average First Frost DateSep. 21 - Sep. 30
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 ConditionsAbnormally Dry
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year
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