Gilmanton New Hampshire Climate Data

Monthly Average Climate Data for Gilmanton New Hampshire

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January13.5 °F29.1 °F2.78 in.
February14.0 °F32.2 °F2.99 in.
March21.9 °F40.7 °F3.23 in.
April33.5 °F53.9 °F3.58 in.
May44.0 °F66.8 °F3.71 in.
June53.7 °F75.0 °F4.57 in.
July58.9 °F80.1 °F4.29 in.
August57.7 °F78.4 °F4.13 in.
September49.9 °F70.6 °F4.28 in.
October39.5 °F57.2 °F4.77 in.
November30.1 °F45.4 °F3.57 in.
December20.4 °F34.7 °F3.63 in.
Annual36.4 °F55.3 °F45.53 in.

Climate Data for Gilmanton 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 ConditionsNormal
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year