Goffstown New Hampshire Climate Data

Monthly Average Climate Data for Goffstown New Hampshire

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-10.4 °C0.3 °C79.25 mm
February-9.5 °C1.9 °C80.52 mm
March-4.8 °C6.4 °C91.44 mm
April1.3 °C13.7 °C96.27 mm
May7.4 °C20 °C94.23 mm
June12.7 °C25.1 °C112.78 mm
July15.7 °C27.8 °C99.06 mm
August14.6 °C27.1 °C95.76 mm
September10.3 °C22.9 °C99.57 mm
October3.8 °C15.7 °C121.16 mm
November-1.4 °C9.4 °C95.76 mm
December-6.6 °C3.4 °C108.2 mm
Annual2.8 °C14.5 °C1174 mm

Climate Data for Goffstown New Hampshire

Average First Frost DateOct. 1 - Oct. 10
Average Last Frost DateMay 11 - May 20
Average Days With Frost150-180 Days
Plant Hardiness Zone - 2023Zone 6a : -23.3°C to -20.6°C
Plant Hardiness Zone - 2012Zone 5b : -26.1°C to -23.3°C
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year
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