West Swanzey New Hampshire Climate Data

Monthly Average Climate Data for West Swanzey New Hampshire

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-11.6 °C-0.5 °C82.8 mm
February-10.9 °C1.4 °C71.63 mm
March-5.9 °C6 °C85.6 mm
April0.3 °C13.5 °C88.65 mm
May6.3 °C20.2 °C95.5 mm
June11.7 °C24.9 °C109.22 mm
July14.6 °C27.7 °C110.49 mm
August13.5 °C26.9 °C106.68 mm
September9.1 °C22.9 °C104.65 mm
October2.8 °C15.6 °C124.46 mm
November-2.3 °C8.5 °C89.92 mm
December-7.4 °C2.5 °C100.33 mm
Annual1.7 °C14.1 °C1169.93 mm

Climate Data for West Swanzey New Hampshire

Average First Frost DateOct. 1 - Oct. 10
Average Last Frost DateMay 11 - May 20
Average Days With Frost125-150 Days
Plant Hardiness Zone - 2023Zone 5b : -26.1°C to -23.3°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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