Plaistow New Hampshire Climate Data

Monthly Average Climate Data for Plaistow New Hampshire

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-8.9 °C1.6 °C88.9 mm
February-7.9 °C3.1 °C87.38 mm
March-3.7 °C7.3 °C115.06 mm
April2 °C14.3 °C105.66 mm
May7.7 °C20.1 °C97.54 mm
June13 °C25.1 °C107.7 mm
July16.3 °C28.3 °C90.68 mm
August15.3 °C27.4 °C89.41 mm
September11.1 °C23.4 °C97.54 mm
October4.6 °C16.6 °C124.97 mm
November-0.4 °C10.4 °C97.28 mm
December-5.3 °C4.6 °C115.32 mm
Annual3.7 °C15.2 °C1217.44 mm

Climate Data for Plaistow New Hampshire

Average First Frost DateOct. 11 - Oct. 20
Average Last Frost DateMay 21 - May 31
Average Days With Frost125-150 Days
Plant Hardiness Zone - 2023Zone 6a : -23.3°C to -20.6°C
Plant Hardiness Zone - 2012Zone 6a : -23.3°C to -20.6°C
Current Drought ConditionsNormal
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year
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