Haverhill New Hampshire Climate Data

Monthly Average Climate Data for Haverhill New Hampshire

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-14 °C-1.8 °C61.21 mm
February-14 °C0.2 °C52.83 mm
March-8.1 °C5.3 °C61.98 mm
April-1.2 °C12.8 °C74.93 mm
May5.4 °C20 °C86.61 mm
June10.5 °C24.7 °C100.84 mm
July13.6 °C27.6 °C104.9 mm
August12.4 °C26.9 °C95.25 mm
September8.3 °C22.7 °C90.68 mm
October1.7 °C14.8 °C106.43 mm
November-3.4 °C7.9 °C71.12 mm
December-9.3 °C1.4 °C79.76 mm
Annual0.2 °C13.5 °C986.54 mm

Climate Data for Haverhill New Hampshire

Average First Frost DateOct. 1 - Oct. 10
Average Last Frost DateMay 21 - May 31
Average Days With Frost150-180 Days
Plant Hardiness Zone - 2023Zone 5a : -28.9°C to -26.1°C
Plant Hardiness Zone - 2012Zone 4b : -31.7°C to -28.9°C
Current Drought ConditionsNormal
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year
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