Haverhill New Hampshire Climate Data

Monthly Average Climate Data for Haverhill New Hampshire

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January6.8 °F28.7 °F2.41 in.
February6.8 °F32.4 °F2.08 in.
March17.4 °F41.5 °F2.44 in.
April29.8 °F55.1 °F2.95 in.
May41.7 °F68.0 °F3.41 in.
June50.9 °F76.5 °F3.97 in.
July56.5 °F81.6 °F4.13 in.
August54.4 °F80.4 °F3.75 in.
September47.0 °F72.9 °F3.57 in.
October35.1 °F58.7 °F4.19 in.
November25.8 °F46.2 °F2.8 in.
December15.3 °F34.5 °F3.14 in.
Annual32.3 °F56.4 °F38.84 in.

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 : -20°F to -15°F
Plant Hardiness Zone - 2012Zone 4b : -25°F to -20°F
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year
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