New Boston New Hampshire Climate Data

Monthly Average Climate Data for New Boston New Hampshire

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January13.2 °F32.0 °F3.36 in.
February14.4 °F35.0 °F3.35 in.
March22.7 °F43.1 °F3.89 in.
April33.6 °F56.5 °F3.93 in.
May44.7 °F67.7 °F3.74 in.
June54.2 °F76.6 °F4.56 in.
July59.5 °F81.6 °F3.85 in.
August57.5 °F80.2 °F3.79 in.
September50.0 °F72.9 °F4.11 in.
October38.4 °F59.8 °F4.99 in.
November29.2 °F48.4 °F3.99 in.
December19.7 °F37.5 °F4.49 in.
Annual36.4 °F57.6 °F48.05 in.

Climate Data for New Boston New Hampshire

Average First Frost DateNov. 1 - Nov. 10
Average Last Frost DateMay 21 - May 31
Average Days With Frost150-180 Days
Plant Hardiness ZoneZone 5b : -15°F to -10°F
Current Drought ConditionsNormal
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year