Belmont New Hampshire Climate Data

Monthly Average Climate Data for Belmont New Hampshire

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-11.1 °C-1.3 °C75.95 mm
February-10.5 °C0.5 °C74.17 mm
March-5.7 °C5.2 °C86.36 mm
April0.7 °C12.8 °C95.5 mm
May6.8 °C19.7 °C89.92 mm
June12 °C24.2 °C115.57 mm
July15.1 °C27.3 °C114.55 mm
August14.1 °C26.3 °C103.38 mm
September9.8 °C22.1 °C103.12 mm
October3.7 °C14.6 °C129.03 mm
November-1.4 °C7.9 °C92.2 mm
December-7 °C1.9 °C102.87 mm
Annual2.2 °C13.4 °C1182.62 mm

Climate Data for Belmont 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 5b : -26.1°C to -23.3°C
Plant Hardiness Zone - 2012Zone 5a : -28.9°C to -26.1°C
Current Drought ConditionsNormal
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year
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