Hopkinton New Hampshire Climate Data

Monthly Average Climate Data for Hopkinton New Hampshire

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-11.4 °C-0.4 °C80.77 mm
February-10.6 °C1.3 °C80.77 mm
March-5.8 °C5.9 °C90.93 mm
April0.3 °C13.3 °C98.04 mm
May6.5 °C19.9 °C93.47 mm
June11.8 °C24.8 °C112.52 mm
July14.8 °C27.8 °C105.41 mm
August13.7 °C26.9 °C95 mm
September9.4 °C22.7 °C99.82 mm
October2.9 °C15.3 °C127 mm
November-2.1 °C8.7 °C97.28 mm
December-7.3 °C2.8 °C112.27 mm
Annual1.9 °C14.1 °C1193.28 mm

Climate Data for Hopkinton 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 5b : -26.1°C to -23.3°C
Current Drought ConditionsNormal
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year
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