Chesterfield New Hampshire Climate Data

Monthly Average Climate Data for Chesterfield New Hampshire

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January12.9 °F30.5 °F3.47 in.
February14.3 °F33.5 °F3.06 in.
March21.9 °F41.4 °F3.62 in.
April33.0 °F54.8 °F3.75 in.
May43.6 °F66.8 °F3.9 in.
June53.4 °F75.2 °F4.55 in.
July59.1 °F80.2 °F4.44 in.
August56.2 °F78.8 °F4.44 in.
September49.0 °F71.4 °F4.28 in.
October37.9 °F58.6 °F5.09 in.
November29.0 °F46.9 °F3.73 in.
December19.5 °F36.1 °F4.35 in.
Annual35.8 °F56.2 °F48.68 in.

Climate Data for Chesterfield New Hampshire

Average First Frost DateSep. 21 - Sep. 30
Average Last Frost DateJun. 1 - Jun. 10
Average Days With Frost150-180 Days
Plant Hardiness Zone - 2023Zone 6a : -10°F to -5°F
Plant Hardiness Zone - 2012Zone 5b : -15°F to -10°F
Current Drought ConditionsModerate Drought
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year
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