Concord New Hampshire Climate Data

Monthly Average Climate Data for Concord New Hampshire

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January12.3 °F31.7 °F3.04 in.
February14.1 °F34.8 °F3.05 in.
March23.0 °F42.9 °F3.46 in.
April34.0 °F56.3 °F3.75 in.
May45.0 °F68.1 °F3.51 in.
June54.6 °F77.1 °F4.25 in.
July60.1 °F82.3 °F4.01 in.
August58.1 °F81.0 °F3.63 in.
September50.4 °F73.4 °F3.82 in.
October38.8 °F60.3 °F4.87 in.
November29.2 °F48.4 °F3.55 in.
December19.7 °F37.4 °F4.14 in.
Annual36.6 °F57.8 °F45.08 in.

Climate Data for Concord New Hampshire

Average First Frost DateOct. 1 - Oct. 10
Average Last Frost DateJun. 1 - Jun. 10
Average Days With Frost150-180 Days
Plant Hardiness Zone - 2023Zone 5b : -15°F to -10°F
Plant Hardiness Zone - 2012Zone 5b : -15°F to -10°F
Current Drought ConditionsNormal
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year
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