Colebrook New Hampshire Climate Data

Monthly Average Climate Data for Colebrook New Hampshire

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January3.4 °F24.8 °F2.61 in.
February4.1 °F27.7 °F1.99 in.
March14.8 °F36.6 °F2.49 in.
April28.3 °F50.8 °F3.0 in.
May39.9 °F65.1 °F4.13 in.
June49.3 °F73.3 °F4.54 in.
July54.3 °F77.9 °F4.31 in.
August52.5 °F76.7 °F4.0 in.
September44.6 °F69.1 °F3.43 in.
October34.6 °F55.7 °F4.32 in.
November24.5 °F42.0 °F3.13 in.
December12.7 °F30.5 °F3.31 in.
Annual30.3 °F52.5 °F41.26 in.

Climate Data for Colebrook New Hampshire

Average First Frost DateSep.11 - Sep. 20
Average Last Frost DateJun. 11 - Jun. 20
Average Days With FrostOver 180 Days
Plant Hardiness Zone - 2023Zone 4a : -30°F to -25°F
Plant Hardiness Zone - 2012Zone 3b : -35°F to -30°F
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationDfc - Subarctic With Cool Summers And Year Around Rainfall