Madison New Hampshire Climate Data

Monthly Average Climate Data for Madison New Hampshire

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January9.3 °F29.5 °F3.73 in.
February10.3 °F32.4 °F3.57 in.
March19.7 °F41.0 °F3.93 in.
April30.9 °F54.1 °F4.52 in.
May42.0 °F66.9 °F4.15 in.
June51.6 °F75.1 °F4.6 in.
July56.6 °F80.1 °F4.57 in.
August54.8 °F78.9 °F3.96 in.
September46.9 °F71.2 °F3.86 in.
October36.3 °F57.8 °F5.49 in.
November27.1 °F45.2 °F4.62 in.
December16.9 °F34.7 °F4.99 in.
Annual33.5 °F55.6 °F51.99 in.

Climate Data for Madison 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 5a : -20°F to -15°F
Plant Hardiness Zone - 2012Zone 5a : -20°F to -15°F
Current Drought ConditionsNormal
Köppen Climate ClassificationDfc - Subarctic With Cool Summers And Year Around Rainfall