Milan New Hampshire Climate Data

Monthly Average Climate Data for Milan New Hampshire

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January3.8 °F25.4 °F2.94 in.
February5.0 °F28.6 °F2.66 in.
March15.1 °F37.1 °F2.97 in.
April28.0 °F50.1 °F3.52 in.
May39.5 °F63.8 °F3.67 in.
June49.0 °F72.5 °F4.51 in.
July53.7 °F77.3 °F4.26 in.
August51.7 °F75.9 °F4.01 in.
September44.1 °F68.6 °F3.21 in.
October33.9 °F55.1 °F4.76 in.
November24.3 °F42.3 °F3.39 in.
December12.6 °F31.0 °F3.86 in.
Annual30.1 °F52.3 °F43.76 in.

Climate Data for Milan New Hampshire

Average First Frost DateSep. 21 - Sep. 30
Average Last Frost DateJun. 1 - Jun. 10
Average Days With FrostOver 180 Days
Plant Hardiness Zone - 2023Zone 4b : -25°F to -20°F
Plant Hardiness Zone - 2012Zone 4b : -25°F to -20°F
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationDfc - Subarctic With Cool Summers And Year Around Rainfall