Carroll County Climate
Carroll County, New Hampshire
Avg Annual Temp
44.2°F
Annual Precip
51.2"
Annual Snowfall
83.5"
Extreme Heat Days
5.9
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Seasonal Overview
National Comparison
Climate Profile
About Carroll County Weather
Deep Within the Cooler North
Carroll County’s 44.2°F annual average is nearly 10 degrees cooler than the national median. This reflects a rugged, high-latitude climate defined by long winters and brief, pleasant summers.
Colder Than the New Hampshire Average
At 44.2°F, the county is noticeably cooler than the state average of 45.4°F. It ranks among the chillier regions of New Hampshire due to its northern position and varying elevations.
Wetter Than Neighboring Grafton
The county records a high annual precipitation of 51.2 inches, significantly outpacing Grafton County's 42.8 inches. It also sees more snowfall, averaging 83.5 inches per year.
Heavy Snow and Crisp Winters
January is particularly cold here with an average temperature of 19.1°F. While summer heat is rare with only 6 days reaching 90°F, the 83.5 inches of annual snow defines the local lifestyle.
Built for Winter Endurance
High-performance insulation and reliable snow removal gear are non-negotiable for the 22.0°F winter average. Summer planning is simpler, as the average temperature stays a comfortable 65.8°F.
Frequently Asked Questions
What is the average temperature in Carroll County?
How much rain does Carroll County get?
Does it snow in Carroll County?
How hot does Carroll County get in summer?
How cold are winters in Carroll County?
Track your own weather in Carroll County
Ambient Weather personal weather stations give you hyperlocal climate data.
Sponsored
Data source: NOAA National Centers for Environmental Information (NCEI), U.S. Climate Normals 1991-2020.
Climate normals are 30-year averages of weather variables computed from 1991 to 2020. Station data is aggregated to county level using spatial averaging. Data is informational only — not a substitute for official National Weather Service forecasts or emergency weather warnings.