Cheshire County Climate
Cheshire County, New Hampshire
NOAA NCEI 1991-2020 Climate NormalsAvg Annual Temp
45.9°F
Annual Precip
46.5"
Annual Snowfall
66.6"
Extreme Heat Days
7
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Growing Season & Gardening
6a
Minimum winter temperature range for plant survival
2,220
Favors cool-season crops
Seasonal Overview
National Comparison
7-Day Outlook
Forecast
Current Conditions
Air Quality
Safety
Weather Alerts
Climate Advisory: Cheshire County
Climate Verdict
Cheshire County has a cool, averaging 45.9°F annually, moderately wet with 46.5 inches of annual precipitation, rare extreme heat with only 7.449999999999999 days above 90°F annually, heavy winter snowfall averaging 66.6 inches per year. This climate profile shapes everything from energy costs to outdoor recreation opportunities.
Seasonal Breakdown
Winters are very cold — January averages 21.4°F. summers are pleasantly cool with July averaging 69.4°F. The 48°F seasonal variation provides noticeable but manageable change.
Outdoor & Gardening Guidance
Winter sports enthusiasts benefit from reliable snow cover for 3-4 months annually.
Regional Context
Cheshire County closely matches the New Hampshire statewide average temperature of 45.4°F.
Climate Profile
About Cheshire County Weather
A Typical Northeastern Temperature Range
Cheshire County averages 45.9°F annually, placing it firmly in the cooler half of the United States. Its climate is characterized by significant precipitation and distinct four-season changes.
Aligning With State Norms
The county's 45.9°F average is very close to the New Hampshire state average of 45.4°F. This makes it a benchmark for the state’s overall climate patterns.
Similar to the Lakes Region
Cheshire’s 46.5 inches of precipitation matches Belknap County exactly. However, it experiences slightly less snowfall, recording 66.6 inches compared to higher totals found further north.
Steady Snow and Warm Julys
Winter temperatures average 24.1°F, supported by a significant 66.6 inches of snow. July brings the heat back with a 69.4°F average and roughly 7 days hitting the 90°F mark.
Versatile Home Systems Needed
Homeowners should prepare for January averages of 21.4°F with efficient heating solutions. Summers are generally mild, but air conditioning is necessary for the occasional week of 90-degree weather.
Frequently Asked Questions
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Data sources: NOAA National Centers for Environmental Information (NCEI), U.S. Climate Normals 1991-2020. Forecast and alert data from National Weather Service API. Air quality data from Open-Meteo.
Climate normals are 30-year averages of weather variables. Station data is aggregated to county level. Forecasts and alerts are fetched live and may change frequently. Data is informational only — not a substitute for official National Weather Service forecasts or emergency weather warnings.