Putnam County Climate
Putnam County, New York
Avg Annual Temp
48.0°F
Annual Precip
50.4"
Annual Snowfall
—
Extreme Heat Days
2
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Seasonal Overview
National Comparison
Climate Profile
About Putnam County Weather
Wet and Temperate Mid-Hudson Climate
Putnam County’s 48.0°F annual average is below the national median but representative of the Northeast. It is characterized by high annual precipitation and distinct seasonal shifts.
Slightly Above the State Average
With an average of 48.0°F, Putnam sits 0.6 degrees above the New York state average. Its climate is moderated by the Hudson River and proximity to the Atlantic coast.
The Wettest County in the Region
Putnam leads this group with 50.4 inches of annual precipitation. This makes it significantly wetter than Orleans or Ontario counties further west.
Rainy Months and Mild Summers
Extreme heat is rare here, with only 2 days a year hitting 90°F. While specific snowfall data is limited, the 50.4 inches of total precipitation suggests many rainy and slushy days.
Waterproofing and Drainage are Key
With over 50 inches of precipitation, homeowners must ensure excellent basement drainage and roof integrity. Summer cooling needs are low given only 2 days of extreme heat.
Frequently Asked Questions
What is the average temperature in Putnam County?
How much rain does Putnam County get?
How hot does Putnam County get in summer?
How cold are winters in Putnam County?
Track your own weather in Putnam 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.