Putnam County Climate
Putnam County, Florida
Avg Annual Temp
70.7°F
Annual Precip
50.6"
Annual Snowfall
0.0"
Extreme Heat Days
77.05
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Seasonal Overview
National Comparison
Climate Profile
About Putnam County Weather
Subtropical Warmth in North Florida
Putnam County averages 70.7°F, maintaining a climate much warmer than the typical American county. This area experiences distinct seasonal changes while remaining firmly subtropical.
Cooler Than the State Average
The county's annual average of 70.7°F is slightly lower than the Florida state average of 71.1°F. This reflects its more northerly position compared to the tropical south.
Similar to St. Johns
Putnam's temperature profile closely matches St. Johns County, which averages 70.5°F. However, Putnam faces 77 extreme heat days annually, which is slightly more than its coastal neighbor.
Noticeable Winter Cool Downs
Winter temperatures average 58.6°F, providing a true break from the 81.3°F summer average. While extreme heat reaches 90°F on 77 days, snowfall remains at zero.
Plan for Variable Temperatures
Layered clothing is useful for January mornings that average 56.6°F. Residents should also prepare for 50.6 inches of rain and ensure homes can handle both humidity and occasional winter chills.
Frequently Asked Questions
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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.