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Putnam County Climate

JanFebMarAprMayJunJulAugSepOctNovDec70.7°AVG °F

Avg Annual Temp

70.7°F

Annual Precip

50.6"

Annual Snowfall

0.0"

Extreme Heat Days

77

days >= 90°F/yr

Monthly Temperature

54.4°F avgJFMAMJJASOND

Precipitation Calendar

Dry
Wet= snowfall
2.8"
2.6"
3.0"
2.4"
3.8"
7.7"
6.6"
6.9"
6.6"
4.0"
2.0"
2.2"
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Growing Season & Gardening

USDA Hardiness Zone

9b

Minimum winter temperature range for plant survival

Growing Degree Days

7,619

Excellent for heat-loving crops

Last spring frost (32°F): 02/01
First fall frost (32°F): 01/08

Seasonal Overview

Comfort ZoneSpring64°76°9.1"Summer80°82°21.2"Fall65°79°12.6"Winter57°60°7.7"20°40°60°80°100°

National Comparison

Warmer than 98% of US counties
Wetter than 78% of US counties
More seasonal variation than 3% of US counties

7-Day Outlook

Forecast

Current Conditions

Air Quality

Safety

Weather Alerts

Climate Advisory: Putnam County

Climate Verdict

Putnam County has a warm, averaging 70.7°F year-round, moderately wet with 50.6 inches of annual precipitation, significant summer heat with 77.05 days annually above 90°F, virtually no measurable snowfall. This climate profile shapes everything from energy costs to outdoor recreation opportunities.

Seasonal Breakdown

Winters are exceptionally mild, with January averaging 56.6°F. summers are hot, with July averaging 81.8°F. The climate is remarkably stable year-round, with only a 25°F difference between January and July.

Outdoor & Gardening Guidance

Growing season and gardening data is currently limited for Putnam County. Check the USDA Plant Hardiness Zone Map and local extension office for specific guidance.

Regional Context

Putnam County closely matches the Florida statewide average temperature of 71.0°F, it is somewhat drier than average for Florida.

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

What is the average temperature in Putnam County?
The average annual temperature in Putnam County, FL is 70.7°F, based on NOAA 30-year climate normals (1991-2020).
How much rain does Putnam County get?
Putnam County receives an average of 50.6 inches of precipitation per year, including both rain and meltwater from snow. This is based on NOAA 30-year climate normals.
Does it snow in Putnam County?
Putnam County receives little to no measurable snowfall in a typical year, based on NOAA 30-year climate normals.
How hot does Putnam County get in summer?
The average summer temperature (June-August) in Putnam County is 81.3°F. The county experiences an average of 77 days per year above 90°F.
How cold are winters in Putnam County?
The average winter temperature (December-February) in Putnam County is 58.6°F. January, typically the coldest month, averages 56.6°F.

Track your own weather in Putnam County

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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.

By Evan Brooks, Data EditorUpdated Reviewed by Evan Brooks, Data Editor
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