Georgia HVAC Climate Zones

Georgia spans 2 IECC climate zones. Find your exact zone, design temperatures, and get free Manual J load calculations for any Georgia location.

Find Your Georgia Climate Zone

Climate Zones in Georgia

Climate Zone 2A

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Hot - Humid

Design Temperatures

Winter
32°F
Summer
95°F
Wet Bulb
77°F

IECC 2021 Requirements

Wall:R-13
Roof:R-30
Floor:R-13
Window U:0.4

Load Characteristic

Cooling-Dominated
humid Climate

Climate Zone 3A

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Warm - Humid

Design Temperatures

Winter
22°F
Summer
94°F
Wet Bulb
75°F

IECC 2021 Requirements

Wall:R-20
Roof:R-30
Floor:R-19
Window U:0.32

Load Characteristic

Balanced Loads
humid Climate

Recommended Equipment for Georgia

Based on Climate Zone 2A (Hot - Humid), here are typical HVAC equipment specifications for Georgia installations.

Heating Systems

Gas furnace
Heat pump
Electric resistance
Typical AFUE Rating
80-92%

Annual Fuel Utilization Efficiency for Georgia furnaces

Cooling Systems

AC (14-16 SEER)
Heat pump
Typical SEER Rating
14-16 SEER

Seasonal Energy Efficiency Ratio for Georgia AC systems

Why Accurate Climate Data Matters in Georgia

Accurate Sizing

Georgia's climate zone data ensures proper equipment sizing. No more callbacks from oversized or undersized systems.

Code Compliance

Georgia building departments require IECC-compliant Manual J calculations. Our tool uses official Georgia climate data.

Energy Savings

Right-sized systems based on Georgia climate data reduce energy costs for homeowners and improve your reputation.

Get Free Manual J Calculations for Georgia

Upload your Georgia blueprint and get a professional Manual J load calculation with official climate zone data. First report is FREE.

Zone 2A design temps
IECC 2021 compliant
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Climate Zones by City in Georgia

Get detailed climate zone information for major cities

Atlanta
Zone 3A
Augusta
Zone 3A
Columbus
Zone 3A
DeKalb
Zone 3A
Fulton
Zone 3A
Cobb
Zone 3A
Barrow
Zone 3A
Rockdale
Zone 3A
Newton
Zone 3A
Gwinnett
Zone 3A
Walton
Zone 3A
Forsyth
Zone 3A
Jasper
Zone 3A
Cherokee
Zone 3A
Bartow
Zone 3A
Polk
Zone 3A
Floyd
Zone 4A
Carroll
Zone 3A
Haralson
Zone 3A
Douglas
Zone 3A
Paulding
Zone 3A
Gordon
Zone 4A
Pickens
Zone 4A
Lamar
Zone 3A
Fayette
Zone 3A
Pike
Zone 3A
Butts
Zone 3A
Heard
Zone 3A
Meriwether
Zone 3A
Coweta
Zone 3A
Spalding
Zone 3A
Henry
Zone 3A
Troup
Zone 3A
Clayton
Zone 3A
Upson
Zone 3A
Emanuel
Zone 3A
Montgomery
Zone 3A
Wheeler
Zone 3A
Jefferson
Zone 3A
Evans
Zone 2A
Bulloch
Zone 3A
Tattnall
Zone 2A
Burke
Zone 3A
Toombs
Zone 2A
Candler
Zone 3A
Jenkins
Zone 3A
Screven
Zone 3A
Laurens
Zone 3A
Treutlen
Zone 3A
Hall
Zone 4A
Habersham
Zone 4A
Banks
Zone 4A
Union
Zone 4A
Fannin
Zone 4A
Hart
Zone 3A
Jackson
Zone 3A
Franklin
Zone 4A
Gilmer
Zone 4A
Rabun
Zone 4A
White
Zone 4A
Lumpkin
Zone 4A
Dawson
Zone 4A
Stephens
Zone 4A
Towns
Zone 4A
Clarke
Zone 3A
Oglethorpe
Zone 3A
Oconee
Zone 3A
Elbert
Zone 3A
Morgan
Zone 3A
Madison
Zone 3A
Taliaferro
Zone 3A
Greene
Zone 3A
Wilkes
Zone 3A
Murray
Zone 4A
Walker
Zone 4A
Whitfield
Zone 4A
Catoosa
Zone 4A
Chattooga
Zone 4A
Dade
Zone 4A
Columbia
Zone 3A
Richmond
Zone 3A
Warren
Zone 3A
McDuffie
Zone 3A
Glascock
Zone 3A
Lincoln
Zone 3A
Wilcox
Zone 3A
Wilkinson
Zone 3A
Houston
Zone 3A
Taylor
Zone 3A
Dooly
Zone 3A
Peach
Zone 3A
Dodge
Zone 3A
Bleckley
Zone 3A
Crisp
Zone 3A
Monroe
Zone 3A
Twiggs
Zone 3A
Washington
Zone 3A
Putnam
Zone 3A
Jones
Zone 3A
Baldwin
Zone 3A
Pulaski
Zone 3A
Telfair
Zone 3A
Macon
Zone 3A
Johnson
Zone 3A
Crawford
Zone 3A
Bibb
Zone 3A
Marion
Zone 3A
Hancock
Zone 3A
Liberty
Zone 2A
Effingham
Zone 2A
McIntosh
Zone 2A
Bryan
Zone 2A
Long
Zone 2A
Chatham
Zone 2A
Ware
Zone 2A
Bacon
Zone 2A
Coffee
Zone 3A
Appling
Zone 2A
Pierce
Zone 2A
Glynn
Zone 2A
Jeff Davis
Zone 2A
Charlton
Zone 2A
Brantley
Zone 2A
Wayne
Zone 2A
Camden
Zone 2A
Lowndes
Zone 2A
Cook
Zone 2A
Berrien
Zone 2A
Clinch
Zone 2A
Atkinson
Zone 2A
Brooks
Zone 2A
Thomas
Zone 2A
Lanier
Zone 2A
Echols
Zone 2A
Dougherty
Zone 3A
Sumter
Zone 3A
Turner
Zone 3A
Mitchell
Zone 2A
Colquitt
Zone 2A
Tift
Zone 3A
Ben Hill
Zone 3A
Lee
Zone 3A
Worth
Zone 3A
Irwin
Zone 3A
Harris
Zone 3A
Chattahoochee
Zone 3A
Schley
Zone 3A
Talbot
Zone 3A
Stewart
Zone 3A
Muscogee
Zone 3A
Webster
Zone 3A

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