Climate ZonesArizonaGila

What Climate Zone is Gila, Arizona?

Gila is in IECC Climate Zone 4B (Mixed - Dry). Get accurate Manual J load calculations with official design temperatures for Gila.

Climate Zone
4B
Winter Design
3°F
Summer Design
92°F
ZIP Codes
13

Gila HVAC Contractors: Get Your Free Manual J Report

Climate Zone 4B requires precise load calculations. Upload your Gila blueprint and get a professional Manual J report in 60 seconds— first report is FREE. Pre-loaded with Gila's exact design temperatures (3°F winter / 92°F summer).

Claim Free Report
No credit card required

Verify Your Gila ZIP Code

Enter your ZIP code to confirm it's in Gila and get climate zone details.

Gila covers 13 ZIP codes: 85235, 85501, 85539, 85541, 85542, 85544, 85545, 85553, 85554, 85135 and 3 more

Gila Design Temperatures

Official ASHRAE design temperatures for Gila, used for accurate Manual J load calculations.

Winter 99% Design Temp
3°F
Summer 1% Design Temp
92°F
Summer Wet Bulb
62°F

IECC Requirements for Zone 4B

Minimum insulation and window requirements for Gila per IECC 2021.

Wall Insulation:R-20
Roof/Ceiling:R-49
Floor Insulation:R-19
Window U-Factor:0.32
Window SHGC:0.4

Energy Code: 2021 IECC

Recommended HVAC Equipment for Gila

Heating Systems

Gas furnace (92%+ AFUE)
Typical AFUE
92-96%

Cooling Systems

AC (14-16 SEER)
Typical SEER
14-16 SEER

Related Climate Zone Pages

Learn More About
Climate Zone 4B
View All Zones in
Arizona
HVAC Permits for
Gila, Arizona

Get Free Manual J Calculations for Gila

Upload your Gila blueprint and get a professional Manual J load calculation using official Zone 4B design temperatures. First report is FREE.

Gila design temps
Zone 4B compliant
Ready in 60 seconds
Upload Blueprint → Get Free Report

Join 10,000+ Gila contractors who trust AutoHVAC