Climate ZonesArizonaYuma

Yuma, Arizona HVAC Climate Zone

Yuma is located in IECC Climate Zone 2B (Hot - Dry). Get accurate Manual J load calculations with official design temperatures for Yuma.

Climate Zone
2B
Winter Design
31°F
Summer Design
108°F
ZIP Codes
9

Yuma HVAC Contractors: Get Your Free Manual J Report

Climate Zone 2B requires precise load calculations. Upload your Yuma blueprint and get a professional Manual J report in 60 seconds— first report is FREE. Pre-loaded with Yuma's exact design temperatures (31°F winter / 108°F summer).

Claim Free Report
No credit card required

Verify Your Yuma ZIP Code

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

Yuma covers 9 ZIP codes: 85333, 85336, 85347, 85349, 85350, 85356, 85364, 85365, 85367

Yuma Design Temperatures

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

Winter 99% Design Temp
31°F
Summer 1% Design Temp
108°F
Summer Wet Bulb
71°F

IECC Requirements for Zone 2B

Minimum insulation and window requirements for Yuma per IECC 2021.

Wall Insulation:R-13
Roof/Ceiling:R-30
Floor Insulation:R-13
Window U-Factor:0.4
Window SHGC:0.25

Energy Code: 2021 IECC

Recommended HVAC Equipment for Yuma

Heating Systems

Gas furnace
Heat pump
Electric resistance
Typical AFUE
80-90%

Cooling Systems

AC (14-16 SEER)
Evaporative cooling (swamp cooler)
Typical SEER
14-16 SEER

Related Climate Zone Pages

Learn More About
Climate Zone 2B
View All Zones in
Arizona
HVAC Permits for
Yuma, Arizona

Get Free Manual J Calculations for Yuma

Upload your Yuma blueprint and get a professional Manual J load calculation using official Zone 2B design temperatures. First report is FREE.

Yuma design temps
Zone 2B compliant
Ready in 60 seconds
Upload Blueprint → Get Free Report

Join 10,000+ Yuma contractors who trust AutoHVAC