Shreveport, Louisiana HVAC Climate Zone

Shreveport is located in IECC Climate Zone 3A (Warm - Humid). Get accurate Manual J load calculations with official design temperatures for Shreveport.

Climate Zone
3A
Winter Design
22°F
Summer Design
94°F
ZIP Codes
39

Shreveport HVAC Contractors: Get Your Free Manual J Report

Climate Zone 3A requires precise load calculations. Upload your Shreveport blueprint and get a professional Manual J report in 60 seconds— first report is FREE. Pre-loaded with Shreveport's exact design temperatures (22°F winter / 94°F summer).

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Verify Your Shreveport ZIP Code

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

Shreveport covers 39 ZIP codes: 71101, 71102, 71103, 71104, 71105, 71106, 71107, 71108, 71109, 71110 and 29 more

Shreveport Design Temperatures

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

Winter 99% Design Temp
22°F
Summer 1% Design Temp
94°F
Summer Wet Bulb
75°F

IECC Requirements for Zone 3A

Minimum insulation and window requirements for Shreveport per IECC 2021.

Wall Insulation:R-20
Roof/Ceiling:R-30
Floor Insulation:R-19
Window U-Factor:0.32
Window SHGC:0.25

Energy Code: 2015 IECC

Recommended HVAC Equipment for Shreveport

Heating Systems

Gas furnace
Heat pump
Typical AFUE
90-95%

Cooling Systems

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

Get Free Manual J Calculations for Shreveport

Upload your Shreveport blueprint and get a professional Manual J load calculation using official Zone 3A design temperatures. First report is FREE.

Shreveport design temps
Zone 3A compliant
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