Louisiana HVAC Load Calculation Guide

Free HVAC load calculation guide for Louisiana. Review climate zones, design temperatures, building code context, and local calculator resources for New Orleans, Baton Rouge, Shreveportand 1 more cities.

Start with the Free Louisiana Load Calculator

Use our residential or commercial calculator to estimate loads with Louisiana-relevant climate conditions in mind.

Louisiana Design Temperatures

Winter Design Temperature

22°F

Used for heating load calculations and equipment sizing across Louisiana

Summer Design Temperature

96°F

Used for cooling load calculations and equipment sizing across Louisiana

Climate Zone Information

Louisiana spans climate zones Zone 1A, Zone 2A, Zone 3A, which means different regions may have varying design requirements. Always verify local design temperatures for your specific project location.

Louisiana Building Codes & Requirements

HVAC Requirements

  • High SEER requirements
  • Humidity control mandatory
  • Wind-resistant installation

Note: Coastal areas require special hurricane and flood considerations

Energy Code

2015 IECC with Louisiana amendments

Common Building Types

  • Raised homes
  • Historic structures
  • Commercial buildings

Louisiana HVAC Challenges

Extreme humidity

Hurricane resistance

Flood zones

Corrosive environment

Quick Facts

State:Louisiana
Abbreviation:LA
Climate Zones:Zone 1A, Zone 2A, Zone 3A
Major Cities:4

Local Resources

Entergy Louisiana

utility

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Louisiana State Licensing Board

government

Louisiana HVAC Association

organization