Long Beach Climate Zone & Energy Code

Climate Zone: CEC Climate Zone 6 (coastal LA County). IECC Climate Zone 3B. Long Beach's Pacific coastal position moderates temperatures significantly — 87°F cooling design and 41°F heating design — but inland communities like Lakewood and Compton experience warmer conditions than coastal Long Beach proper.

Energy Code & Manual J Requirement: California Title 24 Part 6 (2025 edition, effective January 1, 2026). ACCA Manual J required for residential HVAC sizing. All Long Beach and LA County jurisdictions enforce Title 24. Long Beach has adopted a fossil fuel phase-out ordinance affecting new construction.

Local Electric Utility: Southern California Edison (SCE)

Building Department: City of Long Beach Development Services Department

Local Trade Association: ACCA California / SMACNA Southern California Chapter