Peoria Climate Zone & Energy Code

Climate Zone: IECC Climate Zone 2B (hot-dry). Peoria AZ's northwest valley position produces extreme desert conditions — 110°F cooling design and 30°F heating design. North Peoria's higher elevation may see slightly cooler conditions than the south valley during summer.

Energy Code & Manual J Requirement: Arizona Residential Energy Code (IECC 2018). ACCA Manual J required for residential HVAC permits in Maricopa County and Peoria AZ jurisdictions.

Local Electric Utility: Arizona Public Service (APS)

Building Department: City of Peoria Building Division

Local Trade Association: ACCA Arizona Chapter