Rapid City Climate Zone & Energy Code

Climate Zone: IECC Climate Zone 6A (cold). Rapid City's Black Hills location (3,200 ft elevation) produces hot, dry summers (95°F/62°F cooling design) and very cold winters (-7°F heating design). Drier than eastern South Dakota.

Energy Code & Manual J Requirement: South Dakota Codified Laws and Building Codes (IECC 2018). ACCA Manual J required for Pennington County HVAC permit applications.

Local Electric Utility: Black Hills Energy

Building Department: City of Rapid City Building Services Division

Local Trade Association: PHCC South Dakota / ASHRAE Dakotas Chapter