Hawaii Building Climate Zone
Hawaii is generally a very hot humid Zone 1 planning case. State-level climate-zone pages are planning baselines; IECC climate zones are county based.
Planning baseline
- IECC climate zone: Zone 1A
- Climate type: Very hot
- Wall planning target: R-13 or R-0 + R-10 continuous insulation
- Attic planning target: R-30 to R-49
- Floor planning target: R-13