Climate Zone tool, maps, and information supporting the California Energy Code

To standardize calculations and provide a basis for presenting the prescriptive
requirements, the Energy Commission has established a set of standard climate data for
each of the 16 climate zones. The climate zone definitions and data are the same for both the low-rise residential and the non-residential standards.

Beginning with the 2013 Energy Standards, ZIP code boundaries have been used to define
climate zone boundaries; under these rules, a given ZIP code is always located entirely
within a single climate zone.

Go to the link below to find out your climate zone based on your zip code.

https://www.energy.ca.gov/maps/renewable/BuildingClimateZonesByZIPCode.pdf

 (Excerpted from CEC Title-24 Part 6 Residential Compliance Manual)

You May Also Like

Title 24 Report

Who needs a Title 24 Report?

A Title 24 report typically refers to the energy efficiency standards in California, also known as the California Energy Code. The Title 24 report is required for new construction and major renovations of residential and non-residential buildings in California to ensure they meet specific energy efficiency standards.

Read More »