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Climate Zone numbers

kpklein | Posted in General Questions on

I often seen references to climate zone numbers but I don’t know where to find information on this. How do I determine my climate zone number? Southern California, north of San Diego and about 30 miles inland? I think I found it…3B

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  1. azgreg | | #1

    https://www.energy.gov/sites/prod/files/2015/10/f27/ba_climate_region_guide_7.3.pdf

    1. kpklein | | #2

      Thanks Greg!

  2. GBA Editor
    Martin Holladay | | #3

    Here is the link to the map on GBA: Climate zone map.

    1. kpklein | | #4

      Thank you Martin. I'm having a new house built soon (zone 3B) and have been reading and studying your book (Musings of an Energy Nerd). Great resource and the best I've found so far! Answered a lot of my questions...

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