Summer AC Emergency Index · 2026 edition
San Diego, CA: 74th of 100 for summer AC repair searches
San Diego has 27.1 typical June–August searches for AC repair help per 1,000 households, 20% below the median city (33.8). That's about what its normal summer heat predicts (1.03x).
Summer in San Diego
- Search demand typically peaks in August, when it runs 2.16x the city's yearly average.
- A normal June–August brings 566 cooling degree days at San Diego Montgomery Field.
Homes in San Diego
- The median home was built in 1978.
- 54% of homes were built before 1980.
- 48% of households own their home.
- 522,146 households in city limits (ACS 2023).
San Diego ranks 88th in the Winter Home Emergency Index. See San Diego's winter page.
About these numbers
Search demand from Google Ads, Oct 2022 to Sep 2026, for 21 AC repair terms. Each month uses the median of that calendar month across four years. "San Diego" is the location as Google Ads defines it; households are city limits. This measures searches, not breakdowns or claims. Full methodology.
Cite: Home Stats Data, "San Diego, CA ranks 74th of 100 for summer AC repair searches," October 24, 2026, https://homestatsdata.com/hvac/ac-repair-statistics/san-diego-ca/