Moving from San Francisco to Austin
A climate comparison of two homes: California to Texas. The dates below come from the nearest official weather station to each place.
Climate Match
Your summers run 12C hotter, from 18C in September to 30C in August.
San Francisco, CA to Austin, TX
The full comparison
| Measure | From | To | Change |
|---|---|---|---|
| Warmest month | 18C in September | 30C in August | 12C hotter |
| Frost-free season | 356 days | 291 days | 65 days shorter |
| Last spring frost | January 7 | February 20 | 44 days later |
| Coldest month | 10C in January | 11C in January | 1C warmer |
Moving from San Francisco to Austin reshapes the home year. Winters get 1C warmer. Summers get 12C hotter. Your growing season is 65 days shorter. Plan on a new rhythm for the house and garden.
What changes about the house
- Cooling: hotter peaks make air conditioning or shading more important. Check attic insulation and window sealing so the house does not trap heat.
- Garden: a shorter season favors transplants, short-season varieties, and cold frames. Wait for soil to warm before direct sowing.
Season by season
Spring starts later
Your last spring frost moves from January 7 to February 20, 44 days later. Delay tender planting and spring openings.
Summers run hotter
The warmest month goes from 18C in September to 30C in August. Air conditioning, shading, and cooling-load planning matter more.
Winters turn milder
Winter coldest month goes from 10C in January to 11C in January. Heating loads drop, but frozen-pipe and ice-storm prep may still apply.
Tools for both places
Moving from San Francisco to Austin, answered
What is the biggest climate change from San Francisco to Austin?
Your summers run 12C hotter, from 18C in September to 30C in August. That is the largest shift in the 30-year climate record.
How are these numbers computed?
From official 30-year climate normals at the nearest station to each place: Oakland Intl Ap 72493 near San Francisco and Austin-Camp Mabry 72254 near Austin. They are planning averages, not forecasts; local microclimates can run a week or two off the station record.
Does the comparison work in reverse?
Yes. Open the comparison tool and swap the two places; the deltas reverse direction but the match score stays the same.
Method and sources
Temperatures and frost dates are from the 30-year climate normals at Oakland Intl Ap 72493 (near San Francisco, CA) and Austin-Camp Mabry 72254 (near Austin, TX). Canadian data is from Environment and Climate Change Canada; United States data is from NOAA NCEI. These are planning averages, not forecasts. See the methodology page for the full calculation.