Pack or skip
Packable down jacket for San Diego in October
Verdict
Optional
Handy for evening chills; skip if you're tight on space.
Why
San Diego in October averages highs of 77Β°F, lows of 63Β°F, 2 rainy days.
That climate makes a packable down jacket a judgment call. Handy for evening chills; skip if you're tight on space.