Pack or skip
Sunglasses for San Francisco in October
Verdict
Pack it
Highs around 68°F — plenty of daylight glare.
Why
San Francisco in October averages highs of 68°F, lows of 55°F, 5 rainy days.
That climate means sunglasses earns its space in the bag. Highs around 68°F — plenty of daylight glare.