Pack or skip
Sunglasses for San Francisco in May
Verdict
Pack it
Highs around 65°F — plenty of daylight glare.
Why
San Francisco in May averages highs of 65°F, lows of 52°F, 4 rainy days.
That climate means sunglasses earns its space in the bag. Highs around 65°F — plenty of daylight glare.