Pack or skip
Sunscreen for San Jose in March
Verdict
Pack it
Sun still finds you at 66°F — UV doesn't care about temperature.
Why
San Jose in March averages highs of 66°F, lows of 47°F, 7 rainy days.
That climate means sunscreen earns its space in the bag. Sun still finds you at 66°F — UV doesn't care about temperature.