Pack or skip
Sunscreen for Fresno in October
Verdict
Pack it
Sun still finds you at 82°F — UV doesn't care about temperature.
Why
Fresno in October averages highs of 82°F, lows of 55°F, 2 rainy days.
That climate means sunscreen earns its space in the bag. Sun still finds you at 82°F — UV doesn't care about temperature.