Pack or skip
Sun hat for San Diego in September
Verdict
Pack it
Midday temps around 81°F — a brim beats reapplying sunscreen every hour.
Why
San Diego in September averages highs of 81°F, lows of 68°F, 1 rainy days.
That climate means a sun hat earns its space in the bag. Midday temps around 81°F — a brim beats reapplying sunscreen every hour.