Pack or skip
Sun hat for San Jose in September
Verdict
Pack it
Midday temps around 84°F — a brim beats reapplying sunscreen every hour.
Why
San Jose in September averages highs of 84°F, lows of 59°F, 1 rainy days.
That climate means a sun hat earns its space in the bag. Midday temps around 84°F — a brim beats reapplying sunscreen every hour.