Pack or skip
Flip-flops for San Jose in September
Verdict
Pack it
Highs around 84°F — perfect flip-flop weather.
Why
San Jose in September averages highs of 84°F, lows of 59°F, 1 rainy days.
That climate means flip-flops earns its space in the bag. Highs around 84°F — perfect flip-flop weather.