Pack or skip
Sunglasses for Hilo in September
Verdict
Pack it
Highs around 82°F — plenty of daylight glare.
Why
Hilo in September averages highs of 82°F, lows of 65°F, 15 rainy days.
That climate means sunglasses earns its space in the bag. Highs around 82°F — plenty of daylight glare.