Pack or skip
Sunglasses for Hilo in January
Verdict
Pack it
Highs around 79°F — plenty of daylight glare.
Why
Hilo in January averages highs of 79°F, lows of 61°F, 20 rainy days.
That climate means sunglasses earns its space in the bag. Highs around 79°F — plenty of daylight glare.