Pack or skip
Sun hat for Hilo in December
Verdict
Pack it
Midday temps around 79°F — a brim beats reapplying sunscreen every hour.
Why
Hilo in December averages highs of 79°F, lows of 62°F, 22 rainy days.
That climate means a sun hat earns its space in the bag. Midday temps around 79°F — a brim beats reapplying sunscreen every hour.