Climate almanac
Hilo
Hawaii, United States · 19.73°, -155.09°
What is the weather like in Hilo in December?
In December, Hilo is typically 75°F (24°C) during the day and 69°F (21°C) at night. The month brings about 7.7 in (195 mm) of precipitation in total.
- Average high75°F (24°C)
- Average low69°F (21°C)
- Precipitation7.7 in (195 mm)
- Clear or mostly clear days9
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)