Climate almanac
Hilo
Hawaii, United States · 19.73°, -155.09°
What is the weather like in Hilo in May?
In May, Hilo is typically 75°F (24°C) during the day and 70°F (21°C) at night. The month brings about 6.2 in (157 mm) of precipitation in total.
- Average high75°F (24°C)
- Average low70°F (21°C)
- Precipitation6.2 in (157 mm)
- Clear or mostly clear days7
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)