Hilo, HI Weather & Growing Conditions
Overnight
64°F
Chance Rain Showers
A chance of rain showers. Mostly cloudy, with a low around 64. East wind around 5 mph. Chance of precipitation is 60%.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 64°F | Chance Rain Showers | 5 mph E | 63% |
| Sunday | 73°F | Scattered Rain Showers | 8 mph NNE | 42% |
| Sunday Night | 64°F | Scattered Rain Showers | 7 mph W | 29% |
| Monday | 73°F | Mostly Sunny then Scattered Rain Showers | 9 mph NE | 27% |
| Monday Night | 65°F | Scattered Rain Showers | 7 mph NNE | 38% |
| Tuesday | 71°F | Scattered Rain Showers | 7 mph NE | 36% |
| Tuesday Night | 66°F | Chance Rain Showers | 6 mph ESE | 57% |
| Wednesday | 71°F | Chance Rain Showers | 7 mph ENE | 60% |
| Wednesday Night | 65°F | Chance Rain Showers | 6 mph NE | 64% |
| Thursday | 70°F | Chance Rain Showers | 7 mph NE | 60% |
| Thursday Night | 64°F | Chance Rain Showers | 8 mph S | 59% |
| Friday | 70°F | Scattered Rain Showers | 10 mph ENE | 48% |
| Friday Night | 62°F | Scattered Rain Showers | 9 to 15 mph NNE | 52% |
| Saturday | 70°F | Scattered Rain Showers | 15 mph NNE | 32% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Hilo, HI
Growing season
365 days
Explore more for Hilo, HI: full frost dates · planting calendar · Hawaii frost dates
Climate data from the nearest NOAA station, Hilo 5 S, Hi (9.8 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 20, 2026.