Hilo weather
At 8:30 AM local time it was drizzle and 24°C (74°F). Light rain for 14 of the next 24 hours (under 1 mm/h, 6.8 mm total) — cloudy, but fine to be out. Best months for weather: Jun–Sep. Below: today's sky, the hour-by-hour rain chance and the 16-day forecast for Hilo, Hawaii, United States.
Current conditions
- Clouds
- 100%
- Chance of rain
- 92%
- Rain
- 0.9 mm/h
Hourly Forecast
Light rain for 14 of the next 24 hours (under 1 mm/h, 6.8 mm total) — cloudy, but fine to be out
Daily Forecast
Best Time to Visit
Peak season Jun–SepOff season Mar–Apr
About Hilo weather
Is it raining in Hilo right now?
Yes. It’s drizzle and 24° right now. Light rain for 14 of the next 24 hours (under 1 mm/h, 6.8 mm total) — cloudy, but fine to be out.
What’s the weather like in Hilo this week?
Over the next 7 days, expect highs of 25–26° and lows of 19–23°. Rain is likely on 7 of 7 days (Saturday, Sunday, Monday, Tuesday, Wednesday, Thursday, Friday). The driest day looks like Tuesday.
Has it been raining in Hilo lately?
In the past 7 days, Hilo had 7 rainy days and 135.0 mm of rain in total.
What should I pack for Hilo?
For the coming week, bring an umbrella or rain jacket and a light jacket.
Hilo weather by month
When is the best time to visit Hilo?
Based on weather alone, the best time to visit Hilo is Jun–Sep, according to NASA's 2001–2025 climate averages. Mar–Apr tends to be the least pleasant. Average highs run from 22°C (71°F) in February to 25°C (76°F) in August.
What is the rainiest month in Hilo?
March is the wettest month, with about 272 mm (10.7 in) of rain on average. June is the driest, with about 132 mm (5.2 in).
What is the hottest month in Hilo?
August is the warmest, with average highs of 25°C (76°F) and lows of 21°C (69°F). February is the coolest, with highs of 22°C (71°F) and lows of 18°C (64°F).
How warm is the sea in Hilo?
The sea is warmest in September at about 27°C (80°F) and coolest in March at about 24°C (76°F). It is warm enough for swimming all year.
Sources: 2001–2025 monthly averages from NASA POWER (MERRA-2 reanalysis), sea temperature from Open-Meteo Marine, forecast and current conditions from Open-Meteo. Page updated . How we rate months