See exactly when rain will start and stop with a minute-by-minute precipitation nowcast for the next hour.
24°
Mostly Clear
Feels Like: 26°
Min: 23°
Max: 27°
The next few hours will be drizzle, with today reaching 27°C and dropping to 24°C. The coming days will be drizzle throughout the day.
Compare today's weather with yesterday's data and track temperature trends over time.
Hourly Forecast
Daylight Hours
06:11
Sunrise
18:17
Sunset
Moon
Waxing Crescent
11:13
Moonrise
21:28
Moonset
Daily Forecast
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Thursday
Friday
Saturday
Sunday
Monday
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Friday
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Weather in Hilo today, September 16, 2026
Rain features in Hilo on September 16, 2026, so keep waterproofs handy through the day. The damp theme is strongest where shower chances rise. Wetter spells lean into the morning, when rain odds reach about 62% near 06:00. Skies look heaviest around 08:00, with cover close to 52%.
Temperatures climb from an overnight low near 23°C toward a daytime high of about 27°C. The air stays humid, with relative humidity between 81% and 89% and the peak around 03:00. Expect gentle winds, highest near 17:00 at 6.2 km/h.
Expect the wet theme to continue later, as rain odds reach 90% near 18:00. Cloud amounts hold near 85% around 23:00. Horizontal visibility holds close to 16.1 km. The sun rises at 06:11 and sets at 18:17, for a total of 12 hours 5 minutes of sunlight today.
The practical takeaway for Hilo on September 16, 2026 is simple: plan for rain, keep layers handy, and work around a high of about 27°C.
Frequently asked questions about weather in Hilo
How warm does it get in Hilo?
The warmest month in Hilo is September, with average high temperatures of 26°C. The average temperature during this period is around 24°C.
How cold does it get in Hilo?
The coldest month in Hilo is February, with average low temperatures of 20°C. The average temperature during this period is around 21°C.
What is the wettest time of year in Hilo?
The wettest month in Hilo is February, with an average of 216mm of precipitation.
What is the driest time of year in Hilo?
The driest month in Hilo is June, with an average of 111mm of precipitation.
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