Will it rain in Hawaii on Sunday, October 18, 2026?

Yes, the chance of rain is 82%, with 1.7 mm of rain expected in total.

What will the temperature be in Hawaii on Sunday, October 18, 2026?

A high of 23°C and a low of 17°C are expected. Conditions: drizzle.

What time are sunrise and sunset in Hawaii on October 18, 2026?

Sunrise is at 06:21 and sunset at 17:58 (local time); day length 11 h 37 min.

How reliable is this forecast?

Forecasts for the first 3 days are usually highly accurate; this page is updated about every 30 minutes.

Weather · United States

Hawaii Weather Tomorrow

Hawaii · Sunday, October 18 2026

23°17°

Drizzle

High 23°, low 17°

Chance of rain: 82%; 1.7 mm
Wind: 12 km/h; northwest
UV index: 8; High
Sunrise: 06:21; Sunset 17:58
Day length: 11 h 37 min
Moon: First quarter; 51% illuminated

Updated: 6 h ago · Source: Open-Meteo

Forecast for Hawaii on Sunday, October 18, 2026: drizzle, with a high of 23°C and a low of 17°C. The chance of rain is 82%, with 1.7 mm of precipitation expected in total. Wind from the northwest at up to 12 km/h. Sunrise is at 06:21 and sunset at 17:58; day length 11 h 37 min. Temperatures similar to the previous day. Temperatures are close to the 7-day average. Rain is most likely between 00:00 and 00:00.

What to wear and what to watch out for

Take an umbrella or a raincoat with you.
Mild weather: light clothing is enough.
High UV index (8): sunscreen, a hat and sunglasses are recommended.

Tomorrow's temperatures will be similar to today's.

Sunday, October 18: hour by hour

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Weather nearby on October 18

Frequently asked questions

Will it rain in Hawaii on Sunday, October 18, 2026?: Yes, the chance of rain is 82%, with 1.7 mm of rain expected in total.
What will the temperature be in Hawaii on Sunday, October 18, 2026?: A high of 23°C and a low of 17°C are expected. Conditions: drizzle.
What time are sunrise and sunset in Hawaii on October 18, 2026?: Sunrise is at 06:21 and sunset at 17:58 (local time); day length 11 h 37 min.
How reliable is this forecast?: Forecasts for the first 3 days are usually highly accurate; this page is updated about every 30 minutes.