Kahului, Maui weather in August 2025

Expect 86°F daytime maximum temperatures in the shade with on average 9 hours of sunshine per day in Kahului, Maui in August. Check more long-term weather averages for Kahului, Maui in August before you book your next holiday to Hawaii in 2025/2026.

86
86°F max day temperature
9
9 hours of sunshine per day
7
7 days with some rainfall
70
70°F min night temperature
13
13 hours of daylight per day
H
High heat & humidity
0.5
0.5 inches of monthly rainfall
11
11+ (Extreme) UV index
79
79°F sea temperature

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Kahului, Maui by month

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The August weather guide for Hawaii (Kahului, Maui) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C) | Imperial (°F)

More about the USA

How hot is it in Kahului, Maui in August?

Daytime temperatures usually reach 86°F in Kahului, Maui in August with high heat and humidity, falling to 70°F at night.

How sunny is it in Kahului, Maui in August?

There are normally 9 hours of bright sunshine each day in Kahului, Maui in August - that's 70% of daylight hours.

How warm is the sea around Kahului, Maui in August?

The average sea temperature around Kahului, Maui in August is 79°F.

Does it rain in Kahului, Maui in August?

There are usually 7 days with some rain in Kahului, Maui in August and the average monthly rainfall is 0.5 inches.

What is the chance of a hurricane in Kahului, Maui in August?

On average less than 1 day in August in Kahului, Maui is likely to be affected by the passage of one or more tropical storms.

Kahului, Maui August sunrise & sunset times

Browse the sunrise and sunset times for Kahului, Maui in August 2025. Select a month to view Kahului, Maui sunrise and sunset times for the next 12 months.

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Date	Sunrise times	Sunset times
Friday, 1st August 2025	06:00	19:04
Saturday, 16th August 2025	06:05	18:54
Sunday, 31st August 2025	06:10	18:42

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Hawaii - quick facts
Flight time^✝	18 hours
Time difference	UK -10 hours
Language(s)	English
Currency	US Dollar
Electricity	A + B plug (120V)
Driving side	Right
Visa^✝	Yes
Why visit?	Beaches Nature Nightlife
Tourist info	Hawaii Tourism Authority