The highest day temperature in August 2026 was 82°F. The lowest night temperature was 60°F. The average values for day and night temperatures during August were 74.8°F и 69.1°F respectivly.

The average sea surface temperature in August 2026 for Maui was 82.9°F. The maximum and minimum values were 82.2°F and 83.6°F respectively.

Most of the days in August are sunny but you can also expect cloudy and gloomy days.

Precipitation total in August for Maui is 3.0 in.

The average wind speed in August is 12.7 mph. It makes August one of the most windy months of the year for Maui.

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Maui in August is 7.8 hours.