Waihee-Waiehu Weather in August

What's the weather like in Waihee-Waiehu (Hawaii) in August 2025?

The climate in Waihee-Waiehu during August can be summarized as hot, humid and reasonably dry.

August is in the summer in Waihee-Waiehu and is typically the warmest month of the year. Daytime maximum temperatures average around a muggy 28°C (82°F), whilst at night 19°C (66°F) is normal.

Waihee-Waiehu weather averages (imperial / metric)
Daytime temperature 27.6°C 81.6°F
Nightly temperature 18.9°C 65.9°F
Average temperature 23.2°C 73.8°F
Daily sunshine 9.3 hrs
Avg rainfall 55 mm 2.2 ins
Rainy days 9 days
Sea temperature 26.5°C 79.7°F
Humidity 70%
Windspeed 22kph 14 mph

On average August is the 2nd driest month of the year in Waihee-Waiehu with around 55mm 2.2 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 9 days, although this may vary considerably.

On the flip side this corresponds to an average of 9.3 hours of sunshine per day.

August temperatures in Waihee-Waiehu

Waihee-Waiehu average temperature in August

August rainfall

Waihee-Waiehu average rain in August

August hourly sunshine

Waihee-Waiehu average rain in August

The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Waihee-Waiehu in August 2025.

Other monthly averages

Best places to visit in August

UV index Best time to go?

Beta

Current (hourly) weather 15 day forecast

Waihee-Waiehu weather stats

Waihee-Waiehu weather statistics
Hottest month: August 27.3°C 81.1°F
Driest month: June 48mm 1.9ins
Sunniest month: September 9.1hrs
Coldest month: February 24.1°C 75.4°F
Wettest month: January 192mm 7.6ins
Map showing location of Waihee-Waiehu (20.92494, -156.50758) Waihee-Waiehu map pin © Google

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