Best time to visit Kailua, Oahu

Find the best time to visit Kailua, Oahu and plan your perfect trip in 2024/2025. Get holiday inspiration, weather guides, travel advice and find great deals.

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When is the best time to visit Kailua, Oahu?

The best time to visit Kailua, Oahu is July and August based on the following average weather conditions.

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Hours of Sunshine (daily)

Best time to visit

The weather guide for Hawaii (Kailua, Oahu) shows long term weather averages processed from data supplied by CRU (University of East Anglia) & today's weather forecast provided by meteoblue. Find out more about our data sources.

Metric (°C / mm)  |  Imperial (°F / inches)

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Which is the hottest month in Kailua, Oahu?

The hottest time of year in Kailua, Oahu is normally September. Expect maximum daytime temperatures to reach 30°C with high heat and humidity.

Which month has the most rain in Kailua, Oahu?

In terms of rainfall, November is usually the wettest month in Kailua, Oahu with 119mm on average. There are normally 10 days in November with some rain.

When is it sunniest in Kailua, Oahu?

The sunniest time of year in Kailua, Oahu is normally September with bright sunshine on average for 74% of daylight hours; that's 9 hours of sunshine per day.

When is the sea warmest in Kailua, Oahu?

The sea is usually at its warmest in Kailua, Oahu in September when the water temperature reaches 27°C.

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