Average Monthly Sunshine in Kailua

The graphs on this page shows the average number of hours per month and per day that Kailua receives direct sunlight. The numbers are calculated over a 30-year period to provide a reliable average.

Monthly hours of sunshine

Across the seasons, sunshine hours in Kailua vary. From a high of 306 hours in July, to a low of 199 hours in December, the city offers a balanced mix of sunny and overcast days. The total annual sunshine amounts to 3038 hours.

Daily hours of sunshine

This means you will experience moderate variation in sunshine hours throughout the year. With 10.2 hours daily sunshine in July, it dips to 6.6 hours in December.

Kailua’s total hours of sunshine compared to other major cities

Kailua enjoys an average of 3038 hours of sunshine annually. Let’s compare this with some popular tourist destinations:

In Barcelona, Spain, there are 2530 hours of sunshine annually and is a city that can be visited year-round.

In contrast, London, UK, receives only about 1659 hours of sunshine per year, known for its frequently overcast and rainy skies.

Beijing, China, has 2505 hours of sunshine annually, with clear, sunny days in winter.

Perth, Australia, enjoys 3180 hours of sunshine annually, the highest among major Australian cities.

Other climate information

December, Kailua’s wettest month, receives 32 mm of rainfall and has a maximum daytime temperature of 26°C. During the driest month July you can expect a temperature of 28°C.

For more detailed insights into the city’s temperatures, check out our Temperature page. To explore more about precipitation patterns, visit our Kailua Precipitation page.