Sea Temperature in Honolulu in May

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Complete information on the sea temperature range in the Pacific Ocean in Honolulu in May. Historical daily data. Climate details for May. Tips on swimming conditions and beach relaxation in Honolulu. We find every spot where you can swim and tell you what the water temperature is there today and throughout the year.

Honolulu Climate and Swimming Opportunities in May

Honolulu lies within the Hawaii in United States. The average daytime temperature in Honolulu in May is 82°F (28°C), while the nighttime average is 69°F (21°C). There are typically 11 rainy days during the month, with a total precipitation of 3.4 inches (86 mm). The daylight duration in May in Honolulu is 13 hours, with an average of 9 hours of sunshine per day. The average wind speed in May is 9 mph (15 km/h), and the humidity level is around 68%.

The water temperature in Honolulu in May ranges from 75°F to 79°F (24°C to 26°C). At the beginning of the month, the average temperature is around 77°F (25°C), shifting to 77°F (25°C) by mid-May and reaching 77°F (25°C) in the last ten days. Overall, the average sea temperature in Honolulu for May is 77°F (25°C). Perfect swimming weather — warm water and hot air make for an enjoyable and relaxing experience.

Frequently Asked Questions About Water Temperatures in May in Honolulu