| < May >
|Normal Max/ High Temperature
|Min/ Low Temperature
|Average Sea or Water Temp
|Number of Wet Days (probability of rain on a day)
|Average Sunlight per day
|Average Daylight per day
|Sunny (Cloudy) Daylight Hours
|Sun altitude at solar noon on the 21st day.
- The average sea tempeature is 25 °C (77 °F).
- The average temperature in Honolulu, Oahu in May is fairly hot at 25.3 °C (77.54 °F).
- Afternoons can be very hot with average high temperatures reaching 29.3 °C (84.7 °F).
- Overnight temperatures are generally really warm with an average low of 21.3 °C (70.3 °F).
- The variation/ range of daily average temperatures in May is 8 °C (14.4 °F).
- The weather in May is somewhat parched with some rain. A paltry 28.7mm (1.1in) of H2O tumbles across on average 9 days.
- In May the skies in Honolulu, Oahu are nice and sunny having on average a considerable 9:36 of radiant sunlight per day.
- The shortest day is 12:54 long and the longest day is 13:19 long with an average length of 13:08.
- There are approximately 3:24 per day when bright sunshine is absent due to cloud, haze or the sun being too low on the horizon to register.
- It is sunny approximately 73.9% of daylight hours and cloudy 26.1% of daylight hours.
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Weather Trend Graph for May in Honolulu, Oahu, Hawaii
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