Kailua, Oahu weather in May 2024

Expect 82°F daytime maximum temperatures in the shade with on average 9 hours of sunshine per day in Kailua, Oahu in May. Check more long-term weather averages for Kailua, Oahu in May before you book your next holiday to Hawaii in 2024/2025.

  • 82°F maximum daytime temperature in May in Kailua, Oahu82
    82°F max day temperature
  • 9 hours of sunshine per day
  • 8 days with some rainfall in May in Kailua, Oahu8
    8 days with some rainfall
  • 68°F minimum night-time temperature in May in Kailua, Oahu68
    68°F min night temperature
  • 13 hours of daylight per day in May in Kailua, Oahu13
    13 hours of daylight per day
  • Moderate heat & humidity in May in Kailua, OahuM
    Moderate heat & humidity
  • 1.4 inches monthly rainfall in May in Kailua, Oahu1.4
    1.4 inches of monthly rainfall
  • UV (maximum) index 11 (Extreme) in May in Kailua, Oahu11
    11 (Extreme) UV index
  • 77°F sea temperature in May in Kailua, Oahu77
    77°F sea temperature

More about Kailua, Oahu

Kailua, Oahu by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for Hawaii

  • Save up to £700 per couple on escorted tours in 2024
  • £400 off Europe, £600 off USA & Canada & £700 off long haul
  • Travel before 31st December 2024 (inclusive)

Expires at 23:59 on Thursday 4th Apr 2024 · View all Cosmos offers

CosmosTour deal finder

The May weather guide for Hawaii (Kailua, Oahu) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C)  |  Imperial (°F)

Back to top

More about the USA

How hot is it in Kailua, Oahu in May?

Daytime temperatures usually reach 82°F in Kailua, Oahu in May with moderate heat and humidity, falling to 68°F at night.

How sunny is it in Kailua, Oahu in May?

There are normally 9 hours of bright sunshine each day in Kailua, Oahu in May - that's 68% of daylight hours.

How warm is the sea around Kailua, Oahu in May?

The average sea temperature around Kailua, Oahu in May is 77°F.

Does it rain in Kailua, Oahu in May?

There are usually 8 days with some rain in Kailua, Oahu in May and the average monthly rainfall is 1.4 inches.

Kailua, Oahu May sunrise & sunset times

Browse the sunrise and sunset times for Kailua, Oahu in May 2024. Select a month to view Kailua, Oahu sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Wednesday, 1st May 2024 06:00 18:57
Thursday, 16th May 2024 05:52 19:03
Friday, 31st May 2024 05:48 19:09

Related posts

Popular travel offers

Explore holidays in the sun for less

Top ^