Oʻahu in May
May is a good month for Oʻahu: a typical day grades A, the 5th best of the 12 months. Expect highs near 84°F, water around 77°F and about a 15% chance of rain on a given day. Beaches are typically busy (Memorial Day weekend).
Oʻahu month by month
Typical grade and high for each month. Higher is better: A+ to F.
- JanA-80°F
- FebA-80°F
- MarA-81°F
- AprA82°F
- MayA84°F
- JunA86°F
- JulA87°F
- AugA88°F
- SepA88°F
- OctA86°F
- NovA84°F
- DecA-81°F
April: A · May: A · June: A. The best months are usually September, October and November, and the weakest are March and December.
Best beaches in Oʻahu in May
Resorts with the best typical May, and their grades for the next few days.
| Beach | Typical May | This week |
|---|---|---|
| Hilton Hawaiian Village | A | SatA-SunBMonBTueA-WedA- |
| Four Seasons O'ahu at Ko Olina | A | SatA-SunAMonATueA-WedA- |
| Barbers Point Beach Cottages | A | SatA-SunAMonATueA-WedA- |
| White Sands Hotel | A | SatA-SunBMonBTueA-WedA- |
| Ka Laʻi Waikiki Beach, LXR Hotels & Resorts | A | SatA-SunBMonBTueA-WedA- |
| Wayfinder Waikiki | A | SatA-SunBMonBTueA-WedA- |
| Sheraton Waikiki | A | SatA-SunBMonBTueA-WedA- |
| Sheraton Princess Kaiulani Hotel | A | SatA-SunBMonBTueA-WedA- |
Grades for the next few days from Veabird's beach forecast, updated Oct 3, 18:00 UTC. Higher is better: A+ to F.
How it compares
Oʻahu is among the best-graded beach destinations in May. Every destination in May.
Questions
- Is May a good time to visit Oʻahu?
- May is a good month for Oʻahu: a typical day grades A, the 5th best of the 12 months. Expect highs near 84°F, water around 77°F and about a 15% chance of rain on a given day. Beaches are typically busy (Memorial Day weekend).
- How warm is Oʻahu in May?
- Typical highs are about 84°F and the sea is about 77°F. Most swimmers find it comfortable.
- Is May hurricane season in Oʻahu?
- No. Storm risk is very low in May.
- How crowded is Oʻahu in May?
- Typically busy, around Memorial Day weekend. The quietest months are usually September and October.
Plan it
Typical-month numbers from Veabird's year-ahead outlook for the 17 resorts here (median resort): 6 years of ERA5 climate normals, the seasonal pattern of the Atlantic sargassum belt, holiday crowd calendars and historical storm tracks. Any given year can differ; check the 16-day forecast before you go.