Click on a day for an hourly weather forecast
The weather in Waikiki in May is very hot. The average temperatures are between 23°C and 26°C, drinking water regularly is advisable.
You can expect about 3 to 8 days of rain in Waikiki during the month of May. It’s a good idea to bring along your umbrella so that you don’t get caught in poor weather.
Our weather forecast can give you a great sense of what weather to expect in Waikiki in May 2025.
If you’re planning to visit Waikiki in the near future, we highly recommend that you review the 14 day weather forecast for Waikiki before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 25° / 21° | 3 | 28 | 0 | 33 mm | Perfect | Waikiki in January |
| February | 24° / 21° | 4 | 24 | 0 | 44 mm | Perfect | Waikiki in February |
| March | 24° / 21° | 5 | 26 | 0 | 59 mm | Perfect | Waikiki in March |
| April | 25° / 22° | 3 | 27 | 0 | 32 mm | Perfect | Waikiki in April |
| May | 26° / 23° | 3 | 28 | 0 | 37 mm | Perfect | Waikiki in May |
| June | 27° / 23° | 2 | 28 | 0 | 32 mm | Perfect | Waikiki in June |
| July | 27° / 24° | 2 | 29 | 0 | 24 mm | Perfect | Waikiki in July |
| August | 28° / 24° | 3 | 28 | 0 | 33 mm | Perfect | Waikiki in August |
| September | 28° / 24° | 2 | 28 | 0 | 23 mm | Perfect | Waikiki in September |
| October | 28° / 24° | 4 | 28 | 0 | 41 mm | Perfect | Waikiki in October |
| November | 26° / 23° | 3 | 27 | 0 | 28 mm | Perfect | Waikiki in November |
| December | 25° / 22° | 3 | 28 | 0 | 70 mm | Perfect | Waikiki in December |