Typical average weather in Haiku through the whole of May is 22. Through the month the highs are about 28 and low average expected to be 20 degrees. For more context we have put some more information below:
| Month | Degrees Celsius |
|---|---|
| Temperature | 22 |
| High Temperature | 28 |
| Low Temperature | 20 |
| Sunshine Per Day | 10 |
Useful Links: Haiku Weather: Average Weather & Yearly Climate