Expect the average daily weather in Haiku all through December is 21. Highs are around 26 degrees celsius with a low of 19 celsius. We have put some more information here:
| Month | Degrees Celsius |
|---|---|
| Temperature | 21 |
| High Temperature | 26 |
| Low Temperature | 19 |
| Sunshine Per Day | 13 |
Useful Links: Haiku Weather: Average Weather & Yearly Climate