Normally the average weather in Oahu in January is 19. With the average high being 24 and low average expected to be 17 degrees. For more context we have put some more information below:
| Month | Degrees Celsius |
|---|---|
| Temperature | 19 |
| High Temperature | 24 |
| Low Temperature | 17 |
Useful Links: Oahu Weather: Average Weather & Yearly Climate