Typically, the average weather in Isle Au Haut right through August is 17. Average highs are typically 23 and average daily low being 14 degrees. For more context we have put some more information below:
| Month | Degrees Celsius |
|---|---|
| Temperature | 17 |
| High Temperature | 23 |
| Low Temperature | 14 |
Useful Links: Isle Au Haut Weather: Average Weather & Yearly Climate