You should expect the average temperature in Grand Cayman through June is 26 with highs being 32 with low daily temperautes being 24 degrees celsius. We have put some more info below:
| Month | Degrees Celsius |
|---|---|
| Temperature | 26 |
| High Temperature | 32 |
| Low Temperature | 24 |
| Sunshine Per Day | 12 |
Useful Links: Grand Cayman Weather: Average Weather & Yearly Climate