Generally, average temperature in Grand Cayman during May is 25, with highs being around 31 with lows around 23 degrees. Find more information below:
| Month | Degrees Celsius |
|---|---|
| Temperature | 25 |
| High Temperature | 31 |
| Low Temperature | 23 |
| Sunshine Per Day | 12 |
Useful Links: Grand Cayman Weather: Average Weather & Yearly Climate