Typically, the average weather in Grand Cayman right-through September is 28. Throughout the month you should see a high of 32 and low being 26. Our table below has the full details:
| Month | Degrees Celsius |
|---|---|
| Temperature | 28 |
| High Temperature | 32 |
| Low Temperature | 26 |
| Sunshine Per Day | 10 |
Grand Cayman, Cayman Islands Weather in September FAQs
Typically what weather am I expecting?
The usual weather is 28 celsius although it does change during the day
What amount of sun can I expect to see?
You should expect 10 hours of sun daily
How cold should I expect it to get?
The average daily low temperatures are 26 degrees.Useful Links: Grand Cayman Weather: Average Weather & Yearly Climate