More often than not the weather in Rothesay during May is 9. Throughout the month you should see a high of 15 degrees with a low of 7 celsius. We have put some more information here:
| Month | Degrees Celsius |
|---|---|
| Temperature | 9 |
| High Temperature | 15 |
| Low Temperature | 7 |
Useful Links: Rothesay Weather: Average Weather & Yearly Climate