Generally the typical temperate in Gretna Green during August is 15. You can expect highs around 19 degrees celsius and a low of 14 degrees celsius. We have put some more detail below here:
| Month | Degrees Celsius |
|---|---|
| Temperature | 15 |
| High Temperature | 19 |
| Low Temperature | 14 |
Useful Links: Gretna Green Weather: Average Weather & Yearly Climate