More often than not you can expect weather in Gourock through September is 11. You can expect highs around 14 with lows about 8. Our table below has the full details:
| Month | Degrees Celsius |
|---|---|
| Temperature | 11 |
| High Temperature | 14 |
| Low Temperature | 8 |
| Sunshine Per Day | 5 |
Useful Links: Gourock Weather: Average Weather & Yearly Climate