More often than not the weather in Cardiff all through August is 14. Average high degrees are usually 20 with low daily temperautes being 12. Discover more info below:
| Month | Degrees Celsius |
|---|---|
| Temperature | 14 |
| High Temperature | 20 |
| Low Temperature | 12 |
| Sunshine Per Day | 7 |
Useful Links: Cardiff Weather: Average Weather & Yearly Climate