Normally the average weather in Calafell in September is 20 with a normal high in the month being 26 degrees celsius and a low of 18 degrees. For more context we have put some more information below:
| Month | Degrees Celsius |
|---|---|
| Temperature | 20 |
| High Temperature | 26 |
| Low Temperature | 18 |
Useful Links: Calafell Weather: Average Weather & Yearly Climate