Normally, average daily temperatures in Ploermel through August is 14 with a general average high of 20 with lows of 12 celsius. We have put some more information here:
| Month | Degrees Celsius |
|---|---|
| Temperature | 14 |
| High Temperature | 20 |
| Low Temperature | 12 |
Useful Links: Ploermel Weather: Average Weather & Yearly Climate