Generally the typical temperate in Biarritz throughout the time of April is 10 with the high being 15 with low average temperatures being 8 celsius. The table below includes more detail:
| Month | Degrees Celsius |
|---|---|
| Temperature | 10 |
| High Temperature | 15 |
| Low Temperature | 8 |
| Sunshine Per Day | 6 |
Useful Links: Biarritz Weather: Average Weather & Yearly Climate