Average temperature within Barcelona in June is 18 with a typical high being 26 degrees with a low of 18 celsius. The table below includes more detail:
| Month | Degrees Celsius |
|---|---|
| Temperature | 18 |
| High Temperature | 26 |
| Low Temperature | 18 |
| Sunshine Per Day | 10 |
Useful Links: Barcelona Weather: Average Weather & Yearly Climate