Typically, the average weather in San Marino through the whole of June is 20. Average high degrees are usually 26 with lows about 17 degrees. We have put some more details below:
| Month | Degrees Celsius |
|---|---|
| Temperature | 20 |
| High Temperature | 26 |
| Low Temperature | 17 |
Useful Links: San Marino Weather: Average Weather & Yearly Climate