Normally the average weather in St Moritz through the whole of June is 7, with highs being around 15 with lows around 2 degrees celsius. We have put some more detail below here:
| Month | Degrees Celsius |
|---|---|
| Temperature | 7 |
| High Temperature | 15 |
| Low Temperature | 2 |
| Sunshine Per Day | 7 |
Useful Links: St Moritz Weather: Average Weather & Yearly Climate