Usually average temperatures are Calais in the month of June is 12 with usual highs being around 17 degrees celsius and a low of 12. See our table below for a full breakdown:
| Month | Degrees Celsius |
|---|---|
| Temperature | 12 |
| High Temperature | 17 |
| Low Temperature | 12 |
| Sunshine Per Day | 7 |
Useful Links: Calais Weather: Average Weather & Yearly Climate