Average temperatures within Calais in the month of January is 6 with usual highs being around 6 and lows being 3. The table below has some further insights:
| Month | Degrees Celsius |
|---|---|
| Temperature | 6 |
| High Temperature | 6 |
| Low Temperature | 3 |
| Sunshine Per Day | 2 |
Useful Links: Calais Weather: Average Weather & Yearly Climate