Typically the average temperate in Dunkerque during the month of January is 6 with usual highs being around 6 and typical average low being around 3. The table below has further info:
| Month | Degrees Celsius |
|---|---|
| Temperature | 6 |
| High Temperature | 6 |
| Low Temperature | 3 |
Useful Links: Dunkerque Weather: Average Weather & Yearly Climate