Typical weather in Rouen through the whole of January is 4 with a general average high of 5 and low being around 1 celsius. The table below includes more detail:
| Month | Degrees Celsius |
|---|---|
| Temperature | 4 |
| High Temperature | 5 |
| Low Temperature | 1 |
| Sunshine Per Day | 3 |
Useful Links: Rouen Weather: Average Weather & Yearly Climate