Normally average temperatures in Topsham in January is 7 with a general average high of 8 with lows of 3 degrees.
| Month | Degrees Celsius |
|---|---|
| Temperature | 7 |
| High Temperature | 8 |
| Low Temperature | 3 |
| Sunshine Per Day | 3 |
Useful Links: Topsham Weather: Average Weather & Yearly Climate