Generally the typical temperate in Belfast through the month of December is 6. Throughout the month you should see a high of 7 degrees and a low of 3 celsius.
| Month | Degrees Celsius |
|---|---|
| Temperature | 6 |
| High Temperature | 7 |
| Low Temperature | 3 |
| Sunshine Per Day | 2 |
Useful Links: Belfast Weather: Average Weather & Yearly Climate