Normally average temperatures in Northallerton during the duration of December is 6 with a high of 7 and low being around 3 degrees celsius. We have put some more detail below here:
| Month | Degrees Celsius |
|---|---|
| Temperature | 6 |
| High Temperature | 7 |
| Low Temperature | 3 |
| Sunshine Per Day | 2 |
Useful Links: Northallerton Weather: Average Weather & Yearly Climate