Generally, the weather in Crawley through the whole of December is 6 with a high of 7 degrees with a low of 3 celsius. We have put some more information here:
| Month | Degrees Celsius |
|---|---|
| Temperature | 6 |
| High Temperature | 7 |
| Low Temperature | 3 |
| Sunshine Per Day | 3 |
Useful Links: Crawley Weather: Average Weather & Yearly Climate