December marks the arrival of winter in Bhutan, with cold temperatures and occasional snowfall at higher altitudes. Though the weather can make trekking and hiking more challenging, it's a beautiful time to visit Bhutan's remote and peaceful areas.
 
  
 | Location | Temperature Range | 
|---|---|
| Thimphu and Paro | -3°C to 10°C, with nights dropping to -1°C. | 
| Punakha Valley | Ranges from -1.7°C to 11°C, with humid weather. | 
| Bumthang Valley | -6°C to 6°C, colder at night and early morning. |