Typically the average temperate in Pyongyang in December is -2. Through the month the highs are about 2 and lows around -7 celsius. The table below includes more detail:
| Month | Degrees Celsius |
|---|---|
| Temperature | -2 |
| High Temperature | 2 |
| Low Temperature | -7 |
Useful Links: Pyongyang Weather: Average Weather & Yearly Climate