Typically, the average weather in Monte Carlo throughout the duration of December is 12 with the high being 16 with lows of 12 degrees. Find more information below:
| Month | Degrees Celsius |
|---|---|
| Temperature | 12 |
| High Temperature | 16 |
| Low Temperature | 12 |
| Sunshine Per Day | 11 |
Useful Links: Monte Carlo Weather: Average Weather & Yearly Climate