Average temperatures within Puerto Vallarta right through the month of December is 21 with usual highs being around 30 and lows around 15 degrees celsius. We have put some more detail below here:
| Month | Degrees Celsius |
|---|---|
| Temperature | 21 |
| High Temperature | 30 |
| Low Temperature | 15 |
| Sunshine Per Day | 13 |
Useful Links: Puerto Vallarta Weather: Average Weather & Yearly Climate