Puerto Vallarta water temperature
The sea off Puerto Vallarta is warmest in August, around 86°F (30°C), and coolest in March, around 75°F (24°C).
Photo: MutantE AZUL, CC BY-SA 3.0
Sea temperature by month
| Month | Sea | Feels | Air high |
|---|---|---|---|
| January | 77°F (25°C) | Warm | 80°F |
| February | 76°F (24°C) | Pleasant | 80°F |
| March | 75°F (24°C) | Pleasant | 81°F |
| April | 76°F (25°C) | Pleasant | 82°F |
| May | 79°F (26°C) | Warm | 85°F |
| June | 83°F (28°C) | Bath-warm | 89°F |
| July | 85°F (30°C) | Bath-warm | 90°F |
| August | 86°F (30°C) | Bath-warm | 90°F |
| September | 86°F (30°C) | Bath-warm | 90°F |
| October | 86°F (30°C) | Bath-warm | 89°F |
| November | 83°F (28°C) | Bath-warm | 86°F |
| December | 79°F (26°C) | Warm | 82°F |
Average sea-surface temperature just offshore, 1991–2020. Water in shallow bays runs a little warmer on sunny afternoons.
On the water in Puerto Vallarta
Questions
When is the water warmest in Puerto Vallarta?
August, at about 86°F (30°C).
Can you swim in Puerto Vallarta all year?
Yes. The sea stays at 75°F or warmer even in March.
Do I need a wetsuit to snorkel in Puerto Vallarta?
In March, at 75°F, a 3 mm wetsuit makes a long snorkel much more comfortable. Many tours include or rent one.
