Current sea water temperature:
+81.1°F
| Minimum sea water temperature in December: | 82.9°F |
| Maximum sea water temperature in December: | 71.4°F |
| Average sea water temperature in December: | 78.7°F |
| more information | |
14 days
forecast
forecast
| Puerto Vallarta |
monthly
weather
weather
| Puerto Vallarta |
Sea water temperature for the last 10 days:
| December 16 | 81.1°F | December 11 | 81.1°F |
| December 15 | 80.6°F | December 10 | 81.0°F |
| December 14 | 81.0°F | December 9 | 81.1°F |
| December 13 | 80.8°F | December 8 | 81.1°F |
| December 12 | 80.6°F | December 7 | 80.6°F |
Monthly sea water temperature, °F
When is the warmest sea in Puerto Vallarta?
Based on the data about daily sea water temperature for the last three years the warmest sea in Puerto Vallarta was noticed in August, September and July.
Monthly Sea Temperatures in Puerto Vallarta, °F
Sea water temperature in August, °F
Show year:
2025
2024
2023
The average sea water temperature in August of 2025 was 87.4°F. The highest and lowest sea temperatures during the month were 88.3°F and 86.7°F.
Sea water temperature in September, °F
Show year:
2025
2024
2023
The average sea water temperature in September of 2025 was 86.9°F. The highest and lowest sea temperatures during the month were 87.8°F and 86.4°F.
Sea water temperature in July, °F
Show year:
2025
2024
2023
The average sea water temperature in July of 2025 was 87.5°F. The highest and lowest sea temperatures during the month were 89.4°F and 86.4°F.
current
weather
weather
| Puerto Vallarta |
weather in
December
December
| Puerto Vallarta |
Best time for vacation in Puerto Vallarta
Puerto Vallarta on a weather map
Places in Mexico:
Name
°F
24 Hours Forecast
Puerto Vallarta
Local time: 08:15
December 16, tuesday
0900
73°F
W
2 mph
2 mph
1200
84°F
SE
3 mph
3 mph
1500
82°F
SE
6 mph
6 mph
1800
79°F
E
2 mph
2 mph
2100
75°F
W
2 mph
2 mph
December 17, wednesday
0000
68°F
W
2 mph
2 mph
0300
68°F
W
2 mph
2 mph
0600
66°F
W
3 mph
3 mph
