World Resorts Mexico Puerto Vallarta Weather

Puerto Vallarta Sea Temperature in December

Average sea water temperature in December:
+78.7°F
Minimum sea water temperature in December: 82.9°F
Maximum sea water temperature in December: 71.4°F

Daily sea water temperature in December, °F

Show year:
2025
2024
2023

The average sea water temperature in December of 2025 was 79.7°F. The highest and lowest sea temperatures during the month were 81.1°F and 77.5°F.

Monthly sea water temperature in Puerto Vallarta, °F

Which Mexico resorts have warmest sea in December?

Place name December 2025 December 2024
Puerto Arista 85.4°F 83.3°F
Luces en el Mar 84.2°F 83.9°F
Acapulco 84.0°F 83.6°F
Barra de Potosi 83.8°F 83.3°F
Troncones 83.7°F 83.2°F
Zihuatanejo 83.6°F 83.0°F
Ciudad Lazaro Cardenas 83.4°F 83.1°F
San Patricio 83.0°F 82.4°F
Caleta de Campos 82.9°F 82.5°F
Cozumel 82.8°F 81.7°F
Playa del Carmen 82.8°F 81.7°F
Puerto Aventuras 82.8°F 81.7°F
Manzanillo 82.8°F 82.2°F
Riviera Maya 82.7°F 81.7°F
Playa Azul 82.7°F 82.2°F
Mahahual 82.7°F 81.8°F
La Manzanilla 82.6°F 81.8°F
Tulum 82.5°F 81.5°F
Costa Careyes 82.5°F 81.3°F
Puerto Morelos 82.5°F 81.5°F

Best time for vacation in Puerto Vallarta

Sunniest months:
May 26 days
March 26 days
January 25 days
Warmest months:
May 89.0 °F
June 88.3 °F
July 88.3 °F
Warmest sea temp:
August 86.7 °F
September 86.3 °F
July 86.2 °F
Coldest months:
January 81.1 °F
February 82.0 °F
December 82.5 °F
Rainiest months:
July 12 days
August 12 days
September 12 days
Windiest months:
May 4.6 mph
April 4.6 mph
March 4.4 mph

Puerto Vallarta on a weather map

Puerto Vallarta
+68°F
SW 2 mph
Feels like: +68°F
Precip.: 0%
Places in Mexico:
Name
°F
+73°F
+70°F
+70°F
+68°F
+75°F
+64°F
+61°F
+64°F
24 Hours Forecast
Puerto Vallarta
Local time: 03:07
January 01, thursday
0600
68°F
SW
3 mph
0900
70°F
W
4 mph
1200
84°F
S
5 mph
1500
88°F
SE
8 mph
1800
82°F
SE
5 mph
2100
73°F
W
2 mph
January 02, friday
0000
68°F
W
4 mph
0300
68°F
W
3 mph
Units of measurement: °C / °F