World Resorts Mexico Tulum Weather

Tulum Sea Temperature in December

Average sea water temperature in December:
+81.8°F
Minimum sea water temperature in December: 83.5°F
Maximum sea water temperature in December: 80.1°F

Daily sea water temperature in December, °F

Show year:
2025
2024
2023

The average sea water temperature in December of 2025 was 82.7°F. The highest and lowest sea temperatures during the month were 83.3°F and 82.0°F.

Monthly sea water temperature in Tulum, °F

Which Mexico resorts have warmest sea in December?

Place name December 2025 December 2024
Puerto Arista 85.3°F 83.3°F
Luces en el Mar 84.3°F 83.9°F
Acapulco 84.1°F 83.6°F
Barra de Potosi 84.0°F 83.3°F
Troncones 84.0°F 83.2°F
Zihuatanejo 83.9°F 83.0°F
Ciudad Lazaro Cardenas 83.7°F 83.1°F
San Patricio 83.4°F 82.4°F
Caleta de Campos 83.3°F 82.5°F
La Manzanilla 83.2°F 81.8°F
Manzanillo 83.2°F 82.2°F
Playa Azul 83.1°F 82.2°F
Brisas de Zicatela 83.1°F 84.5°F
Costa Careyes 83.1°F 81.3°F
Cozumel 83.0°F 81.7°F
Puerto Aventuras 83.0°F 81.7°F
Riviera Maya 82.9°F 81.7°F
Playa del Carmen 82.9°F 81.7°F
Purerto Escondido 82.9°F 84.4°F
Mahahual 82.8°F 81.8°F

Best time for vacation in Tulum

Sunniest months:
July 13 days
April 12 days
March 10 days
Warmest months:
July 88.1 °F
August 87.7 °F
September 86.8 °F
Warmest sea temp:
September 85.2 °F
August 85.1 °F
October 84.8 °F
Coldest months:
January 79.4 °F
February 80.9 °F
December 81.1 °F
Rainiest months:
October 8 days
June 8 days
September 7 days
Windiest months:
April 8.9 mph
March 8.8 mph
June 8.8 mph

Tulum on a weather map

Tulum
+75°F
SW 7 mph
Feels like: +81°F
Precip.: 0%
Places in Mexico:
Name
°F
+73°F
+77°F
+79°F
+63°F
+66°F
+72°F
+77°F
+64°F
+55°F
+75°F
24 Hours Forecast
Tulum
Local time: 05:24
December 22, monday
0600
75°F
SW
7 mph
0900
77°F
SW
9 mph
1200
81°F
SW
12 mph
1500
81°F
SW
11 mph
1800
79°F
SW
10 mph
2100
79°F
SW
9 mph
December 23, tuesday
0000
77°F
SW
8 mph
0300
77°F
SW
7 mph
Units of measurement: °C / °F