World Resorts Vietnam Hoi An Weather

Hoi An Sea Temperature in December

Average sea water temperature in December:
+76.7°F
Minimum sea water temperature in December: 81.0°F
Maximum sea water temperature in December: 72.7°F

Daily sea water temperature in December, °F

Show year:
2025
2024
2023

The average sea water temperature in December of 2025 was 75.9°F. The highest and lowest sea temperatures during the month were 77.5°F and 75.0°F.

Monthly sea water temperature in Hoi An, °F

Which Vietnam resorts have warmest sea in December?

Place name December 2025 December 2024
Phu Quoc 83.1°F 83.8°F
Ho Chi Minh 81.4°F 81.5°F
Vung Tau 81.4°F 81.3°F
Con Dao 80.8°F 80.1°F
Ke Ga 80.6°F 79.9°F
Phan Thiet 80.4°F 79.6°F
Mui Ne 80.4°F 79.5°F
Phan Rang 79.0°F 78.4°F
Cam Ranh 78.8°F 78.0°F
Nha Trang 78.7°F 78.0°F
Vinpearl 78.7°F 78.0°F
Doc Let Beach 78.7°F 78.1°F
Hoi An 75.9°F 76.6°F
Da Nang 75.8°F 76.6°F
Hue 75.4°F 76.1°F
Thanh Hoa 72.7°F 71.7°F
Cat Ba Island 72.1°F 70.9°F
Ha Long 71.3°F 70.2°F
Tuan Chau 70.9°F 70.1°F
Hai Phong 69.7°F 69.5°F

Best time for vacation in Hoi An

Sunniest months:
April 17 days
May 16 days
June 16 days
Warmest months:
June 90.9 °F
August 90.3 °F
July 89.8 °F
Warmest sea temp:
August 85.5 °F
September 85.4 °F
July 84.5 °F
Coldest months:
January 74.0 °F
December 74.8 °F
February 76.2 °F
Rainiest months:
December 16 days
November 14 days
October 13 days
Windiest months:
December 7.9 mph
November 7.3 mph
April 7.2 mph

Hoi An on a weather map

Hoi An
+72°F
S 4 mph
Feels like: +72°F
Precip.: 100%
Places in Vietnam:
Name
°F
+72°F
+73°F
+59°F
+72°F
+72°F
+72°F
+66°F
+72°F
+72°F
+72°F
+72°F
+79°F
+66°F
+64°F
+73°F
24 Hours Forecast
Hoi An
Local time: 03:11
December 17, wednesday
0600
72°F
S
6 mph
0900
73°F
SW
7 mph
1200
73°F
SW
11 mph
1500
73°F
SW
11 mph
1800
73°F
SW
9 mph
2100
72°F
SW
7 mph
December 18, thursday
0000
72°F
SW
7 mph
0300
70°F
S
7 mph

Best place for vacation:

Units of measurement: °C / °F