World Resorts Vietnam Hoi An Weather

Hoi An Sea Temperature in October

Average sea water temperature in October:
+82.9°F
Minimum sea water temperature in October: 86.4°F
Maximum sea water temperature in October: 79.2°F

Daily sea water temperature in October, °F

Show year:
2025
2024
2023

The average sea water temperature in October of 2025 was 83.1°F. The highest and lowest sea temperatures during the month were 84.7°F and 81.1°F.

Monthly sea water temperature in Hoi An, °F

Which Vietnam resorts have warmest sea in October?

Place name October 2025 October 2024
Con Dao 84.8°F 84.8°F
Phu Quoc 84.6°F 85.8°F
Vung Tau 84.4°F 85.1°F
Doc Let Beach 84.2°F 84.3°F
Ke Ga 84.1°F 84.9°F
Ho Chi Minh 83.8°F 84.5°F
Cam Ranh 83.8°F 84.2°F
Hue 83.6°F 83.6°F
Phan Thiet 83.6°F 84.7°F
Mui Ne 83.5°F 84.9°F
Nha Trang 83.5°F 83.7°F
Vinpearl 83.3°F 83.6°F
Da Nang 83.3°F 83.3°F
Phan Rang 83.2°F 84.0°F
Thanh Hoa 83.2°F 83.2°F
Hoi An 83.1°F 83.1°F
Cat Ba Island 83.0°F 83.1°F
Ha Long 82.8°F 82.9°F
Tuan Chau 82.5°F 82.3°F
Hai Phong 81.0°F 81.0°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: 03:08
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