World Resorts Cambodia Sihanoukville Weather

Sihanoukville Sea Temperature in December

Average sea water temperature in December:
+83.7°F
Minimum sea water temperature in December: 87.1°F
Maximum sea water temperature in December: 81.0°F

Daily sea water temperature in December, °F

Show year:
2025
2024
2023

The average sea water temperature in December of 2025 was 82.8°F. The highest and lowest sea temperatures during the month were 83.3°F and 82.4°F.

Monthly sea water temperature in Sihanoukville, °F

Which Cambodia resorts have warmest sea in December?

Place name December 2025 December 2024
Koh Kong 83.0°F 83.8°F
Koh Rong 82.8°F 84.1°F
Sihanoukville 82.8°F 83.6°F
Koh Dek Koule 82.8°F 83.6°F

Best time for vacation in Sihanoukville

Sunniest months:
January 20 days
December 18 days
February 17 days
Warmest months:
May 88.9 °F
April 88.3 °F
June 87.3 °F
Warmest sea temp:
May 87.7 °F
April 87.0 °F
June 85.7 °F
Coldest months:
January 84.8 °F
February 85.0 °F
September 85.3 °F
Rainiest months:
July 18 days
August 17 days
September 17 days
Windiest months:
July 12.2 mph
August 12.0 mph
September 11.5 mph

Sihanoukville on a weather map

Current weather
08:37
Sihanoukville
+79°F
W 9 mph
Feels like: +82°F
Precip.: 0%
Places in Cambodia:
Name
°F
Battambang
+79°F
Koh Rong
+79°F
Koh Dek Koule
+79°F
Koh Kong
+81°F
Phnom Penh
+81°F
Sihanoukville
+79°F
Siem Reap
+79°F
24 Hours Forecast
Sihanoukville
Local time: 08:37
December 18, thursday
0900
79°F
W
9 mph
1200
82°F
SW
3 mph
1500
82°F
S
2 mph
1800
82°F
NW
4 mph
2100
81°F
NE
3 mph
December 19, friday
0000
81°F
S
7 mph
0300
79°F
S
7 mph
0600
79°F
S
8 mph
Units of measurement: °C / °F