Average sea water temperature in December:
+81.8°F
| Minimum sea water temperature in December: | 84.0°F |
| Maximum sea water temperature in December: | 79.3°F |
Daily sea water temperature in December, °F
Show year:
2025
2024
2023
The average sea water temperature in December of 2025 was 81.8°F. The highest and lowest sea temperatures during the month were 82.4°F and 81.0°F.
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Monthly sea water temperature in Trincomalee, °F
Which Sri Lanka resorts have warmest sea in December?
| Place name | December 2025 | December 2024 |
|---|---|---|
| Hikkaduwa | 82.9°F | 83.6°F |
| Panadura | 82.9°F | 84.0°F |
| Wadduwa | 82.9°F | 84.0°F |
| Dehiwala Mount Lavinia | 82.8°F | 84.1°F |
| Koggalla | 82.8°F | 83.7°F |
| Unawatuna | 82.8°F | 83.7°F |
| Halle | 82.8°F | 83.7°F |
| Colombo | 82.8°F | 84.1°F |
| Weligama | 82.8°F | 83.6°F |
| Hambantota | 82.7°F | 83.5°F |
| Marissa | 82.7°F | 83.7°F |
| Marawila | 82.7°F | 83.9°F |
| Tangalle | 82.7°F | 83.5°F |
| Dikwella | 82.7°F | 83.5°F |
| Negombo | 82.6°F | 84.0°F |
| Kalutara | 82.5°F | 83.1°F |
| Pasikuda | 82.3°F | 82.5°F |
| Batticaloa | 82.2°F | 82.2°F |
| Beruwela | 81.9°F | 82.4°F |
| Trincomalee | 81.8°F | 82.5°F |
Best time for vacation in Trincomalee
Trincomalee on a weather map
Places in Sri Lanka:
Name
°F
24 Hours Forecast
Trincomalee
Local time: 02:49
December 17, wednesday
0300
79°F
SW
9 mph
9 mph
0600
79°F
SW
10 mph
10 mph
0900
79°F
SW
11 mph
11 mph
1200
79°F
SW
13 mph
13 mph
1500
79°F
SW
14 mph
14 mph
1800
79°F
SW
15 mph
15 mph
2100
79°F
SW
16 mph
16 mph
December 18, thursday
0000
79°F
SW
15 mph
15 mph
