Average sea water temperature in October:
+84.5°F
| Minimum sea water temperature in October: | 86.2°F |
| Maximum sea water temperature in October: | 82.6°F |
Daily sea water temperature in October, °F
Show year:
2025
2024
2023
The average sea water temperature in October of 2025 was 84.4°F. The highest and lowest sea temperatures during the month were 85.3°F and 83.7°F.
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| Trincomalee |
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Monthly sea water temperature in Trincomalee, °F
Which Sri Lanka resorts have warmest sea in October?
| Place name | October 2025 | October 2024 |
|---|---|---|
| Jafna | 85.2°F | 85.3°F |
| Batticaloa | 84.8°F | 84.9°F |
| Pasikuda | 84.8°F | 85.0°F |
| Trincomalee | 84.4°F | 85.0°F |
| Habarana | 84.1°F | 84.6°F |
| Panadura | 83.9°F | 84.3°F |
| Wadduwa | 83.9°F | 84.2°F |
| Dehiwala Mount Lavinia | 83.9°F | 84.4°F |
| Marawila | 83.8°F | 84.3°F |
| Hikkaduwa | 83.8°F | 84.1°F |
| Hambantota | 83.8°F | 83.8°F |
| Negombo | 83.8°F | 84.4°F |
| Colombo | 83.7°F | 84.4°F |
| Kalutara | 83.5°F | 83.7°F |
| Unawatuna | 83.4°F | 84.1°F |
| Halle | 83.4°F | 84.1°F |
| Koggalla | 83.4°F | 84.0°F |
| Tangalle | 83.4°F | 83.8°F |
| Marissa | 83.3°F | 84.0°F |
| Dikwella | 83.3°F | 83.9°F |
Best time for vacation in Trincomalee
Trincomalee on a weather map
Places in Sri Lanka:
Name
°F
24 Hours Forecast
Trincomalee
Local time: 11:32
December 05, friday
1200

81°F
SW
11 mph
11 mph
1500

82°F
SW
11 mph
11 mph
1800

81°F
SW
12 mph
12 mph
2100

81°F
SW
11 mph
11 mph
December 06, saturday
0000

81°F
SW
13 mph
13 mph
0300

81°F
SW
12 mph
12 mph
0600

81°F
SW
13 mph
13 mph
0900

82°F
SW
10 mph
10 mph



























