Sea water temperature in Sri Lanka in October

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In October warmest sea in Sri Lanka is usually observed in the following locations: Jafna, Batticaloa, Pasikuda.

Table below shows average sea water temperature in October for the last three years at all Sri Lanka marine resorts.

Place name	October 2021	October 2020	October 2019
Jafna	29.5°C	29.1°C	30.1°C
Batticaloa	29.4°C	29.0°C	29.3°C
Pasikuda	29.3°C	28.9°C	29.5°C
Trincomalee	28.9°C	28.7°C	29.4°C
Habarana	28.9°C	28.8°C	29.3°C
Ahungalla	28.7°C	28.2°C	28.9°C
Induruwa	28.7°C	28.3°C	28.9°C
Bentota	28.7°C	28.3°C	28.9°C
Balapitiya	28.7°C	28.1°C	28.9°C
Dehiwala Mount Lavinia	28.7°C	28.3°C	29.0°C
Panadura	28.6°C	28.3°C	28.9°C
Beruwela	28.6°C	28.4°C	28.9°C
Wadduwa	28.6°C	28.4°C	28.9°C
Negombo	28.6°C	28.4°C	28.9°C
Colombo	28.6°C	28.4°C	29.0°C
Kalutara	28.6°C	28.4°C	28.9°C
Hikkaduwa	28.6°C	28.0°C	28.9°C
Marawila	28.6°C	28.3°C	28.9°C
Halle	28.5°C	27.8°C	28.8°C
Unawatuna	28.5°C	27.8°C	28.8°C
Koggalla	28.4°C	27.7°C	28.9°C
Marissa	28.3°C	27.7°C	28.9°C
Weligama	28.3°C	27.7°C	28.9°C
Hambantota	28.3°C	27.4°C	29.0°C
Dikwella	28.2°C	27.5°C	28.6°C
Tangalle	28.1°C	27.4°C	28.5°C