Seasonal ranking
Coldest sea temperature in Sri Lanka in March
Where the sea is coolest across Sri Lanka during March, ranked by long-term monthly average water temperature. Hiriketiya Beach (Southern, Sri Lanka) is the coolest at around 24°C. Open any spot for today's live water temperature and a 7-day swim forecast.
- 1Hiriketiya BeachSouthern · Sri Lanka · Indian OceanWarm — comfortable swimming24°CMarch average
- 2Mirissa BeachSouthern · Sri Lanka · Indian OceanWarm — comfortable swimming24°CMarch average
- 3Unawatuna BeachSouthern · Sri Lanka · Indian OceanWarm — comfortable swimming24°CMarch average
- 4Bentota BeachGalle · Sri Lanka · Indian OceanWarm — comfortable swimming24°CMarch average
- 5Arugam BayEastern · Sri Lanka · Indian OceanWarm — comfortable swimming24°CMarch average
- 6Nilaveli BeachEastern · Sri Lanka · Indian OceanWarm — comfortable swimming24°CMarch average
- 7Hikkaduwa BeachSouthern · Sri Lanka · Indian OceanWarm — comfortable swimming28°CMarch average
- 8Pasikuda BeachEastern · Sri Lanka · Indian OceanWarm — comfortable swimming28°CMarch average
- 9Tangalle BeachSouthern · Sri Lanka · Indian OceanWarm — comfortable swimming28°CMarch average
- 10Weligama BeachSouthern · Sri Lanka · Indian OceanWarm — comfortable swimming28°CMarch average
- 11Negombo BeachWestern · Sri Lanka · Indian OceanWarm — comfortable swimming28°CMarch average
- 12Mount Lavinia BeachWestern · Sri Lanka · Indian OceanWarm — comfortable swimming28°CMarch average
Coldest sea in March elsewhere
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Sri Lanka in March — frequently asked questions
- Where is the sea coldest in Sri Lanka in March?
- Hiriketiya Beach in Sri Lanka has the coldest sea in Sri Lanka in March, averaging about 24.0 °C. Mirissa Beach (24.0 °C) and Unawatuna Beach are the next coolest.
- How many beaches in Sri Lanka are warm enough to swim in March?
- 12 of the top 12 ranked beaches in Sri Lanka average 22 °C or more in March, which most swimmers find comfortable without a wetsuit.
- How are these March sea temperatures calculated?
- Each figure is a long-term monthly average sea surface temperature for that location, so it reflects a typical March rather than today's reading. Open a beach page for the live water temperature and 7-day forecast.
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