Where is the sea warmest in Sri Lanka in May?

Hikkaduwa Beach in Sri Lanka has the warmest sea in Sri Lanka in May, averaging about 29.0 °C. Pasikuda Beach (29.0 °C) and Uppuveli Beach follow close behind.

How many beaches in Sri Lanka are warm enough to swim in May?

12 of the top 12 ranked beaches in Sri Lanka average 22 °C or more in May, which most swimmers find comfortable without a wetsuit.

How are these May sea temperatures calculated?

Each figure is a long-term monthly average sea surface temperature for that location, so it reflects a typical May rather than today's reading. Open a beach page for the live water temperature and 7-day forecast.

Seasonal ranking

Warmest sea temperature in Sri Lanka in May

Where the sea is warmest across Sri Lanka during May, ranked by long-term monthly average water temperature. Hikkaduwa Beach (Southern, Sri Lanka) tops the list at around 29°C. Open any spot for today's live water temperature and a 7-day swim forecast.

1
Hikkaduwa Beach
Southern · Sri Lanka · Indian Ocean
Warm — comfortable swimming
29°C
May average
2
Pasikuda Beach
Eastern · Sri Lanka · Indian Ocean
Warm — comfortable swimming
29°C
May average
3
Uppuveli Beach
Eastern · Sri Lanka · Indian Ocean
Warm — comfortable swimming
29°C
May average
4
Tangalle Beach
Southern · Sri Lanka · Indian Ocean
Warm — comfortable swimming
29°C
May average
5
Weligama Beach
Southern · Sri Lanka · Indian Ocean
Warm — comfortable swimming
29°C
May average
6
Negombo Beach
Western · Sri Lanka · Indian Ocean
Warm — comfortable swimming
29°C
May average
7
Mount Lavinia Beach
Western · Sri Lanka · Indian Ocean
Warm — comfortable swimming
29°C
May average
8
Hiriketiya Beach
Southern · Sri Lanka · Indian Ocean
Pleasant — swimmable without a wetsuit
22°C
May average
9
Mirissa Beach
Southern · Sri Lanka · Indian Ocean
Pleasant — swimmable without a wetsuit
22°C
May average
10
Unawatuna Beach
Southern · Sri Lanka · Indian Ocean
Pleasant — swimmable without a wetsuit
22°C
May average
11
Bentota Beach
Galle · Sri Lanka · Indian Ocean
Pleasant — swimmable without a wetsuit
22°C
May average
12
Arugam Bay
Eastern · Sri Lanka · Indian Ocean
Pleasant — swimmable without a wetsuit
22°C
May average

Warmest sea in May elsewhere

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Sri Lanka in May — frequently asked questions

Where is the sea warmest in Sri Lanka in May?: Hikkaduwa Beach in Sri Lanka has the warmest sea in Sri Lanka in May, averaging about 29.0 °C. Pasikuda Beach (29.0 °C) and Uppuveli Beach follow close behind.
How many beaches in Sri Lanka are warm enough to swim in May?: 12 of the top 12 ranked beaches in Sri Lanka average 22 °C or more in May, which most swimmers find comfortable without a wetsuit.
How are these May sea temperatures calculated?: Each figure is a long-term monthly average sea surface temperature for that location, so it reflects a typical May rather than today's reading. Open a beach page for the live water temperature and 7-day forecast.

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