Swimming in Sri Lanka in april 2025 Sea temperature by city in april

Do you want to go to the beach in Sri Lanka in april 2025? Is it the right month to go for pleasant temperatures and staying in the water for a long time? The answer is on this page with the sea temperatures in april in Sri Lanka by city and our opinion on the chances of enjoying pleasant sea conditions.

Sea temperature in Sri Lanka in april 2025

Here, find the average sea temperature in Sri Lanka in april in several coastal cities.

Direct access: West Coast in april | Southern Coast in april | North in april | East Coast in april | North West in april

West Coast in april

Colombo

on average:

86°F

min: 84°F / max: 88°F

Kalutara

on average:

86°F

min: 83°F / max: 88°F

Negombo

on average:

86°F

min: 84°F / max: 88°F

Dehiwala-Mount Lavinia

on average:

86°F

min: 84°F / max: 88°F

Panadura

on average:

86°F

min: 83°F / max: 88°F

Southern Coast in april

Galle

on average:

86°F

min: 84°F / max: 88°F

Yala National Park

on average:

86°F

min: 84°F / max: 88°F

Tangalle

on average:

86°F

min: 84°F / max: 88°F

Ambalangoda

on average:

86°F

min: 84°F / max: 88°F

Bentota

on average:

86°F

min: 84°F / max: 88°F

Hambantota

on average:

86°F

min: 84°F / max: 88°F

North in april

Jaffna

on average:

87°F

min: 84°F / max: 89°F

Mullaitivu

on average:

86°F

min: 85°F / max: 88°F

Mannar Island

on average:

86°F

min: 84°F / max: 90°F

Kayts

on average:

86°F

min: 84°F / max: 89°F

Point Pedro

on average:

86°F

min: 84°F / max: 89°F

Poonakari

on average:

87°F

min: 84°F / max: 89°F

East Coast in april

Trincomalee

on average:

86°F

min: 84°F / max: 88°F

Batticaloa

on average:

86°F

min: 84°F / max: 88°F

Pottuvil

on average:

86°F

min: 84°F / max: 88°F

Akkaraipattu

on average:

86°F

min: 84°F / max: 88°F

Arisimale Beach

on average:

86°F

min: 85°F / max: 88°F

Arugam Bay

on average:

86°F

min: 84°F / max: 88°F

North West in april

Chilaw

on average:

86°F

min: 84°F / max: 88°F

Puttalam

on average:

86°F

min: 84°F / max: 88°F

Kalpitiya

on average:

86°F

min: 84°F / max: 88°F

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Sea temperature in march in Sri Lanka

Sea temperature in may in Sri Lanka

Where should you go swimming in Sri Lanka in the month of april?

Swimming in Sri Lanka in april is ideal

In april in Sri Lanka swimming conditions are generally the same everywhere.

In april in Colombo, Galle, Jaffna, Trincomalee, Batticaloa, Chilaw, Kalutara, Mullaitivu, Negombo, Yala National Park, Pottuvil, Puttalam, Tangalle, Akkaraipattu, Ambalangoda, Arisimale Beach, Arugam Bay, Bentota, Hambantota, Hikkaduwa, Mannar Island, Kalkudah, Kallady Beach, Kallara beach (Thiriyai), Kalmunai, Kayts, Matara, Mirissa, Navalady, Okanda, Point Pedro, Poonakari, Thalayadi, Unakuruwa Beach, Uppuveli, Vakarai, Dehiwala-Mount Lavinia, Kalpitiya, Panadura and Weligama, swimming conditions are perfect! With water reaching a maximum of 88°F and an average of 86°F, going in the water (and staying there!) feels great.

Where to go swimming in Sri Lanka in april: the map of sea temperatures

ideal swimming

pleasant swimming

cool swimming

cold swimming

freezing swimming

Water temperature and seasonal norms in april

Colombo

	March	April	May
Average sea temperature	85°F	86°F	85°F
Minimum sea temperature	83°F	84°F	83°F
Maximum sea temperature	87°F	88°F	87°F
Average outside temperature	88°F	88°F	86°F
Maximum outside temperature	92°F	90°F	88°F
Minimum outside temperature	85°F	85°F	85°F
Precipitation	6in	10.7in	26.4in
Number of days of precipitation	10 jour(s) (31%)	17 jour(s) (57%)	23 jour(s) (73%)
Cloud cover	29%	39%	53%
Our opinion	ideal swimming	ideal swimming	ideal swimming

More information on swimming in Colombo in april

Galle

	March	April	May
Average sea temperature	85°F	86°F	85°F
Minimum sea temperature	84°F	84°F	82°F
Maximum sea temperature	86°F	88°F	87°F
Average outside temperature	85°F	86°F	85°F
Maximum outside temperature	88°F	88°F	86°F
Minimum outside temperature	83°F	85°F	83°F
Precipitation	6.2in	10.7in	25.9in
Number of days of precipitation	11 jour(s) (34%)	17 jour(s) (56%)	23 jour(s) (74%)
Cloud cover	28%	36%	50%
Our opinion	ideal swimming	ideal swimming	ideal swimming

More information on swimming in Galle in april

Jaffna

	March	April	May
Average sea temperature	84°F	87°F	87°F
Minimum sea temperature	82°F	84°F	84°F
Maximum sea temperature	86°F	89°F	89°F
Average outside temperature	85°F	86°F	86°F
Maximum outside temperature	86°F	88°F	88°F
Minimum outside temperature	83°F	85°F	86°F
Precipitation	1.4in	1.9in	3.2in
Number of days of precipitation	2 jour(s) (6%)	2 jour(s) (7%)	4 jour(s) (12%)
Cloud cover	16%	19%	24%
Our opinion	ideal swimming	ideal swimming	ideal swimming

More information on swimming in Jaffna in april

Trincomalee

	March	April	May
Average sea temperature	84°F	86°F	87°F
Minimum sea temperature	82°F	84°F	85°F
Maximum sea temperature	87°F	88°F	88°F
Average outside temperature	86°F	90°F	90°F
Maximum outside temperature	94°F	95°F	94°F
Minimum outside temperature	81°F	83°F	85°F
Precipitation	4.1in	8.2in	6.3in
Number of days of precipitation	7 jour(s) (21%)	13 jour(s) (43%)	9 jour(s) (30%)
Cloud cover	26%	27%	27%
Our opinion	ideal swimming	ideal swimming	ideal swimming

More information on swimming in Trincomalee in april

Batticaloa

	March	April	May
Average sea temperature	84°F	86°F	86°F
Minimum sea temperature	83°F	84°F	84°F
Maximum sea temperature	86°F	88°F	88°F
Average outside temperature	85°F	88°F	88°F
Maximum outside temperature	86°F	90°F	92°F
Minimum outside temperature	83°F	85°F	85°F
Precipitation	4.3in	5.5in	7.7in
Number of days of precipitation	6 jour(s) (19%)	9 jour(s) (29%)	12 jour(s) (39%)
Cloud cover	26%	22%	24%
Our opinion	ideal swimming	ideal swimming	ideal swimming

More information on swimming in Batticaloa in april

List of coastal cities in Sri Lanka

Colombo in april	ideal swimming
Galle in april	ideal swimming
Jaffna in april	ideal swimming
Trincomalee in april	ideal swimming
Batticaloa in april	ideal swimming
Chilaw in april	ideal swimming
Kalutara in april	ideal swimming
Mullaitivu in april	ideal swimming
Negombo in april	ideal swimming
Yala National Park in april	ideal swimming
Pottuvil in april	ideal swimming
Puttalam in april	ideal swimming
Tangalle in april	ideal swimming
Akkaraipattu in april	ideal swimming
Ambalangoda in april	ideal swimming
Arisimale Beach in april	ideal swimming
Arugam Bay in april	ideal swimming
Bentota in april	ideal swimming
Hambantota in april	ideal swimming
Hikkaduwa in april	ideal swimming
Mannar Island in april	ideal swimming
Kalkudah in april	ideal swimming
Kallady Beach in april	ideal swimming
Kallara beach (Thiriyai) in april	ideal swimming
Kalmunai in april	ideal swimming
Kayts in april	ideal swimming
Matara in april	ideal swimming
Mirissa in april	ideal swimming
Navalady in april	ideal swimming
Okanda in april	ideal swimming
Point Pedro in april	ideal swimming
Poonakari in april	ideal swimming
Thalayadi in april	ideal swimming
Unakuruwa Beach in april	ideal swimming
Uppuveli in april	ideal swimming
Vakarai in april	ideal swimming
Dehiwala-Mount Lavinia in april	ideal swimming
Kalpitiya in april	ideal swimming
Panadura in april	ideal swimming
Weligama in april	ideal swimming