Swimming in Sri Lanka in july 2025 Sea temperature by city in july
Do you want to go to the beach in Sri Lanka in july 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 july in Sri Lanka by city and our opinion on the chances of enjoying pleasant sea conditions.
Sea temperature in Sri Lanka in july 2025
Here, find the average sea temperature in Sri Lanka in july in several coastal cities.
West Coast in july
82°F
min: 79°F / max: 84°F
81°F
min: 79°F / max: 83°F
82°F
min: 79°F / max: 83°F
Dehiwala-Mount Lavinia
82°F
min: 79°F / max: 84°F
Panadura
81°F
min: 79°F / max: 83°F
Southern Coast in july
82°F
min: 80°F / max: 84°F
82°F
min: 81°F / max: 84°F
82°F
min: 80°F / max: 84°F
Ambalangoda
82°F
min: 80°F / max: 84°F
81°F
min: 80°F / max: 84°F
Hambantota
83°F
min: 80°F / max: 84°F
North in july
85°F
min: 83°F / max: 87°F
86°F
min: 83°F / max: 88°F
Mannar Island
83°F
min: 82°F / max: 86°F
Kayts
85°F
min: 83°F / max: 88°F
Point Pedro
85°F
min: 83°F / max: 87°F
Poonakari
85°F
min: 83°F / max: 87°F
East Coast in july
86°F
min: 83°F / max: 88°F
84°F
min: 83°F / max: 86°F
84°F
min: 82°F / max: 86°F
Akkaraipattu
85°F
min: 83°F / max: 86°F
Arisimale Beach
85°F
min: 83°F / max: 88°F
Arugam Bay
84°F
min: 82°F / max: 86°F
North West in july
81°F
min: 80°F / max: 84°F
81°F
min: 79°F / max: 84°F
Kalpitiya
81°F
min: 80°F / max: 84°F
Where should you go swimming in Sri Lanka in the month of july?
Swimming in Sri Lanka in july is ideal
In july in Sri Lanka swimming conditions are generally the same everywhere.
In july 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 84°F and an average of 82°F, going in the water (and staying there!) feels great.
Where to go swimming in Sri Lanka in july: the map of sea temperatures
ideal swimming 
pleasant swimming 
cool swimming 
cold swimming 
freezing swimmingWater temperature and seasonal norms in july
Colombo
| July | |||
| Average sea temperature | 82°F | ||
| Minimum sea temperature | 79°F | ||
| Maximum sea temperature | 84°F | ||
| Average outside temperature | 85°F | ||
| Maximum outside temperature | 85°F | ||
| Minimum outside temperature | 83°F | ||
| Precipitation | 22.9in | ||
| Number of days of precipitation | 24 jour(s) (78%) | ||
| Cloud cover | 53% | ||
| Our opinion | ideal swimming |
More information on swimming in Colombo in july
Galle
| July | |||
| Average sea temperature | 82°F | ||
| Minimum sea temperature | 80°F | ||
| Maximum sea temperature | 84°F | ||
| Average outside temperature | 83°F | ||
| Maximum outside temperature | 85°F | ||
| Minimum outside temperature | 83°F | ||
| Precipitation | 17in | ||
| Number of days of precipitation | 20 jour(s) (66%) | ||
| Cloud cover | 47% | ||
| Our opinion | ideal swimming |
More information on swimming in Galle in july
Jaffna
| July | |||
| Average sea temperature | 85°F | ||
| Minimum sea temperature | 83°F | ||
| Maximum sea temperature | 87°F | ||
| Average outside temperature | 85°F | ||
| Maximum outside temperature | 86°F | ||
| Minimum outside temperature | 85°F | ||
| Precipitation | 2.5in | ||
| Number of days of precipitation | 4 jour(s) (12%) | ||
| Cloud cover | 30% | ||
| Our opinion | ideal swimming |
More information on swimming in Jaffna in july
Trincomalee
| July | |||
| Average sea temperature | 86°F | ||
| Minimum sea temperature | 83°F | ||
| Maximum sea temperature | 88°F | ||
| Average outside temperature | 88°F | ||
| Maximum outside temperature | 94°F | ||
| Minimum outside temperature | 83°F | ||
| Precipitation | 2.3in | ||
| Number of days of precipitation | 4 jour(s) (12%) | ||
| Cloud cover | 30% | ||
| Our opinion | ideal swimming |
More information on swimming in Trincomalee in july
Batticaloa
| July | |||
| Average sea temperature | 84°F | ||
| Minimum sea temperature | 83°F | ||
| Maximum sea temperature | 86°F | ||
| Average outside temperature | 88°F | ||
| Maximum outside temperature | 92°F | ||
| Minimum outside temperature | 85°F | ||
| Precipitation | 3.5in | ||
| Number of days of precipitation | 6 jour(s) (21%) | ||
| Cloud cover | 25% | ||
| Our opinion | ideal swimming |
More information on swimming in Batticaloa in july
List of coastal cities in Sri Lanka
| Colombo in july | ideal swimming |
| Galle in july | ideal swimming |
| Jaffna in july | ideal swimming |
| Trincomalee in july | ideal swimming |
| Batticaloa in july | ideal swimming |
| Chilaw in july | ideal swimming |
| Kalutara in july | ideal swimming |
| Mullaitivu in july | ideal swimming |
| Negombo in july | ideal swimming |
| Yala National Park in july | ideal swimming |
| Pottuvil in july | ideal swimming |
| Puttalam in july | ideal swimming |
| Tangalle in july | ideal swimming |
| Akkaraipattu in july | ideal swimming |
| Ambalangoda in july | ideal swimming |
| Arisimale Beach in july | ideal swimming |
| Arugam Bay in july | ideal swimming |
| Bentota in july | ideal swimming |
| Hambantota in july | ideal swimming |
| Hikkaduwa in july | ideal swimming |
| Mannar Island in july | ideal swimming |
| Kalkudah in july | ideal swimming |
| Kallady Beach in july | ideal swimming |
| Kallara beach (Thiriyai) in july | ideal swimming |
| Kalmunai in july | ideal swimming |
| Kayts in july | ideal swimming |
| Matara in july | ideal swimming |
| Mirissa in july | ideal swimming |
| Navalady in july | ideal swimming |
| Okanda in july | ideal swimming |
| Point Pedro in july | ideal swimming |
| Poonakari in july | ideal swimming |
| Thalayadi in july | ideal swimming |
| Unakuruwa Beach in july | ideal swimming |
| Uppuveli in july | ideal swimming |
| Vakarai in july | ideal swimming |
| Dehiwala-Mount Lavinia in july | ideal swimming |
| Kalpitiya in july | ideal swimming |
| Panadura in july | ideal swimming |
| Weligama in july | ideal swimming |