Average monthly water temperature in Welisara, Sri Lanka
On this page you find the mean water temperature over the year in Welisara (Gampaha District), Sri Lanka. Get insights into the water temperature fluctuations and discover what they mean for visitors.
In Welisara, water remains inviting throughout the year. The warmest month is January, with an average water temperature of 28°C (82°F).
The coolest temperature, August, still averages a pleasant 26°C (79°F). This means you will have a consistently enjoyable environment for water activities and recreation.
Welisara Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Welisara - and find the best time to visit.
Welisara 3-Day Forecast
Temperature Rainfall Sunshine Humidity Wind Speed Water Temp
See the full Welisara climate overview or explore weather in Sri Lanka.
Popular this month
Where to go in September - average daytime high across popular destinations.
Colombo
30°C (86°F) Galle29°C (84°F) Mirissa29°C (84°F) Hikkaduwa29°C (84°F) Negombo30°C (86°F) Kandy
29°C (84°F) Unawatuna29°C (84°F) Nuwara Eliya28°C (82°F) 
Bucket list
Need travel inspiration? Check out our bucket list articles and be inspired.
10 Hidden gems in Asia you need to visit
Explore 10 hidden gems in Asia offering authentic experiences, from pristine beaches and remote islands to cultural treks and peaceful mountain villages.
Safari at Yala West National Park
The best travel time is indicated by October to December. However from December to March you have the biggest chance to see leopards and elephants with March as the best month.
From Hikkaduwa to Hiriketiya: where to stay on the South Coast of Sri Lanka
We have selected a few of our favorite places to stay for you. With beautiful gardens, welcoming hosts, great food - these should definitely be on your bucket list!
Visit Adams Peak
Adam's Peak is a holy mountain which pilgrims visit for over a thousand years. Here Adam (according to the Christians) would have set his first footstep after being sent down from heaven.