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Ja-Ela Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Ja-Ela.
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Climate overview of Ja-Ela
The climate in Ja-Ela, Gampaha District, Sri Lanka, is remarkably consistent, with temperatures year-round averaging 31°C (88°F). The warmest month is March at 33°C (91°F), and the coolest is August at 30°C (86°F).
Rainfall is high, totalling around 2505 mm (99 in) per year. October is the wettest month and January the driest. The city also experiences a distinct rainy season from April to November. The most sunshine falls in March, with an average of 9.2 hours of daily sunshine.
Ja-Ela Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Ja-Ela - and find the best time to visit.
Monthly Temperature in Ja-Ela
In Ja-Ela temperatures are generally consistent throughout the year. Average maximum daytime temperatures range from a very warm 33°C (91°F) in March, the warmest time of the year, to a very warm 30°C (86°F) during cooler months like August.
At night, you can expect temperatures ranging from 26°C (79°F) in March to around 24°C (75°F) during August.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Ja-Ela
Ja-Ela experiences significant rainfall throughout the year, averaging 2505 mm (99 in) of precipitation annually. Significant seasonal changes in precipitation occur throughout the year. In the wettest month, October it receives heavy rainfall, averaging 352 mm (14 in) of precipitation, recorded across 16 rainy days. In contrast, the driest month January brings less rainfall, with 60 mm (2.4 in) over 5 rainy days. For more details, please visit our Ja-Ela Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Sunshine Hours in Ja-Ela
While the amount of sunshine in Ja-Ela varies throughout the year, all seasons offer their own charm. Enjoy up to 9.2 hours of daily sun in March, and experience slightly darker atmosphere in September, with about 6.3 hours of daily sunlight.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Data from: Colombo, Sri Lanka (20 KM, 12 Miles).
Daily hours of sunshine
Data from: Colombo, Sri Lanka (20 KM, 12 Miles).
Water Temperature in Ja-Ela
The mean water temperature over the year ranges from 26°C (79°F) in August to 28°C (82°F) in January.
Water temperature over the year
Data from: Colombo, Sri Lanka (20 KM, 12 Miles).
Humidity in Ja-Ela by Month
The relative humidity is high throughout the year in Ja-Ela.
The city experiences its highest humidity in June, reaching 79%. In February, the humidity drops to its lowest level at 69%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Data from: Colombo, Sri Lanka (20 KM, 12 Miles).
Wind Speed in Ja-Ela
The mean wind speed over the year ranges from 1 m/s (2 knots) in February, March, April, October, November and December to 2 m/s (4 knots) in January, May, June, July, August and September. What does this mean?
The mean monthly wind speed over the year (meters per second)
Data from: Colombo, Sri Lanka (20 KM, 12 Miles).
Best Time to Visit Ja-Ela
Compared with the rest of the year, the most comfortable conditions in Ja-Ela are usually found in January. Conditions are generally least comfortable in April, May, June, July, August, September, October and November.
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
Jan
good
Feb
mixed
Mar
mixed
Apr
wet
May
very wet
Jun
very wet
Jul
very wet
Aug
very wet
Sep
very wet
Oct
very wet
Nov
very wet
Dec
mixed
- Best overall: January
- Warmest weather: January, February, March and April
- Most sunshine: March
- Fewest rainy days: January and February
- Best for swimming: Any time of year. The sea stays pleasantly warm year-round.
- Seasonal pattern: A distinct rainy season from April to November
Frequently asked questions about the climate in Ja-Ela
What is the best time to visit Ja-Ela?
January typically offers the most optimal weather in Ja-Ela. In contrast, April, May, June, July, August, September, October and November tend to have less optimal conditions. Ja-Ela has a distinct rainy season from April to November.
What temperatures can I expect in Ja-Ela?
Daytime highs range from 30°C (86°F) in August to 33°C (91°F) in March. Nighttime lows range from 24°C (75°F) to 26°C (79°F). Temperatures stay relatively stable year-round.
How much rain does Ja-Ela get?
Annual rainfall is around 2505 mm (99 in). October is the wettest month with 352 mm (14 in), while January is the driest with 60 mm (2.4 in).
How sunny is Ja-Ela?
Ja-Ela receives around 2,623 hours of sunshine per year. March is the sunniest month with 276 hours, while September is the cloudiest with just 189 hours. Overall, Ja-Ela enjoys abundant sunshine.
Ja-Ela 3-Day Forecast
Ja-Ela on the map
Ja-Ela is highlighted - select any city to see its climate.
Popular in October
Where to go in October - average daytime high across popular destinations.
Colombo
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