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Gangodawila Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Gangodawila.
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Climate overview of Gangodawila
With consistently stable weather, Gangodawila, Sri Lanka, sees little seasonal temperature change. Daytime highs average 31°C (88°F), ranging from 33°C (91°F) in March to 30°C (86°F) in August.
The city has a wet climate, receiving around 2651 mm (104 in) of rainfall per year. October is the wettest month. The sunniest month is March, with 9.2 hours of sunshine per day on average.
Gangodawila Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Gangodawila - and find the best time to visit.
Monthly Temperature in Gangodawila
The climate in Gangodawila remains fairly constant, offering very warm temperatures throughout the year. On average, daytime temperatures range from a very warm 33°C (91°F) in March to a very warm 30°C (86°F) in August.
Nighttime temperatures range from 26°C (79°F) in March to 24°C (75°F) in August.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Gangodawila
Gangodawila is known for its substantial rainfall, with annual precipitation reaching 2651 mm (104 in). The seasons in Gangodawila bring significant changes in precipitation. The wettest month, October, receives heavy rainfall, with an average of 357 mm (14 in) of precipitation. This rainfall is distributed across 16 rainy days.
In contrast, the driest month, January, experiences much less rainfall, totaling 75 mm (3 in) over 5 rainy days. These distinct seasonal differences provide diverse experiences throughout the year. For more details, please visit our Gangodawila 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 Gangodawila
Gangodawila enjoys sunny spells year-round. March sees up to 9.2 hours of daily sunshine, perfect for a sunny trip. September, the least sunny month, still offers a generous 6.3 hours of sun despite this cloudier time of the year.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Data from: Colombo, Sri Lanka (4 KM, 2 Miles).
Daily hours of sunshine
Data from: Colombo, Sri Lanka (4 KM, 2 Miles).
Water Temperature in Gangodawila
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 (4 KM, 2 Miles).
Humidity in Gangodawila by Month
The relative humidity is high throughout the year in Gangodawila.
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 (4 KM, 2 Miles).
Wind Speed in Gangodawila
The average wind speed over the year ranges from 1 m/s (2 knots) to 2 m/s (4 knots). It is lower in February, March, April, October, November and December and higher 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 (4 KM, 2 Miles).
Best Time to Visit Gangodawila
The most favourable weather available in Gangodawila usually occurs in January. Conditions are generally most challenging in April, May, June, July, August, September, October, November and December.
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
very wet
May
very wet
Jun
very wet
Jul
very wet
Aug
very wet
Sep
very wet
Oct
very wet
Nov
very wet
Dec
wet
- Best overall: January
- Warmest weather: January, February, March, April and May
- Most sunshine: March
- Fewest rainy days: January and February
- Best for swimming: Any time of year. The sea stays pleasantly warm year-round.
Frequently asked questions about the climate in Gangodawila
What is the best time to visit Gangodawila?
January typically offers the most optimal weather in Gangodawila. In contrast, April, May, June, July, August, September, October, November and December tend to have less optimal conditions.
What temperatures can I expect in Gangodawila?
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 Gangodawila get?
Annual rainfall is around 2651 mm (104 in). October is the wettest month with 357 mm (14 in), while January is the driest with 75 mm (3 in).
How sunny is Gangodawila?
Gangodawila 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, Gangodawila enjoys abundant sunshine.
Gangodawila 3-Day Forecast
Gangodawila on the map
Gangodawila 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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