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Raddoluwa Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Raddoluwa.
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Climate overview of Raddoluwa
The climate in Raddoluwa, 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).
The city has a wet climate, receiving around 2470 mm (97 in) of rainfall per year. Despite the high annual total, it has a distinct rainy season from April to November. October is the wettest month. The sunniest month is March, with 9.2 hours of sunshine per day on average.
Raddoluwa Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Raddoluwa - and find the best time to visit.
Monthly Temperature in Raddoluwa
In Raddoluwa temperatures are generally consistent 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 Raddoluwa
Raddoluwa experiences significant rainfall throughout the year, averaging 2470 mm (97 in) of precipitation annually. The seasons in Raddoluwa bring significant changes in precipitation. The wettest month, October, receives heavy rainfall, with an average of 350 mm (14 in) of precipitation. This rainfall is distributed across 16 rainy days.
In contrast, the driest month, January, experiences much less rainfall, totaling 56 mm (2.2 in) over 5 rainy days. These distinct seasonal differences provide diverse experiences throughout the year. For more details, please visit our Raddoluwa 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 Raddoluwa
Raddoluwa 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 (26 KM, 16 Miles).
Daily hours of sunshine
Data from: Colombo, Sri Lanka (26 KM, 16 Miles).
Humidity in Raddoluwa by Month
The relative humidity is high throughout the year in Raddoluwa.
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 (26 KM, 16 Miles).
Best Time to Visit Raddoluwa
For the most comfortable conditions available during the year, consider visiting Raddoluwa in January. Conditions are usually 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
- Seasonal pattern: A distinct rainy season from April to November
Frequently asked questions about the climate in Raddoluwa
What is the best time to visit Raddoluwa?
January typically offers the most optimal weather in Raddoluwa. In contrast, April, May, June, July, August, September, October and November tend to have less optimal conditions. Raddoluwa has a distinct rainy season from April to November.
What temperatures can I expect in Raddoluwa?
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 Raddoluwa get?
Annual rainfall is around 2470 mm (97 in). October is the wettest month with 350 mm (14 in), while January is the driest with 56 mm (2.2 in).
How sunny is Raddoluwa?
Raddoluwa 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, Raddoluwa enjoys abundant sunshine.
Raddoluwa 3-Day Forecast
Raddoluwa on the map
Raddoluwa 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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