Unawatuna Weather and Climate: A Comprehensive Guide
Unawatuna has a tropical climate and is best visited from December to April. July to August also has great weather conditions. Most rain falls in April, May, September, October and November, you can better avoid this period.
Average maximum day and minimum night temperature
The climate in Unawatuna remains fairly constant, offering comfortable temperatures throughout the year. Average maximum daytime temperatures range from a very warm 30°C in March, the warmest time of the year, to a comfortable 29°C during cooler months like January.
At night, temperatures typically drop to an average of around 25°C during these months. Check out our detailed temperature page for more information.Temperature ranges by month
Precipitation and rainy days
Unawatuna is known for its substantial rainfall, with annual precipitation reaching 2372 mm. Significant seasonal changes in precipitation occur throughout the year. During the wetter season, May receives heavy rainfall, averaging 294 mm of precipitation, recorded across 12 rainy days. In contrast, the drier season, February brings less rainfall, with 68 mm over 5 rainy days. For more details, please visit our Unawatuna Precipitation page.The mean monthly precipitation over the year, including rain, hail and snow
The average number of days each month with precipitation
Sunshine over the year
While the amount of sunshine in Unawatuna varies throughout the year, all seasons offer their own charm. Enjoy up to 9.0 hours of daily sun in March, and experience slightly darker atmosphere in September, with about 6.0 hours of daily sunlight. Visit our detailed sunshine hours page for more information.Monthly hours of sunshine
Daily hours of sunshine
overcast and chance of heavy rain broken clouds and rain partly cloudy and small chance of rainForecast for Unawatuna
2 m/s
2 m/s
2 m/s
Select a Month of Interest
Check the conditions for any month of the year.
The best time of year to visit Unawatuna in Sri Lanka
Unawatuna has high temperatures year round ranging between 28°C and 30°C.Other facts from our historical weather data:
April has an average maximum temperature of 30°C and is the hottest month of the year.
The coolest month is January with an average maximum temperature of 29°C.
May tops the wettest month list with 294 mm of rainfall.
February is the driest month with 68 mm of precipitation.
March is the sunniest month with an average of 270 hours of sunshine.
No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.
