Halwala Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Halwala.
Climate overview of Halwala
With consistently stable weather, Halwala, Kalutara District, Sri Lanka, sees little seasonal temperature change. Daytime highs average 30°C (86°F), ranging from 31°C (88°F) in March to 29°C (84°F) in July.
With around 2934 mm (116 in) of annual rainfall, Halwala has a notably wet climate. The wettest month is October. The most sunshine falls in March, with an average of 9.0 hours of daily sunshine.
Halwala Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Halwala - and find the best time to visit.
Monthly Temperature in Halwala
The climate in Halwala remains fairly constant, offering very warm temperatures throughout the year. Average daytime temperatures reach a very warm 31°C (88°F) in March. In July, the coolest month of the year, temperatures drop to a comfortable 29°C (84°F).
At night, temperatures range from around 26°C (79°F) in March to 23°C (73°F) in July.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Halwala
Halwala is known for its substantial rainfall, with annual precipitation reaching 2934 mm (116 in). Halwala can be quite wet during October, receiving approximately 356 mm (14 in) of precipitation over 15 rainy days.
In contrast, during the driest month (February), you will experience much drier conditions, with 95 mm (3.7 in) of precipitation spread across 5 rainy days. For more details, please visit our Halwala 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 Halwala
Halwala experiences moderate variation in sunshine hours across the seasons. With 9.0 hours daily sunshine in March, it dips to 6.0 hours in September, offering a balanced mix of sunny and overcast days.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Best Time to Visit Halwala
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: February
- Warmest weather: January, February, March, April and May
- Most sunshine: March
- Fewest rainy days: January and February
Frequently asked questions about the climate in Halwala
What is the best time to visit Halwala?
February typically offers the most optimal weather in Halwala. In contrast, April, May, June, July, August, September, October, November and December tend to have less optimal conditions.
What temperatures can I expect in Halwala?
Daytime highs range from 29°C (84°F) in July to 31°C (88°F) in March. Nighttime lows range from 23°C (73°F) to 26°C (79°F). Temperatures stay relatively stable year-round.
How much rain does Halwala get?
Annual rainfall is around 2934 mm (116 in). October is the wettest month with 356 mm (14 in), while February is the driest with 95 mm (3.7 in).
How sunny is Halwala?
Halwala receives around 2,609 hours of sunshine per year. March is the sunniest month with 270 hours, while September is the cloudiest with just 180 hours. Overall, Halwala enjoys abundant sunshine.
Halwala 3-Day Forecast
Halwala on the map
Halwala is highlighted - select any city to see its climate.
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) 
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