Dematapelessa Weather & Climate: Best Time to Visit

Average temperatures, rainfall, sunshine and the best time to visit Dematapelessa.

Climate overview of Dematapelessa

The climate in Dematapelessa, Sri Lanka, is remarkably consistent, with temperatures year-round averaging 32°C (90°F). The warmest month is March at 34°C (93°F), and the coolest is January at 30°C (86°F).

Rainfall is high, totalling around 1433 mm (56 in) per year. November is the wettest month and July the driest. The city also experiences a distinct rainy season from October to December. March is the sunniest month, averaging 8.3 hours of sunshine per day.

Dematapelessa Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Dematapelessa — and find the best time to visit.

Monthly Temperature in Dematapelessa

In Dematapelessa temperatures are generally consistent throughout the year. Average maximum daytime temperatures range from a very warm 34°C (93°F) in March, the warmest time of the year, to a very warm 30°C (86°F) during cooler months like January.

At night, you can expect temperatures ranging from 25°C (77°F) in March to around 21°C (70°F) during January.

Check out our detailed temperature page for more information.

Temperature ranges by month

Rainfall in Dematapelessa

Dematapelessa experiences significant rainfall throughout the year, averaging 1433 mm (56 in) of precipitation annually. Significant seasonal changes in precipitation occur throughout the year. In the wettest month, November it receives heavy rainfall, averaging 296 mm (12 in) of precipitation, recorded across 14 rainy days. In contrast, the driest month July brings less rainfall, with 42 mm (1.7 in) over 8 rainy days. For more details, please visit our Dematapelessa Precipitation page.

The mean monthly precipitation over the year, including rain, hail, and snow

Sunshine Hours in Dematapelessa

While the amount of sunshine in Dematapelessa varies throughout the year, all seasons offer their own charm. Enjoy up to 8.3 hours of daily sun in March, and experience slightly darker atmosphere in November, with about 6.4 hours of daily sunlight.

Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Data from: Hambantota, Sri Lanka (36 KM, 22 Miles).

Daily hours of sunshine

Data from: Hambantota, Sri Lanka (36 KM, 22 Miles).

Humidity in Dematapelessa by Month

Best Time to Visit Dematapelessa

The warm weather in Dematapelessa maintains temperatures between 30°C (86°F) and 34°C (93°F) year-round. Plan your visit during February, June, July and August for drier days and the best conditions to enjoy being outside.

To make the most of your visit, consider exploring early in the morning or during the pleasant late afternoon hours when the temperature is most comfortable.

Be aware that April, October, November and December constitute the rainy season, with significant precipitation.

Looking for inspiration on where to travel this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.

Frequently asked questions about the climate in Dematapelessa

What is the best time to visit Dematapelessa?

January and February typically offer the most optimal weather in Dematapelessa. In contrast, March, April, May, October, November and December tend to have less optimal conditions. Dematapelessa has a distinct rainy season from October to December.

What temperatures can I expect in Dematapelessa?

Daytime highs range from 30°C (86°F) in January to 34°C (93°F) in March. Nighttime lows range from 21°C (70°F) to 25°C (77°F). Temperatures stay relatively stable year-round.

How much rain does Dematapelessa get?

Annual rainfall is around 1433 mm (56 in). November is the wettest month with 296 mm (12 in), while July is the driest with 42 mm (1.7 in).

How sunny is Dematapelessa?

Dematapelessa receives around 2,572 hours of sunshine per year. March is the sunniest month with 250 hours, while November is the cloudiest with just 191 hours. Overall, Dematapelessa enjoys abundant sunshine.

Dematapelessa 3-Day Forecast

Dematapelessa 3-Day Forecast

Dematapelessa on the map

Dematapelessa is highlighted — select any city to see its climate.

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