Deniyaya Weather in December

In Deniyaya, December brings high daytime temperatures around 30°C (86°F), with nights cooling to 21°C (70°F). This month falls within the rainy season, so expect frequent rainfall.

Rainfall in Deniyaya in December

Deniyaya is in the rainy season in December, with rain on around 11 days and an average of 296 mm (12 in). With high rainfall totals spread across the month, individual showers can be very heavy. Waterproof gear is strongly recommended.

Temperature in Deniyaya in December

December in Deniyaya brings high temperatures, with highs of 30°C (86°F) and nights around 21°C (70°F). Overall, the month follows a fairly predictable daily temperature pattern. Nights are mild at around 21°C (70°F), which is comfortable for most people.

Sunshine in Deniyaya in December

The city usually sees around 218 hours of sunlight, indicating many sunny days despite it being the rainy season.

December in Deniyaya has its charm, but if you're looking for destinations with pleasant temperatures and sunny skies, our weather planner can help you explore other options in the world.

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Check the conditions for any month of the year.

• January
• February
• March
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• May
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• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit Sri Lanka, check out our Deniyaya's climate page.

Deniyaya Temperature in December

Min Temperature 21°C (70°F)  

Max Temperature 30°C (86°F)  

Chance of Rain 36%  

Precipitation 296 mm (12 in)  

Rainy days 11 days  

Humidity 73% *  

Sunshine 218 hours *  

Percentage Sunshine *  

* Data from: Ratnapura, Sri Lanka (41 KM, 25 Miles).

What to Wear in Deniyaya in December

Warm but pleasant conditions in Deniyaya in December. Focus on lightweight, maybe with natural fabrics, cotton blend shirts, comfortable shorts, and breathable footwear. A light cover-up for sun protection is smart too. It's going to pour! Pack a good poncho and prepare for very wet conditions. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.

What To Do in Deniyaya in December

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming

8/10

Cycling

7/10

Walking

7/10

Camping

6/10

Outdoor sports

7/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit Sri Lanka, check out our Deniyaya's climate page.

More climate data for Deniyaya

Temperature Rainfall Sunshine Humidity

See the full Deniyaya climate overview or explore weather in Sri Lanka.