Bandaragama Weather in December

Thinking of visiting Bandaragama in December? Expect very high temperatures reaching 31°C (88°F) during the day, dropping to 24°C (75°F) at night. Heavy showers are common during the rainy season.

Rainfall in Bandaragama in December

As part of the rainy season, Bandaragama sees around 10 days of rain in December, with an average of 214 mm (8.4 in). Rainy season showers here are typically intense, often clearing quickly but coming down hard while they last.

Temperature in Bandaragama in December

Daytime highs in Bandaragama in December reach 31°C (88°F), with nights around 24°C (75°F). Mornings and evenings are often more comfortable than the peak afternoon hours. Nights stay warm at around 24°C (75°F), so light bedding and good ventilation are worth thinking about.

Sunshine in Bandaragama in December

The city usually sees around 217 hours of sunlight, indicating many sunny days despite it being the rainy season.

Wind Speed in Bandaragama in December

Average wind conditions reach 1 m/s (2 knots) in December. This creates generally peaceful weather with subtle air movement. Remember this is an average: some days are windless while others have noticeable or very gentle breezes.

Average water temperature in December

With water at 27°C (81°F), you can expect warm, pleasant conditions for any water activity. There's no adjustment period — it feels comfortable straight away.

If you're looking for dry conditions and comfortable temperatures, December may not be the ideal month to visit Bandaragama. Our weather planner can help you explore destinations with more pleasant weather conditions.

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
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• May
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• August

• September
• October
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• December

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

Bandaragama Temperature in December

Min Temperature 24°C (75°F)  

Max Temperature 31°C (88°F)  

Water Temperature 27°C (81°F) *  

Chance of Rain 33%  

Precipitation 214 mm (8.4 in)  

Rainy days 10 days  

Humidity 72% *  

Windspeed 1 m/s (2 knots) *  

Sunshine 217 hours *  

Percentage Sunshine *  

* Data from: Colombo, Sri Lanka (24 KM, 15 Miles).

What to Wear in Bandaragama in December

Warm weather calls for comfortable, breathable clothing in December. Cotton t-shirts, shorts, light dresses, and sandals are perfect. You might still want a light layer for evenings or air-conditioned places (for example buses). Also bring a poncho, it will rain a lot! Waterproof everything you can. Expect water temperatures of around 27°C (81°F), which is ideal for taking a refreshing dip. Bring swimwear and consider packing a towel for drying off. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.

What To Do in Bandaragama 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 Bandaragama's climate page.

More climate data for Bandaragama

Temperature Rainfall Sunshine Humidity Wind Speed Water Temp

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