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Kalutara weather in December (Kalutara District, Sri Lanka)

Planning a trip to Kalutara in December? Check out this comprehensive weather guide.

In December, Kalutara generally has very high temperatures and heavy rainfall. Throughout the day, temperatures typically settle at around 30°C. But by evening, they drop to around 24°C.

Keep in mind that while these are the average temperatures, there can be days that are even hotter. It's essential to be prepared for such heat. Wearing light, breathable fabrics and protecting yourself from the sun's intensity with hats or shades can make a difference. Hydration is key, so remember to drink plenty of water, especially if you find yourself outdoors for extended periods.

Kalutara in December falls under the rainy season with heavy rainfall, averaging around 195 mm for the month. When we look at the climate data from the last 30 years, we can expect around 10 days of rain.

With around 217 hours of sunshine, the days are mostly sunny. It gives a pleasant and vibrant feel to the area.

If you prefer dry days with pleasant temperatures, January, February and March typically offer the best circumstances. While April, May, June, July, August, September, October and November tend to showcase less optimal conditions.

For an in-depth look at the yearly conditions, visit our specialized Kalutara climate page with graphs.

 

Kalutara, monthly averages in December

Min TemperatureMin Temperature 24°C  
Max TemperatureMax Temperature 30°C  
Chance of RainChance of Rain 33%  
PrecipitationPrecipitation 195 mm  
Rainy daysRainy days 10 days  
HumidityHumidity 72% *  
SunshineSunshine 217 hours *  
Percentage SunshinePercentage Sunshine *  
* Data from: Colombo, Sri Lanka (36 KM, 22 Miles).

Where to go in Sri Lanka in December

Find out more about the weather in Sri Lanka in December and which places have the best weather conditions in this month.

Map not visible? Whoops sorry! Please refresh the page.
Legend perfect weather pleasant tolerable unpleasant poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C and 29°C and not too much precipitation (less than 90 mm a month).

So, what should you wear in Kalutara in December?

It's going to be warm! Consider airy clothing, t-shirts, and other summer clothes. Shorts for men made of cotton or linen are good options for staying cool. However, there's a good chance of rain, so bring a raincoat just in case.

What To Do

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

Swimming
8/10
Cycling
7/10
Walking
7/10
Camping
6/10
Outdoor sports
7/10

Interested in more climate information?

Weather and Climate provides you with all the information you need about the climate in Kalutara.

Our site offers climate and forecast data for every country in the world. Are you going to Sri Lanka? On this website you can find historical weather averages for many cities in Sri Lanka. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal climate conditions. Find out where to go with our weather planner.