ClimateForecastDecemberJanuary >>

Katunayaka weather in December (Gampaha District, Sri Lanka)

How is the weather in Katunayaka in December? Wondering if it's the right time to visit? Browse this page for a comprehensive overview of the weather conditions for that month.

In December, Katunayaka generally has very high temperatures and high rainfall. Anticipate daytime temperatures around 31°C, while night temperatures can drop to 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.

Katunayaka in December usually receives high rainfall, averaging around 158 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 your ideal day consists of dry skies and moderate temperatures January, February and March generally stand out with the best circumstances. While 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 Katunayaka climate page with graphs.

 

Katunayaka, monthly averages in December

Min TemperatureMin Temperature 24°C  
Max TemperatureMax Temperature 31°C  
Chance of RainChance of Rain 35%  
PrecipitationPrecipitation 158 mm  
Rainy daysRainy days 10 days  
HumidityHumidity 72% *  
SunshineSunshine 217 hours *  
Percentage SunshinePercentage Sunshine *  
* Data from: Colombo, Sri Lanka (29 KM, 18 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 Katunayaka 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 Katunayaka.

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.