Negombo weather in December (Gampaha District, Sri Lanka)

Is December a good time to explore Negombo weather-wise? Here’s a detailed forecast of the month’s weather patterns.

Temperatures

In December, Negombo typically experiences very high temperatures and high rainfall. As the day progresses, temperatures can peak at 31°C. Luckily at nightfall, they typically drop to 24°C. These temperatures represent the average, but hotter days can occur. Be prepared with light clothing and stay hydrated to manage the heat.

Precipitation

Negombo in December usually receives high rainfall, averaging around 151 mm for the month. On average, there are about 10 days with rain during this month.

Average sunshine

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 May, June, July, September, October and November tend to showcase less optimal conditions.

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

 

Negombo, monthly averages in December

Min Temperature 24°C  

Max Temperature 31°C  

Chance of Rain 35%  

Precipitation 151 mm  

Rainy days 10 days  

Humidity 72% *  

Sunshine 217 hours *  

Percentage Sunshine *  

Data from: Colombo, Sri Lanka (34 KM, 21 Miles).

Where to go in Sri Lanka in December

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

Weather conditions Weather

Temperatures

Precipitation

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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 this month?

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.

Swimming

8/10

Cycling

7/10

Walking

7/10

Camping

6/10

Outdoor sports

7/10

Interested in more climate information?

This site provides you with all the information you need about the climate in Negombo.

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 travel conditions. Find out where to go with our weather planner.