Colombo weather in October (Colombo District, Sri Lanka)

Planning a trip to Colombo in October? Wondering if it's an optimal time for a visit? This page provides detailed information on the weather conditions for that month.

In October, Colombo generally has very high temperatures and heavy rainfall. Daytime temperatures hover around 30°C, while nights can cool down to about 25°C. Bear in mind, these are average temperatures, and it can get even warmer on particular days. Make sure to choose clothing that accommodates the warmth.

Colombo in October falls under the rainy season with heavy rainfall, averaging around 355 mm for the month. This month marks the year's heaviest rainfall, with frequent intense rainshowers. It's advisable to be prepared with appropriate rain gear to stay dry. Based on our climate data of the past 30 years, about 16 days of rain are anticipated.

The city usually sees around 202 hours of sunlight, indicating many sunny days.

If you're looking for dry conditions and comfortable temperatures, October may not be the ideal month to visit Colombo. January, February and March typically offer the most agreeable circumstances. On the other hand, April, May, June, July, August, September, October and November tend to be characterized by conditions that may not be as optimal.

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

 

Colombo, monthly averages in October

Min TemperatureMin Temperature 25°C  
Max TemperatureMax Temperature 30°C  
Water TemperatureWater Temperature 28°C  
Chance of RainChance of Rain 52%  
PrecipitationPrecipitation 355 mm  
Rainy daysRainy days 16 days  
HumidityHumidity 77%  
WindspeedWindspeed 4 km/h  
SunshineSunshine 202 hours  
Percentage SunshinePercentage Sunshine  

Where to go in Sri Lanka in October

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

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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 Colombo in October?

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. With a water temperature of around 28°C this is a great month to swim so bring your swimwear.

What To Do

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

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 Colombo.

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.