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Dehiwala weather in August (Colombo District, Sri Lanka)

Curious about the climate in Dehiwala this August? Discover if this is the best time for your journey with our detailed monthly weather breakdown.

Temperatures

In August, the weather in Dehiwala generally includes high temperatures and heavy rainfall. Expect temperatures to climb to 30°C during the day, with nighttime readings dropping to 26°C. These are average temperatures, but occasional heat spikes are possible. Stay comfortable by wearing light clothing and drinking water.

Precipitation

Dehiwala in August falls under the rainy season with heavy rainfall, averaging around 213 mm for the month. Delving into the climate records from the past 30 years, one can predict that nearly 10 days of the month will see rainfall.

Average sunshine

Expect a lot of sunshine this month, with about 202 hours of sunny weather. The abundant sunlight creates a lively and bright atmosphere.

If you're looking for dry conditions and comfortable temperatures, August may not be the ideal month to visit Dehiwala. 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 Dehiwala climate page with graphs.

 

Dehiwala, monthly averages in August

Min TemperatureMin Temperature 26°C  
Max TemperatureMax Temperature 30°C  
Water TemperatureWater Temperature 26°C *  
Chance of RainChance of Rain 33%  
PrecipitationPrecipitation 213 mm  
Rainy daysRainy days 10 days  
HumidityHumidity 77% *  
WindspeedWindspeed 7 km/h *  
SunshineSunshine 202 hours *  
Percentage SunshinePercentage Sunshine *  
* Data from: Colombo, Sri Lanka (5 KM, 3 Miles).

Where to go in Sri Lanka in August

Find out more about the weather in Sri Lanka and which places have the best travel 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 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. With a water temperature of around 26°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.

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

Interested in more climate information?

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

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.