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Colombo in August 2027: weather, temperatures and activities

Do you want to visit Colombo in August 2027? Discover the usual weather at this time of year, average temperatures, the risk of rain, possible activities, and our opinion on whether August is a good month to travel to Colombo, Sri Lanka.

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Is it worth visiting Colombo in August?

Check your ideal travel criteria and see if the month of August suits your plans to go to Colombo.
What matters most?
Colombo in August 2027: weather, temperatures and activities

Page summary

Colombo in August in summary
Very bad weather
Min 27°C Max 29°C 605 mm 23 day(s) 83% 56% 29°C UV 6 9.8 h/day
Possible activities in August
Cultural visits and heritageGastronomyWell-being
Practical guidelines
High crowding Moderate prices 06:05 18:25
Hourly weather

Average weather in Colombo in August 2027

Very bad weather

The weather in Colombo in August 2027 is based on statistical data from previous years in August. This allows you to forecast the weather in August 2027. Check the hourly statistics (6:00, 9:00, 12:00, 15:00, 18:00, 21:00, 0:00 and 3:00), with the associated average temperature, for the whole month, and also, by navigating the tabs, for the beginning, middle and end of the month.

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Climate

Climate of Colombo in August

Temperatures, precipitation and monthly trends help to better understand the climate in Colombo in August.

Temperatures and rain in Colombo in August

Average daily weather

Temperatures and rain day by day in August.
Minimal Average Maximums Average rainfall

Monthly temperatures

The month of August is highlighted to compare it quickly with the rest of the year.
Minimal Average Maximums

Monthly precipitation

The bar for the month under study is highlighted.
Average rainfall

About the climate in Colombo in August

Seasonal normals

Seasonal normals of Colombo in August

Check the seasonal normals in Colombo in August and compare the weather with the previous month and the following month (or the months of your choice by selecting months in the form below): temperatures, wind, rain, humidity, climate rating...

Last updated: 12/01/2026
Reference period for normals: January 2009 - December 2025
Month analyzed
August
Weather data July August September
Outside temperature
Average temperature 28.1°C 28.0°C 28.2°C
Maximum temperature 29.0°C 29.0°C 29.3°C
Minimum temperature 27.2°C 27.0°C 27.1°C
Record maximum temperature 31.0°C
(2010)
32.0°C
(2013)
33.0°C
(2019)
Record low temperature 21.0°C
(2021)
24.0°C
(2019)
24.0°C
(2009)
Number of days at +30° 11 day(s)
(35%)
11 day(s)
(35%)
15 day(s)
(50%)
Number of days at +18° 31 day(s)
(100%)
31 day(s)
(100%)
30 day(s)
(100%)
Number of days below 0° 0 day(s)
(0%)
0 day(s)
(0%)
0 day(s)
(0%)
Sea temperature
Sea temperature (average) 27.3°C 27.0°C 27.8°C
Sea temperature (minimum) 25.9°C 25.7°C 26.5°C
Sea temperature (maximum) 28.5°C 28.6°C 28.8°C
Wind
Wind speed 19 km/h 19 km/h 19 km/h
Wind temperature 27.2°C 27.0°C 27.1°C
Precipitation (rain)
Precipitation 581.3 mm 605.2 mm 472.7 mm
Number of days with precipitation 30 day(s)
(97%)
30 day(s)
(97%)
28 day(s)
(93%)
Number of days with significant precipitation (greater than 5 mm) 24 day(s)
(78%)
23 day(s)
(75%)
20 day(s)
(67%)
Record precipitation in one day 91.7 mm
(2019)
110.6 mm
(2019)
93.0 mm
(2011)
Other weather data
Humidity 83% 83% 82%
Visibility 8.5 km 8.5 km 8.7 km
Cloud cover 53% 56% 56%
UV index 6 6 6
Daily sunshine 10h 10h 10h
Sunrise and sunset
Sunrise time 06h02 06h05 06h01
Sunset time 18h31 18h25 18h10
Day length 12h29 12h20 12h09
Our opinion on the climate in August
The review of Where And When very bad weather very bad weather adverse weather
Activities and events

What to do in Colombo in August?

Possible activities in August
Cultural visits and heritageGastronomyWell-being
Activities not recommended in August
Beach and swimmingAnimal observationFamily and attractionsDiving and snorkelingWatersportsNature and landscapesNightlifeBoat trip and cruise
Prices monitored continuously

The best offers right now to Colombo

Each map is a real return flight offered from London, with its dates, airline and price. Choose one to find it on Skyscanner, or start your own search just below.

The cheapest

London Colombo

From 1 Aug to 16 Aug 2027

£730 per person
15 days on site With stopover(s) wizz air malta
Searching for the best deals…

Round-trip prices per person, recently collected from Skyscanner. Each offer has its own collection date and fares change constantly: the price displayed on Skyscanner is authoritative.

Observed weather

What was the weather like in Colombo in August last?

Find the observed weather calendar in Colombo in August 2025, with each day’s weather, temperatures and precipitation.

Mon. Tue. Wed. Thu. Fri. Sat. Sun.
1
Patchy rain nearby
26°C28°C0.1 mm
2
Light rain shower
25°C27°C9.8 mm
3
Light rain shower
24°C25°C9.9 mm
4
Light rain shower
25°C26°C5.4 mm
5
Light rain shower
25°C27°C4.4 mm
6
Light rain shower
25°C27°C3.3 mm
7
Patchy rain nearby
25°C28°C0.4 mm
8
Patchy rain nearby
25°C27°C4.0 mm
9
Patchy rain nearby
25°C28°C1.3 mm
10
Patchy rain nearby
25°C28°C3.5 mm
11
Patchy rain nearby
25°C28°C2.2 mm
12
Light rain shower
25°C27°C5.3 mm
13
Light rain shower
25°C27°C1.8 mm
14
Patchy rain nearby
25°C28°C4.4 mm
15
Patchy rain nearby
25°C28°C0.3 mm
16
Patchy rain nearby
25°C28°C1.4 mm
17
Patchy rain nearby
26°C29°C4.4 mm
18
Patchy rain nearby
26°C28°C3.8 mm
19
Clear/Sunny
26°C29°C0.2 mm
20
Clear/Sunny
25°C29°C0.1 mm
21
Clear/Sunny
26°C29°C0.0 mm
22
Patchy rain nearby
26°C29°C0.5 mm
23
Light rain shower
26°C28°C2.0 mm
24
Patchy rain nearby
25°C29°C1.5 mm
25
Patchy rain nearby
25°C29°C0.3 mm
26
Patchy rain nearby
26°C29°C2.0 mm
27
Patchy rain nearby
25°C28°C5.7 mm
28
Light rain shower
25°C28°C5.8 mm
29
Patchy rain nearby
26°C29°C6.5 mm
30
Light rain shower
26°C28°C6.3 mm
31
Patchy rain nearby
26°C29°C0.6 mm
Nearby

Where to go near Colombo in August?

Compare cities and destinations near Colombo in August to find another travel stop, a nearby alternative or a logical continuation of your stay in Colombo.

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Every month

Best time to visit Colombo month by month

Compare the weather in Colombo across all months of the year and open each detailed page to find the best time.

Frequently asked questions

Travel to to Colombo in August: your frequently asked questions

Short answers to the questions we ask ourselves before booking for this month.

Not really. The weather conditions are unfavorable in Colombo in August, which places this month 12th out of 12. A trip is still possible, but plan a flexible itinerary.

Expect an average of 29°C during the day and 27°C at night, with about 605 mm of precipitation spread over 23 rainy days.

Yes: the sea is 27°C on average in August, a pleasant temperature for swimming.

Expect about 9.8 hours of sunshine per day on average for this month.

No activity stands out as ideal this month, but conditions remain acceptable for Cultural visits and heritage, Gastronomy and Well-being.

Visitor numbers are moderate: this month is in High crowding, with an index of 68/100. It is often a good compromise between weather and tranquility.

Prices are average: level Moderate prices, with an index of 52/100, including flights and accommodation.

If your dates are flexible, the most favorable months in Colombo are: January, February, March and December. Compare them before finalizing your departure.
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Temperatures are shown in degrees Celsius and precipitation in millimetres. Based on your country of connection, °F and inches may be more familiar to you.