Colombo
August
Weather in Colombo for August 2025
Your guide to Colombo weather in August - trends and predictions
In general, the average temperature in Colombo at the beginning of August is 28.9 °C. As the month progressed, temperatures tended to slightly decrease, reaching an average of 28.6 °C by the end of August.
Colombo experiences an exceptionally high level of rainfall in August, with more than 24 rainy days on average.
Is August a good time to visit Colombo? check out the best time to travel to Colombo page.
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0
Dry days
31
Rainy days
0
Snow days
29°/25°
Temperatures
19 km/h
Avg max wind
81 %
Avg humidity
Colombo in August average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  30° | 2 29° | 3 29° | ||||
| 4  28° | 5 28° | 6 29° | 7 29° | 8 29° | 9 29° | 10 28° |
| 11 28° | 12 28° | 13 29° | 14 28° | 15 29° | 16 29° | 17 28° |
| 18 28° | 19  28° | 20 28° | 21 28° | 22 28° | 23 29° | 24 29° |
| 25 29° | 26 30° | 27 30° | 28 29° | 29  28° | 30 27° | 31 27° |
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Temperatures trend during August in Colombo
See the weather trend as well as the moving average line
August weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Aug. | Patchy rain possible | 30° /25° | 3.1 mm | 7 | |
| 2 Aug. | Patchy rain possible | 29° /25° | 6.5 mm | 6 | |
| 3 Aug. | Patchy rain possible | 29° /25° | 5.1 mm | 6 | |
| 4 Aug. | Moderate or heavy rain shower | 28° /25° | 5.2 mm | 6 | |
| 5 Aug. | Moderate or heavy rain shower | 28° /24° | 14.5 mm | 6 | |
| 6 Aug. | Patchy rain possible | 29° /25° | 5.8 mm | 6 | |
| 7 Aug. | Patchy rain possible | 29° /25° | 1.7 mm | 6 | |
| 8 Aug. | Moderate or heavy rain shower | 29° /25° | 5.5 mm | 6 | |
| 9 Aug. | Moderate or heavy rain shower | 29° /25° | 8.2 mm | 6 | |
| 10 Aug. | Patchy rain possible | 28° /25° | 30.8 mm | 6 | |
| 11 Aug. | Patchy rain possible | 28° /25° | 14 mm | 6 | |
| 12 Aug. | Moderate or heavy rain shower | 28° /25° | 17.9 mm | 6 | |
| 13 Aug. | Patchy rain possible | 29° /24° | 22.3 mm | 6 | |
| 14 Aug. | Moderate or heavy rain shower | 28° /24° | 40 mm | 6 | |
| 15 Aug. | Moderate or heavy rain shower | 29° /25° | 5.3 mm | 6 | |
| 16 Aug. | Patchy rain possible | 29° /25° | 15.7 mm | 6 | |
| 17 Aug. | Patchy rain possible | 28° /25° | 18.5 mm | 6 | |
| 18 Aug. | Moderate or heavy rain shower | 28° /25° | 19.6 mm | 6 | |
| 19 Aug. | Heavy rain at times | 28° /25° | 14 mm | 7 | |
| 20 Aug. | Moderate or heavy rain shower | 28° /25° | 19.2 mm | 6 | |
| 21 Aug. | Patchy rain possible | 28° /24° | 46 mm | 7 | |
| 22 Aug. | Patchy rain possible | 28° /24° | 2.5 mm | 6 | |
| 23 Aug. | Moderate or heavy rain shower | 29° /25° | 7.1 mm | 6 | |
| 24 Aug. | Patchy rain possible | 29° /25° | 5.5 mm | 7 | |
| 25 Aug. | Light rain shower | 29° /25° | 8.1 mm | 7 | |
| 26 Aug. | Light rain shower | 30° /26° | 4.2 mm | 7 | |
| 27 Aug. | Light rain shower | 30° /25° | 9.3 mm | 7 | |
| 28 Aug. | Light rain shower | 29° /25° | 23.7 mm | 6 | |
| 29 Aug. | Torrential rain shower | 28° /25° | 50.9 mm | 6 | |
| 30 Aug. | Torrential rain shower | 27° /25° | 59.2 mm | 6 | |
| 31 Aug. | Moderate or heavy rain shower | 27° /24° | 34.8 mm | 6 | |
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Important Notice
Our weather forecast for Colombo in August is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Colombo forecast closer to your planned date for the most up-to-date weather information.
Colombo in August - FAQ
What are the expected maximum and minimum temperatures in Colombo during August?
During August, expect a variety of temperatures with highs around 29° and lows near 25°, suitable for diverse activities and preferences.
How much rainfall should be expected in Colombo during August?
Significant rainfall exceeding 372 mm is expected in Colombo during August, occurring over more than 31 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Colombo during August?
The average wind speed in Colombo during August is 19 km/h, suggesting breezy to windy conditions, depending on your activities.
What to pack to Colombo in August?
As you prepare for your trip to Colombo in August, it's important to consider the typical weather patterns for the time of year. Below is a carefully tailored packing list to ensure that your time in Colombo, during August, is comfortable and enjoyable, regardless of the weather conditions.
- Clothing
- Lightweight Clothing: T-shirts, blouses, shorts, skirts
- Rain Gear: Lightweight, waterproof clothing
- Footwear
- Waterproof Shoes
- Sandals/Flip-flops: Comfortable for warm climates
- Accessories
- Sunglasses: For sun protection
- Sun Hats: Wide-brimmed hats for sun protection in warm weather
- Umbrellas/Raincoats: For rainy days
- Personal Items
- Sunscreen: High SPF for sunny destinations
- Lip Balm with SPF: To protect against chapped lips
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