August in Negombo averages 28C by day and 25C at night, with 186 mm of rain over about 27 wet days. It is the 6th wettest month of the year.
What to Expect
| Detail | Info |
|---|---|
| Temperature | 28C by day, 25C at night |
| Rainfall | 186 mm, about 27 wet days |
Averages for 2015 to 2024 from the Open-Meteo weather archive.
Events and Festivals
- No major events
What to Do This Season
- Good value for longer hotel stays
- Lagoon tours resume more regularly as conditions improve
What to Watch Out For
- Rain can still arrive without much warning in the afternoon
- Some water-sports operators remain closed
What to Wear
Light cotton clothing with a rain layer kept handy; sandals that dry quickly.
Is It Worth Visiting Now?
Maybe - still within the wet season, but conditions are gradually settling compared to the May-June peak.
More on Negombo
Flexible on dates? Compare Negombo in July and Negombo in September. The best time to visit Negombo sets all twelve months side by side. For what is open and worth it, see the things to do in Negombo. The main Negombo page covers costs and transport.
We plan trips to Negombo and the rest of Sri Lanka. Tell us your dates and we will put a route together. Our routes are on the tours page.