Diyawanna Oya Seaplane Base (DWO) 15 Day Weather Forecast, Sri Jayawardenepura Kotte Sri Lanka
Current weather conditions and 15 day weather forecast for Diyawanna Oya Seaplane Base in Sri Jayawardenepura Kotte, Sri Lanka including weather daily high/low temperature, warnings, chance of precipitation, pressure, humidity/wind chill, rain, wind speed, cloud, pressure, and UV index.
Current weather conditions at DWO
| 17 September 2026 Thu 24 ° C ( 75.2°F )  Mist |
Feels Like : 28 ° C / 82.4°F Humidity : % 95 Pressure : 1012 mb Wind Speed : 7.6 kmph / 4.7 miles from SSE 
Visibility : 2 km Precipitation (rainfall) : 0.03 mm Cloud (%) : 97 |
15-day weather forecast for Diyawanna Oya Seaplane Base, Sri Jayawardenepura Kotte, Sri Lanka
| Date | Weather forecast | Low temperature | High temperature | Average Temperature | Humidity | Wind | Chance of rain |
|---|---|---|---|---|---|---|---|
| 18 September 2026 Fri |  Patchy rain nearby |
23.8 ° C | 30.7 ° C | 26.6 ° C | % 84 | 16.9 km/h | 83% |
| 19 September 2026 Sat |  Light rain shower |
24.4 ° C | 30.4 ° C | 26.6 ° C | % 85 | 16.6 km/h | 87% |
| 20 September 2026 Sun | Light rain shower |
24.6 ° C | 29 ° C | 26.3 ° C | % 86 | 14.8 km/h | 89% |
| 21 September 2026 Mon | Light rain shower |
23.9 ° C | 28.9 ° C | 26 ° C | % 86 | 17.6 km/h | 89% |
| 22 September 2026 Tue | Light rain shower |
24 ° C | 28.3 ° C | 25.9 ° C | % 88 | 15.8 km/h | 90% |
| 23 September 2026 Wed | Light rain shower |
24.8 ° C | 28.1 ° C | 26.2 ° C | % 89 | 17.3 km/h | 91% |
| 24 September 2026 Thu | Light rain shower |
25.1 ° C | 28.1 ° C | 26.2 ° C | % 88 | 18 km/h | 91% |
| 25 September 2026 Fri | Light rain shower |
25.2 ° C | 27.6 ° C | 26 ° C | % 89 | 18.7 km/h | 91% |
| 26 September 2026 Sat | Light rain shower |
24 ° C | 28.8 ° C | 26 ° C | % 87 | 16.9 km/h | 90% |
| 27 September 2026 Sun | Light rain shower |
23.2 ° C | 28.7 ° C | 25.9 ° C | % 86 | 13 km/h | 88% |
| 28 September 2026 Mon | Patchy rain nearby |
24.1 ° C | 30.3 ° C | 26.6 ° C | % 81 | 14.4 km/h | 54% |
| 29 September 2026 Tue | Patchy rain nearby |
23.6 ° C | 29.4 ° C | 26.3 ° C | % 84 | 13.3 km/h | 83% |
| 30 September 2026 Wed | Patchy rain nearby |
24.3 ° C | 30.8 ° C | 26.8 ° C | % 80 | 14 km/h | 62% |
| 01 October 2026 Thu | Patchy rain nearby |
23.8 ° C | 30.8 ° C | 26.6 ° C | % 81 | 13.3 km/h | 63% |
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