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
| 05 May 2026 Tue 26.3 ° C ( 79.3°F )  Overcast |
Feels Like : 30 ° C / 86.1°F Humidity : % 94 Pressure : 1010 mb Wind Speed : 9.7 kmph / 6 miles from SW 
Visibility : 10 km Precipitation (rainfall) : 0.14 mm Cloud (%) : 100 |
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 |
|---|---|---|---|---|---|---|---|
| 05 May 2026 Tue |  Moderate rain |
25.2 ° C | 27.2 ° C | 25.9 ° C | % 86 | 14 km/h | 96% |
| 06 May 2026 Wed | Moderate rain |
24.8 ° C | 29.8 ° C | 27 ° C | % 79 | 13.3 km/h | 89% |
| 07 May 2026 Thu |  Heavy rain |
25.5 ° C | 29.7 ° C | 27.3 ° C | % 82 | 15.1 km/h | 83% |
| 08 May 2026 Fri | Moderate rain |
25.1 ° C | 29.3 ° C | 26.7 ° C | % 84 | 8.3 km/h | 89% |
| 09 May 2026 Sat | Moderate rain |
23.7 ° C | 26.5 ° C | 25.4 ° C | % 89 | 15.1 km/h | 68% |
| 10 May 2026 Sun | Moderate rain |
24 ° C | 25.9 ° C | 25 ° C | % 92 | 23.8 km/h | 87% |
| 11 May 2026 Mon | Moderate rain |
24.3 ° C | 25.7 ° C | 25.3 ° C | % 90 | 18.7 km/h | 88% |
| 12 May 2026 Tue | Moderate rain |
26.6 ° C | 28.5 ° C | 27.3 ° C | % 85 | 21.2 km/h | 85% |
| 13 May 2026 Wed | Moderate rain |
26.5 ° C | 29.2 ° C | 27.4 ° C | % 84 | 27 km/h | 87% |
| 14 May 2026 Thu | Moderate rain |
26.7 ° C | 28.7 ° C | 27.6 ° C | % 83 | 25.6 km/h | 86% |
| 15 May 2026 Fri | Moderate rain |
26.5 ° C | 28.8 ° C | 27.6 ° C | % 84 | 25.9 km/h | 87% |
| 16 May 2026 Sat | Moderate rain |
26.9 ° C | 28.9 ° C | 27.7 ° C | % 84 | 23.4 km/h | 89% |
| 17 May 2026 Sun | Moderate rain |
25.6 ° C | 28 ° C | 26.5 ° C | % 86 | 27 km/h | 82% |
| 18 May 2026 Mon | Moderate rain |
25.9 ° C | 28.4 ° C | 27.2 ° C | % 85 | 28.4 km/h | 89% |
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