Highlights
October 17, 2025
Climate Bulletin for Sri Lanka (Week of 17 October – 24 October 2025)
Highlights Rainfall is predicted to intensify across Sri Lanka during the next two weeks, particularly extremely over the eastern, western and southern...
October 10, 2025
Climate Bulletin for Sri Lanka (Week of 10 October – 17 October 2025)
Highlights Rainfall has increased across the Sri Lanka (SL) since 4th October. The average of station rainfall totals across SL for October 1-6 was 33mm....
October 3, 2025
Climate Bulletin for Sri Lanka (Week of 03 October – 10 October 2025)
Highlights October marks the start of the main agricultural season: “Maha” and as it approaches Rainfall is picking up and has been above normal on the...
September 26, 2025
Climate Bulletin for Sri Lanka (Week of 26 September – 03 October 2025)
Highlights Notable rainfall was recorded on 17th and 18th September, with the highest daily total of 33mm on the 17th . From 23rd to 29th September, the...
September 19, 2025
Climate Bulletin for Sri Lanka (Week of 19 September – 26 September 2025)
Highlights During the last 30 days, rainfall was above-average on only five days (27 Aug and 6, 8, 9, 10 Sep), with the highest daily average rainfall...
September 12, 2025
Climate Bulletin for Sri Lanka (Week of 12 September – 19 September 2025)
Highlights Overall the rainfall deficits leading to water scarcity continued and the 30 day cumulative rainfall till 9th September was only 37 mm whereas...
September 7, 2025
Climate Bulletin for Sri Lanka (Week of 05 September – 12 September 2025)
Highlights Sri Lanka’s dry period of Jun–mid-Sep is causing water stress in 2025 for humans, flora, and wildlife. Cumulative Rainfall remained well...
August 29, 2025
Climate Bulletin for Sri Lanka (Week of 29 August – 05 September 2025)
Highlights Sri Lanka has two dry periods annually - Jan to Mar & Jun to Aug particularly away from the western slopes region. The accumulating water stress...
August 20, 2025
Climate Bulletin for Sri Lanka (Week of 22 – 29 August 2025)
Highlights Rainfall increased slightly last week, but this week (19-25 August) is expected to be drier, with districts like Kandy only receiving around...
August 13, 2025
Climate Bulletin for Sri Lanka (Week of 15 – 22 August 2025)
Highlights During 12-18 August, 25-35 mm/week rainfall is expected in Matale, Kandy districts. During 13-19 August, wind speed shall be ranging between 4...