Last 7 days
Today
31° / 24° High / Low (°C)
98% Humidity
100% Rain probability
Thunderstorm Condition
~13h Rain duration
What this means
In Colombo on 8 Nov 2026, rain is expected: 100% chance, up to 12.6 mm forecast (source: Open-Meteo).
A thunderstorm is expected today for around 13 hours — 100% probability, up to 12.6mm forecast. An umbrella is the right call.
Rain season
Colombo is caught between two monsoons — the southwest monsoon (May–September) and the northeast monsoon (November–January) — giving it rain in most months. May and October are the wettest. Annual rainfall exceeds 2,400mm, with intense afternoon thunderstorms common during transition months. The driest window is January–March, though showers can still arrive unexpectedly.
Elsewhere in Sri Lanka