Colombo Weather in May
31.5°C high · 25.7°C low · 358 mm rain · 8.4h sun
May is a warm month in Colombo — not peak season, but a good time to avoid crowds.
May at a glance
| Metric | Value |
|---|---|
| Average high | 31.5°C |
| Average low | 25.7°C |
| Rainfall | 358 mm |
| Sunshine | 8.4 hours/day |
| Daylight | 12.3 hours |
What to pack in May
Pack light, breathable clothes, plus a raincoat and umbrella for Colombo in May.
Colombo weather by month
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Frequently asked questions
What is the weather in Colombo in May?
Highs of 31.5°C and lows of 25.7°C, with about 358 mm of rain and 8.4 hours of sunshine per day.
Is May a good time to visit Colombo?
May is a warm month in Colombo — not peak season, but a good time to avoid crowds.
What to do in Colombo · Best time to visit Colombo
Climate data: Open-Meteo Historical (ERA5), 1991–2020. CC BY 4.0.