What to pack for Colombo in October
- light, breathable clothing
- sun protection (hat, SPF 50)
- a compact umbrella or rain shell — rain is frequent
- expect humid, sticky conditions
Humidity averages 87%; max daily wind around 17 km/h.
How October compares
Best months in Colombo: January–February & June–October. See the full best time to visit Colombo guide.
Colombo in October: the details
In October, Colombo sees average daytime highs of 28°C (83°F) and overnight lows of 24°C (75°F). Rainfall totals roughly 386 mm across 29.5 rainy days, and the sun shines about 8 hours per day with 11.8 hours of daylight mid-month. Relative humidity averages 87%.
In context: October is the 11th-warmest month and the third-wettest in Colombo. The sunniest month is February (11.1 h/day).
| Metric | October average |
|---|---|
| Daytime high | 28°C / 83°F |
| Overnight low | 24°C / 75°F |
| Rainfall | 386 mm over 29.5 rainy days |
| Sunshine | 8 h/day (11.8 h daylight) |
| Humidity | 87% |
| Travel score | 5.2 / 10 |
These figures are climate normals computed from the ERA5 weather reanalysis (2019–2024) for Colombo, Sri Lanka (6.94, 79.85) — see our methodology. Actual conditions vary year to year.
Not set on Colombo? Browse the best places to visit in October ranked by travel score.
Frequently asked questions
How hot is Colombo in October?
Daytime highs in Colombo in October average 28°C (83°F); nights drop to about 24°C.
Does it rain in Colombo in October?
Expect around 29.5 rainy days and 386 mm of rainfall in October.
Is October a good time to visit Colombo?
October is a fair shoulder-season month in Colombo — decent conditions with some trade-offs. Overall travel score: 5.2/10. The best months are January–February & June–October.
Also good in October, near Colombo
Where should you go next month?
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