What to pack for Colombo in March
- light, breathable clothing
- sun protection (hat, SPF 50)
- a compact umbrella or rain shell — rain is frequent
- expect humid, sticky conditions
Humidity averages 80%; max daily wind around 15 km/h.
How March compares
Best months in Colombo: January–February & June–October. See the full best time to visit Colombo guide.
Colombo in March: the details
In March, Colombo sees average daytime highs of 31°C (88°F) and overnight lows of 24°C (75°F). Rainfall totals roughly 100 mm across 17.5 rainy days, and the sun shines about 10.9 hours per day with 12 hours of daylight mid-month. Relative humidity averages 80%.
In context: March is the second-warmest month and the 11th-wettest in Colombo. The sunniest month is February (11.1 h/day).
| Metric | March average |
|---|---|
| Daytime high | 31°C / 88°F |
| Overnight low | 24°C / 75°F |
| Rainfall | 100 mm over 17.5 rainy days |
| Sunshine | 10.9 h/day (12 h daylight) |
| Humidity | 80% |
| Travel score | 3.9 / 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 March ranked by travel score.
Frequently asked questions
How hot is Colombo in March?
Daytime highs in Colombo in March average 31°C (88°F); nights drop to about 24°C.
Does it rain in Colombo in March?
Expect around 17.5 rainy days and 100 mm of rainfall in March.
Is March a good time to visit Colombo?
March is a challenging month to visit Colombo — consider January–February & June–October instead. Overall travel score: 3.9/10. The best months are January–February & June–October.
Also good in March, near Colombo
Where should you go next month?
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