Colombo weather in October
October in Colombo: sweltering, soaked, with very humid — a fair time to visit.
#10 of 12 months in Colombo · #575 of 604 destinations to visit in October · comfort 52/100 (tier D)
Updated June 2026 · climate normals from ERA5 reanalysis
Colombo climate normals — October
| Daytime high | 29°C / 84°F | 🔥 sweltering |
|---|---|---|
| Nighttime low | 24°C / 76°F | |
| Feels like (high) | 35°C / 95°F | |
| Rainfall | 408 mm / 16 in | ⛈ soaked |
| Rainy days | 30 days | |
| Humidity | 88% | 💦 very humid |
| Dew point | 24°C / 75°F | |
| Sunshine | 8.2 h/day | |
| Daylight | 12 h | |
| Wind | 14 km/h / 9 mph | |
| Air quality (US AQI) | 53 | 🙂 moderate |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Colombo in October — FAQ
- Is October a good time to visit Colombo?
- October in Colombo: sweltering, soaked, with very humid — a fair time to visit. It ranks #10 of 12 months for Colombo on SeasonMap's comfort score (52/100).
- What is the weather like in Colombo in October?
- In October, Colombo averages a daily high of 28.8°C and a low of 24.2°C, with about 407.6 mm of rain over roughly 29.8 rainy days.
- What is the air quality in Colombo in October?
- Colombo has a mean US Air Quality Index of about 53 in October.