Arugam Bay weather in September
September in Arugam Bay: sweltering, a little rain, with clean air — an excellent time to visit.
#6 of 12 months in Arugam Bay · #211 of 604 destinations to visit in September · comfort 84/100 (tier A)
Updated June 2026 · climate normals from ERA5 reanalysis
Arugam Bay climate normals — September
| Daytime high | 31°C / 88°F | 🔥 sweltering |
|---|---|---|
| Nighttime low | 26°C / 79°F | |
| Feels like (high) | 36°C / 97°F | |
| Rainfall | 67 mm / 2.6 in | 🌦 some rain |
| Rainy days | 14 days | |
| Humidity | 74% | 💧 humid |
| Dew point | 23°C / 73°F | |
| Sunshine | 10.2 h/day | |
| Daylight | 12.2 h | |
| Wind | 20 km/h / 12 mph | |
| Air quality (US AQI) | 32 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
Where is Arugam Bay?
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Arugam Bay in September — FAQ
- Is September a good time to visit Arugam Bay?
- September in Arugam Bay: sweltering, a little rain, with clean air — an excellent time to visit. It ranks #6 of 12 months for Arugam Bay on SeasonMap's comfort score (84/100).
- What is the weather like in Arugam Bay in September?
- In September, Arugam Bay averages a daily high of 31.2°C and a low of 26°C, with about 66.8 mm of rain over roughly 13.8 rainy days.
- What is the air quality in Arugam Bay in September?
- Arugam Bay has a mean US Air Quality Index of about 32 in September.