Langkawi weather in September
September in Langkawi: hot, soaked, with clean air — fine if you can take 23 rainy days.
#10 of 12 months in Langkawi · #624 of 897 destinations to visit in September · comfort 73/100 (tier B)
Updated June 2026 · climate normals from ERA5 reanalysis
Traveller notes on Langkawi in September
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Langkawi climate normals — September
| Daytime high | 29°C / 85°F | 🥵 hot |
|---|---|---|
| Nighttime low | 26°C / 78°F | |
| Rainfall | 233 mm / 9.2 in | ⛈ soaked |
| Rainy days | 23 days | |
| Humidity | 84% | 💦 very humid |
| Dew point | 24°C / 76°F | |
| Sunshine | 9 h/day | |
| Daylight | 12.2 h | |
| Wind | 15 km/h / 9 mph | |
| Air quality (US AQI) | 40 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Langkawi in September — FAQ
- Is September a good time to visit Langkawi?
- September in Langkawi: hot, soaked, with clean air — fine if you can take 23 rainy days. It ranks #10 of 12 months for Langkawi on SeasonMap's comfort score (73/100).
- What is the weather like in Langkawi in September?
- In September, Langkawi averages a daily high of 29.2°C and a low of 25.5°C, with about 233 mm of rain over roughly 23.4 rainy days.
- What is the air quality in Langkawi in September?
- Langkawi has a mean US Air Quality Index of about 40 in September.