George Town weather in September
September in George Town: hot, rainy, with clean air — an excellent time to visit.
#8 of 12 months in George Town · #412 of 897 destinations to visit in September · comfort 84/100 (tier A)
Updated June 2026 · climate normals from ERA5 reanalysis
Traveller notes on George Town in September
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George Town climate normals — September
| Daytime high | 30°C / 86°F | 🥵 hot |
|---|---|---|
| Nighttime low | 28°C / 82°F | |
| Rainfall | 92 mm / 3.6 in | 🌧 rainy |
| Rainy days | 15 days | |
| Humidity | 77% | 💦 very humid |
| Dew point | 24°C / 76°F | |
| Sunshine | 10.8 h/day | |
| Daylight | 12.2 h | |
| Wind | 21 km/h / 13 mph | |
| Air quality (US AQI) | 34 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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George Town in September — FAQ
- Is September a good time to visit George Town?
- September in George Town: hot, rainy, with clean air — an excellent time to visit. It ranks #8 of 12 months for George Town on SeasonMap's comfort score (84/100).
- What is the weather like in George Town in September?
- In September, George Town averages a daily high of 30°C and a low of 27.5°C, with about 91.6 mm of rain over roughly 14.8 rainy days.
- What is the air quality in George Town in September?
- George Town has a mean US Air Quality Index of about 34 in September.