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ClimaGoHanoiWeather in September

Hanoi Weather in September

Vietnam

Monsoon rains begin diminishing while heat remains intense and muggy, offering adventurous travelers a window to explore Old Quarter temples and surrounding countryside before cooler weather arrives.

Avg High

31°C

Avg Low

25°C

Daily Rain

8.4mm

Rainfall

High

💡 Best months to visit Hanoi: Oct, Nov, Mar

Hanoi Weather by Month

MonthHighLowRain
Jan20°C14°C0.6mm
Feb21°C15°C1mm
Mar24°C18°C1.3mm
Apr28°C21°C3.2mm
May32°C25°C6.5mm
Jun33°C26°C8.1mm
Jul33°C26°C10.3mm
Aug32°C26°C11mm
Sep31°C25°C8.4mm
Oct29°C22°C4.2mm
Nov26°C19°C1.5mm
Dec22°C16°C0.8mm

About Hanoi

Vietnam's ancient capital enchants with French colonial architecture, vibrant street markets, serene Hoan Kiem Lake and authentic street food that defines Southeast Asian culinary tradition.