Weather in Hanoï: September
|Average day temperature:||32.4°C|
|Average night temperature:||25.4°C|
|Number of sunny days:||9 days|
|Day length:||12.0 - 12.5 hours|
|Number of rainy days:||11 days|
|Precipitation totals:||155.3 mm.|
Air temperature in September, °C
The highest day temperature during September of 2021 was 37°C. At the same time the lowest night temperature was 23°C. Daily and nightly averages during September were 32.8°C and 25.0°C.
Mostly all days in September are partly cloudy but sunny or cloudy days are also possible.
Precipitation total in September, mm
Precipitation total value in Hanoï in September is 155.3 mm. It makes september one of the most rainy months of the year.
The average wind speed value in September is 2.2 m./s. It makes September one of the least windy months of the year.
This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in September is: 6.8.
Best time for vacation in Hanoï
Hanoï on a weather map
|+28°C||SW 3 m/s|