Hot
Average highs reach 32°C, so days can feel very hot.
Weather Guide
Hanoi, Vietnam Average Monthly Weather
Weather score52Mixed annual avg
Best months: November, October, April
Across the year, average daytime temperatures are around 27°C, sunshine averages 4.5h per day, and rainfall totals about 1600mm.
Annual weather
Annual averages
Temp
27°C
Rain
1600mm
Annual total
Sun
4.5h
Weather score
52
Mixed avg
Seasonal climate calendar
TemperatureTemp
RainRain
SunSun
Weather scoreWeather score
Trip feel
Wet
Rainfall averages 298mm, so showers are a real planning factor.
Some sun
Sunshine averages 5.6h per day, enough for a balanced month.
Map
Weather map
Compare Hanoi, Vietnam with nearby places by weather score, rain, sun, temperature, and swim conditions.
Temperature
August32°C average high
August is one of Hanoi's warmest months, with daytime heat above the yearly average.
Warmest monthsMay to September
This stretch sets the upper range for average daytime heat.
Rain
August298mm average rain
August is one of Hanoi's wettest months, so rain is likely to be a major planning factor.
Driest monthsJanuary to April and November to December
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
Sun
August5.6 hours average sun
August is brighter than Hanoi's yearly average, though the strongest sunshine usually sits closer to the peak months.
Brightest monthsMay to October
This stretch has the strongest sunshine in the monthly averages.
Weather score
August36 weather score
August is one of the weakest weather-score months, when the overall mix is less favourable than the rest of the year.
Best weather monthsApril and October to December
These months have the strongest weather score in the monthly averages.
