Warm
Average highs sit around 29°C, giving warm days by monthly-average standards.
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
Trip feel
Showers
Rainfall averages 125mm, so some wet days are possible.
Some sun
Sunshine averages 5.3h 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
October29°C average high
October is close to Hanoi's yearly temperature average, giving a typical read on daytime heat.
Warmest monthsMay to September
This stretch sets the upper range for average daytime heat.
Rain
October125mm average rain
October sits near Hanoi's yearly rainfall average, so rain is a normal planning factor rather than an outlier.
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
October5.3 hours average sun
October 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
October63 weather score
October scores above Hanoi's yearly average, so the overall weather mix is stronger than most months.
Best weather monthsApril and October to December
These months have the strongest weather score in the monthly averages.
