Mild
Average highs are around 21°C, so days are mild rather than hot.
December verdict
Mixed for holiday weather
Average highs are around 21°C, so days are mild rather than hot. Sunshine averages 3.6h per day, so this is not one of the brighter months. Rainfall averages 17mm, which is relatively low for holiday planning.

Monthly averages
Temp
21°C
Rain
17mm
Sun
3.6h
Weather score
52
Mixed
Mild
Average highs are around 21°C, so days are mild rather than hot.
Drier
Rainfall averages 17mm, which is relatively low for holiday planning.
Limited sun
Sunshine averages 3.6h per day, so this is not one of the brighter months.
Map
Compare Ha Giang, Vietnam with nearby places by weather score, rain, sun, temperature, and swim conditions.
December21°C average high
December is on the cooler side of Ha Giang's year, useful if you prefer less intense daytime heat.
Warmest monthsApril to September
This stretch sets the upper range for average daytime heat.
December17mm average rain
December is one of Ha Giang's driest months, making outdoor days easier to plan than in wetter parts of the year.
Driest monthsJanuary to April and October to December
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
December3.6 hours average sun
December is below Ha Giang's yearly sunshine average, so bright-day planning is less reliable than in peak months.
Brightest monthsMay and July to September
This stretch has the strongest sunshine in the monthly averages.
December52 weather score
December sits close to Ha Giang's yearly weather-score average, giving a typical overall read on the month.
Best weather monthsMarch to April and October
These months have the strongest weather score in the monthly averages.