Mild
Average highs are around 21°C, so days are mild rather than hot.
March verdict
Mixed for holiday weather
Average highs are around 21°C, so days are mild rather than hot. Sunshine averages 3.5h per day, so this is not one of the brighter months. Rainfall averages 74mm, which is relatively low for holiday planning.

Monthly averages
Temp
21°C
Rain
74mm
Sun
3.5h
Weather score
53
Mixed
Mild
Average highs are around 21°C, so days are mild rather than hot.
Drier
Rainfall averages 74mm, which is relatively low for holiday planning.
Limited sun
Sunshine averages 3.5h per day, so this is not one of the brighter months.
Map
Compare Hong Kong, China with nearby places by weather score, rain, sun, temperature, and swim conditions.
March21°C average high
March is on the cooler side of Hong Kong's year, useful if you prefer less intense daytime heat.
Warmest monthsMay to September
This stretch sets the upper range for average daytime heat.
March74mm average rain
March sits on the drier side of Hong Kong's year, which helps with sightseeing and transfers.
Driest monthsJanuary to March and October to December
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
March3.5 hours average sun
March is one of Hong Kong's cloudier months, so sunshine-led plans are less reliable.
Brightest monthsJuly to August and October
This stretch has the strongest sunshine in the monthly averages.
March53 weather score
March sits close to Hong Kong's yearly weather-score average, giving a typical overall read on the month.
Best weather monthsOctober to November
These months have the strongest weather score in the monthly averages.