Hong Kong weather in January 2027

Q: How hot is it in Hong Kong in January?

Daytime temperatures usually reach 18°C in Hong Kong in January, falling to 13°C at night.

Q: How sunny is it in Hong Kong in January?

There are normally 5 hours of bright sunshine each day in Hong Kong in January - that's 48% of daylight hours.

Q: How warm is the sea around Hong Kong in January?

The average sea temperature around Hong Kong in January is 19°C.

Q: Does it rain in Hong Kong in January?

There are usually 6 days with some rain in Hong Kong in January and the average monthly rainfall is 25mm.

Expect daytime maximum temperatures of 18°C in Hong Kong in January based on long-term weather averages. There are 5 hours of sunshine per day on average.

18
18°C max day temperature
5
5 hours of sunshine per day
6
6 days with some rainfall
13
13°C min night temperature
11
11 hours of daylight per day
0
No heat & humidity
25
25 mm of monthly rainfall
7
7 (High) UV index
19
19°C sea temperature

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The January weather guide for Hong Kong shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C / mm) | Imperial (°F / inches)