Weather in Hong Kong: January
| Average day temperature: | 66.8°F | |
| Average night temperature: | 59.9°F | |
| Sea water temperature: | 65.1°F | |
| Number of sunny days: | 14 days | |
| Day length: | 10.8 - 11.1 hours | |
| Number of rainy days: | 1 day | |
| Precipitation totals: | 0.6 in. | |
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| Hong Kong |
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| Hong Kong |
Air temperature in January, °F
The highest day temperature during January of 2026 was 69°F. At the same time the lowest night temperature was 54°F. Daily and nightly averages during January were 64.3°F and 61.2°F.
Sea water temperature in Hong Kong in January, °F
The average sea water temperature in January of 2026 was 64.8°F. The highest and lowest sea temperatures during the month were 67.1°F and 63.1°F.
Mostly all days in January are sunny but cloudy days are also possible.
Precipitation total in January, in.
Precipitation total value in Hong Kong in January is 0.3 in. Other months of the year show relatively similar values.
The average wind speed value in January is 7.7 mph It makes January one of the least windy months of the year.
This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in January is: 6.8.
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Hong Kong on a weather map

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