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30-year normals (1991-2020)
Hong Kong has a subtropical highland climate, classified as Cwa in the Köppen system. The warmest month is July with an average high of 30°C, while the coldest month is January with lows dropping to 13°C. The annual temperature range of 17°C reflects moderate seasonal variation.
The driest month is December with only 4 rain days and 29mm of precipitation. For travellers, December through to the following month typically offers the best balance of warm temperatures and dry conditions. Average humidity ranges from 78% to 78% throughout the year.
Based on temperature and rainfall data, the best months to visit Hong Kong are January, November, December. These months offer the most comfortable temperatures with relatively low rainfall, ideal for sightseeing and outdoor activities.
Full Best Time to Visit GuideWarmest Month
30°C
July
Coldest Month
13°C
January
Driest Month
4 days
December
Annual Range
17°C
13° to 30°
| Month | High | Low | Rain Days | Sun | Details |
|---|---|---|---|---|---|
| January | 19°C | 13°C | 4 | 8h | View |
| February | 20°C | 15°C | 6 | 7h | View |
| March | 22°C | 18°C | 10 | 7h | View |
| April | 25°C | 21°C | 14 | 8h | View |
| May | 28°C | 24°C | 20 | 9h | View |
| June | 29°C | 26°C | 24 | 9h | View |
| July | 30°C | 26°C | 24 | 10h | View |
| August | 30°C | 26°C | 24 | 9h | View |
| September | 29°C | 25°C | 17 | 10h | View |
| October | 27°C | 23°C | 7 | 10h | View |
| November | 24°C | 19°C | 5 | 9h | View |
| December | 20°C | 14°C | 4 | 8h | View |
January
4 rain days, 8h sun
February
6 rain days, 7h sun
March
10 rain days, 7h sun
April
14 rain days, 8h sun
May
20 rain days, 9h sun
June
24 rain days, 9h sun
July
24 rain days, 10h sun
August
24 rain days, 9h sun
September
17 rain days, 10h sun
October
7 rain days, 10h sun
November
5 rain days, 9h sun
December
4 rain days, 8h sun
Hong Kong in July
Data Sources for Hong Kong
Climate normals represent 30-year averages (1991-2020). Individual years may vary.