Experience the subtropical climate of Hong Kong, where summer temperatures often peak at 31°C (87.8°F), while winters offer a refreshing coolness around 16°C (60.8°F). Rainfall is abundant year-round, with October being the wettest month. A surprising fact: Hong Kong records an average of 1,875 mm (73.8 inches) of rain annually! For a memorable visit, explore Victoria Peak during autumn or spring when temperatures range from 20°C to 26°C (68°F-78.8°F). The cooler weather enhances the breathtaking panoramic views of the city and harbor. Don't forget your camera!
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Hong Kong Climate & Weather Averages
What is the weather really like in Hong Kong? Over 2015–2024, July was the hottest month with highs around 30°C, January the coolest at about 19°C, and August brought the most rain. The full month-by-month picture is in the table below.
Hong Kong enjoys a temperate climate without harsh extremes: summers are pleasant (30°C average highs in July), winters cool but manageable (19°C in January), and rain is a year-round companion that peaks in August.
| Month | Avg High | Avg Low | Rainfall | Sunshine (h/day) | Wind (km/h) |
|---|---|---|---|---|---|
| Jan | 19° | 14° | 40 mm | 7.8 | 20 |
| Feb | 20° | 15° | 47 mm | 7.6 | 19 |
| Mar | 23° | 18° | 88 mm | 7.3 | 19 |
| Apr | 25° | 21° | 162 mm | 8.3 | 18 |
| May | 28° | 24° | 289 mm | 8.4 | 18 |
| Jun | 29° | 26° | 371 mm | 8.9 | 19 |
| Jul | 30° | 27° | 291 mm | 10.4 | 18 |
| Aug | 30° | 26° | 392 mm | 8.9 | 17 |
| Sep | 30° | 26° | 279 mm | 9.2 | 16 |
| Oct | 27° | 23° | 180 mm | 8.9 | 20 |
| Nov | 25° | 19° | 88 mm | 8.2 | 19 |
| Dec | 20° | 14° | 27 mm | 8 | 19 |
Sunshine is most generous in July, averaging about 10.4 hours a day, and thinnest in March at roughly 7.3 hours. The breeziest stretch of the year comes around October, when daily winds typically peak near 20 km/h.
Best time to visit: January–December offers the most comfortable conditions, with daytime highs around 20°C. Light, breathable layers plus a light waterproof cover most days here. For the coldest spell around January, bring warmer layers.
Hong Kong weather — frequently asked questions
What is the sunniest month in Hong Kong?
July, with roughly 10.4 hours of sunshine a day on average over 2015–2024. The dimmest month is March, at about 7.3 hours.
When is the best time to visit Hong Kong?
Weather-wise, January–December is the sweet spot in Hong Kong: average daytime highs around 20°C with less rain than the August peak. Data from 2015–2024.
What is the rainiest month in Hong Kong?
August is on average the wettest month in Hong Kong, with about 392 mm of rainfall. The driest month is typically December, at around 27 mm.
How hot does Hong Kong get in summer?
July is the hottest month, with daytime highs averaging 30°C — individual days run hotter still. Nights in July typically stay around 27°C.
Source: Open-Meteo ERA5 archive. Averages computed from daily records.