Hong Kong Weather
A month-by-month look at temperature, rainfall and what to pack in Hong Kong. The annual average is 25°C high / 21°C low — hottest in July (31°C) and coldest in January (14°C).
Hong Kong Weather at a Glance
As of 2026A quick summary of Hong Kong's year-round climate and the best time to visit.
- Annual average
- 25° / 21°
- Best time to visit
- January, October, November
- Hottest month
- July (31°C)
- Coldest month
- January (14°C)
- Wettest month
- August (444mm)
- Driest month
- January (23mm)
As of 2026, Hong Kong's weather averages 25°C high / 21°C low across the year, and the best time to visit for stable temperatures, rainfall and crowds is January, October, November. The hottest month is July (31°C), the coldest is January (14°C), and the wettest is August (444mm).
Best Time to Visit Hong Kong
January is Hong Kong's coolest month — perfect for marathon-day sightseeing (Peak Tram + Star Ferry + dim sum tours). **Chinese New Year week** (variable, late Jan / early Feb) sees Lunar New Year parade, fireworks at Victoria Harbour, restaurant closures + hotel surge. Outside CNY, January is the value sweet spot.
**October is the start of Hong Kong's best months** — 28°C/23°C, humidity drops to 73%, clear skies. **Golden Week (Oct 1-7)** sees mainland Chinese tourists pour in; hotel prices spike, attractions crowded. **Wine + Dine Festival** at Central Harbourfront (late October) brings international food + wine.
**November is Hong Kong's other best month** — 24°C/19°C, low humidity, almost no rain, clear days. Peak Tram + Dragon's Back hike + Lantau cable car all benefit from clear visibility. Christmas decorations + winter sales begin. Hotel prices moderate.
Hong Kong Weather Month by Month
Tap any month for a detailed guide with what to wear, sunrise/sunset and air quality.
| Month | High/Low | Rain | Rainy days | Crowds | |
|---|---|---|---|---|---|
| January | 18° / 14° | 23mm | 3 | Moderate | Details → |
| February | 18° / 14° | 50mm | 5 | Busy | Details → |
| March | 20° / 16° | 80mm | 7 | Moderate | Details → |
| April | 24° / 19° | 137mm | 10 | Moderate | Details → |
| May | 28° / 23° | 290mm | 12 | Moderate | Details → |
| June | 30° / 26° | 392mm | 13 | Busy | Details → |
| July | 31° / 26° | 374mm | 14 | Very busy | Details → |
| August | 31° / 26° | 444mm | 15 | Very busy | Details → |
| September | 30° / 25° | 308mm | 12 | Busy | Details → |
| October | 28° / 23° | 100mm | 6 | Very busy | Details → |
| November | 24° / 19° | 35mm | 3 | Busy | Details → |
| December | 20° / 16° | 27mm | 3 | Very busy | Details → |
What to Wear in Hong Kong by Season
Late spring transitioning to summer — t-shirts during day, light cardigan for AC. Humidity 84% feels sticky. Sunscreen + sun hat required.
Peak summer — t-shirts + shorts + sandals only. Cooling towel + portable fan are local essentials. Pack rain jacket — daily thunderstorms.
Comfortable autumn — t-shirts + light pants during day, light cardigan evening. Lower humidity makes outdoor sightseeing pleasant.
Same as January — sweater + jacket. February brings 'damp cold' — light rain spells make it feel cooler. Compact umbrella always.
Hong Kong Weather FAQ
What is the best time to visit Hong Kong? +
For weather, January, October, November are the most comfortable months. Highs sit around 18°C with relatively stable rainfall and crowds.
What are the hottest and coldest months in Hong Kong? +
The hottest month is July with an average high of 31°C, and the coldest is January with an average low of 14°C. The annual average is 25°C high / 21°C low.
When does it rain most in Hong Kong? +
The wettest month is August (444mm over about 15 rainy days) and the driest is January (23mm). Total annual rainfall is roughly 2260mm.
What should I pack for Hong Kong? +
Spring (Mar–May) averages 24/19°C — Late spring transitioning to summer — t-shirts during day, light cardigan for AC. Humidity 84% feels sticky. Sunscreen + sun hat required. Summer (Jun–Aug) averages 31/26°C — Peak summer — t-shirts + shorts + sandals only. Cooling towel + portable fan are local essentials. Pack rain jacket — daily thunderstorms. Autumn (Sep–Nov) averages 27/22°C — Comfortable autumn — t-shirts + light pants during day, light cardigan evening. Lower humidity makes outdoor sightseeing pleasant. Winter (Dec–Feb) averages 19/15°C — Same as January — sweater + jacket. February brings 'damp cold' — light rain spells make it feel cooler. Compact umbrella always.
What is the weather in Hong Kong this month (June)? +
June averages 30°C high / 26°C low with 392mm rainfall over about 13 rainy days. Crowds are busy and prices are high.
Keep Planning Your Hong Kong Trip
Why you can trust weather guide
Based in Chiang Mai for 8+ years, with 30+ countries visited across Southeast Asia, Japan, and Europe. Every detail in this guide is primary-source verified as of April 2026, with prices auto-refreshed via live exchange rate APIs. This isn't AI-generated boilerplate — it's written from the perspective of someone who has actually been there.