Live Weather & Forecast

Weather in Hong Kong

Real-time conditions & 3-day outlook · Air quality included

Flag of Hong Kong
Light rain shower
26°C
Feels like 30°C
79°F / Feels 85°F
Light rain shower
Hong Kong
🌞 Daytime
Updated: 2026-05-21 11:15
💧
Humidity
88%
💨
Wind
15.5 km/h S
🌬️
Wind Gust
24.4 km/h
🌡️
Pressure
1011 mb
👁️
Visibility
10 km
☀️
UV Index
2.3 (Low)
🌧️
Precipitation
0.91 mm
☁️
Cloud Cover
68%
💦
Dew Point
24°C
🌐
Wind Degree
186°

Air Quality Index

US EPA: Good UK DEFRA: Low (2)
CO
122.9 μg/m³
NO₂
43.3 μg/m³
O₃
10 μg/m³
SO₂
30.2 μg/m³
PM 2.5
12.7 μg/m³
PM 10
14.5 μg/m³

Weather Alerts 5

Met · Severe · Expected
Amber Rainstorm Warning Signal was issued at 9 p.m. on 20 May

The Rainstorm Warning Signal is now Amber. This means that heavy rain has fallen or is expected to fall generally over Hong Kong, exceeding 30 millimetres in an hour, and is likely to continue.

There will be flooding in some low-lying and poorly drained areas. People who are likely to be affected should take necessary precautions to reduce their exposure to risk posed by the heavy rain and flooding. Heavy rain may bring about flash floods. People should stay away from watercourses. People...

Met · Severe · Immediate
Red Rainstorm Warning Signal was issued at 2:40 a.m. on 21 May

The Rainstorm Warning Signal is now Red. This means that heavy rain has fallen or is expected to fall generally over Hong Kong, exceeding 50 millimetres in an hour, and is likely to continue.

Further heavy rain could cause, if not already caused, serious road flooding and traffic congestion and could disrupt normal school hours. Parents, students, school authorities and school-bus drivers should listen to radio or television announcements on schools. People who have to travel should care...

Met · Severe · Expected
Amber Rainstorm Warning Signal was issued at 5:15 a.m. on 21 May

The Rainstorm Warning Signal is now Amber. This means that heavy rain has fallen or is expected to fall generally over Hong Kong, exceeding 30 millimetres in an hour, and is likely to continue.

There will be flooding in some low-lying and poorly drained areas. People who are likely to be affected should take necessary precautions to reduce their exposure to risk posed by the heavy rain and flooding. Heavy rain may bring about flash floods. People should stay away from watercourses. People...

Met · Severe · Immediate
Special Announcement on Flooding in the northern New Territories updated by the Hong Kong Observatory at 10:54 p.m. on 20 May.

Heavy rain is affecting the northern part of the New Territories, especially in Pat Heung and Kam Tin, Sheung Shui, Ta Kwu Ling, Sha Tau Kok area(s). More than 90 millimetres of rainfall have been recorded in the past 2 hours.

Residents in the northern New Territories, who are likely to be affected, are advised to take necessary precautions to avoid possible flood damage. Heavy rain may bring about flash floods. People should stay away from watercourses. They should also pay attention to the flood sirens if they are nearb...

Met · Severe · Immediate
Special Announcement on Flooding in the northern New Territories updated by the Hong Kong Observatory at 4:20 a.m. on 21 May.

Heavy rain is affecting the northern part of the New Territories, especially in Sheung Shui, Ta Kwu Ling, Sha Tau Kok area(s).

Residents in the northern New Territories, who are likely to be affected, are advised to take necessary precautions to avoid possible flood damage. Heavy rain may bring about flash floods. People should stay away from watercourses. They should also pay attention to the flood sirens if they are nearb...

Today's Hourly Forecast

24-hour breakdown for Hong Kong

12 AM
Patchy rain nearby
25°
Patchy rain nearby
💧 88% 💨 6.8 km/h 🌧️ 84%
1 AM
Patchy rain nearby
25°
Patchy rain nearby
💧 88% 💨 7.2 km/h 🌧️ 73%
2 AM
Patchy light drizzle
25°
Patchy light drizzle
💧 90% 💨 9 km/h 🌧️ 100%
3 AM
Light rain shower
25°
Light rain shower
💧 91% 💨 11.5 km/h 🌧️ 100%
4 AM
Light rain shower
25°
Light rain shower
💧 91% 💨 13 km/h 🌧️ 100%
5 AM
Light rain shower
25°
Light rain shower
💧 91% 💨 11.9 km/h 🌧️ 100%
6 AM
Light rain shower
25°
Light rain shower
💧 91% 💨 10.1 km/h 🌧️ 100%
7 AM
Light rain shower
25°
Light rain shower
💧 91% 💨 10.4 km/h 🌧️ 100%
8 AM
Light rain shower
26°
Light rain shower
💧 91% 💨 11.2 km/h 🌧️ 100%
9 AM
Light rain shower
26°
Light rain shower
💧 90% 💨 12.2 km/h 🌧️ 100%
10 AM
Light rain shower
26°
Light rain shower
💧 89% 💨 14.8 km/h 🌧️ 100%
11 AM
Light rain shower
26°
Light rain shower
💧 88% 💨 15.5 km/h 🌧️ 100%
12 PM
Light rain shower
26°
Light rain shower
💧 88% 💨 14.8 km/h 🌧️ 100%
1 PM
Light rain shower
26°
Light rain shower
💧 88% 💨 14.4 km/h 🌧️ 100%
2 PM
Light rain shower
26°
Light rain shower
💧 88% 💨 13.3 km/h 🌧️ 100%
3 PM
Light rain shower
26°
Light rain shower
💧 85% 💨 16.2 km/h 🌧️ 100%
4 PM
Light rain shower
27°
Light rain shower
💧 85% 💨 17.6 km/h 🌧️ 100%
5 PM
Light rain shower
27°
Light rain shower
💧 86% 💨 17.3 km/h 🌧️ 100%
6 PM
Light rain shower
26°
Light rain shower
💧 86% 💨 15.8 km/h 🌧️ 100%
7 PM
Light rain shower
26°
Light rain shower
💧 87% 💨 14.4 km/h 🌧️ 100%
8 PM
Light rain shower
26°
Light rain shower
💧 88% 💨 13 km/h 🌧️ 100%
9 PM
Light rain shower
26°
Light rain shower
💧 88% 💨 10.4 km/h 🌧️ 100%
10 PM
Cloudy
26°
Cloudy
💧 87% 💨 6.5 km/h
11 PM
Partly Cloudy
26°
Partly Cloudy
💧 88% 💨 6.5 km/h

3-Day Forecast

Daily overview for Hong Kong

Today
Moderate rain
Moderate rain
27° / 25°
🌧️ 85% chance of rain
💧 Avg. humidity: 88%
💨 Max wind: 17.6 km/h
🌧️ Total precip: 14.69 mm
☀️ UV Index: 2.7
🌅 Sunrise: 05:42 AM
🌇 Sunset: 06:59 PM
🌙 Waxing Crescent
🌑 Moon: 24% lit
Fri, May 22
Moderate rain
Moderate rain
27° / 25°
🌧️ 88% chance of rain
💧 Avg. humidity: 90%
💨 Max wind: 20.9 km/h
🌧️ Total precip: 13.73 mm
☀️ UV Index: 6
🌅 Sunrise: 05:41 AM
🌇 Sunset: 06:59 PM
🌙 Waxing Crescent
🌑 Moon: 34% lit
Sat, May 23
Moderate rain
Moderate rain
28° / 26°
🌧️ 89% chance of rain
💧 Avg. humidity: 88%
💨 Max wind: 22 km/h
🌧️ Total precip: 6.94 mm
☀️ UV Index: 6
🌅 Sunrise: 05:41 AM
🌇 Sunset: 06:59 PM
🌙 First Quarter
🌑 Moon: 45% lit

Best Time to Visit Hong Kong

The best time to visit Hong Kong is during autumn, from October through December. Temperatures drop to a pleasant 18–25°C (64–77°F), humidity eases considerably, and skies remain brilliantly clear. This is hiking season — the Dragon's Back ridge walk and MacLehose Trail are at their finest, and the harbour views from Victoria Peak are razor-sharp on cool, dry afternoons. The period also coincides with the Hong Kong Wine and Dine Festival and a packed schedule of art fairs, making it the city's social high season.

Spring (March to May) is the second-best window, bringing mild temperatures and the cheerful blossoms of bauhinia and plum trees throughout the parks. However, mist and drizzle can obscure views during these months. Summer (June–September) brings typhoon season, sweltering heat above 33°C, and humidity that regularly exceeds 90 percent — manageable with the city's superb air-conditioned MTR network, but challenging for outdoor activities. January and February are cooler and occasionally cold enough for a jacket, but this also means Lunar New Year crowds and higher hotel prices during the festive rush.
← Back to Hong Kong 🗓 View Holidays 2026

Frequently Asked Questions

What is the current weather in Hong Kong?
Current conditions in Hong Kong: Light rain shower with a temperature of 26°C, humidity 88%.
What is the best time to visit Hong Kong?
The best time to visit Hong Kong is during autumn, from October through December. Temperatures drop to a pleasant 18–25°C (64–77°F), humidity eases considerably, and skies remain brilliantly clear. This is hiking season — the Dragon's Back ridge walk and MacLehose Trail are at their finest, and the...
What is the climate like in Hong Kong?
Hong Kong is located at approximately 22.3° latitude. It has a tropical or subtropical climate with wet and dry seasons.
Does it snow in Hong Kong?
Snow is generally rare in Hong Kong due to its location near the tropics.
What is the hottest month in Hong Kong?
Temperatures in Hong Kong remain relatively warm year-round. The warmest period is usually between March and May.
What should I pack for a trip to Hong Kong?
For November – April visits to Hong Kong: light clothing and sun protection. For June – September: layers and waterproof gear are recommended.
How accurate is the weather forecast for Hong Kong?
The forecast is sourced from WeatherAPI.com and updated hourly with real-time atmospheric data for Hong Kong. The 3-day outlook includes hourly breakdowns, air quality index, and precipitation probability.
What is the humidity like in Hong Kong?
Current humidity in Hong Kong is 88%. Tropical regions typically experience higher humidity year-round.