Hong Kong weather live forecast

• Thursday
  18th Sep
  33
  29
  
  6
  8
• Friday
  19th Sep
  32
  28
  
  6
  6
• Saturday
  20th Sep
  32
  28
  
  3
  2
• Sunday
  21st Sep
  31
  28
  
  0
  4
• Monday
  22nd Sep
  33
  28
  
  3
  10

5-day weather forecast updated at 04:00 on Wednesday 17th September 2025 GMT

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The 5-day weather forecast for Hong Kong is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Hong Kong weather forecast by day

Below are the detailed weather forecasts for Hong Kong for the next 5 days.

Hong Kong weather for Thursday 18th September 2025

Expect isolated thunderstorms in Hong Kong, Hong Kong with a maximum temperature of 33°C, high levels of heat & humidity, maximum UV of 8 (Very High) and 6 hours of bright sunshine. There are 2-5 mm of rainfall expected with 52% chance of some rain and a gentle breeze of 13 kph from the east.

• 33
  °C maximum temperature
• 29
  °C minimum temperature
• 
  isolated thunderstorms
• 6
  hours of sunshine
• 8
  UV index (Very High)
• 52
  % chance of some rain
• <5
  mm of rainfall expected
• H
  high heat & humidity
• 13
  kph wind from E

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Hong Kong weather for Friday 19th September 2025

Expect isolated thunderstorms in Hong Kong, Hong Kong with a maximum temperature of 32°C, high levels of heat & humidity, maximum UV of 6 (High) and 6 hours of bright sunshine. There are 0-2 mm of rainfall expected with 78% chance of some rain and a light breeze of 12 kph from the north.

• 32
  °C maximum temperature
• 28
  °C minimum temperature
• 
  isolated thunderstorms
• 6
  hours of sunshine
• 6
  UV index (High)
• 78
  % chance of some rain
• <2
  mm of rainfall expected
• H
  high heat & humidity
• 12
  kph wind from N

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Hong Kong weather for Saturday 20th September 2025

Expect isolated thunderstorms in Hong Kong, Hong Kong with a maximum temperature of 32°C, high levels of heat & humidity, maximum UV of 2 (Low) and 3 hours of bright sunshine. There are 10-20 mm of rainfall expected with 88% chance of some rain and a gentle breeze of 14 kph from the west.

• 32
  °C maximum temperature
• 28
  °C minimum temperature
• 
  isolated thunderstorms
• 3
  hours of sunshine
• 2
  UV index (Low)
• 88
  % chance of some rain
• <20
  mm of rainfall expected
• H
  high heat & humidity
• 14
  kph wind from W

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Hong Kong weather for Sunday 21st September 2025

Expect isolated thunderstorms in Hong Kong, Hong Kong with a maximum temperature of 31°C, moderate levels of heat & humidity, maximum UV of 4 (Moderate) and no hours of bright sunshine. There are 30-40 mm of rainfall expected with 89% chance of some rain and a gentle breeze of 15 kph from the east.

• 31
  °C maximum temperature
• 28
  °C minimum temperature
• 
  isolated thunderstorms
• 0
  hours of sunshine
• 4
  UV index (Moderate)
• 89
  % chance of some rain
• <40
  mm of rainfall expected
• M
  moderate heat & humidity
• 15
  kph wind from E

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Hong Kong weather for Monday 22nd September 2025

Expect isolated thunderstorms in Hong Kong, Hong Kong with a maximum temperature of 33°C, high levels of heat & humidity, maximum UV of 10 (Very High) and 3 hours of bright sunshine. There are 30-40 mm of rainfall expected with 69% chance of some rain and a gentle breeze of 16 kph from the east.

• 33
  °C maximum temperature
• 28
  °C minimum temperature
• 
  isolated thunderstorms
• 3
  hours of sunshine
• 10
  UV index (Very High)
• 69
  % chance of some rain
• <40
  mm of rainfall expected
• H
  high heat & humidity
• 16
  kph wind from E

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Metric (°C / mm)  |  Imperial (°F / inches)

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