Guinea-Bissau weather live forecast

Tomorrow's maximum temperature in Guinea-Bissau is expected to be 31°C.

• Monday
  23rd Jun
  
  31
  27
  6
• Tuesday
  24th Jun
  
  32
  26
  4
• Wednesday
  25th Jun
  
  31
  26
  5
• Thursday
  26th Jun
  
  30
  26
  5
• Friday
  27th Jun
  
  30
  25
  4

5-day weather forecast updated at 04:00 on Monday 23rd June 2025 GMT

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

Top Guinea-Bissau destinations

Below are temperatures expected today at popular countries, regions and places in Guinea-Bissau. Select a destination to see the detailed weather forecast for today, tomorrow and the outlook for the next five days.

• 33
  Gabu
• 31
  Bissau
• 29
  Bubaque

All Guinea-Bissau destinations

• Bissau
• Bubaque
• Gabu

Guinea-Bissau weather forecast by day

Below are the detailed weather forecasts for Guinea-Bissau for the next 5 days. The forecasts shown are for Bissau and may not represent the whole of Guinea-Bissau. Browse more destinations in Guinea-Bissau to view more weather forecasts.

Guinea-Bissau weather for Monday 23rd June 2025

Expect isolated thunderstorms in Guinea-Bissau with a maximum temperature of 31°C, moderate levels of heat & humidity, maximum UV of 8 (Very High) and 6 hours of bright sunshine. There are 5-10 mm of rainfall expected with 56% chance of some rain and a gentle breeze of 13 kph from the south-west.

• 31
  °C maximum temperature
• 27
  °C minimum temperature
• 
  isolated thunderstorms
• 6
  hours of sunshine
• 8
  UV index (Very High)
• 56
  % chance of some rain
• <10
  mm of rainfall expected
• M
  moderate heat & humidity
• 13
  kph wind from SW

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Guinea-Bissau weather for Tuesday 24th June 2025

Expect isolated thunderstorms in Guinea-Bissau with a maximum temperature of 32°C, high levels of heat & humidity, maximum UV of 7 (High) and 4 hours of bright sunshine. There are 10-20 mm of rainfall expected with 58% chance of some rain and a gentle breeze of 13 kph from the west.

• 32
  °C maximum temperature
• 26
  °C minimum temperature
• 
  isolated thunderstorms
• 4
  hours of sunshine
• 7
  UV index (High)
• 58
  % chance of some rain
• <20
  mm of rainfall expected
• M
  moderate heat & humidity
• 13
  kph wind from W

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Guinea-Bissau weather for Wednesday 25th June 2025

Expect isolated thunderstorms in Guinea-Bissau with a maximum temperature of 31°C, moderate levels of heat & humidity, maximum UV of 7 (High) and 5 hours of bright sunshine. There are 5-10 mm of rainfall expected with 74% chance of some rain and a gentle breeze of 15 kph from the south-west.

• 31
  °C maximum temperature
• 26
  °C minimum temperature
• 
  isolated thunderstorms
• 5
  hours of sunshine
• 7
  UV index (High)
• 74
  % chance of some rain
• <10
  mm of rainfall expected
• M
  moderate heat & humidity
• 15
  kph wind from SW

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Guinea-Bissau weather for Thursday 26th June 2025

Expect isolated thunderstorms in Guinea-Bissau with a maximum temperature of 30°C, moderate levels of heat & humidity, maximum UV of 7 (High) and 5 hours of bright sunshine. There are 2-5 mm of rainfall expected with 80% chance of some rain and a gentle breeze of 14 kph from the south-west.

• 30
  °C maximum temperature
• 26
  °C minimum temperature
• 
  isolated thunderstorms
• 5
  hours of sunshine
• 7
  UV index (High)
• 80
  % chance of some rain
• <5
  mm of rainfall expected
• M
  moderate heat & humidity
• 14
  kph wind from SW

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Guinea-Bissau weather for Friday 27th June 2025

Expect isolated thunderstorms in Guinea-Bissau with a maximum temperature of 30°C, moderate levels of heat & humidity, maximum UV of 9 (Very High) and 4 hours of bright sunshine. There are 50 mm or more of rainfall expected with 89% chance of some rain and a gentle breeze of 13 kph from the south-west.

• 30
  °C maximum temperature
• 25
  °C minimum temperature
• 
  isolated thunderstorms
• 4
  hours of sunshine
• 9
  UV index (Very High)
• 89
  % chance of some rain
• >50
  mm or more of rainfall expected
• M
  moderate heat & humidity
• 13
  kph wind from SW

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

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