Sao Tome & Principe weather live forecast

Today's maximum temperature in Sao Tome & Principe is expected to be 29°C. Select a day from the live weather forecast for Sao Tome & Principe (Sao Tome) for more weather parameters.

5-day weather forecast updated at 04:00 on Monday 15th September 2025 GMT

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

Top Sao Tome & Principe destinations

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

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Sao Tome & Principe weather forecast by day

Below are the detailed weather forecasts for Sao Tome & Principe for the next 5 days. The forecasts shown are for Sao Tome and may not represent the whole of Sao Tome & Principe. Browse more destinations in Sao Tome & Principe to view more weather forecasts.

Sao Tome & Principe weather for Monday 15th September 2025

Expect mostly cloudy with light rain in Sao Tome & Principe with a maximum temperature of 29°C, moderate levels of heat & humidity, maximum UV of 9 (Very High) and 4 hours of bright sunshine. There are 0-2 mm of rainfall expected with 32% chance of some rain and a gentle breeze of 17 kph from the south.

  • 29°C maximum temperature29
    °C maximum temperature
  • 24°C minimum temperature24
    °C minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • 4 hours of bright sunshine4
    hours of sunshine
  • UV (maximum) index 9 (Very High)9
    UV index (Very High)
  • 32% chance of some rain32
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Gentle breeze of 17 kph from the South17
    kph wind from S

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Sao Tome & Principe weather for Tuesday 16th September 2025

Expect broken clouds in Sao Tome & Principe with a maximum temperature of 29°C, moderate levels of heat & humidity, maximum UV of 11 (Extreme) and 3 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 17 kph from the south.

  • 29°C maximum temperature29
    °C maximum temperature
  • 25°C minimum temperature25
    °C minimum temperature
  • Broken clouds
    broken clouds
  • 3 hours of bright sunshine3
    hours of sunshine
  • UV (maximum) index 11 (Extreme)11
    UV index (Extreme)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Gentle breeze of 17 kph from the South17
    kph wind from S

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Sao Tome & Principe weather for Wednesday 17th September 2025

Expect broken clouds in Sao Tome & Principe with a maximum temperature of 28°C, moderate levels of heat & humidity, maximum UV of 11+ (Extreme) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 15 kph from the south.

  • 28°C maximum temperature28
    °C maximum temperature
  • 24°C minimum temperature24
    °C minimum temperature
  • Broken clouds
    broken clouds
  • 4 hours of bright sunshine4
    hours of sunshine
  • UV (maximum) index 11+ (Extreme)11
    UV index (Extreme)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Gentle breeze of 15 kph from the South15
    kph wind from S

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Sao Tome & Principe weather for Thursday 18th September 2025

Expect broken clouds in Sao Tome & Principe with a maximum temperature of 29°C, moderate levels of heat & humidity, maximum UV of 10 (Very High) and 2 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 16 kph from the south.

  • 29°C maximum temperature29
    °C maximum temperature
  • 24°C minimum temperature24
    °C minimum temperature
  • Broken clouds
    broken clouds
  • 2 hours of bright sunshine2
    hours of sunshine
  • UV (maximum) index 10 (Very High)10
    UV index (Very High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Gentle breeze of 16 kph from the South16
    kph wind from S

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Sao Tome & Principe weather for Friday 19th September 2025

Expect broken clouds in Sao Tome & Principe with a maximum temperature of 29°C, moderate levels of heat & humidity, maximum UV of 10 (Very High) and 3 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 18 kph from the south.

  • 29°C maximum temperature29
    °C maximum temperature
  • 24°C minimum temperature24
    °C minimum temperature
  • Broken clouds
    broken clouds
  • 3 hours of bright sunshine3
    hours of sunshine
  • UV (maximum) index 10 (Very High)10
    UV index (Very High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Gentle breeze of 18 kph from the South18
    kph wind from S

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

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