French Guiana weather forecast

Last updated at 04:02 on Sunday 8th December 2019 GMT

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The 5-day weather forecast for French Guiana is provided by the Swiss meteorological agency, MeteoBlue. Find out more about our data sources.

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French Guiana weather forecast by day

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

French Guiana weather for Sunday 8th December 2019

Below is the French Guiana weather forecast for Sunday 8th December 2019. Expect isolated thunderstorms in French Guiana with a maximum temperature of 30°C, moderate levels of heat & humidity, maximum UV of 5 (Moderate) and 1 hour 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 east.

  • 30°C maximum temperature30
    °C maximum temperature
  • 22°C minimum temperature22
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 1 hour of bright sunshine1
    hour of sunshine
  • UV (maximum) index 5 (Moderate)5
    UV index (Moderate)
  • 56% chance of some rain56
    % chance of some rain
  • 5-10 mm of rainfall expected<10
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Gentle breeze of 13 kph from the East13
    kph wind from E

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French Guiana weather for Monday 9th December 2019

Below is the French Guiana weather forecast for Monday 9th December 2019. Expect isolated thunderstorms in French Guiana with a maximum temperature of 30°C, moderate levels of heat & humidity, maximum UV of 6 (High) and 1 hour of bright sunshine. There are 10-20 mm of rainfall expected with 66% chance of some rain and a light breeze of 11 kph from the east.

  • 30°C maximum temperature30
    °C maximum temperature
  • 24°C minimum temperature24
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 1 hour of bright sunshine1
    hour of sunshine
  • UV (maximum) index 6 (High)6
    UV index (High)
  • 66% chance of some rain66
    % chance of some rain
  • 10-20 mm of rainfall expected<20
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Light breeze of 11 kph from the East11
    kph wind from E

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French Guiana weather for Tuesday 10th December 2019

Below is the French Guiana weather forecast for Tuesday 10th December 2019. Expect isolated thunderstorms in French Guiana with a maximum temperature of 29°C, moderate levels of heat & humidity, maximum UV of 6 (High) and 1 hour of bright sunshine. There are 20-30 mm of rainfall expected with 82% chance of some rain and a light breeze of 11 kph from the east.

  • 29°C maximum temperature29
    °C maximum temperature
  • 24°C minimum temperature24
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 1 hour of bright sunshine1
    hour of sunshine
  • UV (maximum) index 6 (High)6
    UV index (High)
  • 82% chance of some rain82
    % chance of some rain
  • 20-30 mm of rainfall expected<30
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Light breeze of 11 kph from the East11
    kph wind from E

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French Guiana weather for Wednesday 11th December 2019

Below is the French Guiana weather forecast for Wednesday 11th December 2019. Expect isolated thunderstorms in French Guiana with a maximum temperature of 29°C, moderate levels of heat & humidity, maximum UV of 8 (Very High) and 1 hour of bright sunshine. There are 20-30 mm of rainfall expected with 78% chance of some rain and a light breeze of 8 kph from the east.

  • 29°C maximum temperature29
    °C maximum temperature
  • 24°C minimum temperature24
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 1 hour of bright sunshine1
    hour of sunshine
  • UV (maximum) index 8 (Very High)8
    UV index (Very High)
  • 78% chance of some rain78
    % chance of some rain
  • 20-30 mm of rainfall expected<30
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Light breeze of 8 kph from the East8
    kph wind from E

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French Guiana weather for Thursday 12th December 2019

Below is the French Guiana weather forecast for Thursday 12th December 2019. Expect isolated thunderstorms in French Guiana with a maximum temperature of 30°C, moderate levels of heat & humidity, maximum UV of 11+ (Extreme) and 1 hour of bright sunshine. There are 20-30 mm of rainfall expected with 62% chance of some rain and a light breeze of 8 kph from the east.

  • 30°C maximum temperature30
    °C maximum temperature
  • 23°C minimum temperature23
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 1 hour of bright sunshine1
    hour of sunshine
  • UV (maximum) index 11+ (Extreme)11
    UV index (Extreme)
  • 62% chance of some rain62
    % chance of some rain
  • 20-30 mm of rainfall expected<30
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Light breeze of 8 kph from the East8
    kph wind from E

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

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