Weather forecast for 10 daysFrench Guiana

Weather forecast for the weekend

Sunday 8. Nov 2026

  • 32°C
  • 25°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 23%
  • Precipitation: 0mm
  • Wind: 21km/hENE 72°
  • Humidity: 74%
  • UV index: 11
  • Sunrise: 06:15 -03
  • Sunset: 18:10 -03
  • ▼
Today, in Cayenne, moments of sunshine will break through the patchy clouds.
The highest temperature will be a hot 32°C, while the lowest expected temperature is a moderately hot 25°C.
The maximum heat index, which modifies the air temperature to account for humidity, is appraised at an extremely hot 42°C. Take into consideration that the heat index values are calculated for shade and light wind conditions. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Today's high is predicted to coincide with the typical November maximum of 31.5°C.
Sunrise was at 06:15 and sunset will be at 18:10; the daylight will last for 11h and 55min.

Long-term weather forecast

  • Sunday
  • 8. Nov 2026
  • 32°C
  • 25°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 23%
  • Precipitation: 0mm
  • Wind: 21km/hENE 72°
  • Humidity: 74%
  • UV index: 11
  • Sunrise: 06:15 -03
  • Sunset: 18:10 -03
  • ▼
  • Monday
  • 9. Nov 2026
  • 31°C
  • 24°C
Isolated Thunderstorms
Isolated Thunderstorms
  • Precip. probability: 33%
  • Precipitation: 3mm
  • Wind: 21km/hENE 75°
  • Humidity: 77%
  • UV index: 11
  • Sunrise: 06:15 -03
  • Sunset: 18:10 -03
  • ▼
  • Tuesday
  • 10. Nov 2026
  • 32°C
  • 24°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 16%
  • Precipitation: 0mm
  • Wind: 24km/hE 82°
  • Humidity: 75%
  • UV index: 11
  • Sunrise: 06:15 -03
  • Sunset: 18:10 -03
  • ▼
  • Wednesday
  • 11. Nov 2026
  • 31°C
  • 24°C
Mostly Sunny
Mostly Sunny
  • Precip. probability: 23%
  • Precipitation: 1mm
  • Wind: 25km/hE 88°
  • Humidity: 76%
  • UV index: 11
  • Sunrise: 06:15 -03
  • Sunset: 18:10 -03
  • ▼
  • Thursday
  • 12. Nov 2026
  • 32°C
  • 24°C
AM Showers
AM Showers
  • Precip. probability: 31%
  • Precipitation: 2mm
  • Wind: 24km/hE 89°
  • Humidity: 75%
  • UV index: 11
  • Sunrise: 06:16 -03
  • Sunset: 18:10 -03
  • ▼
  • Friday
  • 13. Nov 2026
  • 31°C
  • 23°C
Showers
Showers
  • Precip. probability: 42%
  • Precipitation: 7mm
  • Wind: 23km/hE 85°
  • Humidity: 78%
  • UV index: 11
  • Sunrise: 06:16 -03
  • Sunset: 18:10 -03
  • ▼
  • Saturday
  • 14. Nov 2026
  • 30°C
  • 23°C
Rain
Rain
  • Precip. probability: 73%
  • Precipitation: 13mm
  • Wind: 22km/hENE 74°
  • Humidity: 82%
  • UV index: 11
  • Sunrise: 06:16 -03
  • Sunset: 18:10 -03
  • ▼
  • Sunday
  • 15. Nov 2026
  • 30°C
  • 23°C
Thunderstorms
Thunderstorms
  • Precip. probability: 64%
  • Precipitation: 12mm
  • Wind: 23km/hENE 67°
  • Humidity: 81%
  • UV index: 11
  • Sunrise: 06:16 -03
  • Sunset: 18:10 -03
  • ▼
  • Monday
  • 16. Nov 2026
  • 30°C
  • 23°C
Showers
Showers
  • Precip. probability: 60%
  • Precipitation: 8mm
  • Wind: 22km/hENE 72°
  • Humidity: 81%
  • UV index: 11
  • Sunrise: 06:17 -03
  • Sunset: 18:10 -03
  • ▼
  • Tuesday
  • 17. Nov 2026
  • 30°C
  • 23°C
Showers
Showers
  • Precip. probability: 54%
  • Precipitation: 7mm
  • Wind: 23km/hE 84°
  • Humidity: 79%
  • UV index: 11
  • Sunrise: 06:17 -03
  • Sunset: 18:11 -03
  • ▼
The next ten days will bring unstable conditions, and a mix of rain-filled, gloomy, lightning-active and sun-filled weather is predicted.
Rainfall is expected nearly every day for the next ten days.
Temperature variation will be minimal during the next few days. Expected highs will hover between 30°C and 32°C, while the overnight low will be also nearly unchanged, as the lowest temperatures will remain in the range of 23°C to 25°C.
The hottest days will be Sunday, Tuesday and Thursday, with a maximum of 32°C; Saturday through next Tuesday, with the highest temperature of 30°C, will be the coldest days.
Combining with the humidity, the maximum feel-like temperature may increase considerably and vary between a very hot 37°C and a blisteringly hot 42°C.
Updated: Nov 8, 2026 @ 09:53:21 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

Today, sun and clouds will share the sky, creating a partly cloudy day.

Today, the maximum temperature will be 32°C, while the minimum temperature will be 25°C. The maximum heat index, which modifies the air temperature to account for humidity, is calculated to be 42°C.
The highest temperature will be in line with the average maximum of 31.5°C in November. The lowest temperature today will be a few degrees higher than the average low temperature.

On Sunday, in Cayenne, sunrise was at 06:15 and sunset will be at 18:10 (-03).

In Cayenne, the length of the day today will be 11h and 55min.