Cayenne weather live forecast

Today's maximum temperature in Cayenne is expected to be 82°F. Select a day from the live weather forecast for Cayenne, French Guiana for more weather parameters.

Saturday
27th Dec
82

79

3

10
Sunday
28th Dec
84

79

4

8
Monday
29th Dec
86

77

5

10
Tuesday
30th Dec
86

79

5

10
Wednesday
31st Dec
84

79

5

10

5-day weather forecast updated at 04:00 on Saturday 27th December 2025 GMT

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Recommended for French Guiana

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

Cayenne weather forecast by day

Below are the detailed weather forecasts for Cayenne for the next 5 days.

Cayenne weather for Saturday 27th December 2025

Expect isolated thunderstorms in Cayenne, French Guiana with a maximum temperature of 82°F, moderate levels of heat & humidity, maximum UV of 10 (Very High) and 3 hours of bright sunshine. There are 20-30 mm of rainfall expected with 66% chance of some rain and a light breeze of 7 mph from the east.

82
°F maximum temperature
79
°F minimum temperature
isolated thunderstorms
3
hours of sunshine
10
UV index (Very High)
66
% chance of some rain
<30
mm of rainfall expected
M
moderate heat & humidity
7
mph wind from E

Cayenne weather for Sunday 28th December 2025

Expect isolated thunderstorms in Cayenne, French Guiana with a maximum temperature of 84°F, moderate levels of heat & humidity, maximum UV of 8 (Very High) and 4 hours of bright sunshine. There are 20-30 mm of rainfall expected with 72% chance of some rain and a gentle breeze of 8 mph from the east.

84
°F maximum temperature
79
°F minimum temperature
isolated thunderstorms
4
hours of sunshine
8
UV index (Very High)
72
% chance of some rain
<30
mm of rainfall expected
M
moderate heat & humidity
8
mph wind from E

Cayenne weather for Monday 29th December 2025

Expect isolated thunderstorms in Cayenne, French Guiana with a maximum temperature of 86°F, moderate levels of heat & humidity, maximum UV of 10 (Very High) and 5 hours of bright sunshine. There are 5-10 mm of rainfall expected with 60% chance of some rain and a gentle breeze of 9 mph from the north-east.

86
°F maximum temperature
77
°F minimum temperature
isolated thunderstorms
5
hours of sunshine
10
UV index (Very High)
60
% chance of some rain
<10
mm of rainfall expected
M
moderate heat & humidity
9
mph wind from NE

Cayenne weather for Tuesday 30th December 2025

Expect broken clouds in Cayenne, French Guiana with a maximum temperature of 86°F, moderate levels of heat & humidity, maximum UV of 10 (Very High) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 9 mph from the east.

86
°F maximum temperature
79
°F minimum temperature
broken clouds
5
hours of sunshine
10
UV index (Very High)
0
mm of rainfall expected
M
moderate heat & humidity
9
mph wind from E

Cayenne weather for Wednesday 31st December 2025

Expect isolated thunderstorms in Cayenne, French Guiana with a maximum temperature of 84°F, moderate levels of heat & humidity, maximum UV of 10 (Very High) and 5 hours of bright sunshine. There are 2-5 mm of rainfall expected with 68% chance of some rain and a gentle breeze of 8 mph from the north-east.