Cayenne weather live forecast

Today's maximum temperature in Cayenne is expected to be 30°C. Select a day from the live weather forecast for Cayenne, French Guiana for more weather parameters.

Tuesday
2nd Dec
30

26

6

10
Wednesday
3rd Dec
30

27

5

9
Thursday
4th Dec
30

26

7

9
Friday
5th Dec
30

26

5

8
Saturday
6th Dec
30

26

6

11

5-day weather forecast updated at 04:00 on Tuesday 2nd December 2025 GMT

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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 Tuesday 2nd December 2025

Expect isolated thunderstorms in Cayenne, French Guiana with a maximum temperature of 30°C, moderate levels of heat & humidity, maximum UV of 10 (Very High) and 6 hours of bright sunshine. There are 0-2 mm of rainfall expected with 15% chance of some rain and a gentle breeze of 13 kph from the east.

30
°C maximum temperature
26
°C minimum temperature
isolated thunderstorms
6
hours of sunshine
10
UV index (Very High)
15
% chance of some rain
<2
mm of rainfall expected
M
moderate heat & humidity
13
kph wind from E

Cayenne weather for Wednesday 3rd December 2025

Expect isolated thunderstorms in Cayenne, French Guiana with a maximum temperature of 30°C, moderate levels of heat & humidity, maximum UV of 9 (Very High) and 5 hours of bright sunshine. There are 0-2 mm of rainfall expected with 30% chance of some rain and a gentle breeze of 14 kph from the east.

30
°C maximum temperature
27
°C minimum temperature
isolated thunderstorms
5
hours of sunshine
9
UV index (Very High)
30
% chance of some rain
<2
mm of rainfall expected
M
moderate heat & humidity
14
kph wind from E

Cayenne weather for Thursday 4th December 2025

Expect isolated thunderstorms in Cayenne, French Guiana with a maximum temperature of 30°C, moderate levels of heat & humidity, maximum UV of 9 (Very High) and 7 hours of bright sunshine. There are 0-2 mm of rainfall expected with 41% chance of some rain and a light breeze of 12 kph from the east.

30
°C maximum temperature
26
°C minimum temperature
isolated thunderstorms
7
hours of sunshine
9
UV index (Very High)
41
% chance of some rain
<2
mm of rainfall expected
M
moderate heat & humidity
12
kph wind from E

Cayenne weather for Friday 5th December 2025

Expect broken clouds in Cayenne, French Guiana with a maximum temperature of 30°C, moderate levels of heat & humidity, maximum UV of 8 (Very High) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 12 kph from the north-east.

30
°C maximum temperature
26
°C minimum temperature
broken clouds
5
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
M
moderate heat & humidity
12
kph wind from NE

Cayenne weather for Saturday 6th December 2025

Expect isolated thunderstorms in Cayenne, French Guiana with a maximum temperature of 30°C, moderate levels of heat & humidity, maximum UV of 11 (Extreme) and 6 hours of bright sunshine. There are 2-5 mm of rainfall expected with 56% chance of some rain and a light breeze of 12 kph from the east.