Cayenne weather live forecast

Today's maximum temperature in Cayenne is expected to be 28°C. Select a day from the live weather forecast for Cayenne, French Guiana for more weather parameters.

Sunday
4th Jan
28

27

4

8
Monday
5th Jan
28

27

4

7
Tuesday
6th Jan
28

26

3

8
Wednesday
7th Jan
29

25

3

7
Thursday
8th Jan
29

26

3

10

5-day weather forecast updated at 04:00 on Sunday 4th January 2026 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 Sunday 4th January 2026

Expect isolated thunderstorms in Cayenne, French Guiana with a maximum temperature of 28°C, low levels of heat & humidity, maximum UV of 8 (Very High) and 4 hours of bright sunshine. There are 10-20 mm of rainfall expected with 63% chance of some rain and a light breeze of 12 kph from the north-east.

28
°C maximum temperature
27
°C minimum temperature
isolated thunderstorms
4
hours of sunshine
8
UV index (Very High)
63
% chance of some rain
<20
mm of rainfall expected
L
low heat & humidity
12
kph wind from NE

Cayenne weather for Monday 5th January 2026

Expect isolated thunderstorms in Cayenne, French Guiana with a maximum temperature of 28°C, moderate levels of heat & humidity, maximum UV of 7 (High) and 4 hours of bright sunshine. There are 30-40 mm of rainfall expected with 83% chance of some rain and a light breeze of 10 kph from the east.

28
°C maximum temperature
27
°C minimum temperature
isolated thunderstorms
4
hours of sunshine
7
UV index (High)
83
% chance of some rain
<40
mm of rainfall expected
L
low heat & humidity
10
kph wind from E

Cayenne weather for Tuesday 6th January 2026

Expect isolated thunderstorms in Cayenne, French Guiana with a maximum temperature of 28°C, moderate levels of heat & humidity, maximum UV of 8 (Very High) and 3 hours of bright sunshine. There are 20-30 mm of rainfall expected with 79% chance of some rain and a light breeze of 11 kph from the east.

28
°C maximum temperature
26
°C minimum temperature
isolated thunderstorms
3
hours of sunshine
8
UV index (Very High)
79
% chance of some rain
<30
mm of rainfall expected
M
moderate heat & humidity
11
kph wind from E

Cayenne weather for Wednesday 7th January 2026

Expect isolated thunderstorms in Cayenne, French Guiana with a maximum temperature of 29°C, moderate levels of heat & humidity, maximum UV of 7 (High) and 3 hours of bright sunshine. There are 5-10 mm of rainfall expected with 84% chance of some rain and a light breeze of 12 kph from the east.

29
°C maximum temperature
25
°C minimum temperature
isolated thunderstorms
3
hours of sunshine
7
UV index (High)
84
% chance of some rain
<10
mm of rainfall expected
M
moderate heat & humidity
12
kph wind from E

Cayenne weather for Thursday 8th January 2026

Expect isolated thunderstorms in Cayenne, French Guiana 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 5-10 mm of rainfall expected with 86% chance of some rain and a gentle breeze of 13 kph from the east.