Cayenne weather live forecast

Today's maximum temperature in Cayenne is expected to be 29°C. Select a day from the live weather forecast for Cayenne, French Guiana for more weather parameters.

Saturday
18th Apr
29

27

4

9
Sunday
19th Apr
28

26

4

9
Monday
20th Apr
29

26

4

9
Tuesday
21st Apr
29

26

5

8
Wednesday
22nd Apr
29

26

4

7

5-day weather forecast updated at 04:00 on Saturday 18th April 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 Saturday 18th April 2026

Expect isolated thunderstorms in Cayenne, French Guiana with a maximum temperature of 29°C, moderate levels of heat & humidity, maximum UV of 9 (Very High) and 4 hours of bright sunshine. There are 10-20 mm of rainfall expected with 58% chance of some rain and a light breeze of 12 kph from the north-east.

29
°C maximum temperature
27
°C minimum temperature
isolated thunderstorms
4
hours of sunshine
9
UV index (Very High)
58
% chance of some rain
<20
mm of rainfall expected
M
moderate heat & humidity
12
kph wind from NE

Cayenne weather for Sunday 19th April 2026

Expect isolated thunderstorms in Cayenne, French Guiana with a maximum temperature of 28°C, low levels of heat & humidity, maximum UV of 9 (Very High) and 4 hours of bright sunshine. There are 20-30 mm of rainfall expected with 74% chance of some rain and a light breeze of 9 kph from the east.

28
°C maximum temperature
26
°C minimum temperature
isolated thunderstorms
4
hours of sunshine
9
UV index (Very High)
74
% chance of some rain
<30
mm of rainfall expected
L
low heat & humidity
9
kph wind from E

Cayenne weather for Monday 20th April 2026

Expect isolated thunderstorms in Cayenne, French Guiana with a maximum temperature of 29°C, moderate levels of heat & humidity, maximum UV of 9 (Very High) and 4 hours of bright sunshine. There are 20-30 mm of rainfall expected with 77% chance of some rain and a light breeze of 10 kph from the east.

29
°C maximum temperature
26
°C minimum temperature
isolated thunderstorms
4
hours of sunshine
9
UV index (Very High)
77
% chance of some rain
<30
mm of rainfall expected
M
moderate heat & humidity
10
kph wind from E

Cayenne weather for Tuesday 21st April 2026

Expect isolated thunderstorms in Cayenne, French Guiana with a maximum temperature of 29°C, moderate levels of heat & humidity, maximum UV of 8 (Very High) and 5 hours of bright sunshine. There are 10-20 mm of rainfall expected with 77% chance of some rain and a light breeze of 9 kph from the east.

29
°C maximum temperature
26
°C minimum temperature
isolated thunderstorms
5
hours of sunshine
8
UV index (Very High)
77
% chance of some rain
<20
mm of rainfall expected
M
moderate heat & humidity
9
kph wind from E

Cayenne weather for Wednesday 22nd April 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 4 hours of bright sunshine. There are 10-20 mm of rainfall expected with 83% chance of some rain and a light breeze of 9 kph from the north-east.