Weather in French Guiana 🇬🇫
Displaying detailed forecast for the capital city, Cayenne.
28.2°C
feels like 33.6°C
Moderate rain
Current Weather at Cayenne at 9:45 AM today
| 💧 Humidity: | 84% |
| 🌬️ Wind: | 3.6 kph (69°) |
| 🌡️ Pressure: | 1012.0 mb |
| 👁️ Visibility: | 10.0 km |
| 🌧️ Precipitation: | 0.4 mm |
| ☁️ Cloud Cover: | 50% |
| ☀️ UV Index: | 3.0 |
| 🌅 Sunrise: | 06:28 AM |
| 🌇 Sunset: | 06:38 PM |
7-Day Weather Forecast for Cayenne
- Max Temp
- Avg. Temp
- Min Temp
- Avg. Humidity
- Max Wind
- Total Precip
- UV Index
- Sunrise
- Sunset
- Moon Phase
Thu, Apr 02
Moderate rain
26.9°C
24.8°C
23.1°C
90%
7.9 kph
13.3 mm
3.0
06:28 AM
06:38 PM
Full Moon
Fri, Apr 03
Moderate rain
26.7°C
24.6°C
23.3°C
92%
9.4 kph
7.9 mm
2.0
06:27 AM
06:38 PM
Waning Gibbous
Sat, Apr 04
Moderate rain
27.6°C
25.1°C
23.2°C
89%
13.0 kph
5.9 mm
3.0
06:27 AM
06:38 PM
Waning Gibbous
Sun, Apr 05
Moderate rain
27.4°C
25.1°C
23.3°C
89%
14.0 kph
6.7 mm
3.0
06:27 AM
06:37 PM
Waning Gibbous
Mon, Apr 06
Moderate rain
27.2°C
25.0°C
23.5°C
91%
14.8 kph
8.4 mm
1.0
06:26 AM
06:37 PM
Waning Gibbous
Tue, Apr 07
Moderate rain
26.6°C
24.8°C
23.4°C
94%
14.4 kph
7.1 mm
5.0
06:26 AM
06:37 PM
Waning Gibbous
Wed, Apr 08
Moderate rain
26.6°C
24.8°C
23.4°C
94%
15.5 kph
10.7 mm
5.0
06:25 AM
06:37 PM
Waning Gibbous
Hour-by-hour Forecast for Cayenne
Thursday, April 02, 2026
28.0°C
26.0°C
24.0°C
23.0°C
21.0°C
10AM
27.0°
0.9 mm
↑6.0 km/h
11AM
27.0°
1.2 mm
↑6.0 km/h
12PM
27.0°
1.6 mm
↑7.0 km/h
1PM
27.0°
1.5 mm
↑8.0 km/h
2PM
26.0°
0.7 mm
↑8.0 km/h
3PM
26.0°
0.6 mm
↑8.0 km/h
4PM
26.0°
0.5 mm
↑7.0 km/h
5PM
26.0°
0.3 mm
↑7.0 km/h
6PM
25.0°
0.1 mm
↑7.0 km/h
7PM
24.0°
0.2 mm
↑6.0 km/h
8PM
24.0°
1.8 mm
↑6.0 km/h
9PM
24.0°
1.2 mm
↑6.0 km/h
10PM
24.0°
0.9 mm
↑6.0 km/h
11PM
24.0°
0.8 mm
↑6.0 km/h
12AM
24.0°
1.4 mm
↑6.0 km/h
1AM
24.0°
0.9 mm
↑5.0 km/h
2AM
24.0°
0.9 mm
↑5.0 km/h
3AM
23.0°
0.9 mm
↑6.0 km/h
4AM
23.0°
0.4 mm
↑6.0 km/h
5AM
23.0°
0.0 mm
↑6.0 km/h
6AM
23.0°
↑6.0 km/h
7AM
24.0°
↑6.0 km/h
8AM
24.0°
↑6.0 km/h
9AM
25.0°
0.0 mm
↑8.0 km/h
Air Quality Index in Cayenne (AQI)
US EPA Index
Environmental Protection Agency
123456
UK DEFRA Index
Department for Environment, Food & Rural Affairs
1357910