Cayenne in September
7.8out of 10
Yes, a good time to go
Hot: daytime highs around 30°C. Some rain: about 7 rainy days.
30°CAvg high
25°CAvg low
7Rainy days (23 mm)
12:02 hDaylight
06:23Sunrise · 18:24 Sunset
Why this score
- Hot: daytime highs around 30°C
- Some rain: about 7 rainy days
What to wear and pack
- Light, breathable clothing
- Shorts or a light skirt
- Sunscreen, sunglasses and a hat
How reliable is the forecast?
Rain in September varies a lot between years (±3.8 rainy days), so check the forecast closer to your trip. Averages cover 30 years (1991–2020). Individual days can differ a lot.
Year at a glance
Weather by month
| Month | Avg high | Avg low | Rainfall | Rainy days | Humidity | Sunshine | Score |
|---|---|---|---|---|---|---|---|
| January | 27°C | 24°C | 244 mm | 26 | – | – | 6.1 |
| February | 27°C | 25°C | 206 mm | 22 | – | – | 6.1 |
| March | 28°C | 25°C | 173 mm | 24 | – | – | 6.1 |
| April | 28°C | 25°C | 257 mm | 25 | – | – | 6.1 |
| May | 28°C | 25°C | 410 mm | 29 | – | – | 6.1 |
| June | 28°C | 24°C | 344 mm | 28 | – | – | 6.1 |
| July | 29°C | 24°C | 186 mm | 25 | – | – | 6.1 |
| August | 30°C | 25°C | 67 mm | 14 | – | – | 7.1 |
| September | 30°C | 25°C | 23 mm | 7 | – | – | 7.8 |
| October | 30°C | 25°C | 39 mm | 10 | – | – | 7.4 |
| November | 29°C | 25°C | 122 mm | 19 | – | – | 6.2 |
| December | 28°C | 25°C | 253 mm | 27 | – | – | 6.1 |
Frequently asked questions
How hot is Cayenne in September?
Daytime highs average 30°C and nights about 25°C.
When is the best time to visit Cayenne?
The best months are September, October.