When to go · French Guiana
French Guiana in September
Great month. Dry and sunny; best month overall.
Key facts
- Verdict
- Great
- Crowds
- Low
- French Guiana
- Prices
- Medium
- French Guiana
Verdict
Dry and sunny; best month overall.
Weather in September
- Coast (Cayenne to Saint-Laurent) · Cayenne, Kourou, Sinnamary, Saint-Laurent, Awala-Yalimapobest weather
Hot and humid, 23–32 °C. Dry season mid-August–November; the 'petit été de mars' brings a short drier break in March; heaviest rain April–June.
- Interior rainforest · Saül, Maripasoula, upper Maroni and Oyapockbest weather
Wetter; river levels drop from September, which makes some rapids harder for canoes by November.
- Cayenne32° / 23°, 6 rain days
Festivals and holidays
Dates as our data lists them. Moving holidays (lunar and Islamic calendars, Easter) shift every year: check the date for your year before you build a trip on it.
Dry season (carême)
August to November · Cayenne
The most reliable weather window for walking, the beach and day trips to Kourou.
Crowds and prices
- Crowds · French Guiana
- Low
- Prices · French Guiana
- Medium
What to pack
Nothing unusual for the weather this month.
Where to go in September
Rated best or good this month
Coast (Cayenne to Saint-Laurent)
Best weather of the year (Cayenne, Kourou, Sinnamary, Saint-Laurent, Awala-Yalimapo)
Interior rainforest
Best weather of the year (Saül, Maripasoula, upper Maroni and Oyapock)
Dry season.