Cayenne Weather in September

What's the weather like in Cayenne (Haute-Normandie) in September 2024?

The climate in Cayenne during September can be summarized as mild and reasonably dry.

September is in the fall / autumn in Cayenne and is typically the 4th warmest month of the year. Daytime maximum temperatures average around 19°C (66°F), whilst at night 11°C (51°F) is normal.

Cayenne weather averages (imperial / metric)
Daytime temperature 18.7°C 65.7°F
Nightly temperature 10.7°C 51.3°F
Average temperature 14.7°C 58.5°F
Daily sunshine 6.2 hrs
Avg rainfall 68 mm 2.7 ins
Rainy days 13 days
Sea temperature 17.5°C 63.5°F
Humidity 81%
Windspeed 13.7kph 9 mph

On average September is the 4th wettest month of the year in Cayenne with around 68mm 2.7 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 13 days, although this may vary considerably.

On the flip side this corresponds to an average of 6.2 hours of sunshine per day.

September temperatures in Cayenne

Cayenne average temperature in September

September rainfall

Cayenne average rain in September

September hourly sunshine

Cayenne average rain in September

The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Cayenne in September 2024.

Other monthly averages

Best places to visit in September

UV index Best time to go?

Cayenne weather stats

Cayenne weather statistics
Hottest month: July 21°C 69.8°F
Driest month: April 48mm 1.9ins
Sunniest month: August 7.7hrs
Coldest month: January 5.4°C 41.7°F
Wettest month: November 79mm 3.1ins
Map showing location of Cayenne (49.55858, 1.62803) Cayenne map pin © Google

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