Average weather in September in Cayenne, French Guiana
The average minimum temperature (usually the minimum temperature is noted during the night) in Cayenne in September is 22.0°C (71.6°F).
The amount of rain in September is high with an average of 145mm (5.7in).
It rains on average a total of 7 days.
The average maximum daytime temperature lies around 32.0°C (89.6°F).
If you enjoy looking at a blue sky and love the sun than this is a great time to go to Cayenne with 255 hours of sun.
So what to wear in September? Visitors traveling to Cayenne should plan on bringing a totally waterproof rain jacket since it will often be raining. Also bring your shorts or a skirt because it can be very warm or even hot.
No idea where to travel to this year? We now have a tool which suggests which destination suits your ideal climate conditions. Find out where to go with our weather planner.
For other monthly average weather and what to do in September look at the numbers below.
Monthly Averages in September
Show in Fahrenheit
Where to stay in Cayenne
Where to go in French Guiana in SeptemberFind out more about the weather in French Guiana in September and which places have the best weather conditions in this month.
What To Do
We rated the following activities from 1 (least suitable) to 10 (best) to do in September.
Weather Forecasts for Cayenne
Patchy rain possible
Interested in more climate information?
Weather and Climate provides you with all the information you need about the climate in Cayenne.
Our site offers climate and forecast data for almost all countries in the world. Are you going to French Guiana? On this website you can find historical weather averages for many cities in French Guiana. Not sure yet where to go? We now have a tool which suggests which destination suits your ideal climate conditions. Find out where to go with our weather planner.