Cayenne weather in August (French Guiana)

Curious about the August weather in Cayenne? Check out this comprehensive weather guide.

In August, Cayenne generally has very high temperatures and high rainfall. Daytime temperatures hover around 32°C, while nights can cool down to about 23°C. Keep in mind, these temperatures are averages, and some days might be even warmer. Dress suitably to manage the heat.

Cayenne in August usually receives high rainfall, averaging around 130 mm for the month. Typically around 9 days of rainfall is expected.

The city usually sees around 235 hours of sunlight, indicating many sunny days.

If your ideal day consists of dry skies and moderate temperatures September and October generally stand out with the best circumstances. While April, May, June, July and December tend to showcase less optimal conditions.

For an in-depth look at the yearly conditions, visit our specialized Cayenne climate page with graphs.

 

Cayenne, monthly averages in August

Min TemperatureMin Temperature 23°C  
Max TemperatureMax Temperature 32°C  
Water TemperatureWater Temperature 28°C  
Chance of RainChance of Rain 31%  
PrecipitationPrecipitation 130 mm  
Rainy daysRainy days 9 days  
HumidityHumidity 74%  
WindspeedWindspeed 11 km/h  
SunshineSunshine 235 hours  
Percentage SunshinePercentage Sunshine  

Where to go in French Guiana in August

Find out more about the weather in French Guiana in August and which places have the best weather conditions in this month.

Map not visible? Whoops sorry! Please refresh the page.
Legend perfect weather pleasant tolerable unpleasant poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C and 29°C and not too much precipitation (less than 90 mm a month).

So, what should you wear in Cayenne in August?

It's going to be warm! Consider airy clothing, t-shirts, and other summer clothes. Shorts for men made of cotton or linen are good options for staying cool. However, there's a good chance of rain, so bring a raincoat just in case. With a water temperature of around 28°C this is a great month to swim so bring your swimwear.

What To Do

We rated the following activities from 1 (least suitable) to 10 (best) to do in August.

Swimming
9/10
Cycling
7/10
Walking
7/10
Camping
6/10
Outdoor sports
7/10

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 every country 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 recommends destinations that suit your ideal climate conditions. Find out where to go with our weather planner.