Cayenne weather in July (French Guiana)

How is the weather in Cayenne in July? Check out this comprehensive weather guide.

In July, Cayenne generally has very high temperatures and heavy rainfall. Anticipate daytime temperatures around 31°C, while night temperatures can drop to 23°C. Bear in mind, these are average temperatures, and it can get even warmer on particular days. Make sure to choose clothing that accommodates the warmth.

Cayenne in July falls under the rainy season with heavy rainfall, averaging around 245 mm for the month. Delving into the climate records from the past 30 years, one can predict that nearly 18 days of the month will see rainfall.

The city usually sees around 202 hours of sunlight, indicating many sunny days.

If you prefer dry days with pleasant temperatures, July may not be the ideal month to visit Cayenne. September and October typically offer the most optimal weather. In contrast, April, May, June, July and December tend to have less optimal conditions.

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

 

Cayenne, monthly averages in July

Min TemperatureMin Temperature 23°C  
Max TemperatureMax Temperature 31°C  
Water TemperatureWater Temperature 28°C  
Chance of RainChance of Rain 61%  
PrecipitationPrecipitation 245 mm  
Rainy daysRainy days 18 days  
HumidityHumidity 78%  
WindspeedWindspeed 7 km/h  
SunshineSunshine 202 hours  
Percentage SunshinePercentage Sunshine  

Where to go in French Guiana in July

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

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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 July?

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 July.

Swimming
8/10
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.