French Guiana weather in July

Are you planning a trip to French Guiana in July and wondering what kind of weather to expect? This page has all the details you need.

What is the weather like in French Guiana in July?

July in French Guiana generally has very warm temperatures, with precipitation levels ranging from high to heavy.

You can expect very warm maximum daytime temperatures of around 30°C and nighttime temperatures around 24°C in Kourou. These night and day temperatures are average and some days may be even warmer. So be prepared and dress for the heat.

In July, precipitation varies across different areas. From high rainfall in Maripasoula with an average of 116 mm to heavy rainfall in Cayenne with 245 mm. The city Kourou usually sees around 197 hours of sunlight, indicating many sunny days.

For specific regional insights in French Guiana for July, refer to the map provided below. For an in-depth overview of the yearly weather conditions, do visit our French Guiana climate page.

Where to go in French Guiana in July

Find the average weather conditions in July for the most popular destinations in French Guiana on the map below. Click on a destination dot for more detailed information.

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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).

Popular destinations in French Guiana

What is the weather like in July for the 5 most popular destinations in French Guiana?

Average weather in Kourou

In July Kourou generally has very high temperatures with maximum daytime temperatures around 30°C, minimum nighttime temperatures around 24°C and heavy monthly rainfall. So on average the conditions are poor that month.

Kourou
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   June June
<<  
29°C 
24°C 
149 hours 
374 mm 
23 days 
poor 
30°C 
24°C 
197 hours 
228 mm 
18 days 
poor 
August   >> August
>>  
31°C 
24°C 
230 hours 
110 mm 
10 days 
Climate in Kourou

Average weather in Matoury

In July Matoury generally has very high temperatures with maximum daytime temperatures around 31°C, minimum nighttime temperatures around 23°C and heavy monthly rainfall. So on average the conditions are poor that month.

Matoury
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   June June
<<  
30°C 
24°C 
155 hours 
368 mm 
23 days 
poor 
31°C 
23°C 
202 hours 
239 mm 
18 days 
poor 
August   >> August
>>  
32°C 
24°C 
235 hours 
123 mm 
9 days 
Climate in Matoury

Average weather in Cayenne

In July Cayenne generally has very high temperatures with maximum daytime temperatures around 31°C, minimum nighttime temperatures around 23°C and heavy monthly rainfall. So on average the conditions are poor that month.

Cayenne
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   June June
<<  
30°C 
23°C 
155 hours 
365 mm 
23 days 
poor 
31°C 
23°C 
202 hours 
245 mm 
18 days 
poor 
August   >> August
>>  
32°C 
23°C 
235 hours 
130 mm 
9 days 
Climate in Cayenne

Average weather in Maripasoula

In July Maripasoula generally has very high temperatures with maximum daytime temperatures around 31°C, minimum nighttime temperatures around 22°C and high monthly rainfall. So on average the conditions are tolerable that month.

Maripasoula
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   June June
<<  
31°C 
22°C 
166 hours 
207 mm 
23 days 
poor 
31°C 
22°C 
206 hours 
116 mm 
20 days 
August   >> August
>>  
33°C 
22°C 
235 hours 
63 mm 
12 days 
Climate in Maripasoula

Average weather in Saint Georges

In July Saint Georges generally has very high temperatures with maximum daytime temperatures around 31°C, minimum nighttime temperatures around 23°C and heavy monthly rainfall. So on average the conditions are unpleasant that month.

Saint Georges
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   June June
<<  
31°C 
23°C 
146 hours 
294 mm 
23 days 
poor 
31°C 
23°C 
206 hours 
196 mm 
19 days 
August   >> August
>>  
32°C 
23°C 
235 hours 
102 mm 
10 days 
Climate in Saint Georges

Is your destination not in the list? Have a look at other destinations in French Guiana.

Is July the best time to visit French Guiana?

Given the typically poor weather conditions in Kourou, July may not be the ideal time to visit French Guiana.

On average, the best time to visit French Guiana is in September and October with generally pleasant weather in Kourou. On the other hand, the months of April, May, June, July and December tend to have poor weather conditions.

Interested in more climate information?

We have much more information about the climate in French Guiana. Interested in the weather conditions in a specific month? Select the month below.

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  • Weather and climate has detailed information for every country in the world. Are you going to French Guiana? Get detailed 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.