French Guiana weather in July

Many people wonder what kind of weather they can expect in July in French Guiana. Is this month a good time to go to French Guiana? To answer that question we created this page with all the information you need.

What is the weather like in French Guiana in July?

The weather conditions in French Guiana in July vary from poor to tolerable depending on the destination.

During July in French Guiana, the average maximum temperature varies from high in Kourou with 28°C (82°F) to very high in Matoury with 30°C (87°F).

Precipitation in July varies from heavy in Kourou with an average of 189mm (7.4 inches) of rainfall to heavy in Saint Georges with 202mm (7.9 inches). It is also generally a sunny time of year with an average of 197 hours of sunshine in Kourou during the entire month.

We invite you to have a look at the map below to discover more about the various weather conditions around French Guiana.

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.

Legend perfect weather pleasant tolerable unpleasant poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20-29ºC / 68-84ºF and not too much precipitation (less than 90mm / 3.5inches 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 high temperatures with maximum daytime temperatures around 28°C (82°F), minimum nighttime temperatures around 25°C (76°F) and heavy monthly rainfall. So on average the conditions are tolerable that month.

Kourou
Max temperature Max temp
Min temperature Min temp
Monthly sun hours Sun hours
Monthly rainfall Rainfall
Monthly rainy days Rainy days
Weather conditions Weather
<<   June June
<<  
27°C / 81°F 
25°C / 76°F 
149 hours 
373mm / 15" 
23 days 
poor 
28°C / 82°F 
25°C / 76°F 
197 hours 
189mm / 7.4" 
18 days 
August   >> August
>>  
28°C / 83°F 
25°C / 77°F 
230 hours 
86mm / 3.4" 
10 days 
Climate in Kourou

Average weather in Matoury

In July Matoury generally has very high temperatures with maximum daytime temperatures around 30°C (87°F), minimum nighttime temperatures around 22°C (72°F) and heavy monthly rainfall. So on average the conditions are unpleasant that month.

Matoury
Max temperature Max temp
Min temperature Min temp
Monthly sun hours Sun hours
Monthly rainfall Rainfall
Monthly rainy days Rainy days
Weather conditions Weather
<<   June June
<<  
30°C / 86°F 
23°C / 73°F 
155 hours 
338mm / 13" 
24 days 
poor 
30°C / 87°F 
22°C / 72°F 
202 hours 
197mm / 7.8" 
21 days 
August   >> August
>>  
31°C / 88°F 
22°C / 72°F 
235 hours 
121mm / 4.8" 
12 days 
Climate in Matoury

Average weather in Cayenne

In July Cayenne generally has very high temperatures with maximum daytime temperatures around 30°C (87°F), minimum nighttime temperatures around 22°C (72°F) and heavy monthly rainfall. So on average the conditions are unpleasant that month.

Cayenne
Max temperature Max temp
Min temperature Min temp
Monthly sun hours Sun hours
Monthly rainfall Rainfall
Monthly rainy days Rainy days
Weather conditions Weather
<<   June June
<<  
30°C / 86°F 
23°C / 73°F 
155 hours 
343mm / 14" 
24 days 
poor 
30°C / 87°F 
22°C / 72°F 
202 hours 
198mm / 7.8" 
21 days 
August   >> August
>>  
31°C / 88°F 
22°C / 72°F 
235 hours 
122mm / 4.8" 
11 days 
Climate in Cayenne

Average weather in Maripasoula

In July Maripasoula generally has very high temperatures with maximum daytime temperatures around 30°C (86°F), minimum nighttime temperatures around 21°C (71°F) and heavy monthly rainfall. So on average the conditions are unpleasant that month.

Maripasoula
Max temperature Max temp
Min temperature Min temp
Monthly sun hours Sun hours
Monthly rainfall Rainfall
Monthly rainy days Rainy days
Weather conditions Weather
<<   June June
<<  
30°C / 86°F 
22°C / 71°F 
166 hours 
270mm / 11" 
23 days 
poor 
30°C / 86°F 
21°C / 71°F 
206 hours 
192mm / 7.6" 
20 days 
August   >> August
>>  
31°C / 88°F 
22°C / 71°F 
235 hours 
133mm / 5.2" 
12 days 
Climate in Maripasoula

Average weather in Saint Georges

In July Saint Georges generally has high temperatures with maximum daytime temperatures around 30°C (86°F), minimum nighttime temperatures around 22°C (71°F) and heavy monthly rainfall. So on average the conditions are poor that month.

Saint Georges
Max temperature Max temp
Min temperature Min temp
Monthly sun hours Sun hours
Monthly rainfall Rainfall
Monthly rainy days Rainy days
Weather conditions Weather
<<   June June
<<  
30°C / 85°F 
22°C / 72°F 
146 hours 
318mm / 13" 
24 days 
poor 
30°C / 86°F 
22°C / 71°F 
206 hours 
202mm / 7.9" 
22 days 
poor 
August   >> August
>>  
31°C / 87°F 
22°C / 72°F 
235 hours 
118mm / 4.6" 
12 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 go to French Guiana?

In our opinion July is a good time to visit French Guiana with commonly tolerable weather in Kourou.

On average the best time to visit French Guiana is in August, September and October with generally perfect weather in Kourou. The worst months are January, March, April, May, June and December that can 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 almost all countries 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 suggests which destination suits your ideal climate conditions. Find out where to go with our weather planner.