French Guiana weather in March

Many people wonder what kind of weather they can expect in March 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 March?

The weather conditions in French Guiana in March are generally poor.

You can expect very warm maximum average daytime temperatures of around 30°C (86°F) and nighttime temperatures around 24°C (74°F) in Kourou. These night and day temperatures are average and some days may be even warmer. So be prepared and dress for the heat.

Precipitation in March ranges from heavy in Maripasoula with an average of 261mm (10inch) rainfall to heavy in Saint Georges with 370mm (15inch). It is also generally a moderately sunny period with an average of 119 hours of sunshine in Kourou during the entire month.

We invite you to have a look at the map below to find out more about the different weather conditions per location in French Guiana.

Where to go in French Guiana in March

Find the average weather conditions in March 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 / 3.5inch a month).

Popular destinations in French Guiana

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

Average weather in Kourou

In March Kourou generally has very high temperatures with maximum daytime temperatures around 30°C (86°F), minimum nighttime temperatures around 24°C (74°F) and heavy monthly rainfall. So on average the conditions are poor 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
29°C / 84°F 
23°C / 74°F 
89 hours 
310mm / 12inch 
20 days 
poor 
30°C / 86°F 
24°C / 74°F 
119 hours 
335mm / 13inch 
21 days 
poor 
April   >> April
>>  
30°C / 86°F 
24°C / 75°F 
119 hours 
449mm / 18inch 
22 days 
poor 
Climate in Kourou

Average weather in Matoury

In March Matoury generally has high temperatures with maximum daytime temperatures around 30°C (86°F), minimum nighttime temperatures around 24°C (74°F) and heavy monthly rainfall. So on average the conditions are poor 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
29°C / 85°F 
24°C / 75°F 
93 hours 
328mm / 13inch 
20 days 
poor 
30°C / 86°F 
24°C / 74°F 
119 hours 
317mm / 12inch 
20 days 
poor 
April   >> April
>>  
30°C / 86°F 
24°C / 75°F 
122 hours 
448mm / 18inch 
21 days 
poor 
Climate in Matoury

Average weather in Cayenne

In March Cayenne generally has high temperatures with maximum daytime temperatures around 30°C (86°F), minimum nighttime temperatures around 24°C (74°F) and heavy monthly rainfall. So on average the conditions are poor 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
29°C / 85°F 
24°C / 75°F 
93 hours 
328mm / 13inch 
20 days 
poor 
30°C / 86°F 
24°C / 74°F 
119 hours 
317mm / 12inch 
20 days 
poor 
April   >> April
>>  
30°C / 86°F 
24°C / 75°F 
122 hours 
448mm / 18inch 
21 days 
poor 
Climate in Cayenne

Average weather in Maripasoula

In March Maripasoula generally has very high temperatures with maximum daytime temperatures around 32°C (89°F), minimum nighttime temperatures around 23°C (73°F) and heavy monthly rainfall. So on average the conditions are poor 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
31°C / 88°F 
23°C / 73°F 
140 hours 
204mm / 8inch 
18 days 
poor 
32°C / 89°F 
23°C / 73°F 
150 hours 
261mm / 10inch 
18 days 
poor 
April   >> April
>>  
32°C / 89°F 
23°C / 73°F 
156 hours 
301mm / 12inch 
21 days 
poor 
Climate in Maripasoula

Average weather in Saint Georges

In March Saint Georges generally has very high temperatures with maximum daytime temperatures around 30°C (87°F), minimum nighttime temperatures around 23°C (73°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
30°C / 86°F 
23°C / 73°F 
99 hours 
388mm / 15inch 
21 days 
poor 
30°C / 87°F 
23°C / 73°F 
111 hours 
370mm / 15inch 
21 days 
poor 
April   >> April
>>  
31°C / 87°F 
23°C / 73°F 
118 hours 
481mm / 19inch 
22 days 
poor 
Climate in Saint Georges

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

Is March the best time to go to French Guiana?

In our opinion March is not the best time to visit French Guiana with commonly poor weather in Kourou.

On average the best time to visit French Guiana is in October and November with generally pleasant weather in Kourou. The worst months are January, February, March, April, May, June, July and August 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.