French GuianaCountries French Guiana May
French GuianaCountries French Guiana
French Guiana French Guiana  
Weather in May
Climate ▸Forecast ▸May ▸June ▸
JanuaryFebruaryMarchAprilMayJuneJulyAugustSeptemberOctoberNovemberDecember

Weather in May in French Guiana

Planning a trip to French Guiana this May? Here's what you need to know about the weather:

What is the weather like in French Guiana in May?

May in French Guiana generally has warm temperatures, with heavy precipitation.

Temperatures

You can expect warm maximum daytime temperatures of around 29°C and nighttime temperatures around 25°C in Kourou. To learn more about the conditions in specific areas of French Guiana in May, check out the map below. These night and day temperatures are average and some days may be even warmer. So be prepared and dress for the heat.

For specific regional insights in French Guiana, refer to the map provided below.

Precipitation

In May, precipitation varies across different areas. From heavy rainfall in Maripasoula with an average of 288 mm to heavy rainfall in Cayenne with 412 mm. Looking at the climate data spanning the last 30 years, this month sees the heaviest rainfall of the year in Kourou.

Average sunshine

Kourou enjoys a balanced 119 hours of sunlight. Ensuring it's neither too overcast nor too sunny.

For a more detailed look at French Guiana's conditions throughout the year, check out our French Guiana climate page.

Where to go in French Guiana in May

Find more information for the most popular destinations in the French Guiana on the map below. Click on a destination dot for more details.

Weather conditions Weather
Temperatures
Precipitation
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).

Select a Month of Interest

Check the conditions for any month of the year.

For a detailed overview over the year and the best time to visit French Guiana, check out our French Guiana's climate page.

Popular destinations

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

Kourou

In May Kourou generally has high temperatures with maximum daytime temperatures around 29°C, minimum nighttime temperatures around 25°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
<<   April April
<<  
29°C 
25°C 
119 hours 
263 mm 
20 days 
poor 
May May
29°C 
25°C 
119 hours 
406 mm 
26 days 
poor 
June   >> June
>>  
29°C 
24°C 
149 hours 
374 mm 
23 days 
poor 
Climate in Kourou

Matoury

In May Matoury generally has 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.

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
<<   April April
<<  
30°C 
24°C 
122 hours 
278 mm 
21 days 
poor 
May May
30°C 
24°C 
122 hours 
409 mm 
26 days 
poor 
June   >> June
>>  
30°C 
24°C 
155 hours 
368 mm 
23 days 
poor 
Climate in Matoury

Cayenne

In May Cayenne generally has 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.

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
<<   April April
<<  
30°C 
24°C 
122 hours 
275 mm 
21 days 
poor 
May May
30°C 
24°C 
122 hours 
403 mm 
26 days 
poor 
June   >> June
>>  
30°C 
23°C 
155 hours 
365 mm 
23 days 
poor 
Climate in Cayenne

Maripasoula

In May Maripasoula 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.

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
<<   April April
<<  
31°C 
23°C 
156 hours 
225 mm 
21 days 
poor 
May May
31°C 
23°C 
153 hours 
288 mm 
26 days 
poor 
June   >> June
>>  
31°C 
22°C 
166 hours 
207 mm 
23 days 
poor 
Climate in Maripasoula

Saint Georges

In May Saint Georges generally has very high temperatures with maximum daytime temperatures around 30°C, minimum nighttime temperatures around 23°C and heavy monthly rainfall. So on average the conditions are poor 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
<<   April April
<<  
30°C 
23°C 
118 hours 
278 mm 
23 days 
poor 
May May
30°C 
23°C 
111 hours 
377 mm 
26 days 
poor 
June   >> June
>>  
31°C 
23°C 
146 hours 
294 mm 
23 days 
poor 
Climate in Saint Georges

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

Is May the best time to visit French Guiana?

Given the typically poor weather conditions in Kourou, May 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 weather in April, May, June, July and December tend to be poor.

Interested in more climate information?

We have much more information about the climate in French Guiana.

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 travel conditions. Find out where to go with our weather planner.