ClimateForecastDecemberJanuary >>

Weather in December in French Guiana

Planning a getaway to French Guiana this December and curious about the weather you should prepare for? Discover all the vital details you need on this page, solving your puzzle:

What is the weather like in French Guiana in December?

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

Temperatures

The average maximum daytime temperatures vary from warm in Kourou at 29°C to very warm in Maripasoula at 32°C. Nighttime temperatures generally drop to 23°C in Maripasoula and 24°C in Kourou. The temperatures cited for both day and night represent usual averages, but it's possible some days could be hotter. It's advisable to dress accordingly to handle the heat.

Precipitation

In December, precipitation varies across different areas. From high rainfall in Maripasoula with an average of 120 mm to heavy rainfall in Matoury with 272 mm.

Average sunshine

Most areas experience a moderate amount of sunshine, with approximately 140 hours of sunlight expected in Kourou. This makes it neither too gloomy nor overly bright.

For a closer look at December's conditions in French Guiana, see the map below. For a more detailed look at French Guiana's yearly weather, check out our French Guiana climate page.

Where to go in French Guiana in December

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

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).

Popular destinations

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

Kourou

In December Kourou generally has high temperatures with maximum daytime temperatures around 29°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
30°C 
25°C 
218 hours 
149 mm 
11 days 
29°C 
24°C 
140 hours 
262 mm 
18 days 
poor 
January   >> January
>>  
29°C 
24°C 
94 hours 
248 mm 
20 days 
Climate in Kourou

Matoury

In December 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
31°C 
24°C 
208 hours 
155 mm 
11 days 
30°C 
24°C 
152 hours 
272 mm 
18 days 
poor 
January   >> January
>>  
29°C 
24°C 
105 hours 
259 mm 
20 days 
Climate in Matoury

Cayenne

In December Cayenne 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.

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
32°C 
24°C 
208 hours 
157 mm 
11 days 
30°C 
24°C 
152 hours 
270 mm 
18 days 
poor 
January   >> January
>>  
29°C 
24°C 
105 hours 
257 mm 
20 days 
Climate in Cayenne

Maripasoula

In December Maripasoula generally has very high temperatures with maximum daytime temperatures around 32°C, minimum nighttime temperatures around 23°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
34°C 
23°C 
226 hours 
64 mm 
11 days 
32°C 
23°C 
183 hours 
120 mm 
18 days 
January   >> January
>>  
31°C 
23°C 
148 hours 
155 mm 
21 days 
Climate in Maripasoula

Saint Georges

In December 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 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
33°C 
23°C 
210 hours 
112 mm 
11 days 
31°C 
23°C 
149 hours 
241 mm 
18 days 
poor 
January   >> January
>>  
30°C 
23°C 
109 hours 
280 mm 
22 days 
poor 
Climate in Saint Georges

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

Is December the best time to visit French Guiana?

In our view, December might not be the best time to travel to French Guiana with often poor weather in Kourou.

On average, the best time to visit French Guiana is in September and October with generally pleasant weather in Kourou. The weather in April, May, June, July and December, on the other hand, tends to be poor.

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