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Cayenne weather in December (French Guiana)

How is the weather in Cayenne in December? Wondering if it's an optimal time for a visit? This page provides detailed information on the weather conditions for that month.

In December, Cayenne generally has high temperatures and heavy rainfall. Anticipate daytime temperatures around 30°C, while night temperatures can drop to 24°C.

While these temperatures are typical, some days might be even hotter. Always be prepared for the unexpected spikes in warmth. Dressing in lightweight and breathable outfits will help you stay cool. Don't forget to stay hydrated and wear sun protection to handle the heat better.

Cayenne in December falls under the rainy season with heavy rainfall, averaging around 268 mm for the month. When we look at the climate data from the last 30 years, we can expect around 18 days of rain.

The city usually sees around 140 hours of sunlight, indicating a moderately sunny period.

If you're looking for dry conditions and comfortable temperatures, December may not be the ideal month to visit Cayenne. September and October typically offer the most agreeable circumstances. On the other hand, April, May, June, July and December tend to be characterized by conditions that may not be as optimal.

For an in-depth look at the yearly conditions, visit our specialized Cayenne climate page with graphs.

 

Cayenne, monthly averages in December

Min TemperatureMin Temperature 24°C  
Max TemperatureMax Temperature 30°C  
Chance of RainChance of Rain 60%  
PrecipitationPrecipitation 268 mm  
Rainy daysRainy days 18 days  
SunshineSunshine 140 hours  
Percentage SunshinePercentage Sunshine  

Where to go in French Guiana in December

Find out more about the weather in French Guiana in December and which places have the best weather conditions in this month.

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).

So, what should you wear in Cayenne in December?

It's going to be warm! Consider airy clothing, t-shirts, and other summer clothes. Shorts for men made of cotton or linen are good options for staying cool. However, there's a good chance of rain, so bring a raincoat just in case.

What To Do

We rated the following activities from 1 (least suitable) to 10 (best) to do in December.

Swimming
7/10
Cycling
7/10
Walking
7/10
Camping
6/10
Outdoor sports
7/10

Interested in more climate information?

Weather and Climate provides you with all the information you need about the climate in Cayenne.

Our site offers climate and forecast data for every country in the world. Are you going to French Guiana? On this website you can find 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.