Climate French Guiana

French Guiana has a tropical monsoon climate. You have high temperatures and a lot of rainfall throughout the year. The average annual temperature for French Guiana is 29° degrees and there is about 1357 mm of rain in a year. It is dry for 67 days a year with an average humidity of 81% and an UV-index of 7.

View the 14 day weather forecast for French Guiana

Climate French Guiana by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Day temp. (°C) 28 28 28 28 29 29 30 31 32 32 31 29
Night temp. (°C) 24 24 24 25 25 24 24 24 25 25 25 24
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Precipitation (mm) 155 168 123 162 192 138 90 47 22 26 65 170
Days with rain 28 26 27 27 29 28 26 17 12 11 16 25
Dry days 3 2 4 3 2 2 5 14 18 20 14 6
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Sun hours per day 7 6 6 7 8 8 9 9 9 9 9 8
Wind force (Bft) 3 3 3 3 2 2 2 2 2 2 2 3
UV-index 6 6 6 6 6 7 7 7 7 7 7 6

Travel and stay French Guiana

If you are planning on visiting French Guiana, check out these well-known travel agencies. They have been rated as the best by travelers and offer great prices for any budget.

Airline tickets

Looking to book a flight to French Guiana? Hop on one of these airlines.

Best time to visit French Guiana

To go to French Guiana, the best time to visit is July through November. In this period you have a warm temperature and little precipitation. In French Guiana, September is the warmest month with 32°C and the most cold month is 28°C in January.

French Guiana weather by month

What is the average French Guiana weather like in a given month? Let's find out! Click on a month to check all the monthly averages for sunshine, temperature highs and lows, percentage chance of rain per day, snowfall accumulation and number of rainy days.

French Guiana weather experiences

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Popular cities and towns in French Guiana

Cities and towns in French Guiana

Frequently asked questions

Where is French Guiana?

French Guiana lies in a straight line about 12,995 km from Pakistan (Islamabad → Cayenne).

How long is the flight to French Guiana?

The flight time from Jinnah International Airport to French Guiana is approximately 16 h. 10 min.

What are the largest airports in French Guiana?

These are the largest airports in French Guiana:

  • Cayenne-Rochambeau Airport (CAY)

How many inhabitants does French Guiana have?

French Guiana has 281,612 inhabitants.

How big is French Guiana?

The surface area of French Guiana is 83,534 km². It is 10x smaller than Pakistan.

What is the capital of French Guiana?

The capital of French Guiana is Cayenne.

What is the area code of French Guiana?

The area code to call French Guiana is +594.

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