Discover French Guiana
Very few tourists make it to this small South American country. It's a shame, because nature in French Guiana is still pure and unspoiled.
Matoury Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Matoury.
–
10-day forecastForecast
Climate overview of Matoury
With consistently stable weather, Matoury, French Guiana, sees little seasonal temperature change. Daytime highs average 30°C (86°F), ranging from 32°C (90°F) in October to 29°C (84°F) in January.
The city has a wet climate, receiving around 2662 mm (105 in) of rainfall per year. Despite the high annual total, it has a distinct rainy season from December to July. May is the wettest month. The sunniest month is October, with 8.5 hours of sunshine per day on average.
Matoury Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Matoury - and find the best time to visit.
Monthly Temperature in Matoury
The climate in Matoury remains fairly constant, offering very warm temperatures throughout the year. On average, daytime temperatures range from a very warm 32°C (90°F) in October to a comfortable 29°C (84°F) in January.
Nighttime temperatures range from 24°C (75°F) in October to 23°C (73°F) in January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Matoury
Matoury is known for its substantial rainfall, with annual precipitation reaching 2662 mm (105 in). The seasons in Matoury bring significant changes in precipitation. The wettest month, May, receives heavy rainfall, with an average of 409 mm (16 in) of precipitation. This rainfall is distributed across 26 rainy days.
In contrast, the driest month, September, experiences much less rainfall, totaling 62 mm (2.4 in) over 4 rainy days. These distinct seasonal differences provide diverse experiences throughout the year. For more details, please visit our Matoury Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Sunshine Hours in Matoury
In Matoury, summer days are longer and more sunny, with daily sunshine hours peaking at 8.5 hours in October. As the darker season arrives, the brightness of the sun becomes less. February sees a soft sun for only 3.1 hours per average day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Data from: Cayenne, French Guiana (4 KM, 2 Miles).
Daily hours of sunshine
Data from: Cayenne, French Guiana (4 KM, 2 Miles).
Water Temperature in Matoury
The mean water temperature over the year ranges from 27°C (81°F) in January to 28°C (82°F) in March.
Water temperature over the year
Data from: Cayenne, French Guiana (4 KM, 2 Miles).
Humidity in Matoury by Month
The relative humidity is high throughout the year in Matoury.
The city experiences its highest humidity in May, reaching 85%. In September, the humidity drops to its lowest level at 71%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Data from: Cayenne, French Guiana (4 KM, 2 Miles).
Wind Speed in Matoury
The average wind speed over the year ranges from 2 m/s (4 knots) to 4 m/s (8 knots). It is lower in June and July and higher in March. What does this mean?
The mean monthly wind speed over the year (meters per second)
Data from: Cayenne, French Guiana (4 KM, 2 Miles).
Best Time to Visit Matoury
The most favourable weather available in Matoury usually occurs in September and October. Conditions are generally most challenging in March, April, May, June, July and December.
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
Jan
mixed
Feb
mixed
Mar
wet
Apr
very wet
May
very wet
Jun
very wet
Jul
very wet
Aug
mixed
Sep
good
Oct
good
Nov
mixed
Dec
very wet
- Best overall: September and October
- Warmest weather: August, September, October and November
- Most sunshine: September and October
- Fewest rainy days: September and October
- Best for swimming: Any time of year. The sea stays pleasantly warm year-round.
- Wettest months: April, May, June and July, when rainfall is highest.
- Seasonal pattern: A distinct rainy season from December to July
Frequently asked questions about the climate in Matoury
What is the best time to visit Matoury?
September and October typically offer the most optimal weather in Matoury. In contrast, March, April, May, June, July and December tend to have less optimal conditions. Matoury has a distinct rainy season from December to July.
What temperatures can I expect in Matoury?
Daytime highs range from 29°C (84°F) in January to 32°C (90°F) in October. Nighttime lows range from 23°C (73°F) to 24°C (75°F). Temperatures stay relatively stable year-round.
How much rain does Matoury get?
Annual rainfall is around 2662 mm (105 in). May is the wettest month with 409 mm (16 in), while September is the driest with 62 mm (2.4 in).
How sunny is Matoury?
Matoury receives around 2,024 hours of sunshine per year. October is the sunniest month with 256 hours, while February is the cloudiest with just 93 hours. Overall, Matoury enjoys abundant sunshine.
Matoury 3-Day Forecast
Matoury on the map
Matoury is highlighted - select any city to see its climate.
Popular in October
Where to go in October - average daytime high across popular destinations.
Bucket list
Need travel inspiration? Check out our bucket list articles and be inspired.
Discover French Guiana
Visit the Rainbow Mountains
The Rainbow Mountain (Vinicunca) is acolored rainbow mountain that will steal your heart forever and the view from the top will take your breath away.
The 10 most alternative cities in South America
Discover South America's top 10 alternative cities! From Valparaíso's vibrant streets to La Paz's high-altitude charm and Medellín's innovative spirit.
The 5 most tranquil retreats in the Amazon Rainforest, Brazil
Discover top sustainable lodges in the Amazon. Enjoy unique wildlife, eco-friendly stays, and immersive experiences at Anavilhanas, Cristalino, and more.