Cayenne Climate

   
 
 

The Climate Guide for Cayenne, French Guiana is perfect for planning your holiday. Monthly weather averages give the best indication of what the weather is usually like for every month of the year including figures for temperature, rainfall and sunshine.

J F M A M J J A S O N D
Max Daytime Temperature (°C) 29°C (84°F) Max Daytime Temperature in January in Cayenne 29°C (84°F) Max Daytime Temperature in February in Cayenne 29°C (84°F) Max Daytime Temperature in March in Cayenne 30°C (86°F) Max Daytime Temperature in April in Cayenne 29°C (84°F) Max Daytime Temperature in May in Cayenne 30°C (86°F) Max Daytime Temperature in June in Cayenne 31°C (88°F) Max Daytime Temperature in July in Cayenne 32°C (90°F) Max Daytime Temperature in August in Cayenne 32°C (90°F) Max Daytime Temperature in September in Cayenne 32°C (90°F) Max Daytime Temperature in October in Cayenne 31°C (88°F) Max Daytime Temperature in November in Cayenne 30°C (86°F) Max Daytime Temperature in December in Cayenne
Min Night-time Temperature (°C) 23°C (73°F) Min Night-time Temperature in January in Cayenne 23°C (73°F) Min Night-time Temperature in February in Cayenne 23°C (73°F) Min Night-time Temperature in March in Cayenne 24°C (75°F) Min Night-time Temperature in April in Cayenne 23°C (73°F) Min Night-time Temperature in May in Cayenne 23°C (73°F) Min Night-time Temperature in June in Cayenne 23°C (73°F) Min Night-time Temperature in July in Cayenne 22°C (72°F) Min Night-time Temperature in August in Cayenne 23°C (73°F) Min Night-time Temperature in September in Cayenne 23°C (73°F) Min Night-time Temperature in October in Cayenne 23°C (73°F) Min Night-time Temperature in November in Cayenne 23°C (73°F) Min Night-time Temperature in December in Cayenne
Hours of Sunshine (Daily) 4 Hours of Bright Sunshine per day (34% of Daylight Hours) in January in Cayenne 4 Hours of Bright Sunshine per day (37% of Daylight Hours) in February in Cayenne 5 Hours of Bright Sunshine per day (37% of Daylight Hours) in March in Cayenne 5 Hours of Bright Sunshine per day (41% of Daylight Hours) in April in Cayenne 4 Hours of Bright Sunshine per day (36% of Daylight Hours) in May in Cayenne 5 Hours of Bright Sunshine per day (43% of Daylight Hours) in June in Cayenne 7 Hours of Bright Sunshine per day (56% of Daylight Hours) in July in Cayenne 8 Hours of Bright Sunshine per day (64% of Daylight Hours) in August in Cayenne 8 Hours of Bright Sunshine per day (68% of Daylight Hours) in September in Cayenne 8 Hours of Bright Sunshine per day (70% of Daylight Hours) in October in Cayenne 7 Hours of Bright Sunshine per day (62% of Daylight Hours) in November in Cayenne 5 Hours of Bright Sunshine per day (45% of Daylight Hours) in December in Cayenne
Hours of Daylight (Daily) 12 Hours of Daylight in January in Cayenne 12 Hours of Daylight in February in Cayenne 12 Hours of Daylight in March in Cayenne 12 Hours of Daylight in April in Cayenne 12 Hours of Daylight in May in Cayenne 12 Hours of Daylight in June in Cayenne 12 Hours of Daylight in July in Cayenne 12 Hours of Daylight in August in Cayenne 12 Hours of Daylight in September in Cayenne 12 Hours of Daylight in October in Cayenne 12 Hours of Daylight in November in Cayenne 12 Hours of Daylight in December in Cayenne
Heat and Humidity Discomfort High heat & humidity in January in Cayenne High heat & humidity in February in Cayenne High heat & humidity in March in Cayenne High heat & humidity in April in Cayenne High heat & humidity in May in Cayenne Very high heat & humidity in June in Cayenne Very high heat & humidity in July in Cayenne Very high heat & humidity in August in Cayenne Very high heat & humidity in September in Cayenne Very high heat & humidity in October in Cayenne Very high heat & humidity in November in Cayenne High heat & humidity in December in Cayenne
Days with some Rainfall 20 Days with some Rainfall in January in Cayenne 16 Days with some Rainfall in February in Cayenne 22 Days with some Rainfall in March in Cayenne 21 Days with some Rainfall in April in Cayenne 26 Days with some Rainfall in May in Cayenne 23 Days with some Rainfall in June in Cayenne 18 Days with some Rainfall in July in Cayenne 9 Days with some Rainfall in August in Cayenne 4 Days with some Rainfall in September in Cayenne 4 Days with some Rainfall in October in Cayenne 11 Days with some Rainfall in November in Cayenne 18 Days with some Rainfall in December in Cayenne
Monthly Rainfall (mm) 367 mm (14.4 inches) Monthly Rainfall in January in Cayenne 306 mm (12.0 inches) Monthly Rainfall in February in Cayenne 374 mm (14.7 inches) Monthly Rainfall in March in Cayenne 439 mm (17.3 inches) Monthly Rainfall in April in Cayenne 544 mm (21.4 inches) Monthly Rainfall in May in Cayenne 412 mm (16.2 inches) Monthly Rainfall in June in Cayenne 200 mm (7.9 inches) Monthly Rainfall in July in Cayenne 96 mm (3.8 inches) Monthly Rainfall in August in Cayenne 40 mm (1.6 inches) Monthly Rainfall in September in Cayenne 46 mm (1.8 inches) Monthly Rainfall in October in Cayenne 124 mm (4.9 inches) Monthly Rainfall in November in Cayenne 294 mm (11.6 inches) Monthly Rainfall in December in Cayenne
UV Index (Maximum) UV (Maximum) Index 11+ (Extreme) in January in Cayenne UV (Maximum) Index 11+ (Extreme) in February in Cayenne UV (Maximum) Index 11+ (Extreme) in March in Cayenne UV (Maximum) Index 11+ (Extreme) in April in Cayenne UV (Maximum) Index 11+ (Extreme) in May in Cayenne UV (Maximum) Index 11+ (Extreme) in June in Cayenne UV (Maximum) Index 11 (Extreme) in July in Cayenne UV (Maximum) Index 11+ (Extreme) in August in Cayenne UV (Maximum) Index 11+ (Extreme) in September in Cayenne UV (Maximum) Index 11+ (Extreme) in October in Cayenne UV (Maximum) Index 11+ (Extreme) in November in Cayenne UV (Maximum) Index 11 (Extreme) in December in Cayenne
Sea Temperature (°C) 27°C (81°F) Sea Temperature in January in Cayenne 27°C (81°F) Sea Temperature in February in Cayenne 27°C (81°F) Sea Temperature in March in Cayenne 27°C (81°F) Sea Temperature in April in Cayenne 28°C (82°F) Sea Temperature in May in Cayenne 28°C (82°F) Sea Temperature in June in Cayenne 28°C (82°F) Sea Temperature in July in Cayenne 28°C (82°F) Sea Temperature in August in Cayenne 28°C (82°F) Sea Temperature in September in Cayenne 28°C (82°F) Sea Temperature in October in Cayenne 28°C (82°F) Sea Temperature in November in Cayenne 27°C (81°F) Sea Temperature in December in Cayenne
J F M A M J J A S O N D
Metric (°C)  |  Imperial (°F) 

Cayenne Climate Zone

Cayenne has a hot tropical climate with no dry season.

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Select a destination from the French Guiana Map to view the climate guide. Alternatively, select from the list of destinations below the map. Can't find the French Guiana weather destination you are after? Try the Destination Search.

Cayenne weather by month

Check the weather for a particular month in Cayenne by selecting a month from the list below. Alternatively check which month usually has the Best Weather in Cayenne. If you are not sure where to go, why not try our Holiday Planner.

   
 
 

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