Cayenne weather by month

Check out Cayenne weather averages by month. Compare detailed monthly climate statistics including temperature, rainfall and sunshine figures.

Temperature in Cayenne (°C)

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Max temperature (daytime)
29°C maximum daytime temperature in January in Cayenne29
29°C maximum daytime temperature in February in Cayenne29
29°C maximum daytime temperature in March in Cayenne29
30°C maximum daytime temperature in April in Cayenne30
29°C maximum daytime temperature in May in Cayenne29
30°C maximum daytime temperature in June in Cayenne30
31°C maximum daytime temperature in July in Cayenne31
32°C maximum daytime temperature in August in Cayenne32
32°C maximum daytime temperature in September in Cayenne32
32°C maximum daytime temperature in October in Cayenne32
31°C maximum daytime temperature in November in Cayenne31
30°C maximum daytime temperature in December in Cayenne30
Min temperature (night-time)
23°C minimum night-time temperature in January in Cayenne23
23°C minimum night-time temperature in February in Cayenne23
23°C minimum night-time temperature in March in Cayenne23
24°C minimum night-time temperature in April in Cayenne24
23°C minimum night-time temperature in May in Cayenne23
23°C minimum night-time temperature in June in Cayenne23
23°C minimum night-time temperature in July in Cayenne23
22°C minimum night-time temperature in August in Cayenne22
23°C minimum night-time temperature in September in Cayenne23
23°C minimum night-time temperature in October in Cayenne23
23°C minimum night-time temperature in November in Cayenne23
23°C minimum night-time temperature in December in Cayenne23
Heat & Humidity
High heat & humidity in January in CayenneH
High heat & humidity in February in CayenneH
High heat & humidity in March in CayenneH
High heat & humidity in April in CayenneH
High heat & humidity in May in CayenneH
Very high heat & humidity in June in CayenneVH
Very high heat & humidity in July in CayenneVH
Very high heat & humidity in August in CayenneVH
Very high heat & humidity in September in CayenneVH
Very high heat & humidity in October in CayenneVH
Very high heat & humidity in November in CayenneVH
High heat & humidity in December in CayenneH
Sea temperature
27°C sea temperature in January in Cayenne27
27°C sea temperature in February in Cayenne27
27°C sea temperature in March in Cayenne27
27°C sea temperature in April in Cayenne27
27°C sea temperature in May in Cayenne27
28°C sea temperature in June in Cayenne28
28°C sea temperature in July in Cayenne28
28°C sea temperature in August in Cayenne28
28°C sea temperature in September in Cayenne28
28°C sea temperature in October in Cayenne28
28°C sea temperature in November in Cayenne28
27°C sea temperature in December in Cayenne27

Note: 0 = None, L = Low, M = Moderate, H = High, VH = Very high, E = Extreme

Sunshine & Daylight in Cayenne

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Daily hours of sunshine
Daily hours of daylight
12 hours of daylight per day in January in Cayenne12
12 hours of daylight per day in February in Cayenne12
12 hours of daylight per day in March in Cayenne12
12 hours of daylight per day in April in Cayenne12
12 hours of daylight per day in May in Cayenne12
12 hours of daylight per day in June in Cayenne12
12 hours of daylight per day in July in Cayenne12
12 hours of daylight per day in August in Cayenne12
12 hours of daylight per day in September in Cayenne12
12 hours of daylight per day in October in Cayenne12
12 hours of daylight per day in November in Cayenne12
12 hours of daylight per day in December in Cayenne12
UV Index (Maximum)
UV (maximum) index 11+ (Extreme) in January in Cayenne11
UV (maximum) index 11+ (Extreme) in February in Cayenne11
UV (maximum) index 11+ (Extreme) in March in Cayenne11
UV (maximum) index 11+ (Extreme) in April in Cayenne11
UV (maximum) index 11+ (Extreme) in May in Cayenne11
UV (maximum) index 11+ (Extreme) in June in Cayenne11
UV (maximum) index 11 (Extreme) in July in Cayenne11
UV (maximum) index 11+ (Extreme) in August in Cayenne11
UV (maximum) index 11+ (Extreme) in September in Cayenne11
UV (maximum) index 11+ (Extreme) in October in Cayenne11
UV (maximum) index 11+ (Extreme) in November in Cayenne11
UV (maximum) index 11 (Extreme) in December in Cayenne11

Rainfall in Cayenne

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Number of days with some rain
20 days with some rainfall in January in Cayenne20
16 days with some rainfall in February in Cayenne16
22 days with some rainfall in March in Cayenne22
21 days with some rainfall in April in Cayenne21
26 days with some rainfall in May in Cayenne26
23 days with some rainfall in June in Cayenne23
18 days with some rainfall in July in Cayenne18
9 days with some rainfall in August in Cayenne9
4 days with some rainfall in September in Cayenne4
4 days with some rainfall in October in Cayenne4
11 days with some rainfall in November in Cayenne11
18 days with some rainfall in December in Cayenne18
Average monthly rainfall (mm)
367 mm monthly rainfall in January in Cayenne367
306 mm monthly rainfall in February in Cayenne306
374 mm monthly rainfall in March in Cayenne374
439 mm monthly rainfall in April in Cayenne439
544 mm monthly rainfall in May in Cayenne544
412 mm monthly rainfall in June in Cayenne412
200 mm monthly rainfall in July in Cayenne200
96 mm monthly rainfall in August in Cayenne96
40 mm monthly rainfall in September in Cayenne40
46 mm monthly rainfall in October in Cayenne46
124 mm monthly rainfall in November in Cayenne124
294 mm monthly rainfall in December in Cayenne294

More about Cayenne

Cayenne by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

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The climate guide for French Guiana, represented by Cayenne, (Cayenne) shows long term monthly weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

What's the climate like in Cayenne?

Cayenne has a hot tropical climate with a short dry season.

Metric (°C / mm)  |  Imperial (°F / inches)

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Compare Cayenne with the UK

Below the Cayenne chart shows average maximum daytime temperature for Cayenne, French Guiana and the UK (London).

Maximum daytime temperature (°C)

Cayenne, French Guiana
UK (London)
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Metric (°C / mm)  |  Imperial (°F / inches)

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