Cayenne weather

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Recommended for French Guiana

The weather guide for French Guiana, represented by Cayenne, (Cayenne) shows long term weather averages processed from data supplied by CRU (University of East Anglia) & today's weather forecast provided by meteoblue. Find out more about our data sources.

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When is the best time to go to Cayenne?

The best time to go to Cayenne is July and November based on the following average weather conditions.

Maximum daytime temperature = 22 - 30°C [remove]
Daily hours of sunshine = 10 hours or more [remove]

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Max Day Temperature (°C)

  • 29°C maximum daytime temperature in January in Cayenne29
    Jan
  • 29°C maximum daytime temperature in February in Cayenne29
    Feb
  • 29°C maximum daytime temperature in March in Cayenne29
    Mar
  • 30°C maximum daytime temperature in April in Cayenne30
    Apr
  • 29°C maximum daytime temperature in May in Cayenne29
    May
  • 30°C maximum daytime temperature in June in Cayenne30
    Jun
  • 31°C maximum daytime temperature in July in Cayenne31
    Jul
  • 32°C maximum daytime temperature in August in Cayenne32
    Aug
  • 32°C maximum daytime temperature in September in Cayenne32
    Sep
  • 32°C maximum daytime temperature in October in Cayenne32
    Oct
  • 31°C maximum daytime temperature in November in Cayenne31
    Nov
  • 30°C maximum daytime temperature in December in Cayenne30
    Dec

Hours of Sunshine (daily)

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Best time to go for the weather

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

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Which is the hottest month in Cayenne?

The hottest time of year in Cayenne is normally October. Expect maximum daytime temperatures to reach 32°C with very high heat and humidity.

Which month has the most rain in Cayenne?

In terms of rainfall, May is usually the wettest month in Cayenne with 544mm on average. There are normally 26 days in May with some rain.

When is it sunniest in Cayenne?

The sunniest time of year in Cayenne is normally October with bright sunshine on average for 70% of daylight hours; that's 8 hours of sunshine per day.

When is the sea warmest in Cayenne?

The sea is usually at its warmest in Cayenne in August when the water temperature reaches 28°C.

What is the time difference between French Guiana and the UK?

The time difference between French Guiana and the UK is GMT-3 hours.

What is the main language spoken in French Guiana?

The main language spoken in French Guiana is French.

Learn a language for French Guiana with Busuu*, Lingoda* and Mondly*.

What is the currency in French Guiana?

The currency in French Guiana is the Euro (EUR).

Send money to French Guiana with Monito*.

Which plugs are used in French Guiana?

French Guiana uses electrical plug type C + E (230 Volts).

Which side of the road do they drive on in French Guiana?

They drive on the right side of the road in French Guiana.

Compare Cayenne weather with the USA

Below the Cayenne weather chart shows average maximum daytime temperature for Cayenne, French Guiana and the USA (Washington).

Maximum daytime temperature (°C)

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

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

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