Cayenne weather

Usually in March
- 29
- 23
- 5
Weather by month
Now Today
- 29
- 3
5-day forecast

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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.

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

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]

Change the criteria to reflect your weather preferences.

2.5
Jan
2.5
Feb
2.5
Mar
2.5
Apr
2.5
May
2.5
Jun
3
Jul
3
Aug
3
Sep
3
Oct
3
Nov
2.5
Dec

Change criteria

Max Day Temperature (°C)

29
Jan
29
Feb
29
Mar
30
Apr
29
May
30
Jun
31
Jul
32
Aug
32
Sep
32
Oct
31
Nov
30
Dec

Hours of Sunshine (daily)

4
Jan
4
Feb
5
Mar
5
Apr
4
May
5
Jun
7
Jul
8
Aug
8
Sep
8
Oct
7
Nov
5
Dec

Best time to go for the weather

Destination

Daytime temperature

Sunshine hours

Sea temperature

Monthly rainfall

Days with some rain

Heat & humidity

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

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