Cayenne weather

Get the latest coronavirus (COVID-19) updates for French Guiana with current travel advice, statistics and online resources.

  • Top deals & discounts
  • Cayenne climate averages by month
  • More destinations
  • Best time to go to Cayenne
  • Cayenne 5-day weather forecast
  • Cayenne weather today - current conditions (last 24-hours)

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

The weather guide for Cayenne, French Guiana 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.

Recommended for French Guiana

  • Find hotel deals & special offers for popular destinations
  • Filter hotel deals by price, board basis, star rating & more
  • Choose from over 400,000 hotels worldwide

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.

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

Back to top

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)

Compare more Cayenne weather >>

  • Save on holidays in summer 2020 with top deals from TUI
  • Book holidays to the Greece, Cyprus, Turkey & more
  • FREE amends & overseas medical assistance with COVID cover

TUITUI deal finder

Back to top

More French Guiana destinations

More destinations & map >>

Related posts

Popular travel offers

Back to Holiday Weather Top ^

*affiliate links: find out how we are funded and why this helps us remain free to use.