Cayenne weather in May 2024

Expect 29°C daytime maximum temperatures in the shade with on average 4 hours of sunshine per day in Cayenne in May. Check more long-term weather averages for Cayenne in May before you book your next holiday to French Guiana in 2024/2025.

  • 29°C maximum daytime temperature in May in Cayenne29
    29°C max day temperature
  • 4 hours of sunshine per day
  • 26 days with some rainfall in May in Cayenne26
    26 days with some rainfall
  • 23°C minimum night-time temperature in May in Cayenne23
    23°C min night temperature
  • 12 hours of daylight per day in May in Cayenne12
    12 hours of daylight per day
  • High heat & humidity in May in CayenneH
    High heat & humidity
  • 544 mm monthly rainfall in May in Cayenne544
    544 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in May in Cayenne11
    11+ (Extreme) UV index
  • 27°C sea temperature in May in Cayenne27
    27°C sea temperature

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The May weather guide for French Guiana, represented by Cayenne, (Cayenne) shows long term 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.

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

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How hot is it in Cayenne in May?

Daytime temperatures usually reach 29°C in Cayenne in May with high heat and humidity, falling to 23°C at night.

How sunny is it in Cayenne in May?

There are normally 4 hours of bright sunshine each day in Cayenne in May - that's 36% of daylight hours.

How warm is the sea around Cayenne in May?

The average sea temperature around Cayenne in May is 27°C.

Does it rain in Cayenne in May?

There are usually 26 days with some rain in Cayenne in May and the average monthly rainfall is 544mm.

Cayenne May sunrise & sunset times

Browse the sunrise and sunset times for Cayenne in May 2024. Select a month to view Cayenne sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Wednesday, 1st May 2024 06:17 18:35
Thursday, 16th May 2024 06:15 18:36
Friday, 31st May 2024 06:15 18:39

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