French Guiana weather in July 2024

Expect 31°C daytime maximum temperatures in the shade with on average 7 hours of sunshine per day in French Guiana in July. Check more long-term weather averages for French Guiana in July before you book your next holiday to French Guiana in 2024/2025.

  • 31°C maximum daytime temperature in July in French Guiana (Cayenne)31
    31°C max day temperature
  • 7 hours of sunshine per day
  • 18 days with some rainfall in July in French Guiana (Cayenne)18
    18 days with some rainfall
  • 23°C minimum night-time temperature in July in French Guiana (Cayenne)23
    23°C min night temperature
  • 12 hours of daylight per day in July in French Guiana (Cayenne)12
    12 hours of daylight per day
  • Very high heat & humidity in July in French Guiana (Cayenne)VH
    Very High heat & humidity
  • 200 mm monthly rainfall in July in French Guiana (Cayenne)200
    200 mm of monthly rainfall
  • UV (maximum) index 11 (Extreme) in July in French Guiana (Cayenne)11
    11 (Extreme) UV index
  • 28°C sea temperature in July in French Guiana (Cayenne)28
    28°C sea temperature

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The July 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 French Guiana in July?

Daytime temperatures usually reach 31°C in Cayenne, French Guiana in July with very high heat and humidity, falling to 23°C at night.

How sunny is it in French Guiana in July?

There are normally 7 hours of bright sunshine each day in Cayenne, French Guiana in July - that's 56% of daylight hours.

How warm is the sea around French Guiana in July?

The average sea temperature around Cayenne, French Guiana in July is 28°C.

Does it rain in French Guiana in July?

There are usually 18 days with some rain in Cayenne, French Guiana in July and the average monthly rainfall is 200mm.

French Guiana July sunrise & sunset times

Browse the sunrise and sunset times for French Guiana in July 2024. Select a month to view French Guiana sunrise and sunset times for the next 12 months. The French Guiana sunrise and sunset times shown below are for Cayenne.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st July 2024 06:21 18:45
Tuesday, 16th July 2024 06:24 18:47
Wednesday, 31st July 2024 06:26 18:46

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