Cayenne weather in August 2024

Expect 90°F daytime maximum temperatures in the shade with on average 8 hours of sunshine per day in Cayenne in August. Check more long-term weather averages for Cayenne in August before you book your next holiday to French Guiana in 2024/2025.

  • 90°F maximum daytime temperature in August in Cayenne90
    90°F max day temperature
  • 8 hours of sunshine per day
  • 9 days with some rainfall in August in Cayenne9
    9 days with some rainfall
  • 72°F minimum night-time temperature in August in Cayenne72
    72°F min night temperature
  • 12 hours of daylight per day in August in Cayenne12
    12 hours of daylight per day
  • Very high heat & humidity in August in CayenneVH
    Very High heat & humidity
  • 3.8 inches monthly rainfall in August in Cayenne3.8
    3.8 inches of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in August in Cayenne11
    11+ (Extreme) UV index
  • 82°F sea temperature in August in Cayenne82
    82°F sea temperature

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The August 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)  |  Imperial (°F)

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How hot is it in Cayenne in August?

Daytime temperatures usually reach 90°F in Cayenne in August with very high heat and humidity, falling to 72°F at night.

How sunny is it in Cayenne in August?

There are normally 8 hours of bright sunshine each day in Cayenne in August - that's 64% of daylight hours.

How warm is the sea around Cayenne in August?

The average sea temperature around Cayenne in August is 82°F.

Does it rain in Cayenne in August?

There are usually 9 days with some rain in Cayenne in August and the average monthly rainfall is 3.8 inches.

Cayenne August sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st August 2024 06:26 18:45
Friday, 16th August 2024 06:25 18:42
Saturday, 31st August 2024 06:23 18:36

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