Weather in Cayenne in August 2019

  • 32°C maximum daytime temperature in August in Cayenne32
    32°C max day temperature
  • 8 hours of sunshine per day (64% of daylight hours) in August in Cayenne8
    8 hours of sunshine per day
  • 9 days with some rainfall in August in Cayenne9
    9 days with some rainfall
  • 22°C minimum night-time temperature in August in Cayenne22
    22°C 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
  • 96 mm monthly rainfall in August in Cayenne96
    96 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in August in Cayenne11
    11+ (Extreme) UV index
  • 28°C sea temperature in August in Cayenne28
    28°C sea temperature

Going to Cayenne? Find the best month to visit Cayenne based on the weather.

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Expect 32°C 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 2019/2020.

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More about Cayenne

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The August weather guide for Cayenne, French Guiana 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)

Guide to Cayenne weather in August

The average maximum daytime temperature in Cayenne in August is a hot 32°C (90°F) with very high heat & humidity. The average night-time temperature is usually a warm 22°C (72°F). There are usually 8 hours of bright sunshine each day, which represents 64% of the 12 hours of daylight.

Expect 96mm (3.8 inches) of rainfall across the whole of August with 9 days with some rain falling. Maximum UV levels will be extreme (11+ UV index) at midday when the skies are clear.

The average sea temperature in and around Cayenne in August is 28°C (82°F).

Cayenne sunrise & sunset times for August 2019

Browse the sunrise & sunset times for Cayenne in August 2019. Select a month to view Cayenne sunrise & sunset times for the next twelve months.


Date Sunrise times Sunset times
Thursday, 1st August 2019 06:26 18:46
Friday, 2nd August 2019 06:26 18:45
Saturday, 3rd August 2019 06:26 18:45
Sunday, 4th August 2019 06:26 18:45
Monday, 5th August 2019 06:26 18:45
Tuesday, 6th August 2019 06:26 18:45
Wednesday, 7th August 2019 06:26 18:44
Thursday, 8th August 2019 06:26 18:44
Friday, 9th August 2019 06:26 18:44
Saturday, 10th August 2019 06:26 18:44
Sunday, 11th August 2019 06:26 18:43
Monday, 12th August 2019 06:26 18:43
Tuesday, 13th August 2019 06:26 18:43
Wednesday, 14th August 2019 06:26 18:42
Thursday, 15th August 2019 06:25 18:42
Friday, 16th August 2019 06:25 18:42
Saturday, 17th August 2019 06:25 18:42
Sunday, 18th August 2019 06:25 18:41
Monday, 19th August 2019 06:25 18:41
Tuesday, 20th August 2019 06:25 18:40
Wednesday, 21st August 2019 06:25 18:40
Thursday, 22nd August 2019 06:25 18:40
Friday, 23rd August 2019 06:25 18:39
Saturday, 24th August 2019 06:24 18:39
Sunday, 25th August 2019 06:24 18:39
Monday, 26th August 2019 06:24 18:38
Tuesday, 27th August 2019 06:24 18:38
Wednesday, 28th August 2019 06:24 18:37
Thursday, 29th August 2019 06:24 18:37
Friday, 30th August 2019 06:24 18:36
Saturday, 31st August 2019 06:23 18:36
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