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French Guiana weather in August 2023
- 3232°C max day temperature
- 99 days with some rainfall
- 2222°C min night temperature
- 1212 hours of daylight per day
- VHVery High heat & humidity
- 9696 mm of monthly rainfall
- 1111+ (Extreme) UV index
- 2828°C sea temperature
Recommended for French Guiana
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.
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Metric (°C / mm) | Imperial (°F / inches)
How hot is it in French Guiana in August?
Daytime temperatures usually reach 32°C in Cayenne, French Guiana in August with very high heat and humidity, falling to 22°C at night.
How sunny is it in French Guiana in August?
There are normally 8 hours of bright sunshine each day in Cayenne, French Guiana in August - that's 64% of daylight hours.
How warm is the sea around French Guiana in August?
The average sea temperature around Cayenne, French Guiana in August is 28°C.
Does it rain in French Guiana in August?
There are usually 9 days with some rain in Cayenne, French Guiana in August and the average monthly rainfall is 96mm.
French Guiana August sunrise & sunset times
Browse the sunrise and sunset times for French Guiana in August 2023. 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.
|Date||Sunrise times||Sunset times|
|Tuesday, 1st August 2023||06:26||18:46|
|Wednesday, 16th August 2023||06:25||18:42|
|Thursday, 31st August 2023||06:23||18:36|
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