Cayenne in august: average Weather, Temperature and Climate
Weather in Cayenne in august 2025
The weather in Cayenne in august comes from statistical datas on the last years. You can view the weather statistics for all the month, but also by using the tabs for the beginning, the middle and the end of the month.
Average weather throughout august
good weather UV index: 7
Weather at 6am
77°F
Partly Cloudy
36% of time
31%
26%
4%
Weather at 12pm
88°F
Clear/Sunny
51% of time
26%
18%
5%
Weather at 6pm
83°F
Clear/Sunny
43% of time
39%
9%
6%
Weather at 3am
77°F
31%
31%
27%
10%
Evolution of daily average temperature and precipitation in Cayenne in august
These charts show the evolution of average minimum/maximum temperatures as well as average daily precipitation volume in Cayenne in august.
The climate of Cayenne in august is good
In august in Cayenne, the climate is wet (with 5.9in of precipitation over 10 days). This is better than the previous month since in july it receives an average of 11.5in of rainfall over 19 days.
The climate is very hot there in august. Temperatures are up to 88°F. The seasonal minimum is 77°F. Thus, the mean temperature average on this month of august in Cayenne is 83°F. Note that these seasonal averages are in contrast with those observed in Cayenne in august with a maximum record of 94°F in 2016 and a minimum record of 72°F in 2018. You can plan to have 86°F or more for all the month.
On this month of august, day length in Cayenne is generally 12:17. Sunrise is at 06:25 and sets at 18:42.
With proper weather, this month is okay (but not good) to go in this city.
Seasonal average climate and temperature of Cayenne in august
Check below seasonal norms These datas are compiled from the weather statements of the past years of august.
| August | |||||
| Outside temperature | |||||
| Average temperature | 83°F | ||||
| Highest temperature | 88°F | ||||
| Lowest temperature | 77°F | ||||
| Highest record temperature | 94°F (2016) | ||||
| Lowest record temperature | 72°F (2018) | ||||
| Number of days at +86°F | 28 day(s) (90%) | ||||
| Number of days at +65°F | 31 day(s) (100%) | ||||
| Sea temperature | |||||
| Average sea temperature | 84°F | ||||
| Lowest sea temperature | 82°F | ||||
| Highest sea temperature | 86°F | ||||
| Wind | |||||
| Wind speed | 13km/h | ||||
| Wind temperature | 77°F | ||||
| Precipitation (rainfall) | |||||
| Rainfall | 5.9in | ||||
| Number of days with rainfall | 10 day(s) (31%) | ||||
| Record daily rainfall | 1.9in (2011) | ||||
| Other climate data | |||||
| Humidity | 91% | ||||
| Visibility | 9.49km | ||||
| Cloud cover | 30% | ||||
| UV index | 7 | ||||
| Daily sunshine hours | 11 | ||||
| Sunrise and sunset | |||||
| Time of sunrise | 06:25 | ||||
| Time of sunset | 18:42 | ||||
| Length of day | 12:17 | ||||
| Our opinion about the weather in august | |||||
| Our opinion at whereandwhen.net | good | ||||
How was the weather last august?
Here is the day by day recorded weather in Cayenne in august 2024:
76°F to 88°F
74°F to 88°F
74°F to 88°F
74°F to 88°F
76°F to 88°F
74°F to 88°F
74°F to 88°F
76°F to 88°F
74°F to 88°F
77°F to 88°F
76°F to 88°F
76°F to 90°F
76°F to 88°F
74°F to 90°F
72°F to 88°F
72°F to 90°F
74°F to 88°F
74°F to 90°F
76°F to 90°F
74°F to 90°F
74°F to 90°F
76°F to 90°F
74°F to 90°F
74°F to 90°F
76°F to 90°F
76°F to 90°F
76°F to 90°F
74°F to 86°F
72°F to 88°F
76°F to 90°F
76°F to 90°F
Map: other cities in French Guyana in august
Cities near Cayenne:
| Rémire-Montjoly in august | good weather |
| Macouria in august | good weather |
| Roura in august | good weather |
| Kourou in august | good weather |
| Montagne des Singes in august | good weather |
| Cacao in august | good weather |
| Îles du Salut in august | good weather |
| Régina in august | good weather |
| Sinnamary in august | good weather |
| Ouanary in august | good weather |
| Iracoubo in august | good weather |
| Saint George de l’Oyapock in august | good weather |
Click over cities on the map for information about the weather in august.
Cayenne
perfect weather
good
tolerable
bad
very bad
Weather data for Cayenne in august:
Weather data for Cayenne for august are derived from an average of the weather forecast since 2009 in Cayenne. There is a margin of error and these forecasts are to be considered as general information only. The weather in Cayenne can vary slightly from year to year, but this data should limit surprises. So you can pack your bags or check for the best time in year to go to Cayenne.