Cayenne in may: average Weather, Temperature and Climate
Weather in Cayenne in may 2025
The weather in Cayenne in may comes from statistical datas on the last years. You can view the weather statistics for the whole month, but also by using the tabs for the beginning, the middle and the end of the month.
Average weather throughout may
very bad weather UV index: 7
Weather at 6am
77°F
Moderate rain at times
54% of time
28%
11%
5%
Weather at 12pm
85°F
Moderate rain at times
49% of time
41%
6%
4%
Weather at 6pm
81°F
Moderate rain at times
61% of time
21%
9%
8%
Weather at 3am
77°F
39%
34%
15%
10%
Evolution of daily average temperature and precipitation in Cayenne in may
These charts show the evolution of average minimum/maximum temperatures as well as average daily precipitation volume in Cayenne in may.
The climate of Cayenne in may is very bad
The climate in may in Cayenne is wet (with 24.1in of rainfall over 24 days). The situation is deteriorating compared to the previous month since in april there is an average of 17.8in of precipitation over 19 days.
The climate quite nice here the month of may. Temperatures are up to 85°F. On average, the recorded minimum temperature is 77°F. Thus, the mean temperature average in may in Cayenne is 81°F. These temperatures are far removed from those records observed in Cayenne in may with a maximum record of 88°F in 2012 and a minimum record of 72°F in 2021. You can expect to have about 6 days with temperatures over 86°F, or 19 of the month.
In may in Cayenne, the days on average last 12:21. The sun rises at 06:15 and sunset is at 18:36.
May: another location in French Guyana?
If you want to go to French Guyana in may, there are destinations with better weather than Cayenne:
In may, Mana, Apatou, Awala-Yalimapo and Saint-Laurent-du-Maroni have a tolerable climate, but better than Cayenne.
Seasonal average climate and temperature of Cayenne in may
Check below seasonal norms These datas are set from the weather statements earlier years of may.
| May | |||||
| Outside temperature | |||||
| Average temperature | 81°F | ||||
| Highest temperature | 85°F | ||||
| Lowest temperature | 77°F | ||||
| Highest record temperature | 88°F (2012) | ||||
| Lowest record temperature | 72°F (2021) | ||||
| Number of days at +86°F | 6 day(s) (19%) | ||||
| Number of days at +65°F | 31 day(s) (100%) | ||||
| Sea temperature | |||||
| Average sea temperature | 83°F | ||||
| Lowest sea temperature | 81°F | ||||
| Highest sea temperature | 86°F | ||||
| Wind | |||||
| Wind speed | 14km/h | ||||
| Wind temperature | 77°F | ||||
| Precipitation (rainfall) | |||||
| Rainfall | 24.1in | ||||
| Number of days with rainfall | 24 day(s) (77%) | ||||
| Record daily rainfall | 5.5in (2009) | ||||
| Other climate data | |||||
| Humidity | 92% | ||||
| Visibility | 8.48km | ||||
| Cloud cover | 52% | ||||
| UV index | 7 | ||||
| Daily sunshine hours | 10 | ||||
| Sunrise and sunset | |||||
| Time of sunrise | 06:15 | ||||
| Time of sunset | 18:36 | ||||
| Length of day | 12:21 | ||||
| Our opinion about the weather in may | |||||
| Our opinion at whereandwhen.net | very bad | ||||
How was the weather last may?
Here is the day by day recorded weather in Cayenne in may 2024:
76°F to 85°F
76°F to 83°F
76°F to 83°F
76°F to 81°F
77°F to 83°F
77°F to 83°F
76°F to 85°F
76°F to 81°F
76°F to 81°F
76°F to 79°F
76°F to 81°F
76°F to 85°F
76°F to 81°F
76°F to 83°F
76°F to 86°F
76°F to 86°F
76°F to 85°F
76°F to 81°F
76°F to 79°F
76°F to 85°F
76°F to 86°F
76°F to 85°F
76°F to 85°F
76°F to 86°F
76°F to 77°F
76°F to 79°F
76°F to 81°F
76°F to 81°F
74°F to 85°F
76°F to 83°F
76°F to 86°F
Map: other cities in French Guyana in may
Cities near Cayenne:
| Rémire-Montjoly in may | very bad weather |
| Macouria in may | very bad weather |
| Roura in may | very bad weather |
| Kourou in may | very bad weather |
| Montagne des Singes in may | very bad weather |
| Cacao in may | very bad weather |
| Îles du Salut in may | very bad weather |
| Régina in may | bad weather |
| Sinnamary in may | very bad weather |
| Ouanary in may | bad weather |
| Iracoubo in may | very bad weather |
| Saint George de l’Oyapock in may | bad weather |
Click over cities on the map for information about the weather in may.
Cayenne
perfect weather
good
tolerable
bad
very bad
Weather data for Cayenne in may:
Weather data for Cayenne for may 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.