Cayenne Weather in May
What's the weather like in Cayenne (Guyane) in May 2024?
The climate in Cayenne during May can be summarized as hot, humid and very wet.
May is in the spring in Cayenne and is typically the 4th coldest month of the year. Daytime maximum temperatures average around a steamy 29°C (85°F), whilst at night 23°C (74°F) is normal.
| Daytime temperature | 29.3°C 84.7°F |
|---|---|
| Nightly temperature | 23.1°C 73.6°F |
| Average temperature | 26.2°C 79.2°F |
| Daily sunshine | 4.7 hrs |
| Avg rainfall | 544 mm 21.4 ins |
| Rainy days | 26 days |
| Sea temperature | 28°C 82.4°F |
| Humidity | 91% |
| Windspeed | 4.3kph 3 mph |
On average May is the wettest month of the year in Cayenne with around 544mm 21.4 inches of rain making it a very wet time to visit. This rainfall is typically spread over 26 days, although this may vary considerably.
On the flip side this corresponds to an average of 4.7 hours of sunshine per day.
May temperatures in Cayenne
May rainfall
May hourly sunshine
The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Cayenne in May 2024.
Other monthly averages
Cayenne weather stats
| Hottest month: | September | 32.1°C 89.8°F |
|---|---|---|
| Driest month: | September | 41mm 1.6ins |
| Sunniest month: | October | 8.9hrs |
| Coldest month: | January | 28.6°C 83.5°F |
| Wettest month: | May | 544mm 21.4ins |
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