Kourou Weather in May
What's the weather like in Kourou (Guyane) in May 2025?
The climate in Kourou during May can be summarized as hot, humid and very wet.
May is in the spring in Kourou and is typically the 4th coldest month of the year. Daytime maximum temperatures average around a steamy 30°C (85°F), whilst at night 23°C (74°F) is normal.
| Daytime temperature | 29.6°C 85.2°F |
|---|---|
| Nightly temperature | 23.3°C 73.9°F |
| Average temperature | 26.4°C 79.5°F |
| Daily sunshine | 4.8 hrs |
| Avg rainfall | 473 mm 18.6 ins |
| Rainy days | 26 days |
| Sea temperature | 27.8°C 82.1°F |
| Humidity | 88% |
| Windspeed | 4.3kph 3 mph |
On average May is the wettest month of the year in Kourou with around 473mm 18.6 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 4.8 hours of sunshine per day.
May temperatures in Kourou
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 Kourou in May 2024.
Other monthly averages
Kourou weather stats
| Hottest month: | September | 32.3°C 90.1°F |
|---|---|---|
| Driest month: | September | 46mm 1.8ins |
| Sunniest month: | October | 8.8hrs |
| Coldest month: | January | 28.8°C 83.8°F |
| Wettest month: | May | 473mm 18.6ins |
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