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Hourly Forecast
Daylight Hours
06:20
Sunrise
18:19
Sunset
Moon
Waxing Gibbous
17:40
Moonrise
05:15
Moonset
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View stargazing scoreWeather in Cayenne-Rochambeau today, September 25, 2026
Rain features in Cayenne-Rochambeau on September 25, 2026, so keep waterproofs handy through the day. The damp theme is strongest where shower chances rise. Wetter spells lean into the morning, when rain odds reach about 32% near 10:00. Skies look heaviest around 03:00, with cover close to 55%.
Temperatures climb from an overnight low near 25°C toward a daytime high of about 33°C. Relative humidity sits between 56% and 93%, reaching its peak around 06:00. Winds stay light, near 3.8 km/h by 15:00, so the day feels still more than breezy.
Afternoon showers stay in play, peaking near 34% around 13:00. Skies remain cluttered, with cover about 39% by 12:00. Expect visibility around 16.1 km. Expect sunrise at 06:20, sunset at 18:19, and 11 hours 58 minutes of sunlight today overall.
Taken together, Cayenne-Rochambeau looks wet enough on September 25, 2026 that flexible outdoor plans work best, with temperatures peaking near 33°C.
Frequently asked questions about weather in Cayenne-Rochambeau
How warm does it get in Cayenne-Rochambeau?
The warmest month in Cayenne-Rochambeau is September, with average high temperatures of 32°C. The average temperature during this period is around 28°C.
How cold does it get in Cayenne-Rochambeau?
The coldest month in Cayenne-Rochambeau is July, with average low temperatures of 24°C. The average temperature during this period is around 26°C.
What is the wettest time of year in Cayenne-Rochambeau?
The wettest month in Cayenne-Rochambeau is May, with an average of 549mm of precipitation.
What is the driest time of year in Cayenne-Rochambeau?
The driest month in Cayenne-Rochambeau is September, with an average of 72mm of precipitation.
