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Cayenne weather in January 2025
Expect 29°C daytime maximum temperatures in the shade with on average 4 hours of sunshine per day in Cayenne in January. Check more long-term weather averages for Cayenne in January before you book your next holiday to French Guiana in 2025/2026.
- 2929°C max day temperature
- 4 hours of sunshine per day
- 2020 days with some rainfall
- 2323°C min night temperature
- 1212 hours of daylight per day
- HHigh heat & humidity
- 367367 mm of monthly rainfall
- 1111+ (Extreme) UV index
- 2727°C sea temperature
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Recommended for French Guiana
The January weather guide for French Guiana, represented by Cayenne, (Cayenne) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.
Metric (°C / mm) | Imperial (°F / inches)
How hot is it in Cayenne in January?
Daytime temperatures usually reach 29°C in Cayenne in January with high heat and humidity, falling to 23°C at night.
How sunny is it in Cayenne in January?
There are normally 4 hours of bright sunshine each day in Cayenne in January - that's 34% of daylight hours.
How warm is the sea around Cayenne in January?
The average sea temperature around Cayenne in January is 27°C.
Does it rain in Cayenne in January?
There are usually 20 days with some rain in Cayenne in January and the average monthly rainfall is 367mm.
Cayenne January sunrise & sunset times
Browse the sunrise and sunset times for Cayenne in January 2025. Select a month to view Cayenne sunrise and sunset times for the next 12 months.
JanFebMarAprMayJunJulAugSepOctNovDec
Date | Sunrise times | Sunset times |
---|---|---|
Wednesday, 1st January 2025 | 06:38 | 18:28 |
Thursday, 16th January 2025 | 06:43 | 18:35 |
Friday, 31st January 2025 | 06:45 | 18:40 |
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