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French Guiana weather in January 2021
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- 2929°C max day temperature
- 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
The January weather guide for French Guiana 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.
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How hot is it in French Guiana in January?
Daytime temperatures usually reach 29°C in Cayenne, French Guiana in January with high heat and humidity, falling to 23°C at night.
How sunny is it in French Guiana in January?
There are normally 4 hours of bright sunshine each day in Cayenne, French Guiana in January - that's 34% of daylight hours.
How warm is the sea around French Guiana in January?
The average sea temperature around Cayenne, French Guiana in January is 27°C.
Does it rain in French Guiana in January?
There are usually 20 days with some rain in Cayenne, French Guiana in January and the average monthly rainfall is 367mm.
French Guiana sunrise & sunset times for January 2021
Browse the sunrise & sunset times for French Guiana in January 2021. Select a month to view French Guiana sunrise & sunset times for the next twelve months. The French Guiana sunrise & sunset times shown below are for Cayenne.
|Date||Sunrise times||Sunset times|
|Friday, 1st January 2021||06:38||18:28|
|Saturday, 16th January 2021||06:43||18:35|
|Sunday, 31st January 2021||06:45||18:40|
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Metric (°C / mm) | Imperial (°F / inches)
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