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French Guiana weather in December 2019
- 3030°C max day temperature
- 1818 days with some rainfall
- 2323°C min night temperature
- 1212 hours of daylight per day
- HHigh heat & humidity
- 294294 mm of monthly rainfall
- 1111 (Extreme) UV index
- 2727°C sea temperature
The December 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.
How hot is it in French Guiana in December?
Daytime temperatures usually reach 30°C in Cayenne, French Guiana in December with high heat and humidity, falling to 23°C at night.
How sunny is it in French Guiana in December?
There are normally 5 hours of bright sunshine each day in Cayenne, French Guiana in December - that's 45% of daylight hours.
How warm is the sea around French Guiana in December?
The average sea temperature around Cayenne, French Guiana in December is 27°C.
Does it rain in French Guiana in December?
There are usually 18 days with some rain in Cayenne, French Guiana in December and the average monthly rainfall is 294mm.
French Guiana sunrise & sunset times for December 2019
Browse the sunrise & sunset times for French Guiana in December 2019. 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|
|Sunday, 1st December 2019||06:22||18:14|
|Monday, 16th December 2019||06:30||18:20|
|Tuesday, 31st December 2019||06:37||18:28|
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Metric (°C / mm) | Imperial (°F / inches)
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