Cayenne weather in December 2023

  • 30°C maximum daytime temperature in December in Cayenne30
    30°C max day temperature
  • 5 hours of sunshine per day
  • 18 days with some rainfall in December in Cayenne18
    18 days with some rainfall
  • 23°C minimum night-time temperature in December in Cayenne23
    23°C min night temperature
  • 12 hours of daylight per day in December in Cayenne12
    12 hours of daylight per day
  • High heat & humidity in December in CayenneH
    High heat & humidity
  • 294 mm monthly rainfall in December in Cayenne294
    294 mm of monthly rainfall
  • UV (maximum) index 11 (Extreme) in December in Cayenne11
    11 (Extreme) UV index
  • 27°C sea temperature in December in Cayenne27
    27°C sea temperature

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Recommended for French Guiana

The December 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.

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Metric (°C / mm)  |  Imperial (°F / inches)

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How hot is it in Cayenne in December?

Daytime temperatures usually reach 30°C in Cayenne in December with high heat and humidity, falling to 23°C at night.

How sunny is it in Cayenne in December?

There are normally 5 hours of bright sunshine each day in Cayenne in December - that's 45% of daylight hours.

How warm is the sea around Cayenne in December?

The average sea temperature around Cayenne in December is 27°C.

Does it rain in Cayenne in December?

There are usually 18 days with some rain in Cayenne in December and the average monthly rainfall is 294mm.

Cayenne December sunrise & sunset times

Browse the sunrise and sunset times for Cayenne in December 2023. Select a month to view Cayenne sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Friday, 1st December 2023 06:22 18:14
Saturday, 16th December 2023 06:30 18:20
Sunday, 31st December 2023 06:37 18:28

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