French Guiana weather in March 2021

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  • 29°C maximum daytime temperature in March in French Guiana (Cayenne)29
    29°C max day temperature
  • 5 hours of sunshine per day
  • 22 days with some rainfall in March in French Guiana (Cayenne)22
    22 days with some rainfall
  • 23°C minimum night-time temperature in March in French Guiana (Cayenne)23
    23°C min night temperature
  • 12 hours of daylight per day in March in French Guiana (Cayenne)12
    12 hours of daylight per day
  • High heat & humidity in March in French Guiana (Cayenne)H
    High heat & humidity
  • 374 mm monthly rainfall in March in French Guiana (Cayenne)374
    374 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in March in French Guiana (Cayenne)11
    11+ (Extreme) UV index
  • 27°C sea temperature in March in French Guiana (Cayenne)27
    27°C sea temperature

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The March 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 March?

Daytime temperatures usually reach 29°C in Cayenne, French Guiana in March with high heat and humidity, falling to 23°C at night.

How sunny is it in French Guiana in March?

There are normally 5 hours of bright sunshine each day in Cayenne, French Guiana in March - that's 37% of daylight hours.

How warm is the sea around French Guiana in March?

The average sea temperature around Cayenne, French Guiana in March is 27°C.

Does it rain in French Guiana in March?

There are usually 22 days with some rain in Cayenne, French Guiana in March and the average monthly rainfall is 374mm.

French Guiana sunrise & sunset times for March 2021

Browse the sunrise & sunset times for French Guiana in March 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.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st March 2021 06:41 18:42
Tuesday, 16th March 2021 06:35 18:41
Wednesday, 31st March 2021 06:29 18:38
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Metric (°C / mm)  |  Imperial (°F / inches)

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