French Guiana weather in January 2020

  • 29°C maximum daytime temperature in January in French Guiana (Cayenne)29
    29°C max day temperature
  • 4 hours of sunshine per day
  • 20 days with some rainfall in January in French Guiana (Cayenne)20
    20 days with some rainfall
  • 23°C minimum night-time temperature in January in French Guiana (Cayenne)23
    23°C min night temperature
  • 12 hours of daylight per day in January in French Guiana (Cayenne)12
    12 hours of daylight per day
  • High heat & humidity in January in French Guiana (Cayenne)H
    High heat & humidity
  • 367 mm monthly rainfall in January in French Guiana (Cayenne)367
    367 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in January in French Guiana (Cayenne)11
    11+ (Extreme) UV index
  • 27°C sea temperature in January in French Guiana (Cayenne)27
    27°C sea temperature

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Expect 29°C daytime maximum temperatures in the shade with on average 4 hours of sunshine per day in French Guiana in January. Check more long-term weather averages for French Guiana in January before you book your next holiday to French Guiana in 2020/2021. The January weather averages shown above are for Cayenne.

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More about French Guiana

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

The January weather guide for French Guiana, represented by 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)

Guide to French Guiana weather in January

The average maximum daytime temperature in French Guiana in January is a warm 29°C (84°F) with high heat & humidity. The average night-time temperature is usually a warm 23°C (73°F). There are usually 4 hours of bright sunshine each day, which represents 34% of the 12 hours of daylight.

Expect 367mm (14.4 inches) of rainfall across the whole of January with 20 days with some rain falling. Maximum UV levels will be extreme (11+ UV index) at midday when the skies are clear.

The average sea temperature in and around French Guiana in January is 27°C (81°F).

The weather in French Guiana in January is represented by Cayenne.

French Guiana sunrise & sunset times for January 2020

Browse the sunrise & sunset times for French Guiana in January 2020. 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
Wednesday, 1st January 2020 06:37 18:28
Thursday, 2nd January 2020 06:38 18:29
Friday, 3rd January 2020 06:38 18:29
Saturday, 4th January 2020 06:39 18:30
Sunday, 5th January 2020 06:39 18:30
Monday, 6th January 2020 06:40 18:31
Tuesday, 7th January 2020 06:40 18:31
Wednesday, 8th January 2020 06:40 18:32
Thursday, 9th January 2020 06:41 18:32
Friday, 10th January 2020 06:41 18:32
Saturday, 11th January 2020 06:41 18:33
Sunday, 12th January 2020 06:42 18:33
Monday, 13th January 2020 06:42 18:34
Tuesday, 14th January 2020 06:42 18:34
Wednesday, 15th January 2020 06:43 18:35
Thursday, 16th January 2020 06:43 18:35
Friday, 17th January 2020 06:43 18:35
Saturday, 18th January 2020 06:43 18:36
Sunday, 19th January 2020 06:44 18:36
Monday, 20th January 2020 06:44 18:37
Tuesday, 21st January 2020 06:44 18:37
Wednesday, 22nd January 2020 06:44 18:37
Thursday, 23rd January 2020 06:44 18:38
Friday, 24th January 2020 06:45 18:38
Saturday, 25th January 2020 06:45 18:38
Sunday, 26th January 2020 06:45 18:39
Monday, 27th January 2020 06:45 18:39
Tuesday, 28th January 2020 06:45 18:39
Wednesday, 29th January 2020 06:45 18:40
Thursday, 30th January 2020 06:45 18:40
Friday, 31st January 2020 06:45 18:40
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