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Saint Georges, French Guiana - Weather and Climate

Saint Georges, French Guiana, has relatively stable very warm temperatures. It also has a relatively rainy climate with high levels of precipitation. Now, let’s break down all the climate details for a clearer picture.

Average maximum day and minimum night temperature

The climate in Saint Georges remains fairly constant, offering very warm temperatures throughout the year. On average, daytime temperatures range from a very warm 34°C in October to a comfortable 30°C in July.

Nighttime temperatures can drop, with average lows reaching 23°C in July.

Check out our detailed temperature page for more information.

Temperature ranges by month

Precipitation and rainy days

Saint Georges is known for its substantial rainfall, with annual precipitation reaching 2458 mm. The seasons in Saint Georges, bring significant changes in precipitation. The wettest month, May, receives heavy rainfall, with an average of 377 mm of precipitation. This rainfall is distributed across 26 rainy days.

In contrast, the driest month, September, experiences much less rainfall, totaling 42 mm over 6 rainy days. These distinct seasonal differences provide diverse experiences throughout the year. For more details, please visit our Saint Georges Precipitation page.

The mean monthly precipitation over the year, including rain, hail and snow

Sunshine over the year

In Saint Georges, summer days are longer and more sunny, with daily sunshine hours peaking at 8.3 hours in October. As the darker season arrives, the brightness of the sun becomes less. February sees a soft sun for only 3.3 hours per average day.

Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Daily hours of sunshine

Forecast for Saint Georges

Thursday
19 Jun
Rain
Rain
28°C
20 mm
Friday
20 Jun
Rain
Rain
28°C
13 mm
Saturday
21 Jun
Partly cloudy
Partly cloudy
31°C
0.4 mm

Select a Month of Interest

Check the conditions for any month of the year.

The best time of year to visit Saint Georges in French Guiana

Saint Georges has high temperatures year round ranging between 29°C and 33°C.
Other facts from our historical weather data:
  • Which is the hottest month in Saint Georges?
    October has an average maximum temperature of 34°C and is the hottest month of the year.
  • Which is the coolest month in Saint Georges?
    The coolest month is July with an average maximum temperature of 30°C.
  • Which is the wettest month in Saint Georges?
    May tops the wettest month list with 377 mm of rainfall.
  • Which is the driest month in Saint Georges?
    September is the driest month with 42 mm of precipitation.
  • Which is the sunniest month in Saint Georges?
    October is the sunniest month with an average of 249 hours of sunshine.

  • No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.