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May Weather in Saint-Georges, French Guiana

Last updated: August 23, 2025

In May, the average temperature in Saint-Georges, French Guiana hovers around 26°C (79°F), making it a warm and inviting destination. Expect minimums of 23°C (73°F) and maximums reaching up to 32°C (90°F). However, be prepared for a fair amount of rain, as 483 mm (19.0 in) of precipitation is expected over 30 days, coupled with an average humidity of 76%. Enjoy the tropical vibe while staying hydrated!

May Temperature in Saint-Georges

In May in Saint-Georges the average temperature is 26°C (79°F), with maximums reaching up to 32°C (90°F) and minimums dropping to as low as 23°C (73°F). This makes it an ideal time for travelers looking to enjoy warm weather and outdoor activities.

May Weather in Saint-Georges: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Saint-Georges, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Saint-Georges, May typically has an average temperature of 26°C (79°F), with highs reaching up to 32°C (90°F) and lows dropping to around 23°C (73°F).
JanFebMarAprMayJunJulAugSepOctNovDec787879797879798082828078
Data source: Temperature data for Saint-Georges generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

May Precipitation in Saint-Georges

In Saint-Georges in May, the total precipitation amount is 483 mm (19.0 in) over the course of 30 days.

May Precipitation Trends in Saint-Georges

The chart displays monthly precipitation patterns in Saint-Georges, with values for each month alongside May’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how May’s conditions compare to those of other months. In Saint-Georges, May typically receives around 483 mm (19.0 inches) of precipitation spread over approximately 30 days.
JanFebMarAprMayJunJulAugSepOctNovDec2492242083674833382341214947174314
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Saint-Georges

In Saint-Georges in May humidity is 76%. With an average temperature of 26°C (79°F), this humidity feels like a heavy blanket wrapping around you, making outdoor activities challenging and requiring frequent breaks to hydrate and cool down during your travels.

May Average Humidity in Saint-Georges

This chart illustrates the average monthly humidity levels in Saint-Georges, with May’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In May, average humidity in Saint-Georges is approximately 76%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec78%71%70%72%76%88%77%72%71%71%76%86%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Saint-Georges

In Saint-Georges in May, the maximum UV index is 14, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, so it's crucial to take precautions. For the detailed hourly UV index in Saint-Georges, you can check here.

Maximum UV Index Levels in Saint-Georges for May

The chart shows the monthly maximum UV Index (UVI) for Saint-Georges in May, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In May, the maximum UV index in Saint-Georges typically reaches 14, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec131416161412121313131312
Data source: Saint-Georges May UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

How May Weather in Saint-Georges Compares to Other Months

Weather in Saint-Georges varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Saint-Georges, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Saint-Georges, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather25°C (78°F)249 mm (9.8 inches)78%extreme
February Weather26°C (78°F)224 mm (8.8 inches)71%extreme
March Weather26°C (79°F)208 mm (8.2 inches)70%extreme
April Weather26°C (79°F)367 mm (14.4 inches)72%extreme
May Weather26°C (79°F)483 mm (19.0 inches)76%extreme
June Weather26°C (79°F)338 mm (13.3 inches)88%extreme
July Weather26°C (79°F)234 mm (9.2 inches)77%extreme
August Weather27°C (81°F)121 mm (4.8 inches)72%extreme
September Weather28°C (82°F)49 mm (1.9 inches)71%extreme
October Weather28°C (82°F)47 mm (1.9 inches)71%extreme
November Weather27°C (81°F)174 mm (6.8 inches)76%extreme
December Weather26°C (79°F)314 mm (12.4 inches)86%extreme

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