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December Weather in Macouria, French Guiana

Last updated: August 23, 2025

In December, the average temperature in Macouria, French Guiana is a comfortable 26°C (79°F). You can expect some variation, with minimums dipping to 24°C (75°F) and maximums reaching up to 30°C (86°F). However, be prepared for wet weather, as 349 mm (13.7 in) of precipitation is recorded over 29 days, accompanied by an average humidity of 84%.

December Temperature in Macouria

In December, in Macouria, the average temperature is 26°C (79°F). Maximums can reach 30°C (86°F), while minimums can drop to 24°C (75°F). This pleasant climate makes Macouria a perfect destination for travelers seeking warm weather and comfortable conditions.

December Weather in Macouria: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Macouria, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Macouria, December typically has an average temperature of 26°C (79°F), with highs reaching up to 30°C (86°F) and lows dropping to around 24°C (75°F).
JanFebMarAprMayJunJulAugSepOctNovDec797979797979798182828179
Data source: Temperature data for Macouria 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.

December Precipitation in Macouria

In Macouria in December, the precipitation amount is 349 mm (13.7 in) over a span of 29 days.

December Precipitation Trends in Macouria

The chart displays monthly precipitation patterns in Macouria, with values for each month alongside December’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how December’s conditions compare to those of other months. In Macouria, December typically receives around 349 mm (13.7 inches) of precipitation spread over approximately 29 days.
JanFebMarAprMayJunJulAugSepOctNovDec225189196390576433269925659204349
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Macouria

In Macouria in December, humidity is 84%. With an average temperature of 26°C (79°F), this humidity feels like a warm, heavy blanket enveloping you, making travel feel sticky and exhausting, yet the vibrant atmosphere and lush surroundings offer a refreshing allure that invites exploration.

December Average Humidity in Macouria

This chart illustrates the average monthly humidity levels in Macouria, with December’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In December, average humidity in Macouria is approximately 84%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec78%76%77%77%78%87%81%80%79%80%85%84%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Macouria

In Macouria in December, the maximum UV index is 12, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, underscoring the importance of sun protection. For detailed information, you can check the Hourly UV Index in Macouria.

Maximum UV Index Levels in Macouria for December

The chart shows the monthly maximum UV Index (UVI) for Macouria in December, 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 December, the maximum UV index in Macouria typically reaches 12, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec131416161413121313131312
Data source: Macouria December 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 December Weather in Macouria Compares to Other Months

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

This table compares monthly weather conditions in Macouria, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather26°C (79°F)225 mm (8.9 inches)78%extreme
February Weather26°C (79°F)189 mm (7.5 inches)76%extreme
March Weather26°C (80°F)196 mm (7.7 inches)76%extreme
April Weather26°C (80°F)390 mm (15.4 inches)77%extreme
May Weather26°C (80°F)576 mm (22.7 inches)78%extreme
June Weather26°C (79°F)433 mm (17.1 inches)87%extreme
July Weather26°C (80°F)269 mm (10.6 inches)81%extreme
August Weather27°C (81°F)92 mm (3.6 inches)80%extreme
September Weather28°C (82°F)56 mm (2.2 inches)79%extreme
October Weather28°C (82°F)59 mm (2.3 inches)80%extreme
November Weather27°C (81°F)204 mm (8.0 inches)85%extreme
December Weather26°C (79°F)349 mm (13.7 inches)84%extreme

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