Last updated: August 21, 2025
In December, Saint-Laurent-du-Maroni experiences a tropical climate characterized by warm temperatures and high humidity. The maximum temperature reaches a balmy 32°C (89°F), while the average temperature hovers around 26°C (79°F), providing a comfortable yet warm environment. Nighttime lows dip to a pleasant 21°C (70°F). This month is also notable for significant rainfall, with a total precipitation of 277 mm (10.9 in) over 29 days, making it one of the wetter periods of the year. Humidity levels remain high at 79%, intensifying the tropical feel and making it essential for visitors to be prepared for frequent showers and a muggy atmosphere.
In Saint-Laurent-du-Maroni, French Guiana, December offers a delightful climate, with temperatures reflecting the region's consistently warm nature throughout the year. The month sees a minimum temperature of about 21°C (70°F), maintaining a comfortable average of 26°C (79°F), before peaking at a maximum of 32°C (89°F). This slight dip in minimum temperatures compared to the preceding months heralds the beginning of what can be considered a slightly cooler phase, although the max temperatures remain comparable to the highs experienced in the summer months. December's climate is characterized by its tropical warmth, inviting visitors to engage in outdoor activities while offering a refreshing reprieve from the hotter peaks of previous months.
December in Saint-Laurent-du-Maroni, French Guiana, continues the pattern of heavy precipitation characteristic of the region’s wet season, with 277 mm (10.9 in) of rain falling over a notable 29 days. This substantial amount reflects a slight decrease from November’s 257 mm, yet it maintains the trend of consistently high rainfall typical at the year's end. The frequency of rainy days illustrates the persistent dampness, which is a hallmark of the tropical climate, ensuring that lush landscapes remain vibrant. As the final month of the year, December encapsulates the ongoing rainy season's intensity, setting the stage for a transition into the wetter months of January and February, where precipitation often peaks.
In December, Saint-Laurent-du-Maroni experiences a noticeable increase in humidity, reaching 79%. This surge marks a significant rise compared to the earlier months, shifting from a more moderate range of 62% to 70% from September to November. Following the drier months of August (65%) and October (63%), December's moisture levels herald the arrival of the region's humid season, reminiscent of the summer peak in June at 86%. This trend highlights the characteristic tropical climate of the area, where humidity can fluctuate dramatically, creating a lush environment ahead of the new year.
In Saint-Laurent-du-Maroni, French Guiana, December marks a slight dip in the UV Index, recording an 11 on the scale, yet still classifying the exposure as extreme with a burn time of just 10 minutes. This trend of consistently high UV levels from January through November, where values range predominantly between 13 and 16, highlights the region's year-round intensity of sun exposure. Travelers and residents alike should remain vigilant, implementing protective measures against potential sunburn during these scorching months. To stay informed about the UV Index and plan safely, visit Saint-Laurent-du-Maroni UV Index.
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As December settles in Saint-Laurent-du-Maroni, the sun continues to shine brightly, contributing 297 hours of glorious daylight. Following a year marked by varying sunshine hours, December offers a delightful blend of light, nestled comfortably between the vibrant peaks of summer months like August with its impressive 343 hours and October at 340 hours. This month showcases a noticeable decline from the sun-soaked extravagance of late summer, yet maintains a warm and inviting atmosphere ideal for exploring the beautiful landscapes of French Guiana. With a solid count of hours, December serves as a gentle reminder that while the days may shorten, the tropical allure and warmth persist, making it a perfect time for both relaxation and adventure.
In Saint-Laurent-du-Maroni, French Guiana, the likelihood of sunny weather in December drops significantly to a mere 7%, marking it as one of the least favorable months for sunshine in the year. This trend reflects a consistent pattern of declining brightness as the year progresses, especially from the vibrant conditions seen in the earlier months like August and September, which boast chances of sun as high as 31% and 38%, respectively. As the region transitions into the rainy season, the chance of sunny days diminishes sharply, creating a stark contrast to the sunnier periods earlier in the year. Thus, December typically ushers in overcast skies and increased precipitation, making it essential for visitors to prepare for a more subdued climate during this time.
In Saint-Laurent-du-Maroni, French Guiana, the daylight duration experiences subtle yet intriguing shifts throughout the year. Starting in January and February, the sun graces the region with a consistent 11 hours of light each day, setting a gentle rhythm for the new year. As the months progress into March, daylight expands to 12 hours, maintaining this generous illumination through to September, perfect for outdoor exploration and cultural festivities. A gradual decline then occurs, with daylight transitioning back to 11 hours in October and further into November, before rounding out the year at the same duration in December. This cyclical pattern reflects the tropical climate's remarkable stability, offering a unique blend of predictability and vibrancy to the natural landscape of this enchanting locale.
In December, the winds in Saint-Laurent-du-Maroni pick up slightly to an average speed of 2.2 m/s (5 mph), a refreshing breath of air as the year draws to a close. After a notable dip through the middle of the year, where July recorded the calmest 1.5 m/s (3 mph), there is a subtle but steady resurgence leading into the final month. This slight increase is consistent with the gradual upward trend observed from the tail end of the rainy season, hinting at a welcome shift in the climate. While December’s winds are still moderate, they bring a gentle reminder of the lush landscape and vibrant culture that envelop this unique locale, inviting both residents and visitors to embrace the natural beauty of French Guiana.
Weather in Saint-Laurent-du-Maroni varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Saint-Laurent-du-Maroni, focusing on differences in temperature, rainfall, humidity, and UV levels.
In December, the weather remains warm with minimum temperatures around 21°C (70°F) and average highs reaching up to 32°C (89°F). However, the month is characterized by a significant amount of rainfall, totaling 277 mm (10.9 in) over 29 days, and humidity levels that average around 79%. Meanwhile, January sees a slight decrease in temperature, with maximums averaging at 31°C (88°F), while still maintaining a consistent minimum of 21°C (71°F). Precipitation drops significantly to 144 mm (5.7 in) over 19 days, and humidity also decreases to 70%, making the weather feel a bit more comfortable. For more details, you can check out Saint-Laurent-du-Maroni weather in January.
December and February share similar temperature ranges in Saint-Laurent-du-Maroni, with both months featuring minimum temperatures around 21°C (70°F), average temperatures of 26°C (79°F), and maximum temperatures peaking at 32°C (89°F). However, December experiences significantly higher precipitation, totaling 277 mm (10.9 in) across 29 days, compared to February's 108 mm (4.3 in) over just 15 days. Additionally, February enjoys lower humidity, averaging 66%, as opposed to December's 79%. This makes February a drier and somewhat more comfortable month for outdoor activities. For more detailed information, you can check the Saint-Laurent-du-Maroni weather in February.
December and March exhibit relatively similar temperatures, with both months averaging around 26°C (79°F) and reaching maximums of 32°C (89°F). However, December is characterized by significantly higher precipitation, with 277 mm (10.9 in) spread over 29 days, resulting in a much wetter climate compared to March's 113 mm (4.5 in) over 17 days. Additionally, the humidity in December is notably higher at 79%, while March experiences a more comfortable humidity level of 66%. For more detailed information, you can check Saint-Laurent-du-Maroni weather in March.
December and April share similar temperature ranges, with both months featuring minimums of around 21-22°C (70-72°F) and maximums peaking at 32°C (89°F). However, December experiences significantly higher humidity at 79%, compared to April's 66%, which can make December feel more oppressive. Additionally, December averages 277 mm (10.9 in) of precipitation over 29 days, while April sees an increase in rainfall to 304 mm (12.0 in) over a shorter duration of 25 days. This suggests that April, despite its heavier rainfall, might feel slightly more pleasant due to the lower humidity. For more details, check out Saint-Laurent-du-Maroni weather in April.
In December, the weather remains warm with temperatures ranging from a minimum of 21°C (70°F) to a maximum of 32°C (89°F), accompanied by high humidity at 79%. This month sees substantial rainfall, totaling 277 mm (10.9 inches) over 29 days. In contrast, May experiences a similar average temperature of 26°C (79°F) but starts with a slightly higher minimum of 22°C (72°F) and peaks at 32°C (90°F). However, May also has a notable increase in precipitation, totaling 410 mm (16.2 inches) over the same number of rainy days, while humidity drops to 68%. For more detailed insights on the weather during this month, you can visit Saint-Laurent-du-Maroni weather in May.
In December, temperatures in Saint-Laurent-du-Maroni range from a minimum of 21°C (70°F) to a maximum of 32°C (89°F), with an average of 26°C (79°F). The region experiences significant rainfall, totaling 277 mm (10.9 in) over 29 days, and humidity is relatively high at 79%. In contrast, June sees slightly higher temperatures, with a minimum of 22°C (72°F), an average of 26°C (79°F), and a maximum of 33°C (92°F). Precipitation increases to 420 mm (16.5 in) over the same number of days, accompanied by even higher humidity at 86%. For more detailed information, you can check Saint-Laurent-du-Maroni weather in June.
When comparing the weather in December and July, both months exhibit warm temperatures, with December having a slight edge in minimum temperatures at 21°C (70°F) compared to July's 22°C (72°F). The average temperature remains consistent at 26°C (79°F) for both months, while July reaches a maximum of 33°C (91°F), slightly higher than December's 32°C (89°F). Precipitation levels are notably higher in July, with 318 mm (12.5 in) falling over 28 days, compared to December's 277 mm (10.9 in) over 29 days. Humidity is also slightly lower in July at 76%, compared to December's 79%, making July feel a bit more comfortable despite the increased rainfall. For more specific details, visit Saint-Laurent-du-Maroni weather in July.
When comparing the weather in December and August, December tends to be slightly cooler and more humid. December has minimum temperatures around 21°C (70°F) and maximums reaching 32°C (89°F), with an average of 26°C (79°F). In contrast, August features slightly higher temperatures with a minimum of 22°C (72°F) and a maximum of 35°C (95°F), averaging at 27°C (81°F). Additionally, December sees significantly more rainfall, accumulating 277 mm (10.9 in) over 29 days, compared to August's 171 mm (6.7 in) over 23 days. This results in a much more humid December with 79% humidity versus August's 65%. For more detailed information, you can check Saint-Laurent-du-Maroni weather in August.
December and September exhibit notable differences in weather patterns. In December, temperatures range from a minimum of 21°C (70°F) to a maximum of 32°C (89°F), with an average of 26°C (79°F). The month is characterized by higher precipitation levels, receiving 277 mm (10.9 in) of rain over 29 days, accompanied by a humidity level of 79%. In contrast, September sees slightly warmer temperatures, with a minimum of 22°C (72°F) and a maximum of 35°C (95°F), averaging 27°C (81°F). Rainfall is also less abundant in September, totaling 130 mm (5.1 in) over 19 days and featuring lower humidity at 62%. For a detailed look at September's weather in this region, visit Saint-Laurent-du-Maroni weather in September.
In comparison to October, December typically experiences slightly lower temperatures, with average highs around 32°C (89°F) compared to October's peaks of 34°C (93°F). While the minimum temperatures in both months are similar, December sees a slight increase in average humidity at 79%, rising from October's more comfortable 63%. Notably, December also brings significantly higher precipitation, with 277 mm (10.9 in) over 29 rainy days, whereas October has only 110 mm (4.3 in) across 21 days. For a closer look at the October weather patterns, you can visit Saint-Laurent-du-Maroni weather in October.
In comparing the weather conditions between December and November, we can observe that December tends to be slightly cooler, with minimum temperatures averaging 21°C (70°F) compared to November's 22°C (72°F). The average temperature in December is also marginally lower at 26°C (79°F), while November boasts an average of 27°C (80°F). However, December experiences more precipitation, with 277 mm (10.9 in) spread across 29 days, compared to November's 257 mm (10.1 in) over 28 days. Additionally, humidity levels rise slightly in December to 79%, up from November's 74%. For a closer look at November's weather specifics, check out Saint-Laurent-du-Maroni weather in November.
December in Saint-Laurent-du-Maroni is characterized by a significant uptick in precipitation, with nearly the entire month experiencing rainy days, contributing to the region's lush, vibrant landscape. While temperatures remain relatively warm, averaging a comfortable 26°C, the high humidity levels can make the air feel heavier compared to the preceding months. This combination of warmth and moisture creates a lush atmosphere, distinctive from the drier conditions of other periods in the year. For those keen on delving deeper into the climate nuances, check out Saint-Laurent-du-Maroni Climate.