October Weather in Saint-Laurent-du-Maroni, French Guiana

Last updated: August 21, 2025

In October, Saint-Laurent-du-Maroni experiences a tropical climate characterized by warm temperatures and significant rainfall. Daily highs can reach up to 34°C (93°F), while the average temperature hovers around a comfortable 27°C (81°F). The minimum temperature rarely drops below 22°C (72°F), making the nights pleasantly warm. With precipitation totaling 110 mm (4.3 in) over the month and rain occurring on 21 days, October is one of the wetter months in this region. The humidity level settles at 63%, contributing to the lush, vibrant environment that defines this part of French Guiana during this time of year.

October Temperature in Saint-Laurent-du-Maroni

In October, Saint-Laurent-du-Maroni experiences a typical tropical climate, with temperatures that highlight the region's warmth and humidity. The minimum temperature hovers around 22°C (72°F), while the average rises slightly to 27°C (81°F), reflecting a consistent warmth throughout the month. The maximum temperature peaks at 34°C (93°F), just below September's highest point, suggesting a minor cooling trend as the month transitions toward the end of the year. This pattern aligns with the climatic stability observed from January to November, where temperatures mostly remain in a comforting range, providing a pleasant, summery atmosphere perfect for exploring the lush landscapes of French Guiana.

October Weather in Saint-Laurent-du-Maroni: Daily Temperature Highs, Lows, and Averages

The chart illustrates October temperature patterns in Saint-Laurent-du-Maroni, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Saint-Laurent-du-Maroni, October typically has an average temperature of {2}°C ({3}°F), with highs reaching up to {4}°C ({5}°F) and lows dropping to around {6}°C ({7}°F).
JanFebMarAprMayJunJulAugSepOctNovDec787879797979798081818078
Data source: Temperature data for Saint-Laurent-du-Maroni 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.

October Precipitation in Saint-Laurent-du-Maroni

In October, Saint-Laurent-du-Maroni experiences a notable shift in precipitation patterns as the rainy season begins to wane. With 110 mm (4.3 in) of rain over 21 days, the month sees a decrease in both total rainfall and frequency of rainy days compared to the peak of the wet season. This reduction is a welcome respite after the torrential downpours of previous months, particularly June and May, which recorded 420 mm and 410 mm respectively. October's rainfall, while still significant, marks a shift towards drier conditions as the region heads into the tail end of its wet season, setting the stage for the comparatively drier months of November and December.

October Precipitation Trends in Saint-Laurent-du-Maroni

The chart displays monthly precipitation patterns in Saint-Laurent-du-Maroni, with values for each month alongside October’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how October’s conditions compare to those of other months. In Saint-Laurent-du-Maroni, October typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec144108113304410420318171130110257277
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in Saint-Laurent-du-Maroni

In October, Saint-Laurent-du-Maroni experiences a relative humidity of 63%, continuing the trend of lower moisture levels observed in the latter part of the year. After a peak in June at 86%, the humidity steadily declined over the subsequent months, with September also registering a low of 62%. The transition from the sultry summer months to the milder autumn conditions signals a shift in the climate, as humidity levels start to stabilize around the mid-60s. This gradual decrease from the high humidity of the rainy season allows for a more comfortable atmosphere as the region moves towards the end of the year, though higher humidity returns in November with 74%. Overall, October represents a calm interlude before the slight uptick in moisture, marking a significant shift in Saint-Laurent-du-Maroni's climate narrative.

October Average Humidity in Saint-Laurent-du-Maroni

This chart illustrates the average monthly humidity levels in Saint-Laurent-du-Maroni, with October’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In October, average humidity in Saint-Laurent-du-Maroni is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec70%66%66%66%68%86%76%65%62%63%74%79%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Saint-Laurent-du-Maroni

In October, Saint-Laurent-du-Maroni continues to experience an extreme UV Index of 13, maintaining the high levels seen throughout the year. This consistent intensity reflects a broader trend in the region, where the UV Index ranges from 12 to 16 from January to April, before stabilizing at 13 from August through November. With a burn time of just 10 minutes, it's clear that sun protection is a must year-round. As you revel in the tropical beauty of French Guiana, always stay informed about the UV Index to ensure a safe and enjoyable experience. For more details, visit Saint-Laurent-du-Maroni UV Index.

Maximum UV Index Levels in Saint-Laurent-du-Maroni for October

The chart shows the monthly maximum UV Index (UVI) for Saint-Laurent-du-Maroni in October, 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 October, the maximum UV index in Saint-Laurent-du-Maroni typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec131416151413121313131311
Data source: Saint-Laurent-du-Maroni October 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.

October Sunshine in Saint-Laurent-du-Maroni

As October arrives in Saint-Laurent-du-Maroni, French Guiana, residents and visitors alike can bask in the glorious 340 hours of sunshine, marking one of the sunniest months of the year. Following a vibrant summer with August and September showcasing peak sunlight hours at 343 and 335 respectively, October continues this trend of abundant daylight, offering a perfect climate for outdoor activities. As the year winds down, the sunlight begins to taper, with November and December falling to 303 and 297 hours respectively. This gradual decrease, however, does little to overshadow the radiant days of October, making it an ideal time to explore the lush landscapes and cultural richness this tropical paradise has to offer.

Monthly Sunshine Duration in Saint-Laurent-du-Maroni: October Highlighted

The October sunshine duration represents the total number of hours Saint-Laurent-du-Maroni experiences direct sunlight during the month of October, excluding cloudy or obstructed periods. This chart compares the sunshine duration of October with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec252h269h324h285h280h284h322h343h335h340h303h297h
Data source: Saint-Laurent-du-Maroni October Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Saint-Laurent-du-Maroni During October

In Saint-Laurent-du-Maroni, French Guiana, October offers a fairly promising 29% chance of sunny weather. As the year progresses, there's a noticeable shift in sunlight likelihood; from a peak in September at 38%, October's share reflects a slight decline yet remains favorable compared to the months before it. While the dry season’s impact is fleeting, it contrasts sharply with the notably gloomier skies of April and May, which record the lowest chances at just 11% and 10% respectively. Thus, October stands out as a balanced transition month, providing a hopeful likelihood of sun amid the region's otherwise humid climate.

Percentage of Sunny Days in October in Saint-Laurent-du-Maroni

The chart illustrates the percentage of sunny days in Saint-Laurent-du-Maroni throughout the year, with October highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Saint-Laurent-du-Maroni experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec22%23%20%11%10%19%21%31%38%29%19%7%
Data source: Saint-Laurent-du-Maroni October chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Saint-Laurent-du-Maroni in October

In Saint-Laurent-du-Maroni, French Guiana, the progression of daylight throughout the year reveals intriguing patterns. The first quarter of the year starts with 11 hours of daylight in January and February, making way for a gradual increase to 12 hours from March to September. This consistent twelve-hour stretch not only encapsulates the warmth of the tropics but also marks the region's peak sunlight. As October rolls in, however, a shift occurs, with daylight dipping back to 11 hours, echoing the shorter months of November and December. This rhythmic ebb and flow of daylight highlights the region's tropical climate, where long days linger in the middle of the year before transitioning back to the coziness of shorter days as the year draws to a close.

Average Daylight Hours in Saint-Laurent-du-Maroni for October

The chart illustrates the variation in daylight duration in Saint-Laurent-du-Maroni throughout the year, with October highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec11h 49m11h 56m12h 4m12h 13m12h 21m12h 25m12h 23m12h 16m12h 7m11h 58m11h 51m11h 48m
Data source: Saint-Laurent-du-Maroni daylight hours, calculated by summing the hours between sunrise and sunset for each day.

October Winds in Saint-Laurent-du-Maroni

As October arrives in Saint-Laurent-du-Maroni, French Guiana, the winds begin to pick up slightly, averaging 2.1 m/s (5 mph). This reflects a subtle increase from the calmer breezes of mid-year, where July recorded its lowest wind speed at 1.5 m/s (3 mph). Following the summer months, which are characterized by gentle gusts, October provides a hint of refreshment, bridging into the more dynamic winds that come with November and December. Interestingly, the wind speed in October signals a slight return to more consistent conditions, creating a backdrop for the vibrant tropical atmosphere of this enchanting locale.

Average October Wind Speed in Saint-Laurent-du-Maroni

The chart displays monthly wind speed patterns in Saint-Laurent-du-Maroni, with values for each month shown alongside October's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how October's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec2.73.32.72.32.21.81.51.71.72.1 m/s2.02.2
Data source: Saint-Laurent-du-Maroni October wind data, generated using information from the Copernicus Climate Change Service.

How October Weather in Saint-Laurent-du-Maroni Compares to Other Months

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

In comparing the weather of October and January, we see some notable differences and similarities. October experiences slightly higher temperatures, with a maximum of 34°C (93°F) compared to January’s peak of 31°C (88°F). Both months are warm, but October averages 27°C (81°F), while January is slightly cooler at 26°C (78°F). Precipitation levels also differ; October sees 110 mm (4.3 in) over 21 days, whereas January has more rainfall at 144 mm (5.7 in) spread across 19 days. Humidity is higher in January at 70%, compared to October's 63%. For more details about January weather in this region, check the link: Saint-Laurent-du-Maroni weather in January.

In comparing the weather of October and February, both months exhibit warm temperatures, but October tends to be slightly hotter, with average temperatures reaching 27°C (81°F) compared to February's average of 26°C (78°F). The maximum temperatures in October can soar up to 34°C (93°F), while February peaks at 32°C (89°F). Precipitation is similar in both months, with October receiving 110 mm (4.3 in) over 21 days, slightly more than February's 108 mm (4.3 in) spread over 15 days. Humidity levels are also comparable, with February being marginally higher at 66% versus October's 63%. For more detailed insights into February's climate, you can check Saint-Laurent-du-Maroni weather in February.

In Saint-Laurent-du-Maroni, October and March exhibit similar warm climates, with October seeing slightly higher average temperatures of 27°C (81°F) compared to March's 26°C (79°F). Both months have a minimum temperature of 22°C (72°F), but October can reach higher maximums of 34°C (93°F) versus March's peak of 32°C (89°F). Precipitation levels are comparable, with October receiving 110 mm (4.3 in) over 21 days and March just slightly more at 113 mm (4.5 in) across 17 days. Additionally, October's humidity averages around 63%, while March sees a slight increase to 66%. To learn more about the specific weather conditions in March, visit Saint-Laurent-du-Maroni weather in March.

In comparing the weather of October and April, both months in Saint-Laurent-du-Maroni exhibit warm temperatures, but April experiences slightly cooler averages, with a minimum of 22°C (72°F) and an average of 26°C (79°F), while October maintains a higher average of 27°C (81°F). Precipitation levels, however, vastly differ, as April sees significantly more rainfall at 304 mm (12.0 in) across 25 days compared to October’s 110 mm (4.3 in) over 21 days. Additionally, humidity levels in April are marginally higher at 66%, versus October's 63%. For a more detailed look at the weather in April, you can check Saint-Laurent-du-Maroni weather in April.

When comparing the weather in October and May, both months feature warm temperatures with minimal differences; October has an average temperature of 27°C (81°F), while May boasts a slightly lower average of 26°C (79°F). However, May sees a significant increase in precipitation, with 410 mm (16.2 in) across 29 days, compared to October's 110 mm (4.3 in) over 21 days. Humidity levels are also slightly higher in May at 68%, compared to October's 63%. For more detailed information, you can visit Saint-Laurent-du-Maroni weather in May.

In comparing the weather of October and June, we observe that both months have similar minimum temperatures, averaging around 22°C (72°F). However, October tends to be slightly warmer overall, with an average temperature of 27°C (81°F) compared to June's 26°C (79°F). The rainfall pattern, however, differs significantly; June experiences substantially more precipitation, with 420 mm (16.5 in) over 29 days, while October records just 110 mm (4.3 in) over 21 days. Additionally, the humidity is noticeably higher in June at 86%, compared to October's 63%. For more detailed insights, you can check Saint-Laurent-du-Maroni weather in June.

In comparing the weather between October and July, both months experience similar minimum temperatures, averaging around 22°C (72°F). However, October tends to be slightly warmer overall with an average temperature of 27°C (81°F), compared to July's 26°C (79°F). While July receives significantly more rainfall, totaling 318 mm (12.5 in) over 28 days, October's precipitation is much lower at 110 mm (4.3 in) across 21 days. Humidity levels are also higher in July at 76%, versus October’s 63%. For more detailed insights, you can check Saint-Laurent-du-Maroni weather in July.

In October, the weather in Saint-Laurent-du-Maroni features slightly lower temperatures, with a maximum of 34°C (93°F) compared to August's peak of 35°C (95°F). Both months share a similar minimum of 22°C (72°F) and average temperature of 27°C (81°F). However, October experiences less precipitation at 110 mm (4.3 in) over 21 days, while August sees significantly more rain at 171 mm (6.7 in) over 23 days. Additionally, humidity remains high in both months, with October at 63% and August slightly higher at 65%. For more detailed insights about August weather, you can check Saint-Laurent-du-Maroni weather in August.

In comparing the weather of October and September, both months exhibit similar average temperatures, with a minimum of 22°C (72°F) and an average of 27°C (81°F). However, September tends to have a slightly higher maximum temperature at 35°C (95°F), compared to October's peak of 34°C (93°F). Additionally, October experiences greater precipitation with 110 mm (4.3 in) over 21 rainy days, whereas September has 130 mm (5.1 in) across 19 days. Humidity levels are fairly consistent, with October at 63% and September at 62%. For more detailed information on September weather, you can refer to Saint-Laurent-du-Maroni weather in September.

In October, temperatures in Saint-Laurent-du-Maroni typically range from a minimum of 22°C (72°F) to a maximum of 34°C (93°F), with an average of 27°C (81°F). The month sees about 110 mm (4.3 in) of precipitation over 21 days, contributing to a humidity level of 63%. In contrast, November experiences slightly lower maximum temperatures (33°C or 92°F) but maintains the same minimum and average temperatures. However, it significantly increases in precipitation, recording 257 mm (10.1 in) over 28 days and rising humidity to 74%. For more detailed information, you can check the Saint-Laurent-du-Maroni weather in November.

In October, the weather is generally warm and slightly humid, with temperatures ranging from a minimum of 22°C (72°F) to a maximum of 34°C (93°F). However, it experiences significant rainfall, with 110 mm (4.3 in) over 21 days, leading to a humidity level of 63%. By December, the temperatures decrease slightly, with a minimum of 21°C (70°F) and a maximum of 32°C (89°F), while the average stands at 26°C (79°F). Nonetheless, December sees a considerable increase in precipitation, totaling 277 mm (10.9 in) over 29 days, contributing to a higher humidity of 79%. For more detailed weather information, you can visit Saint-Laurent-du-Maroni weather in December.

Compare Saint-Laurent-du-Maroni's Climate with Cities Worldwide

Conclusion: What to Expect From October Weather in Saint-Laurent-du-Maroni

In October, Saint-Laurent-du-Maroni experiences a notable shift in weather as the transition into the rainy season begins. With an average temperature of around 27°C (81°F), this month stands out due to its increased humidity and elevated precipitation, averaging 110 mm (4.3 in) over 21 days. This makes October feel more sultry compared to the cooler and drier months prior, creating a humid atmosphere that can be quite refreshing yet challenging for some. It's a time when the lush landscapes come alive, accentuating the area's vibrant natural beauty. For a deeper dive into the nuances of the weather throughout the year, check out our detailed page on Saint-Laurent-du-Maroni Climate.