September Weather in Simson Bay Village, Sint Maarten

Last updated: October 31, 2025

In September, Simson Bay Village, Sint Maarten, experiences a tropical climate characterized by mild temperatures and elevated humidity levels. With an average temperature hovering around 28°C (82°F), daily highs reach a comfortable 29°C (85°F), while cool nights drop to 25°C (77°F). However, this month is notably wet, with precipitation totaling 161 mm (6.3 in) across 22 rainy days, leading to a humidity level of approximately 80%. Visitors should prepare for intermittent showers but can still enjoy the lush landscapes and vibrant atmosphere that accompany this tropical paradise.

September Temperature in Simson Bay Village

In Simson Bay Village, Sint Maarten, September ushers in warm and inviting temperatures, making it a lovely time to visit. With minimums around 25°C (77°F) and a comfortable average of 28°C (82°F), the heat peaks at a balmy 29°C (85°F), mirroring the trends of the preceding summer months. This slight elevation in temperature compared to August sets the stage for a tropical ambiance, perfect for beach lovers and sun-seekers alike. As the month progresses, the atmosphere remains consistently warm, inviting visitors to indulge in water activities and explore the vibrant island life. Overall, September offers a mellow yet enticing climate, ideal for enjoying the beauty of this Caribbean paradise.

September Weather in Simson Bay Village: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Simson Bay Village, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Simson Bay Village, September typically has an average temperature of 28°C (82°F), with highs reaching up to 29°C (85°F) and lows dropping to around 25°C (77°F).
JanFebMarAprMayJunJulAugSepOctNovDec777777787980818282818079
Data source: Temperature data for Simson Bay Village 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.

September Precipitation in Simson Bay Village

September in Simson Bay Village, Sint Maarten, brings a dramatic surge in precipitation, with 161 mm (6.3 in) of rain falling over the course of an average of 22 days. This peak in rainfall marks a sharp increase compared to the summer months, with August's total at 87 mm (3.4 in) and July's 83 mm (3.3 in). The island experiences a notable shift as it transitions into the wet season, characterized by frequent showers that often enhance the lush landscape. As the month progresses, these rainy days create a vibrant, tropical atmosphere, marking September as the wettest month of the year. The combination of increased rainfall and the number of precipitation days serves as a reminder of nature’s dynamism in this beautiful Caribbean locale.

September Precipitation Trends in Simson Bay Village

The chart displays monthly precipitation patterns in Simson Bay Village, with values for each month alongside September’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how September’s conditions compare to those of other months. In Simson Bay Village, September typically receives around 161 mm (6.3 inches) of precipitation spread over approximately 22 days.
JanFebMarAprMayJunJulAugSepOctNovDec35352735495084881611139648
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Simson Bay Village

In September, Simson Bay Village experiences a slight dip in humidity to 80%, maintaining a pattern seen throughout the summer months. This period typically features a gradual rise in humidity, starting from 77% in January and hitting a peak of 83% in July. Following the summer, September's humidity indicates a seasonal transition, providing a more comfortable atmosphere as it aligns with the trend of a slight decrease heading into October at 79%. Overall, the humidity fluctuations reflect the island's tropical climate, making September a balanced month as the heat begins to wane.

September Average Humidity in Simson Bay Village

This chart illustrates the average monthly humidity levels in Simson Bay Village, with September’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In September, average humidity in Simson Bay Village is approximately 80%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec77%77%77%78%79%81%83%82%80%79%79%78%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Simson Bay Village

As September rolls into Simson Bay Village, visitors and locals alike should be prepared for extreme sun exposure, with a UV Index peaking at 14. This marks a notable increase from the already high levels seen in the preceding months, maintaining a consistent burn time of just 10 minutes for unprotected skin. The trend throughout the year shows that as we move from January's moderate UV Index of 9 to September’s intense peak, it's crucial to prioritize sun safety practices. With a steady diet of extreme exposure from February through August and continuing into October, awareness and protection are key. For more detailed information on the UV Index and tips on staying safe in the sun, check out Simson Bay Village UV Index.

Maximum UV Index Levels in Simson Bay Village for September

The chart shows the monthly maximum UV Index (UVI) for Simson Bay Village in September, 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 September, the maximum UV index in Simson Bay Village typically reaches 14, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec911131313131313141299
Data source: Simson Bay Village September 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.

September Sunshine in Simson Bay Village

As summer begins to fade, September in Simpson Bay Village, Sint Maarten, continues to bask in the warmth of abundant sunshine, boasting an impressive 322 hours of sunlight. This month, while slightly less brilliant than the sunnier weeks of May and July, still holds its own in the realm of radiance, showcasing the island's charm and allure. The trend of steady sunlight persists, with September's hours aligning closely with the early fall months of October and November. Visitors can relish in the transition, enjoying long beach days and vibrant sunsets while experiencing the island's character before the holiday rush approaches. Whether lounging on the shore or exploring local attractions, September serves as a reminder that the beauty of Sint Maarten shines on, even as the seasons change.

Monthly Sunshine Duration in Simson Bay Village: September Highlighted

The September sunshine duration represents the total number of hours Simson Bay Village experiences direct sunlight during the month of September, excluding cloudy or obstructed periods. This chart compares the sunshine duration of September with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec259h299h350h349h363h344h362h351h322h322h308h323h
Data source: Simson Bay Village September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Simson Bay Village During September

As summer fades, September in Simpson Bay Village, Sint Maarten heralds a transitional phase in weather patterns. With a 58% chance of sunny days, this month marks a modest increase compared to the comparatively cloudy months of June and August. The sunny days in September invite visitors to enjoy the tail end of the summer warmth, striking a balance between the vibrancy of summer and the onset of autumn. Following this month, the likelihood of sunshine picks up again in October and November, suggesting that while September may bring occasional clouds, it's still a delightful time to explore the island's natural beauty.

Percentage of Sunny Days in September in Simson Bay Village

The chart illustrates the percentage of sunny days in Simson Bay Village throughout the year, with September 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 Simson Bay Village experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec57%72%72%48%60%25%50%47%58%56%67%66%
Data source: Simson Bay Village September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Simson Bay Village in September

As September unfolds in Simson Bay Village, Sint Maarten, daylight lingers for 12 hours, mirroring the longer days of late spring and summer. This period signifies a gradual transition from the longer days of summer, which peak at 13 hours in June and July, down to the more concise daylight hours of fall and winter. August also enjoys 12 hours of sunlight, making September a continuation of that sweet summer glow before the daylight begins to dwindle again. Throughout the year, daylight duration varies subtly, with 11 hours in winter and reaching a maximum in mid-year, painting a picturesque picture of tropical rhythm and seasonal change. Embrace the vibrant sunsets of September before shorter days return!

Average Daylight Hours in Simson Bay Village for September

The chart illustrates the variation in daylight duration in Simson Bay Village throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec11h 10m11h 32m12h 2m12h 33m12h 58m13h 10m13h 4m12h 41m12h 12m11h 42m11h 16m11h 3m
Data source: Simson Bay Village daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Simson Bay Village

In Simson Bay Village, Sint Maarten, the September winds offer a noticeable lull in comparison to the vibrant breezes of summer. With an average wind speed of just 5.3 m/s (12 mph), it's the calmest month of the year, offering a serene atmosphere that invites relaxation and contemplation. This gentle shift follows the stronger gusts of July and August, which feature winds averaging 8.5 m/s (19 mph) and 7.2 m/s (16 mph), respectively. As the island transitions from summer to autumn, September serves as a peaceful interlude, highlighting the region's diverse climate while paving the way for the slightly brisker conditions of October and November. Embrace the softer zephyrs of September as they provide a perfect backdrop for leisurely afternoons and picturesque sunset strolls along the beach.

Average September Wind Speed in Simson Bay Village

The chart displays monthly wind speed patterns in Simson Bay Village, with values for each month shown alongside September's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how September's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec6.99.07.46.47.28.28.57.25.3 m/s6.36.28.1
Data source: Simson Bay Village September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Simson Bay Village Compares to Other Months

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

In September, the weather is warmer, with average temperatures around 28°C (82°F) and maximums reaching up to 29°C (85°F). The month is also notably wetter, receiving 161 mm (6.3 in) of precipitation over 22 days, coupled with high humidity levels of 80%. In contrast, January brings slightly cooler temperatures, with an average of 25°C (78°F) and a maximum of 27°C (81°F). Precipitation is much lower in January, with only 35 mm (1.4 in) over 14 days and a humidity level of 77%. For a detailed look at the weather specifics, you can check out Simson Bay Village weather in January.

In September, the weather is notably warmer and more humid, with average temperatures reaching around 28°C (82°F) and a maximum of 29°C (85°F). This month also experiences significant rainfall, with 161 mm (6.3 in) of precipitation over 22 days. In contrast, February offers milder conditions, with average temperatures around 25°C (77°F) and a maximum of 26°C (80°F). Precipitation is markedly lower, totaling only 35 mm (1.4 in) over 11 days, and the humidity is slightly reduced at 77%. For more details on February weather, you can check Simson Bay Village weather in February.

September and March exhibit notable differences in weather conditions. In September, temperatures are generally warmer, with minimums around 25°C (77°F) and maximums reaching up to 29°C (85°F). The month is also characterized by higher humidity levels at 80% and significant precipitation, totaling 161 mm (6.3 in) over 22 days. In contrast, March features milder temperatures, with a minimum of 22°C (73°F) and maximums of 26°C (79°F), along with much lower precipitation of only 27 mm (1.1 in) spread over 10 days. Humidity in March is slightly lower at 77%, making for a more comfortable climate. For a detailed look at March weather, you can visit Simson Bay Village weather in March.

In comparing the weather between September and April, September tends to be warmer and significantly wetter. With average temperatures ranging from a minimum of 25°C (77°F) to a maximum of 29°C (85°F), September offers an average of 28°C (82°F). In contrast, April’s temperatures are slightly cooler, with a minimum of 23°C (74°F) and a maximum of 27°C (81°F), averaging at 25°C (78°F).

Moreover, September experiences considerable rainfall with 161 mm (6.3 in) over 22 days, making it one of the wetter months, while April has much less precipitation at only 35 mm (1.4 in) across 11 days. Humidity also remains high in both months, but September is slightly more humid at 80% compared to April’s 78%. To learn more about the weather specifics in April, you can check Simson Bay Village weather in April.

When comparing the weather in September and May, it is clear that September tends to be warmer and wetter. September boasts an average temperature of 28°C (82°F), with maximums reaching up to 29°C (85°F) and a high humidity level of 80%. In contrast, May has slightly cooler temperatures, averaging 26°C (79°F), with maximums around 28°C (82°F) and a marginally lower humidity of 79%. Additionally, September experiences significant rainfall, accumulating 161 mm (6.3 in) over 22 days, while May is much drier, with only 49 mm (1.9 in) over 11 days. For more detailed information, you can check Simson Bay Village weather in May.

When comparing the weather in September and June, both months experience similar temperature ranges, with minimum temperatures around 25°C (77°F) and average highs reaching up to 29°C (85°F) in September and 28°C (83°F) in June. However, September is significantly wetter, with a rainfall total of 161 mm (6.3 in) spread over 22 days, in stark contrast to June's lighter 50 mm (2.0 in) over 14 days. The humidity levels are quite comparable, hovering around 80% in September and 81% in June, contributing to the tropical feel of the region. For more detailed insights, you can check Simson Bay Village weather in June.

In comparing the weather of September and July, we see some notable differences despite the temperatures being quite similar. Both months have a minimum temperature of 25°C (77°F) and maximum temperatures that hover around 29°C (85°F for September and 84°F for July). However, September tends to be slightly warmer on average at 28°C (82°F) compared to July's 27°C (81°F).

Precipitation levels also vary significantly, with September receiving a much higher total of 161 mm (6.3 in) over 22 days, while July sees only 83 mm (3.3 in) across 17 days, indicating that September is notably wetter. Humidity levels are relatively high in both months, with September at 80% and July slightly higher at 83%. For a more detailed look at July weather, you can check Simson Bay Village weather in July.

In comparing the weather between August and September, both months share similar temperature ranges, with minimums around 25°C (77°F) and average temperatures of 28°C (82°F). However, September experiences significantly more rainfall, with 161 mm (6.3 in) over 22 days, compared to August's 87 mm (3.4 in) over 16 days. Humidity levels remain relatively consistent, with September at 80% and August at 82%. For more detailed weather information, you can visit Simson Bay Village weather in August.

In comparing the weather of September and October, we see a slight decrease in average temperatures, with September averaging 28°C (82°F) compared to October's 27°C (81°F). While both months have a minimum temperature of 25°C (77°F) and a maximum of 29°C (84°F in October and 85°F in September), October tends to be slightly drier, receiving 113 mm (4.5 in) of precipitation over 18 days, whereas September is wetter with 161 mm (6.3 in) over 22 days. Humidity remains quite similar, with September at 80% and October slightly lower at 79%. For more detailed information, refer to Simson Bay Village weather in October.

In comparing the weather between September and November, we see that both months maintain warm temperatures, with September having slightly higher averages. In September, temperatures range from a minimum of 25°C (77°F) to a maximum of 29°C (85°F), while November features a min of 24°C (76°F) and a max of 28°C (83°F). Humidity levels remain fairly consistent, with September at 80% and November slightly lower at 79%. A significant difference lies in precipitation; September sees 161 mm (6.3 in) over 22 days, whereas November experiences considerably less rainfall at 96 mm (3.8 in) over 17 days. For more details about weather trends specific to November, you can visit Simson Bay Village weather in November.

In September, the weather is typically warmer, with average temperatures around 28°C (82°F) and high humidity levels of 80%. This month experiences significant rainfall, totaling 161 mm (6.3 inches) over 22 days, creating a lush, tropical atmosphere. In contrast, December brings slightly cooler temperatures, averaging 26°C (79°F), with a maximum of 28°C (82°F) and a minimum of 24°C (75°F). The precipitation is much lower at 48 mm (1.9 inches) over 16 days, and humidity levels decrease slightly to 78%. For a detailed look at the weather during this month, visit Simson Bay Village weather in December.

Compare Simson Bay Village's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Simson Bay Village

September in Simson Bay Village offers a unique tropical experience, characterized by warm temperatures, elevated humidity, and frequent rain showers. With an average temperature comfortably hovering around 28°C (82°F), this month stands out due to its substantial precipitation, featuring nearly three-quarters of the days drenched in rain. Unlike the drier seasons, September's lush ambiance transforms the landscape, making it a perfect time for those who cherish vibrant greenery and the soothing sounds of rainfall. While the weather may be a bit wetter, the warm sea and inviting temperatures ensure that visitors can still enjoy numerous outdoor activities. For a comprehensive look at weather trends throughout the year, visit Simson Bay Village Climate.