Last updated: August 21, 2025
September in Sosua, Dominican Republic offers a warm tropical climate, featuring a maximum temperature of 31°C (88°F) and an average of 27°C (81°F), with the mercury dipping to a minimum of 24°C (75°F) during the cooler nights. This month experiences a notable precipitation total of 101 mm (4.0 in) spread over approximately 15 days, making humidity levels rise to around 73%. Travelers should be prepared for occasional rain showers amidst the warm and inviting weather, ideal for enjoying the stunning beaches and vibrant local culture.
In Sosua, Dominican Republic, September brings a delightful embrace of warm temperatures, with minimums averaging around 24°C (75°F) and reaching a balmy maximum of 31°C (88°F). This month continues the trend of the summer, showcasing consistently elevated averages of 27°C (81°F), perfectly suited for beach lovers and sun-seekers alike. As September unfolds, it mirrors the warmth of August while hinting at a gradual cooling trend with October just around the corner. Whether you're basking in the sun or enjoying the vibrant local culture, the warm temperatures make for an inviting experience in this tropical paradise.
In September, Sosua experiences a notable increase in precipitation, with 101 mm (4.0 in) of rain recorded over approximately 15 days. This marks a significant rise compared to the drier summer months of June and July, which saw only 22 mm (0.9 in) and 52 mm (2.0 in), respectively. As the warm season transitions, September serves as a reminder of the Caribbean's tropical climate, shifting the weather patterns towards higher humidity and frequent showers. Interestingly, this month also stands out with rainfall amount higher than both August and October, suggesting a peak in the rainy season. The consistent precipitation in September signals the onset of autumn, leading to lush landscapes and a revitalized environment in this picturesque Dominican location.
In Sosua, Dominican Republic, September ushers in a notable spike in humidity, reaching 73%—the highest level of the year. This increase follows a summer trend, with August peaking at 71%, as the Caribbean atmosphere thickens before the transition to autumn. Throughout the year, humidity typically hovers around the mid to low 60s, with a gradual decline from winter's 65% in January to a steady decrease in May and June. However, as August culminates in a sultry end to summer, September not only maintains elevated levels but also serves as a reminder of the region's tropical character. As the months progress toward October, humidity slightly lessens to 72%, hinting at the gradual cooling down that follows, yet the balmy feel of September remains a quintessential experience of Sosua's allure.
In September, the UV Index in Sosua, Dominican Republic, stands at 12, categorizing it as extreme with a burn time of just 10 minutes. This trend of high UV exposure continues from the peak of summer months, where the index consistently reached 13. As the month shifts towards autumn, the UV levels remain significant, still urging caution for sun-seekers. This consistency in the extreme exposure category from February through September highlights the importance of sun protection during this vibrant coastal season. Visitors should remain vigilant and informed about the UV Index to enjoy the beautiful beach environment safely. For more detailed information, check out the Sosua UV Index.
UV Risk Categories
As the summer fades, September in Sosua, Dominican Republic still offers a delightful embrace of sunshine, boasting an impressive 319 hours of sunlight. This month reflects a slight dip from the July peak of 365 hours, yet remains vibrant, promising plenty of opportunities for beach lovers and outdoor enthusiasts. Following the busy summer, September’s hours remain above the average threshold typically found earlier in the year, creating a perfect balance for those seeking warmth without the crowds. With September’s warm glow, it’s clear that this coastal paradise continues to bask in abundant sunshine, leading seamlessly into the cooler months ahead.
In Sosua, Dominican Republic, September offers a pleasantly moderate 55% chance of sunny weather, making it one of the more favorable months for enjoying the sun. This is a notable improvement from the cloudier months of June and August, which see lower sun probabilities at 40% and 41%, respectively. As summer transitions into autumn, September remains relatively sunny compared to earlier months, with chances lingering closer to the higher percentages observed in spring, like April’s 56%. Thus, while the weather can be unpredictable, visitors can generally expect a good mix of sunshine and clouds, perfect for beachgoers and outdoor enthusiasts alike.
As September unfolds in Sosua, Dominican Republic, the sun graces the skies for 12 hours each day, marking a slight decrease from the sun-drenched months of summer. This month reflects an overall trend where daylight duration peaks in May and June with a joyful 13 hours, before gradually tapering off as the year transitions into autumn. After September, daylight begins to diminish further, dipping to 11 hours in October and settling at 10 hours by December. This gradual shift not only signals the changing seasons but also creates a beautiful rhythm of light that invites both locals and visitors to relish the warm, inviting days of late summer.
In September, Sosua, Dominican Republic, experiences a notable dip in wind speed, averaging a gentle 4.1 m/s (9 mph). This marks the lowest point in the year, following a summer characterized by slightly stronger breezes, peaking at 6.0 m/s (13 mph) in July. As the transition to fall unfolds, the refreshing winds that previously swept through the coastal town ease up, presenting a calmer atmosphere perfect for serene beach days. Interestingly, both September and October share this subdued wind pattern, suggesting a tranquil period in the tropical paradise. With average speeds beginning to rise again in November, the seasonal ebb and flow highlight the unique charm of Sosua's coastal climate.
Weather in Sosua varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Sosua, focusing on differences in temperature, rainfall, humidity, and UV levels.
In September, the weather is characterized by warmer temperatures, with a minimum of 24°C (75°F) and an average of 27°C (81°F), peaking at a maximum of 31°C (88°F). The month also experiences significant humidity at 73%, along with 101 mm (4.0 in) of precipitation spread over 15 days. In contrast, January sees cooler temperatures, with a minimum of 21°C (69°F) and an average of 24°C (76°F), not exceeding 28°C (82°F). The humidity is lower at 65%, and while precipitation is still present, it totals 91 mm (3.6 in) over 12 days. For more detailed information on the January weather, you can explore Sosua weather in January.
September generally experiences warmer temperatures compared to February, with minimums around 24°C (75°F) and highs reaching up to 31°C (88°F), while February sees milder conditions with lows of 20°C (69°F) and highs of 28°C (83°F). Despite the slightly higher temperatures in September, it also brings more rainfall, averaging 101 mm (4.0 in) over 15 days, compared to February's 67 mm (2.6 in) over 17 days. Additionally, September's humidity is higher at 73%, while February maintains a more comfortable 63%. For more details on February weather, you can check Sosua weather in February.
September and March present distinct weather characteristics that highlight the transition between seasons. In September, temperatures are warmer, with a minimum of 24°C (75°F) and an average reaching 27°C (81°F), peaking at 31°C (88°F). This month is also marked by significant rainfall, totaling 101 mm (4.0 in) over about 15 days, accompanied by high humidity levels at 73%. In contrast, March enjoys slightly cooler temperatures, where the minimum is 20°C (68°F) and the average is 24°C (75°F), with a maximum of 28°C (83°F). Rainfall is heavier in March, with 138 mm (5.4 in) spread across 16 days, but humidity is notably lower at 59%. For more detailed insights into March weather, check out Sosua weather in March.
In comparing the weather between September and April, September tends to be warmer and more humid. With average temperatures ranging from a minimum of 24°C (75°F) to a maximum of 31°C (88°F), September experiences a higher average temperature of 27°C (81°F), while April sees slightly cooler conditions, with temperatures ranging from 21°C (71°F) to 29°C (84°F) and an average of 25°C (77°F). Additionally, September has greater precipitation, with 101 mm (4.0 in) over 15 days, compared to April's 64 mm (2.5 in) across 12 days. The humidity in September is also notably higher at 73%, while April boasts a more comfortable 58%. For more detailed insights, you can check out Sosua weather in April.
September typically experiences warmer temperatures compared to May, with averages reaching around 27°C (81°F) and maximums of 31°C (88°F) versus May’s averages of 26°C (78°F) and maximums of 30°C (86°F). Additionally, September is considerably wetter, with precipitation totaling 101 mm (4.0 in) over 15 days, while May sees only 46 mm (1.8 in) of rainfall across 9 days. The humidity also varies significantly; September's humidity averages 73%, while May is much drier at 57%. For more details on May weather in Sosua, visit Sosua weather in May.
When comparing the weather in September and June, we notice some distinct differences. September typically features higher temperatures, with a minimum of 24°C (75°F) and an average of 27°C (81°F), peaking at a maximum of 31°C (88°F). In contrast, June sees slightly cooler temperatures, ranging from a minimum of 23°C (74°F) to a maximum of 29°C (85°F), with an average of 26°C (80°F). Additionally, September experiences significantly more rainfall, with 101 mm (4.0 in) across 15 days, compared to June's 22 mm (0.9 in) over just 7 days. Furthermore, September's humidity is higher at 73%, while June has a more comfortable humidity level of 57%. For more specific details, check out Sosua weather in June.
In comparing the weather of September and July, we see some notable differences. Both months share similar minimum and average temperatures, with September slightly warmer at a maximum of 31°C (88°F) compared to July's 30°C (87°F). However, September experiences significantly higher precipitation, with 101 mm (4.0 in) over 15 days, in contrast to July's 52 mm (2.0 in) over 11 days. This increased rainfall in September contributes to a higher humidity of 73%, while July maintains a lower humidity level of 63%. Overall, September tends to feel wetter and more humid than July. For more details on July's weather, you can check Sosua weather in July.
In comparing the weather of September to that of August, we see that both months have similar temperature ranges, with a minimum of 24°C (75°F), an average of 27°C (81°F), and a maximum of 31°C (88°F in September and 87°F in August). However, September is notably wetter, recording 101 mm (4.0 in) of precipitation over 15 days, compared to August's 55 mm (2.2 in) over 11 days. Additionally, humidity is slightly higher in September at 73%, compared to 71% in August. For more detailed information about August weather, you can check Sosua weather in August.
In September, temperatures in Sosua range from a minimum of 24°C (75°F) to a maximum of 31°C (88°F), with an average of 27°C (81°F). The month sees significant rainfall, with 101 mm (4.0 in) of precipitation spread over 15 days and a humidity level of 73%. In contrast, October experiences slightly cooler temperatures, with a minimum of 23°C (75°F) and a maximum of 30°C (87°F), yielding an average temperature of 26°C (80°F). Rainfall also decreases in October, totaling 64 mm (2.5 in) over the same number of days, while humidity remains relatively stable at 72%. For more detailed information about October weather in Sosua, you can visit Sosua weather in October.
In September, the weather tends to be warmer, with average temperatures ranging from a minimum of 24°C (75°F) to a maximum of 31°C (88°F), along with significant precipitation of 101 mm (4.0 in) over 15 days. Humidity remains high at 73%. In contrast, November experiences slightly cooler temperatures, with averages from 23°C (74°F) to a maximum of 29°C (85°F), and less rainfall at 87 mm (3.4 in) across 16 days, while humidity decreases marginally to 72%. For more detailed insights, you can check out Sosua weather in November.
In September, the weather is typically warmer with average temperatures around 27°C (81°F) and maximums reaching up to 31°C (88°F). The month also sees significant rainfall, averaging 101 mm (4.0 in) over approximately 15 days, coupled with a humidity level of 73%. In contrast, December experiences slightly cooler temperatures, with an average of 25°C (77°F) and maximums of 29°C (84°F). Precipitation decreases to 85 mm (3.4 in) but stretches over a longer period of 19 days, with humidity falling to 69%. For more details on the December climate, you can visit Sosua weather in December.
September in Sosua brings a unique blend of warmth and moisture that sets it apart from other months. With daytime temperatures averaging a comfortable 27°C (81°F) and peaks of 31°C (88°F), it’s a great time for sun-seekers. However, the month is also characterized by increased rainfall, with precipitation occurring on about half the days, contributing to a higher humidity level of 73%. This combination of heat and humidity can create a tropical feel, making it an interesting time for those looking to experience the lush landscapes of the Dominican Republic. For more detailed insights into what you can expect throughout the year, visit Sosua Climate.