Last updated: August 21, 2025
Experience the charm of English Harbour Town, Antigua and Barbuda in September, where the tropical climate offers a delightful blend of warmth and humidity. With average temperatures hovering around 28°C (82°F) and maximums reaching 29°C (85°F), visitors will feel the inviting embrace of the sun. However, be prepared for occasional rain, as September sees 144 mm (5.7 in) of precipitation spread across 21 days, resulting in an 80% humidity level that adds to the vibrant atmosphere. Ideal for those who appreciate a lush landscape, the month promises a refreshing, albeit slightly wet, Caribbean experience.
In September, English Harbour Town, Antigua and Barbuda, experiences warm and inviting temperatures that reflect the end of summer. With a minimum temperature of 25°C (77°F) and an average of 28°C (82°F), the month brings a gentle warmth that is perfect for outdoor activities and relaxation. The maximum temperature reaches up to 29°C (85°F), providing plenty of sunshine ideal for enjoying the stunning beaches or exploring the vibrant culture. This slight increase in warmth compared to the earlier months indicates a gradual transition toward the wet season, yet it remains a delightful time for travelers seeking a sun-soaked escape. Overall, September’s temperatures remain consistent with the preceding months, creating a comfortable atmosphere that beckons visitors to indulge in the beauty of this tropical paradise.
September marks a significant shift in precipitation patterns for English Harbour Town, Antigua and Barbuda. With a remarkable 144 mm (5.7 in) of rain over 21 days, September is the wettest month of the year, showcasing a peak in rainfall that contrasts sharply with the drier early months. This increase continues the trend set in the previous months, where July and August also witness heightened precipitation, but not nearly to the same extent. As the summer transitions to fall, the rainy days accumulate, ushering in a lush, tropical atmosphere that revitalizes the landscape and nourishes the local flora. The drop in rainfall follows in October, indicating a shift towards drier conditions, but September’s rainfall undeniably marks a peak period of tropical downpours, illustrating the dynamic weather patterns characteristic of the region.
In September, humidity in English Harbour Town, Antigua and Barbuda registers at a moderate 80%, continuing the trend of slightly elevated levels seen throughout the summer months. As the wet season approaches its peak, this figure is notably a dip from the higher humidity of 84% in July and 83% in August, yet it remains comparable to the autumn months of October and November, both at 79% and 80%, respectively. Overall, while September's humidity reflects a slight easing from the summer's peak, it still contributes to the tropical feel of this charming coastal town, setting the stage for lush landscapes and vibrant local culture as the season transitions.
In September, English Harbour Town experiences a UV Index of 13, falling into the extreme exposure category, with a burn time of just 10 minutes. This trend reflects the sustained intensity of sunlight throughout the summer months, as September maintains the same high readings observed from June to August. As the year transitions towards October, the UV Index begins to dip slightly, signaling the onset of cooler weather while still emphasizing the need for sun protection. With such high UV levels, it’s crucial for visitors and locals alike to remain vigilant in their sun safety efforts. For detailed UV trends throughout the year, check out English Harbour Town UV Index.
UV Risk Categories
September in English Harbour Town, Antigua and Barbuda, offers a radiant 321 hours of sunshine, continuing the trend of plentiful sunlight that characterizes the summer months. After the peak of 361 hours in July, sunlight remains abundant as it gently transitions into the autumn season. Though slightly less than August’s 352 hours, September still provides ample opportunity for outdoor activities and relaxation under the sun. This pleasant weather prepares visitors for a beautiful October, which maintains the sunshine trend with 318 hours. Overall, the gradual shift from summer to fall offers a delightful atmosphere for both locals and tourists to enjoy the stunning coastal views and vibrant island life.
As September rolls in, English Harbour Town boasts a 58% chance of sunny weather, marking a noticeable improvement from the drier months of June and July, which saw only 26% and 50% sunshine, respectively. This trend suggests a return to brighter skies, similar to those in the earlier months of the year, with January at 58% and February peaking at 71%. Furthermore, September's sunny potential aligns well with the overall seasonal shift towards sunnier days as the temperatures begin to stabilize, making it an inviting time for visitors looking to enjoy the breathtaking views and vibrant atmosphere of Antigua and Barbuda.
In September, English Harbour Town, Antigua and Barbuda enjoys a delightful 12 hours of daylight, maintaining the same duration as the preceding month of August. This marks a continuation of the summer's longer days, as the region basks in an abundance of sunlight. Following September, daylight gradually begins to taper off, leading into the fall months where daylight dips to 11 hours by October. Overall, the daylight pattern reveals a peak during the summer with 13 hours in both June and July, before gently transitioning into shorter days as the year progresses. This rhythmic shift beautifully encapsulates the changing seasons of this tropical paradise.
As September rolls into English Harbour Town, Antigua and Barbuda, the winds gently soften, bringing the average speed down to 5.2 m/s (12 mph)—the calmest of the year. This delicate dip follows a summer of mild breezes, peaking notably in July at 8.3 m/s (19 mph). As the island transitions from the heat of summer into the cooler autumn months, September heralds a tranquil atmosphere, ideal for leisurely strolls along the shoreline. In contrast to the more robust winds experienced earlier in the year, such as February's brisk 9.2 m/s (21 mph), September's gentler gusts invite relaxation and contemplation, making it a charming time to soak in the idyllic surroundings of this Caribbean paradise.
Weather in English Harbour Town varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in English Harbour Town, focusing on differences in temperature, rainfall, humidity, and UV levels.
In comparing the weather of September and January, September tends to be much warmer and wetter. The average temperature in September reaches 28°C (82°F), with a minimum of 25°C (77°F) and a maximum of 29°C (85°F). In contrast, January is slightly cooler, with an average temperature of 25°C (78°F), a minimum of 23°C (73°F), and a maximum of 27°C (80°F). Additionally, September experiences significantly higher precipitation, with 144 mm (5.7 in) over 21 days, while January sees much less at 34 mm (1.4 in) over just 12 days. Humidity levels are also comparable, with September at 80% and January at 77%. For a detailed overview, you can check English Harbour Town weather in January.
September and February show distinct differences in weather patterns. In September, temperatures range from a minimum of 25°C (77°F) to a maximum of 29°C (85°F), with an average of 28°C (82°F). This month experiences significant rainfall, averaging 144 mm (5.7 in) over 21 days, accompanied by high humidity levels at 80%. In contrast, February presents a milder climate, with temperatures ranging from 22°C (72°F) to a maximum of 26°C (80°F) and an average temperature of 25°C (77°F). Precipitation drops considerably to 36 mm (1.4 in) across 14 days, while humidity slightly decreases to 76%. For more detailed information on February weather, you can visit English Harbour Town weather in February.
In comparing the weather between September and March, we observe some notable differences. September experiences warmer temperatures, with an average of 28°C (82°F) compared to March's cooler average of 25°C (77°F). Additionally, September sees significantly more precipitation, with 144 mm (5.7 in) over about 21 days, while March only receives 31 mm (1.2 in) across 11 days. Humidity levels are also slightly higher in September at 80%, compared to 76% in March. For a more detailed look at the weather conditions during March, you can visit English Harbour Town weather in March.
In comparing the weather of September and April, we see distinct differences in temperature and precipitation. September tends to be warmer, with average temperatures around 28°C (82°F) and highs reaching up to 29°C (85°F). In contrast, April experiences slightly cooler temperatures, averaging 25°C (78°F) with maximums of 27°C (82°F). Additionally, September is much wetter, receiving 144 mm (5.7 in) of rain over 21 days, whereas April has only 38 mm (1.5 in) of precipitation over 14 days. Despite these differences, humidity levels are relatively comparable, with September at 80% and April at 78%. For more specific details, you can check English Harbour Town weather in April.
September and May offer distinctly different weather experiences. In September, temperatures are slightly warmer, with averages around 28°C (82°F) and high humidity at 80%. However, this month also sees significant rainfall, with 144 mm (5.7 in) occurring over 21 days. In contrast, May has milder conditions, with an average temperature of 26°C (79°F) and lower precipitation of 49 mm (1.9 in) over just 15 days, and a humidity level of 79%. Overall, September tends to be more humid and wetter compared to May. For more detailed information about weather patterns, you can check the English Harbour Town weather in May.
In comparing the weather of September and June, we notice that September tends to be slightly warmer, with average temperatures reaching 28°C (82°F) compared to June's 27°C (80°F). Both months experience high humidity, with September at 80% and June at 81%. However, a significant difference lies in precipitation; September sees much more rainfall, accumulating 144 mm (5.7 in) over 21 days, whereas June receives only 52 mm (2.0 in) over 14 days. This indicates that while June may be marginally cooler, it generally experiences a drier climate compared to the wetter conditions of September. For a closer look at weather specifics, you can explore English Harbour Town weather in June.
In comparing the weather between September and July, both months feature similar temperature ranges, with July having an average temperature of 27°C (81°F) and September slightly warmer at 28°C (82°F). However, September experiences significantly higher precipitation, totaling 144 mm (5.7 in) across 21 days, while July sees only 81 mm (3.2 in) over 19 days. Additionally, humidity levels are slightly lower in July at 84% compared to September's 80%. Overall, while both months are warm and humid, September tends to be wetter. For more detailed information about the weather in July, you can check English Harbour Town weather in July.
In comparing the weather of September to August, we see a slight increase in temperature, with September averaging 28°C (82°F) compared to August’s 27°C (82°F). Both months have similar minimum and maximum temperatures, hovering around 25°C (77°F) and 29°C (85°F) respectively. However, September is significantly wetter, receiving 144 mm (5.7 in) of precipitation over 21 days, compared to August’s 97 mm (3.8 in) across 18 days. Humidity levels are also slightly lower in September at 80% compared to August’s 83%, making September feel a bit less sticky despite the increased rain. For more detailed information about August weather, you can visit English Harbour Town weather in August.
In comparing the weather of September and October, both months experience warm temperatures, with September having a slightly higher average temperature of 28°C (82°F) compared to October's 27°C (81°F). Both months show a consistent minimum of 25°C (77°F) and a maximum of 29°C (85°F). However, October sees a reduction in precipitation with 109 mm (4.3 in) over 18 days, compared to September's 144 mm (5.7 in) over 21 days, indicating relatively drier conditions. Humidity remains quite similar, with September at 80% and October slightly lower at 79%. For more detailed weather insights for October, check English Harbour Town weather in October.
In comparing the weather between September and November, we see a slight cooling trend with November's temperatures ranging from a minimum of 24°C (76°F) to a maximum of 28°C (83°F), compared to September's 25°C (77°F) to 29°C (85°F). Both months experience high humidity levels at 80%, but November benefits from reduced precipitation, totaling 94 mm (3.7 in) over 17 days, whereas September sees more rain with 144 mm (5.7 in) across 21 days. For more detailed information on weather conditions specific to this time, you can refer to this link: English Harbour Town weather in November.
In comparing the weather between September and December, we notice some subtle but notable differences. September tends to be warmer, with an average temperature of 28°C (82°F) and maximums reaching up to 29°C (85°F). In contrast, December’s temperatures range slightly cooler, with an average of 26°C (79°F) and a maximum of 28°C (82°F).
Moreover, September is characterized by much higher precipitation, totaling 144 mm (5.7 in) over 21 days, compared to December, which sees only 52 mm (2.1 in) over 18 days. Humidity levels are also somewhat lower in December at 78%, compared to September’s 80%. For more details on the weather in December, you can visit English Harbour Town weather in December.
September in English Harbour Town brings warm temperatures, characterized by high humidity levels and increased rainfall compared to other months. While the average temperature remains pleasant, the unique combination of elevated precipitation and humidity can create a more muggy atmosphere, making the air feel heavier. This time of year sees frequent rain showers, leading to a lush and vibrant landscape, perfect for nature enthusiasts. If you're planning a visit, be prepared for the possibility of brief downpours amid the tropical warmth. For a deeper insight into what to expect, check out the detailed information on the English Harbour Town Climate.