Last updated: January 18, 2025
Island Harbour, Anguilla, is characterized by a tropical savanna climate (Köppen-Geiger classification: Aw). The region enjoys a consistently warm atmosphere, with minimum temperatures reaching 22°C (72°F) in February, while average temperatures hover around a pleasant 26°C (80°F) year-round. The warmth peaks in September, with temperatures averaging a maximum of 29°C (85°F), creating an inviting environment for visitors and residents alike. This climatic stability underscores Island Harbour's appeal as a tropical paradise, making it a prime destination for sun-seekers and nature enthusiasts.
In Island Harbour, Anguilla, temperature patterns exhibit a subtle yet distinct seasonal rhythm throughout the year. The cooler months of January and February see minimum temperatures around 22-23°C (72-74°F), accompanied by average highs of 25-27°C (77-80°F), offering a pleasant climate. As spring transitions into summer, temperatures gradually heat up, with May marking a noticeable increase as averages rise to approximately 26°C (79°F) and peaking at 28°C (82°F) in July and August. These summer months also feature the highest maximum temperatures, reaching 29°C (84-85°F). As autumn unfolds, the temperatures begin to stabilize, maintaining an average of around 27-28°C (80-82°F) in October and November. By December, the cycle returns to slightly cooler conditions, echoing the temperatures of the early year but remaining comfortably warm, highlighting the region's inviting tropical climate.
Island Harbour experiences a mild climate, with temperatures ranging from a minimum of 22°C (72°F) in February to a maximum of 29°C (85°F) in September, making it an inviting destination throughout the year. For more detailed information on monthly temperatures, visit monthly temperatures in Island Harbour.
Precipitation in Island Harbour, Anguilla exhibits a clear seasonal pattern, with relatively low rainfall during the early months of the year. From January to April, monthly averages hover between 28 mm (1.1 in) and 36 mm (1.4 in), accompanied by about 11 to 13 rainy days. This dry spell makes these months particularly appealing for visitors seeking sunny skies. Conversely, the summer months herald a significant increase in rainfall, with July and August experiencing sharp rises to 82 mm (3.2 in) and 83 mm (3.3 in), respectively, and precipitation remaining high as September introduces the wettest month, bringing 157 mm (6.2 in) of rain over approximately 21 rainy days.
As the year progresses towards the end of the rainfall season, October and November still see substantial precipitation, with 115 mm (4.5 in) and 94 mm (3.7 in) falling, respectively. This trend continues into December with 48 mm (1.9 in) of rainfall, signifying a gradual drying out as the year closes. The total number of rain days during this period peaks in September at 21 days, indicating the region's transition from the summer rainy season to the drier part of the year. The overall climate, marked by this seasonal variability in precipitation, provides a unique balance that supports the lush landscapes of Island Harbour while catering to varied tourist experiences.
In Island Harbour, Anguilla, sunshine duration showcases a clear seasonal trend, with a notable increase in daylight hours as the year progresses. Beginning in January with 257 hours of sunshine, the months gradually brighten, culminating in the peak month of May, where the sun shines for an impressive 362 hours. This upward trajectory continues into the summer, with July and August maintaining nearly equal sun exposure at 361 hours and 352 hours, respectively. The high levels of sunshine during these months not only enhance the beauty of the island's tropical landscapes but also attract visitors eager to bask in the warm Caribbean sun.
As the year transitions into autumn and winter, sunshine hours start to taper off but remain significantly abundant. September and October see 320 hours and 318 hours, respectively, while November experiences a slight decline to 306 hours. Despite this decrease, daylight hours remain robust compared to the earlier months. December offers a pleasant 322 hours, suggesting that even during the winter, the region enjoys a vibrant sun-filled atmosphere. This consistent availability of sunshine throughout the year underlines Island Harbour’s appeal as a sun-kissed destination, making it a year-round haven for outdoor adventures and relaxation.
In Island Harbour, Anguilla, the UV Index highlights the region's intense sun exposure, particularly during the peak months from February to September. Starting the year with a UV Index of 9 in January, conditions quickly escalate, reaching a remarkable 11 in February and peaking at 14 in September. Most of these months fall within the "extreme" exposure category, which indicates a burn time of just 10 minutes. This shows the potential for harmful UV radiation, underscoring the importance of sun protection during these peak periods, especially for visitors engaging in outdoor activities.
Notably, after the summer months, the UV Index begins to decline with October recording a 12, before returning to a very high category of 9 in both November and December. Despite the reduction, the burn time increases to 15 minutes during these months, suggesting a slightly lower risk of sunburn but still necessitating precautions. Overall, the consistent presence of high UV levels throughout the year reflects the need for awareness and protection measures, ensuring that residents and visitors to Island Harbour can enjoy the sun while staying safe.
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In Island Harbour, Anguilla, daylight duration reflects a consistent tropical rhythm throughout the year, beginning with approximately 11 hours of daylight in January and February. This steady pattern provides a reliable backdrop for outdoor activities and beach enjoyment during the cooler months. As March arrives, daylight begins to increase slightly to 12 hours, which continues during April and May, further enhancing the daytime experience as visitors enjoy more time under the sun in the pleasant spring climate.
The trend peaks during the summer months of June and July, where daylight extends to 13 hours, offering ample opportunity for exploration of the island's natural beauty. However, as the year approaches its end, daylight gradually decreases, returning to 12 hours in August and September, before settling back to 11 hours for the final months of the year. This consistent availability of daylight throughout the year plays a crucial role in shaping the vibrant lifestyle of Island Harbour, allowing residents and tourists to make the most of their time in this sunny paradise.
The climate in Island Harbour, Anguilla, is characterized by warm temperatures year-round, with averages ranging from 25°C (77°F) in January and February to 28°C (82°F) in the warmer months of May through September. Rainfall is more prevalent in September, reaching 157 mm (6.2 in), while the driest months tend to be January and March, with around 28-35 mm (1.1-1.4 in) of precipitation. The area enjoys abundant sunshine, particularly in May, with 362 hours of sunlight. Overall, Island Harbour offers a tropical climate ideal for outdoor activities and beach visits. For more details, visit Island Harbour climate.
In conclusion, Island Harbour, Anguilla, offers a captivating blend of climate elements that contribute to its allure as a prime destination for sun-seekers and nature enthusiasts alike. With its warm temperatures, abundant sunshine, and a notable UV Index that underscores the necessity for sun protection, the region fosters an inviting environment for outdoor activities year-round. Seasonal variations in precipitation and daylight duration highlight a dynamic landscape that supports a rich ecosystem while catering to a vibrant lifestyle. Overall, Island Harbour emerges as a tropical paradise where residents and visitors can fully embrace the beauty and warmth of the Caribbean, making it an idyllic locale for relaxation and adventure.