Last updated: January 18, 2025
The Agalega Islands, located in Mauritius, experience a distinct tropical rainforest climate as characterized by the Koppen-Geiger climate classification (Af). With temperatures ranging from a minimum of 22°C (72°F) in July to an average of 26°C (80°F) year-round, and reaching a maximum of 29°C (85°F) in March, the islands enjoy a warm and humid atmosphere. The consistent warmth and moisture create an environment conducive to rich biodiversity, making Agalega a unique ecological paradise.
The Agalega Islands exhibit a relatively stable temperature pattern throughout the year, characterized by warm and humid conditions typical of a tropical climate. During the summer months from January to March, temperatures remain consistently high, with minimums around 25°C (77°F) and maximums peaking at 29°C (85°F), providing a warm tropical feel. As the seasons transition into late autumn and winter—April to July—there is a slight cooling trend, with July recording the lowest minimum temperature of 22°C (72°F). This seasonal shift also brings a marginal decrease in average temperatures, dropping from 27°C (81°F) in the hotter months to about 25°C (78°F) in July and August. As the year progresses into late spring and early summer, temperatures gradually rise again, underscoring the islands' overall climatic consistency with only minor fluctuations.
In Vingt Cinq, temperatures range from a minimum of 22°C (72°F) in July to a maximum of 29°C (85°F) in March, reflecting the region's warm climate throughout the year. For more detailed monthly temperature information, you can visit monthly temperatures in Vingt Cinq.
The Agalega Islands experience a notable variation in precipitation throughout the year, closely aligned with tropical monsoon patterns. The wettest months are January and December, with recorded rainfall of 208 mm (8.2 in) and 258 mm (10.2 in), respectively. February and March also contribute significant precipitation, with 188 mm (7.4 in) and 251 mm (9.9 in) of rainfall, demonstrating the islands' tendency for heavy rainfall during the summer season. Overall, these months contribute to a high number of rainy days, with January, February, and March each experiencing 24 days of precipitation.
As the year progresses into the drier months of winter and early spring, precipitation levels decline significantly. August and September mark the driest period, with only 83 mm (3.3 in) and 75 mm (3.0 in) of rainfall recorded, accompanied by fewer rainy days, reducing to 20 and 18 days, respectively. This decrease in rainfall continues into October and November, with rainfall amounts of 152 mm (6.0 in) and 123 mm (4.8 in), indicating a gradual return to wetter conditions. Despite the fluctuations, the overall precipitation profile highlights the tropical nature of Agalega, featuring pronounced wet and dry seasons that shape its unique ecological characteristics.
The Agalega Islands bask in considerable sunshine throughout the year, with December emerging as the sunniest month, recording an impressive 362 hours of sunlight. Following closely behind, October and November also deliver abundant sunshine, with 351 hours and 350 hours, respectively, making these months perfect for outdoor activities. In contrast, the first quarter of the year, specifically January to March, shows a gradual increase in sunshine, peaking in March with 342 hours, effectively marking the transition into the sunnier and warmer months of late spring and early summer.
As the seasons evolve, hours of sunshine generally remain consistent with only slight fluctuations. During the summer months from April to August, Agalega continues to benefit from robust sunshine, with monthly totals hovering between 319 hours and 337 hours, maintaining a pleasant and bright environment. The duration of sunshine then stabilizes into the fall, revealing a slight tapering off as the year progresses toward winter. Overall, the consistent high levels of sunshine throughout the year highlight Agalega's favorable tropical climate, providing ample opportunity for both residents and visitors to enjoy the islands' natural beauty and recreational offerings.
In the Agalega Islands, the UV Index remains notably high throughout the year, reflecting the intense solar radiation characteristic of this tropical environment. The index peaks at 16 during the summer months of January to March and remains at 15 in April and December, categorizing these months as having an "extreme" exposure risk. The recommended burn time for unprotected skin is as brief as 10 minutes, underscoring the necessity for effective sun protection measures during this period. Even as the year transitions into late spring, the index remains alarmingly high, with consistent readings that emphasize the need for vigilance against UV exposure.
As temperatures dip in the winter months of June through August, the UV Index still showcases significant values, fluctuating between 10 and 12. This transition into a “very high” exposure category signifies that while the sun may feel less intense, the risk of skin damage remains a concern. Notably, July shows a slight upward tick to 11, reminding residents and visitors alike that sun safety practices should continue throughout the year. With such consistently high UV levels, proper precautions—like using sunscreen, wearing protective clothing, and seeking shade—are essential for anyone enjoying the stunning landscapes of Agalega.
UV Risk Categories
The Agalega Islands enjoy a relatively stable pattern of daylight duration throughout the year, predominantly characterized by approximately 12 hours of daylight during the summer months of January to March, creating ample opportunity for outdoor adventures and exploration. This consistent light exposure supports a vibrant ecosystem and is particularly beneficial for tourism, fostering a lively atmosphere both for residents and visitors to enjoy the natural beauty of the islands. In contrast, as the year progresses into late spring and early summer, daylight begins to taper off slightly to 11 hours from April through August, indicating a subtle seasonal shift.
As the calendar turns towards late summer and autumn, daylight duration gradually increases again, returning to 12 hours by September, a pattern that continues into October and November. This cyclical nature of daylight supports a consistent rhythm of activity and rest for both the environment and its inhabitants. The notable stability in daylight hours highlights Agalega's unique position in the tropics, providing a reliable framework for planning activities throughout the year, whether it be fishing, hiking, or simply soaking up the sun on its pristine beaches.
The climate in Vingt Cinq, Mauritius is characterized by warm temperatures throughout the year, with averages ranging from 25°C (77°F) in the cooler months to 27°C (81°F) in the warmer months. Monthly rainfall varies significantly, peaking in March with 251 mm, while August sees the least precipitation at 83 mm. Despite the rainfall, Vingt Cinq enjoys ample sunshine, particularly in October, which boasts 351 hours of sun. Overall, the region experiences a tropical climate that is attractive for visitors year-round. For more detailed information, visit Vingt Cinq climate.
In conclusion, the Agalega Islands present a captivating tropical climate characterized by warm temperatures, significant sunshine, and consistently high UV indices, making it a vibrant destination year-round. The patterns of precipitation further enhance the island's lush ecosystems, while the notable stability in daylight duration supports an active lifestyle and encourages exploration of its stunning landscapes. As both residents and visitors embrace the islands' natural beauty and ecological diversity, awareness and understanding of the climatic conditions become essential for enjoying and preserving this unique paradise amidst the Indian Ocean.