Last updated: January 18, 2025
Ribeira Grande de Santiago, located in Cabo Verde, exhibits a BWh climate classification according to the Köppen-Geiger system. Characterized by a warm semi-arid climate, the region experiences a minimum temperature of 17°C (63°F) in March, while the average annual temperature hovers around 23°C (74°F). The peak warmth occurs in October, with maximum temperatures reaching 31°C (89°F), highlighting the stark seasonal variations that define this captivating island locale.
Temperature patterns in Ribeira Grande de Santiago, Cabo Verde, reveal a distinct seasonal trend characterized by moderate warmth throughout the year. In the cooler months of January to March, temperatures range from a minimum of 17°C (63°F) to maximums of 29°C (84°F), creating a comfortable climate ideal for outdoor activities. As the year progresses into the warmer months of April through June, the minimum temperatures gradually rise to 19°C (67°F), while maximums peak at 31°C (88°F) in April and remain consistently high. The height of summer in July and August sees the warmest averages around 26°C (78°F), accompanied by maximums consistently reaching 30°C (86°F). Temperature patterns then stabilize in the fall, where September and October maintain similar ranges of minimum temperatures around 23°C (74°F) and highs of 31°C (89°F), before cooling slightly in November and December. This cyclical fluctuation underscores the overall stability of the climate, inviting year-round visitors to enjoy its balmy temperatures.
Cidade Velha experiences a temperate climate, with March temperatures ranging from a minimum of 17°C (63°F) to a maximum of 31°C (89°F) by October. This variation showcases the warmth that characterizes the region, making it a pleasant destination throughout the year. For more detailed information on monthly temperatures, you can refer to monthly temperatures in Cidade Velha.
Precipitation patterns in Ribeira Grande de Santiago, Cabo Verde, reveal a pronounced seasonal cycle, with the majority of rainfall concentrated during the late summer and early fall months. From January to June, the island experiences minimal rainfall, recorded at just 3 mm (0.1 in) in February and light traces in March and June. Notably, April and May see no rainfall at all, highlighting a distinct dry period during the early part of the year, with no rainy days reported from January to June.
The situation changes significantly as the wet season arrives, particularly in August and September, when the island faces its highest precipitation levels. August alone accounts for a substantial 51 mm (2.0 in), while September records a striking 82 mm (3.2 in) over approximately 8 rainy days. This sharp increase in rainfall is followed by a decrease in October, which experiences 12 mm (0.5 in) spread across 3 rainy days. By November and December, precipitation returns to its minimal levels, further reinforcing the island’s strong seasonal rainfall pattern, thereby influencing the local climate and ecosystems.
In Ribeira Grande de Santiago, Cabo Verde, sunshine duration exhibits a clear seasonal trend, with measurable increases in sunlight hours from the winter months to summer. Beginning with January, the island receives 242 hours of sunshine, which climbs steadily as spring approaches, reaching 355 hours by May. This upward trajectory marks a peak in sun exposure, particularly in April and May, when the hours of bright sunshine not only promote vibrant ecosystems but also enhance the appeal for visitors seeking warm weather and outdoor activities.
As the sun-drenched days continue into the summer, sunshine hours remain relatively consistent, hovering around 330 to 355 hours from June to August. Interestingly, while September marks a slight decline to 313 hours, it still maintains a robust level of sun exposure. This gradual decrease continues through October to November, where hours drop to 290 and 287 respectively, signaling the transition into winter. Overall, the data reveals that April through August are the sunniest months, making this period particularly attractive for tourism and agriculture, while the late fall and winter months experience lesser sunlight, emphasizing the notable seasonal variations in this idyllic island environment.
The UV Index in Ribeira Grande de Santiago, Cabo Verde, displays a notable increase during the early months of the year, indicating a heightened risk of UV exposure. In January, the UV Index sits at 9, categorized as very high, with a burn time of just 15 minutes. As February arrives, the index escalates to 11 and peaks at 13 from March through July, where the exposure is classified as extreme. This sustained level of high UV radiation underscores the need for precautionary measures, such as sunscreen and protective clothing, particularly during the peak hours of sunlight.
From August to October, the trend remains largely consistent, with the UV Index maintaining a level of 13 in August and September, before dropping slightly to 12 in October. Throughout these months, the burn time remains exceptionally low at 10 minutes, reinforcing the urgency for sun safety practices. A gradual decline is observed in November and December, where the UV Index returns to 10 and 9 respectively, indicating a shift back to very high but less extreme levels of UV exposure. Visitors and residents alike should be mindful of these fluctuations throughout the year to ensure adequate sun protection, particularly during the peak sunshine months.
UV Risk Categories
In Ribeira Grande de Santiago, Cabo Verde, daylight duration exhibits a relatively consistent pattern throughout the year, characterized by a slight variation between the length of days across the seasons. January and February each provide approximately 11 hours of daylight, reflecting the shorter daylight period typical of winter months. As the spring season approaches, daylight extends to 12 hours in March and remains steady through May, promoting a balance of light and warmth ideal for outdoor activities and agricultural growth.
As the summer months unfold, daylight continues to stabilize at 12 hours from June through September, ensuring ample sunlight for both locals and visitors alike. This consistency aids in fostering an inviting atmosphere for recreational pursuits. However, a gradual reduction in daylight duration occurs in October, returning to 11 hours, and maintains this length through November and December. Overall, the relatively stable daylight patterns throughout the year underscore the island's appealing climate, providing a generous amount of sunlight that enhances the experience of living and visiting this vibrant location.
Cidade Velha, Cabo Verde, enjoys a warm tropical climate with temperatures ranging from a minimum of 17°C (63°F) in the cooler months to a maximum of 31°C (88°F) during the summer. Precipitation is minimal for most of the year, peaking in September with 82 mm (3.2 in), while January to April typically sees little to no rain. Sunshine is abundant, with around 355 hours in May, making it one of the sunniest months. This combination of warmth and sunlight contributes to Cidade Velha's appealing weather year-round. For more details, visit Cidade Velha climate.
In conclusion, Ribeira Grande de Santiago, Cabo Verde, presents a captivating climate characterized by its warm temperatures, distinct seasonal rainfall, ample sunshine, and moderating daylight duration. The notable seasonal variations in temperature and precipitation, coupled with high UV exposure during the summer months, highlight the importance of sun safety for locals and visitors alike. With a consistent flow of 12 hours of daylight in the warmer months and ample sunshine averaging upwards of 300 hours annually, this island not only offers inviting conditions for tourism and recreation but also supports lush agricultural practices. Understanding these climatic factors enhances appreciation for Ribeira Grande de Santiago’s unique environment and underscores the importance of sustainable practices to preserve its natural beauty for future generations.