Last updated: August 21, 2025
September in Cidade Velha, Cabo Verde, offers a delightful tropical climate, with maximum temperatures reaching up to 31°C (87°F) and a comfortable average of 26°C (79°F). While the weather is predominantly warm, evenings cool off slightly with a minimum temperature of 23°C (74°F). Expect some moisture in the air, with humidity levels around 82%, making it feel refreshing yet lush. Rain is not uncommon, as the region experiences about 82 mm (3.2 in) of precipitation over 8 days, infusing the atmosphere with vitality. This blend of warmth and occasional rainfall creates a unique charm, perfect for exploring the rich history and stunning landscapes of this captivating location.
As September unfolds in Cidade Velha, Cabo Verde, the temperatures start to exhibit a warm embrace, with minimums reaching 23°C (74°F) and averages hovering around 26°C (79°F). The month can boast a maximum temperature of 31°C (87°F), making it one of the warmer periods of the year. This trend marks a gradual rise from the milder summer months, continuing the upward trajectory seen since June. The comfortable evenings linger, perfect for enjoying the enchanting coastal views, while the warmer days invite a plethora of outdoor activities. With the transition into autumn, Cidade Velha presents an inviting climate that combines warmth with the gentle ocean breezes, offering an idyllic escape for sun-seekers and adventure enthusiasts alike.
In Cidade Velha, Cabo Verde, September marks a significant shift in weather patterns, featuring a notable increase in precipitation compared to the preceding months. With 82 mm (3.2 in) of rain recorded over 8 days, September stands as the wettest month of the year, following the previous spike of 51 mm (2.0 in) in August. This rapid rise in rainfall not only highlights the transition into the rainy season but also sets the stage for the lush landscapes and revitalized vegetation that follow. The rainy days in September continue the trend established in August, showcasing a dramatic contrast to the dry spell that characterizes the earlier months of the year, where rainfall is almost negligible. As the dry season recedes, September emerges as a transformative month, bringing life and vibrancy back to this charming coastal town.
In Cidade Velha, Cabo Verde, September experiences a humidity level of 82%, reflecting a subtle decline from the peak of 85% observed in both April and May. Throughout the year, humidity remains relatively high, peaking during the spring months, which tend to be the most humid. After August's steady 84%, September's slight drop signals the onset of drier conditions as the region transitions towards fall. Overall, the data indicates a general tendency towards high humidity for much of the year, with September serving as a pivotal month where the air begins to feel just a touch less oppressive, yet still maintains a warm tropical essence that characterizes the island's climate.
In September, Cidade Velha experiences one of its peak UV Index levels, soaring to 14, which falls into the extreme exposure category. As summer transitions into autumn, residents and visitors must be especially cautious, with a critical burn time of just 10 minutes. This trend of high UV exposure persists from March through September, where indices range from 12 to 14, highlighting a significant need for sun protection during these months. With October showing a slight dip back to 12 but still remaining in the extreme category, the importance of sun safety practices remains paramount. For more detailed information on UV levels throughout the year, visit Cidade Velha UV Index.
UV Risk Categories
As September unfolds in Cidade Velha, Cabo Verde, the island basks in a generous 313 hours of sunshine, marking a delightful transition from the peak of summer. The sun-drenched days of May shine brightest with 355 hours, while the earlier months of the year, from January to July, gradually build up a consistent warmth. Although September sees a slight dip in sunlight compared to the sun-soaked summer months of June through August, it remains a radiant time, offering vibrant sunsets and perfect beach days. With October following closely at 322 hours, the sun continues to linger, promising that the joy of sunny days stretches well into the fall. The overall trend reveals a pattern of abundant sunlight, ensuring that Cidade Velha remains a warm haven for sun-seekers and adventurers alike.
In Cidade Velha, Cabo Verde, the likelihood of sunny weather shows notable trends throughout the year. From January's modest 45% chance of sunshine, the sunny days gradually increase, peaking at 71% in June. However, as summer gives way to autumn, there's a decline, with August dropping to 41% before September sees a slight recovery, landing at 50%. This month's sunshine likelihood offers a promising balance, making it an inviting time for visitors who enjoy a mix of sun and the early whispers of fall. While sunny days may become less certain in the months that follow, September stands out as a transitional gem in the Cabo Verdean climate.
In September, Cidade Velha, Cabo Verde enjoys a consistent 12 hours of daylight, aligning perfectly with the trend that extends from March through August. This pattern highlights a remarkable period of ample sunlight, ideal for exploring the island's rich history and breathtaking landscapes. As the year transitions into October, daylight starts to dwindle to 11 hours, signaling the return of shorter days. Overall, this balance of light sets the stage for vibrant sunsets and outdoor adventures during the summer’s close, making September a delightful month for both locals and visitors alike.
As the summer fades into autumn in Cidade Velha, Cabo Verde, the September winds begin to shift subtly, averaging 3.6 m/s (8 mph). This gentle breeze is a noticeable increase from the lighter winds of July and August, which dipped to 3.2 m/s (7 mph) and 3.1 m/s (7 mph), respectively. September heralds a transition, rekindling energy in the air as the island prepares for the brisker winds of October and November, where average speeds rise again to 4.4 m/s (10 mph). This seasonal pattern illustrates the island's moderate climate, where summer's lull gives way to invigorating autumn breezes, inviting both locals and visitors to embrace the charm of this historic region.
Weather in Cidade Velha varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Cidade Velha, focusing on differences in temperature, rainfall, humidity, and UV levels.
September and January present contrasting weather conditions, highlighting the seasonal shifts. In September, temperatures range from a minimum of 23°C (74°F) to a maximum of 31°C (87°F), with an average of 26°C (79°F) and a notable precipitation of 82 mm (3.2 in) spread over 8 days, along with a high humidity level of 82%. In contrast, January offers milder temperatures, with a minimum of 18°C (64°F) and a maximum of 29°C (84°F), averaging 22°C (71°F). Interestingly, January experiences virtually no precipitation, boasting 0 mm over the month and a lower humidity of 76%. For more detailed insights, visit Cidade Velha weather in January.
In September, the weather is significantly warmer, with average temperatures ranging from a minimum of 23°C (74°F) to a maximum of 31°C (87°F), while February sees cooler temperatures, averaging between 17°C (64°F) and 28°C (83°F). Precipitation is notably higher in September, with 82 mm (3.2 in) falling over about 8 days, in stark contrast to February's dry conditions, which only experience 3 mm (0.1 in) over a single day. Humidity levels are quite similar, remaining around 80-82%, but the overall feel of September is more tropical due to the higher temperatures and increased rainfall. For more specific insights on February weather, you can visit Cidade Velha weather in February.
In September, the weather is notably warmer, with average temperatures ranging from a minimum of 23°C (74°F) to a maximum of 31°C (87°F), accompanied by relatively high humidity at 82% and about 82 mm of precipitation over eight days. In contrast, March experiences cooler conditions, with average temperatures varying from 17°C (63°F) to a maximum of 28°C (83°F), and it boasts significantly lower precipitation of just 1 mm over zero rain days, while humidity remains at a similar level of 83%. This comparison underscores a transition from the warm, wet weather of September to the cooler, drier climate of March. For more specific insights into the weather in March, you can refer to Cidade Velha weather in March.
In September, the weather is notably warmer with average temperatures ranging from 23°C (74°F) to a peak of 31°C (87°F) and experiences about 82 mm (3.2 in) of precipitation over eight days. The humidity is relatively high at 82%, contributing to a muggy feeling. In contrast, April offers a milder climate, with temperatures averaging between 18°C (64°F) and 31°C (88°F), but it boasts completely dry conditions with no recorded precipitation. The humidity remains slightly higher at 85%, which can still feel quite comfortable. For more detailed information about April weather, you can check out Cidade Velha weather in April.
September generally experiences warmer temperatures than May, with average highs reaching 31°C (87°F) compared to May's maximum of 29°C (84°F). While both months have relatively high humidity levels—82% in September and 85% in May—September is characterized by significant precipitation, averaging 82 mm over approximately 8 days. In contrast, May enjoys a drier climate with no recorded precipitation. For a detailed look at May weather in Cidade Velha, visit this link: Cidade Velha weather in May.
In comparing the weather of September and June, September tends to be warmer and wetter. The minimum temperature in September is 23°C (74°F) and can reach up to 31°C (87°F), while June's temperatures range from a low of 19°C (67°F) to a high of 30°C (86°F). While both months are humid, September experiences significantly more precipitation, with 82 mm (3.2 in) over approximately 8 days, compared to June’s negligible 1 mm (0.0 in) and no rainy days at all. Despite both months having similar humidity levels, September's increased warmth and rainfall set it apart from the drier June conditions. For more detailed information, you can check Cidade Velha weather in June.
In comparing the weather between September and July, September tends to be warmer with average temperatures around 26°C (79°F), compared to July's average of 24°C (76°F). Both months experience high humidity, with September at 82% and July slightly higher at 84%. However, September is significantly wetter, receiving 82 mm (3.2 in) of precipitation over 8 days, while July features minimal rainfall, averaging only 7 mm (0.3 in) across just 1 day. For more detailed insights, you can check the Cidade Velha weather in July.
In comparing the weather of September and August, both months exhibit similar temperature patterns, with September seeing a slight increase in maximum temperatures (31°C or 87°F) compared to August's highs of 30°C (86°F). The average temperature remains consistent at around 26°C (79°F) for both months. However, September is characterized by higher precipitation levels, totaling 82 mm (3.2 in) over 8 days, in contrast to August's 51 mm (2.0 in) over the same number of days. Humidity levels are also comparable, with September at 82% and August slightly higher at 84%. For more detailed insights into August weather, you can visit Cidade Velha weather in August.
September and October present relatively similar weather conditions, with both months featuring an average temperature of around 26°C (79°F). September tends to be slightly wetter, receiving 82 mm (3.2 in) of precipitation over 8 days, while October sees a significant decrease in rainfall, totaling just 12 mm (0.5 in) across 3 days. Humidity levels remain consistent, hovering around 81-82%. Notably, October experiences a marginal increase in maximum temperatures, peaking at 89°F compared to September's 87°F. For more detailed information, you can check Cidade Velha weather in October.
In September, the weather is notably warmer with temperatures ranging from a minimum of 23°C (74°F) to a maximum of 31°C (87°F). The month also experiences higher precipitation, averaging 82 mm (3.2 in) over about 8 rainy days, and humidity levels are quite high at 82%. In contrast, November brings slightly cooler temperatures, with a minimum of 21°C (70°F) and a maximum of 30°C (86°F). Notably, November is much drier, with only 3 mm (0.1 in) of rain and no rainy days, accompanied by a slightly lower humidity of 79%. For a more detailed look at the climate, check out Cidade Velha weather in November.
In September, the weather is warmer, with temperatures ranging from a minimum of 23°C (74°F) to a maximum of 31°C (87°F) and an average of 26°C (79°F). This month also experiences significant rainfall, with about 82 mm (3.2 in) of precipitation over 8 days, contributing to a high humidity level of 82%. In contrast, December brings cooler temperatures, with a range from a minimum of 18°C (65°F) to a maximum of 28°C (83°F), and an average temperature of 23°C (73°F). The precipitation drops dramatically to just 3 mm (0.1 in) over 0 rainy days, resulting in lower humidity of 74%. For more details, check out Cidade Velha weather in December.
As September unfolds in Cidade Velha, the weather showcases a blend of warmth and humidity, making it distinct from the preceding summer months. With temperatures settling around a comfortable average of 26°C, this month often feels more welcoming despite the rainfall that arrives—82 mm over about 8 days—offering a refreshing embrace to the landscape. The humidity levels, hovering around 82%, add a tropical feel, inviting both locals and visitors to appreciate the lush surroundings and vibrant culture. For a more in-depth look at the unique climate characteristics of Cidade Velha, visit Cidade Velha Climate.