Last updated: January 18, 2025
Vaisigano, Samoa, is characterized by a tropical rainforest climate as classified by the Köppen-Geiger system (Af). The region experiences consistently warm temperatures throughout the year, with a minimum of 23°C (74°F) in July and an average of 27°C (80°F). The warmest month is April, with maximum temperatures reaching 30°C (86°F), highlighting the area's humid and lush environment that supports diverse ecosystems and vibrant flora and fauna.
In Vaisigano, Samoa, temperature patterns exhibit a warm and stable tropical climate throughout the year, with only slight variations among the months. Minimum temperatures typically range from 23°C (74°F) in July to 25°C (77°F) during April and May, while average temperatures consistently hover around 27°C (80°F). The region peaks in warmth during April, with maximum temperatures reaching 30°C (86°F), followed closely by consistent highs of 29°C (85°F) from January through June and then tapering slightly to 28°C (83°F) in September. While the overall temperature remains steady, the slight seasonal fluctuations contribute to a lush and vibrant ecosystem, characteristic of tropical rainforest environments.
In the Samoan locality of Asau, temperatures range from a minimum of 23°C (74°F) in July to a maximum of 30°C (86°F) in April, mirroring the climate patterns of nearby Vaisala and Auala, which share the same temperature extremes. For further details, you can explore the monthly temperatures in Asau here, Vaisala here, and Auala here.
Precipitation in Vaisigano, Samoa, varies significantly throughout the year, reflecting a distinct wet season. February stands out as the wettest month, receiving an impressive 575 mm (22.6 in) of rainfall over 26 days. Following closely, January also experiences substantial rainfall at 328 mm (12.9 in), while the shoulders of the dry season in December and November see 394 mm (15.5 in) and 174 mm (6.9 in), respectively. This heavy rainfall during the early months contributes to the lush habitats characteristic of the region’s tropical rainforest.
As the year progresses into the drier months, precipitation decreases significantly. June and August are notably the driest months, with 70 mm (2.8 in) and 63 mm (2.5 in) of precipitation recorded over 15 and 12 days, respectively. The transition into the wet season is marked by increased rain from September to November, with October receiving 90 mm (3.5 in). Overall, the copious rainfall and its seasonal distribution play a critical role in shaping the vibrant ecosystems and agricultural practices in Vaisigano, sustaining both the lush vegetation and local livelihoods.
In Vaisigano, Samoa, the sunshine duration reveals fascinating seasonal trends that directly influence the region's vibrant ecosystems and local life. The peak months for sunshine occur in October with a notable 308 hours, closely followed by March and September, which both exceed 300 hours. This abundance of sunlight during the transition from winter to summer fosters the growth of lush vegetation, perfectly aligning with the increased rainfall characteristic of those months. As the year progresses, the gradual increase in sunshine from January's 228 hours to October’s peak illustrates a distinct shift toward longer, sunnier days that enhance the natural beauty of the region.
Conversely, the early months of the year, particularly February, experience the least sunshine with 209 hours. This period is often linked to the higher precipitation levels, which can lead to more overcast days. As the summer approaches, a steady rise in sunshine duration is observed, with April and May presenting moderate sunshine hours, allowing for the ecosystem to thrive amidst the shifting weather patterns. In essence, Vaisigano's sunshine trends not only contribute to its tropical charm but also play a crucial role in supporting both its flora and the agricultural practices of its local communities.
The UV Index in Vaisigano, Samoa, demonstrates consistently high levels of ultraviolet radiation, particularly from January to March, where it remains at an extreme index of 16. This indicates that daily exposure can lead to severe skin damage within just 10 minutes, emphasizing the need for protective measures during these months. As the year progresses into April and May, the UV Index drops slightly to 13 and 11, respectively, yet the risk remains classified as extreme, warranting caution for outdoor activities. These high levels of UV radiation highlight the importance of sun safety, especially for residents and visitors alike.
During the mid-year months, the UV Index indicates a gradual decline, with values of 9 in June and 10 in July, categorizing the levels as very high rather than extreme and extending burn time to 15 minutes. However, as August approaches, the index rises back to 12, continuing to stress the necessity for skin protection. The months of October through December maintain high indices of 15, reiterating the consistent demand for awareness regarding UV exposure. Overall, the persistent high UV Index in Vaisigano serves as a reminder to adopt sun safety practices year-round, particularly during peak exposure months.
UV Risk Categories
In Vaisigano, Samoa, daylight duration remains fairly constant throughout the year, showcasing the region's equatorial climate. From January to March, residents enjoy approximately 12 hours of daylight each day, creating an environment conducive to outdoor activities and natural growth. As the year transitions into April through August, the sunlight decreases slightly to 11 hours, marking a subtle but noticeable shift that reflects the changing atmospheric conditions typical of the region. This brief reduction in daylight may influence local flora and fauna, as well as daily routines for the community.
As the seasons progress towards the end of the year, daylight duration rebounds to 12 hours from September through December, reinstating the balance between light and dark that characterizes Vaisigano’s climate. This fluctuation reinforces the tropical atmosphere, where an equal distribution of sunlight throughout much of the year contributes to the lush landscapes endemic to the area. The consistent daylight hours underscore the region's stability, allowing both ecosystems and human activities to flourish in harmony with the natural rhythms of light and dark.
Asau, Samoa enjoys a tropical climate characterized by warm temperatures year-round, with average highs ranging from 26°C (80°F) to 30°C (86°F). The wettest months are February and December, receiving significant rainfall of 575 mm (22.6 in) and 394 mm (15.5 in), respectively, while drier conditions prevail from June to September. Sunshine is abundant, peaking in October with 308 hours. The overall climate in Asau supports lush landscapes and vibrant ecosystems. More information can be found at Asau climate.
Auala, Samoa experiences a tropical climate characterized by warm temperatures throughout the year, with average monthly highs around 27-30°C (81-86°F) and lows between 23-25°C (74-77°F). The region is notably wet, especially in February, which sees the highest rainfall at 575 mm (22.6 in), while August is the driest month with only 63 mm (2.5 in). Sunshine is abundant, particularly in the months of March and October, with over 300 hours of sunlight recorded. Overall, Auala's climate offers a mix of warmth and significant moisture, making it ideal for lush vegetation. For more detailed information, visit the Auala climate.
Sataua, Samoa, experiences a tropical climate characterized by warm temperatures and diverse precipitation patterns throughout the year. Average temperatures remain fairly consistent, ranging from a minimum of 23°C (74°F) in July to a maximum of 30°C (86°F) in April. January and February see the highest rainfall, with February averaging 575 mm (22.6 in), while August and September tend to be drier with only 63 mm (2.5 in) and 47 mm (1.9 in), respectively. Sunshine is plentiful, peaking in October with 308 hours, which complements the warm, humid conditions. For more detailed information, visit Sataua climate.
Vaisala, Samoa experiences a tropical climate characterized by warm temperatures throughout the year, with average monthly highs around 27-30°C (81-86°F) and lows typically around 23-25°C (74-77°F). The region sees significant rainfall, especially in February and January, with precipitation peaking in February at 575 mm (22.6 in). Sunshine hours vary, with March offering the most at 304 hours, while the wettest months have fewer sunny days. Overall, Vaisala has a lush environment shaped by its temperature and rainfall patterns. For more details, visit Vaisala climate.
In summary, Vaisigano, Samoa, presents a unique tropical climate characterized by consistently warm temperatures, substantial rainfall, and an abundance of sunlight throughout the year. The region's geographical position allows for a distinctive balance of daylight duration and UV Index, which influences both ecological dynamics and the lifestyle of its inhabitants. The consistent high UV exposure during key months underscores the importance of sun safety, while the fluctuating rainfall patterns provide vital resources for the lush biodiversity that defines this area. Overall, understanding these climatic factors is crucial not only for environmental management but also for informing local agricultural practices and ensuring the well-being of the community.