Last updated: January 18, 2025
Barrigada, Guam, epitomizes a tropical rainforest climate classified under the Köppen-Geiger system as Af. This region experiences minimal temperature variation throughout the year, with a minimum average of 25°C (77°F) recorded in March, rising to an average of 27°C (82°F). The hottest month, September, sees maximum temperatures reaching up to 30°C (86°F), contributing to the area's lush vegetation and vibrant ecosystem, characterized by high humidity and consistent rainfall.
Temperature patterns in Barrigada, Guam, demonstrate a consistently warm tropical climate with minimal fluctuations throughout the year. The minimum temperatures hover around 25°C (77°F) across most months, with slight increases to 26°C (79°F) in November and December. Average temperatures remain stable at about 27°C (81°F) during the cooler months, transitioning to a warm average of 28°C (82°F) from May through October. Maximum temperatures peak in September, reaching up to 30°C (86°F), with most other months seeing highs around 28°C (83°F) or 29°C (84°F). This showcases a subtle warming trend as the year progresses, particularly evident in the transition from the slightly cooler early months to the warm, humid late summer.
Barrigada Village experiences a relatively mild climate, with temperatures ranging from a minimum of 25°C (77°F) in March to a maximum of 30°C (86°F) in September. This range reflects the typical warm conditions prevalent in the region throughout the year, making it a pleasant place for both residents and visitors. For more detailed insights into the monthly temperatures, you can refer to monthly temperatures in Barrigada Village.
Barrigada, Guam, experiences a distinctive precipitation pattern characterized by a marked wet season from June to October, which significantly influences the local climate. Monthly rainfall peaks in August with an impressive 405 mm (16.0 in), followed closely by July and September, which receive 276 mm (10.9 in) and 375 mm (14.8 in) respectively. The number of rainy days increases dramatically during these months, with both July and August averaging 30 days of precipitation. In contrast, the months of January through March see significantly lower rainfall, with January recording only 61 mm (2.4 in) and March a mere 53 mm (2.1 in), highlighting the stark seasonal shift.
During the transitional months of April and May, precipitation begins to rise, with April receiving 94 mm (3.7 in) and May 78 mm (3.1 in). The rainy season persists until November, when precipitation decreases to 202 mm (8.0 in) but remains elevated in comparison to the drier months at the beginning of the year. Despite a higher overall yearly average rainfall, Barrigada's tropical environment ensures a lush landscape that thrives under these conditions, supporting diverse ecosystems and influencing local agriculture.
In Barrigada, Guam, sunshine duration reveals a compelling seasonal trend, with an evident peak occurring in the warmer months of the year. Starting with 232 hours of sunshine in January, the hours gradually increase, with notable jumps in February and March, reaching 316 hours in the latter month. As spring transitions into summer, May shines brightest with a remarkable 336 hours, marking it as the sunniest month. This consistent rise in sunshine hours not only brings warmth but also supports the region's vibrant flora and fauna.
As the year progresses, sunshine hours begin to taper slightly, although many months still boast ample daylight. For instance, June maintains impressive sunshine with 319 hours, followed by a decrease in July to 300 hours. The decline continues through late summer and into autumn, with September experiencing 259 hours. Despite the reduction, months such as November and December still provide a respectable 280 hours and 286 hours, respectively. This overall pattern highlights how Barrigada experiences a combination of abundant sunlight during summer and moderate levels in the cooler months, contributing to its tropical allure.
The UV Index in Barrigada, Guam, is a consistent indicator of extreme solar radiation throughout the year, underscoring the necessity for sun protection in this tropical environment. January begins the year with a UV Index of 11, and values escalate sharply, reaching a peak of 15 in both March and April. This high level of UV exposure necessitates caution, as the recommended burn time stands at a mere 10 minutes for unprotected skin during these months. The persistent extreme exposure throughout the winter and early spring indicates that residents and visitors alike must remain vigilant about sun safety practices.
As the year progresses, the UV Index maintains its extreme classification, hovering around 13 to 15 from May through September, with slightly lower readings of 12 in November and 11 in December. Despite slight variations, the burn time remains consistently low at 10 minutes, emphasizing the need for protective measures against harmful UV rays. This enduring high UV Index not only highlights the importance of sunscreen, protective clothing, and shade but also serves as a reminder of the region’s unrelenting tropical sun. Visitors to Barrigada should plan outdoor activities with care, especially during peak UV months, to ensure safety and well-being.
UV Risk Categories
In Barrigada, Guam, daylight duration reflects a consistent tropical pattern, characterized by minimal variation throughout the year. January and February each offer approximately 11 hours of daylight, providing ample time for outdoor activities and natural growth. As the year transitions into March, daylight increases to 12 hours, where it stabilizes through the summer months of April to September. This consistent 12-hour stretch of daylight supports the region's lush landscape and vibrant ecosystems, making it ideal for both agriculture and recreation.
As autumn approaches in October, daylight begins to decrease once again, returning to 11 hours in November and December. This slight fluctuation does not significantly impact the overall experience of daylight in Barrigada, as the region enjoys a predominantly predictable and warm climate year-round. Consequently, residents and visitors alike can plan their activities confidently, knowing that the abundance of daylight provides ample opportunities to explore the beauty of this tropical paradise.
Barrigada Village in Guam experiences a tropical climate characterized by warm temperatures and significant rainfall throughout the year. Average temperatures range from 25°C (77°F) to 29°C (84°F), with the warmest months being May through October. Rainfall peaks in August, reaching an average of 405 mm (16.0 in), while January typically sees about 61 mm (2.4 in). The village enjoys substantial sunshine, particularly from March to May, where monthly hours exceed 300. For more detailed information, visit Barrigada Village climate.
In conclusion, Barrigada, Guam, exemplifies the charming characteristics of a tropical climate, marked by warm temperatures, abundant rainfall, and consistent sunshine. The establishment of high UV Index levels throughout the year underscores the significance of sun safety, while the steady daylight duration provides ample opportunities for outdoor activities and exploration. As such, understanding these climatic patterns is essential for both residents and visitors, allowing them to fully embrace the vibrant environment while maintaining health and safety in the presence of Guam's tropical sun. With its lush landscapes and welcoming atmosphere, Barrigada remains a captivating destination for those seeking natural beauty and a deeper connection to the wonders of the tropics.