Last updated: January 18, 2025
Umatac, Guam, is characterized by a tropical rainforest climate, classified as Af under the Köppen-Geiger system. The region experiences year-round warmth, with an average temperature sitting at 27°C (82°F). March marks the coolest month, where temperatures dip to a minimum of 25°C (77°F), while September reaches the peak of warmth, hitting a maximum of 30°C (86°F). This consistent and balmy climate contributes to Umatac's lush landscapes and rich biodiversity, making it an intriguing location for climate studies and ecological observations.
Umatac, Guam, exhibits consistently warm temperatures throughout the year, with only slight variations across the seasons. The month's minimum temperatures typically hover around 25°C (77°F) to 26°C (79°F), while average temperatures remain steady at approximately 27°C (81°F) to 28°C (82°F). The warmest months occur from August to September, where maximum temperatures can peak at 30°C (86°F), notably reflecting the region's humid tropical climate. Conversely, from January to March, temperatures are slightly cooler, with maximums reaching around 28°C (83°F). Overall, the climate in Umatac maintains a tropical ambiance, marked by minimal seasonal fluctuations, ensuring a nearly constant warm environment year-round.
Umatac Village experiences a tropical 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 consistent warmth characterizes the region's weather patterns throughout the year, making it an appealing destination for those who enjoy mild to warm climates. For more detailed information, visit monthly temperatures in Umatac Village.
Umatac, Guam, experiences a dynamic precipitation pattern throughout the year, characterized by distinct wet and dry months. The wet season, typically peaking from June through October, sees significant rainfall, with July and August recording the highest totals of 275 mm (10.8 in) and 388 mm (15.3 in), respectively. This period is marked by prolonged rainfall days, with July experiencing rain on 30 days, contributing to the area's lush, tropical environment. Conversely, the dry season, from December to February, shows reduced precipitation levels, ranging from 63 mm (2.5 in) in January to 80 mm (3.1 in) in February, though these months still see a notable number of rainy days.
Overall, Umatac's annual precipitation averages around 2,036 mm (80 in), emphasizing the region's tropical rainforest climate. The monthly variations in both precipitation and rainy days create a vibrant ecosystem that supports diverse flora and fauna. The humidity levels during the peak rain months can be quite high, markedly influencing both local weather patterns and the livelihoods of residents, who have adapted to the seasonal changes that define this lush island paradise.
Umatac, Guam, displays a distinctive trend in sunshine duration, with increasing hours of sunlight as the year progresses. Starting from 233 hours in January, the sunlight steadily rises through the spring months, peaking in May with an impressive 335 hours of sunshine. This gradual increase reflects the transition into summer, highlighting the region's tendency to experience longer and sunnier days as temperatures rise. The sun-drenched months of March and April, with 316 and 314 hours respectively, also contribute significantly to this upward trend, establishing a vibrant and inviting atmosphere ahead of the summer heat.
As the summer months arrive, sunshine duration sees a slight decline, with July experiencing 301 hours of sunlight, followed by a more significant drop in August to 267 hours. This decrease in sunlight coincides with the peak rainy season, which suggests that increased cloud cover and precipitation may be factors in the reduction of sunshine hours. By the year's end, November and December see a return to more favorable sunlight conditions, averaging 278 and 285 hours respectively. Overall, Umatac's sunshine trends highlight a seasonal cycle that enriches both the natural landscape and the outdoor lifestyle of its residents, who cherish the warm and bright periods of the year.
Umatac, Guam, experiences a notably high UV Index year-round, categorizing its sun exposure as extreme across all months. The UV Index reaches its peak during the spring and early summer, with values of 15 reported in March, April, and September. This elevated UV rating indicates a strong potential for skin damage, reinforcing the importance of protective measures such as sunscreen, clothing, and shade during outdoor activities. Interestingly, despite fluctuations in UV levels, the burn time remains consistently short at just 10 minutes, underscoring the region's potent sun exposure that demands vigilance.
Even during what might be considered the cooler months, such as January and December, the UV Index still registers at 11, maintaining that extreme category. This persistent high UV Index throughout the year emphasizes that visitors and residents alike must be aware of sun safety practices regardless of the season. With UV intensity remaining a critical concern, Umatac serves as a reminder of the need for protective measures, making it essential for outdoor enthusiasts to stay informed and safeguard their skin against potential sun damage.
UV Risk Categories
Umatac, Guam, enjoys a relatively consistent daylight pattern throughout the year, with total daylight hours typically ranging from 11 to 12 hours daily. In the early months of the year, January and February each provide 11 hours of daylight, setting a stable foundation. As spring approaches, daylight increases slightly, reaching 12 hours from March to September, a period that encompasses the warmer months and reflects the region's tropical climate. This consistency offers residents and visitors ample time for outdoor activities, fostering a vibrant lifestyle throughout the year.
As the calendar shifts to the latter months, daylight duration dips back to 11 hours in October, November, and December. This minor fluctuation emphasizes Umatac’s tropical nature, where the variations in daylight are minimal compared to higher latitudes. The relatively constant daylight hours contribute positively to the region’s ecology, facilitating the growth of its lush landscapes while also providing the perfect backdrop for cultural and recreational events. Overall, the predictable daylight duration in Umatac enhances both the community's daily rhythms and its stunning natural beauty.
Umatac Village, Guam, experiences a tropical climate characterized by warm temperatures and significant rainfall. Monthly average temperatures range from 27°C (81°F) to 28°C (82°F), with maximums peaking at 30°C (86°F) in the late summer. Rainfall is abundant, particularly from June to August, when monthly precipitation can exceed 300 mm (11.8 in). Despite the wet season, the village enjoys ample sunshine, especially in the spring and early summer months, with hours ranging from 233 in January to 335 in May. For more detailed information, visit Umatac Village climate.
In conclusion, Umatac, Guam, is characterized by a vibrant climate that combines continuous warmth, high humidity, and a robust precipitation pattern, all complemented by a consistent daylight duration and extreme UV Index levels. The tropical rainforest climate not only supports diverse ecosystems but also influences the lifestyle of its residents, who benefit from ample sunshine and warm weather throughout the year. Awareness of the region's climatic conditions, particularly regarding UV exposure and rainfall patterns, is essential for both locals and visitors looking to fully appreciate Umatac's natural beauty while ensuring personal safety. Ultimately, Umatac stands as a captivating testament to tropical life, showcasing a unique blend of climate and culture.