Last updated: January 18, 2025
Tamuning, Guam, presents a characteristic Af climate under the Köppen-Geiger classification, marked by its consistently warm temperatures throughout the year. Monthly minimum temperatures average around 25°C (77°F) in March, while the average temperature hovers consistently at 27°C (82°F). The peak heat is observed in September, where maximum temperatures can reach up to 30°C (86°F). This tropical climate not only defines the region's ecological dynamics but also plays a crucial role in shaping the lifestyle and cultural practices of its residents and visitors alike.
Throughout the year, Tamuning, Guam, showcases a remarkably stable temperature profile with minimal fluctuations. The minimum temperatures consistently range between 25°C (77°F) and 26°C (79°F), while average temperatures generally maintain a warm 27°C (81°F) to 28°C (82°F), creating a tropical comfort. Seasonal variability arises primarily in the maximum temperatures, peaking at 30°C (86°F) in September, while remaining predominantly between 28°C (83°F) and 29°C (85°F) in the warmer months. This pattern indicates a slight increase in warmth as the year progresses, particularly from April through October, gradually enhancing the tropical ambiance that characterizes this beautiful region.
Tamuning-Tumon-Harmon 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. For more detailed information on the monthly temperatures in the area, visit monthly temperatures in Tamuning-Tumon-Harmon Village.
Tamuning, Guam, experiences a distinct precipitation pattern throughout the year, with monthly totals ranging significantly. The year begins with relatively moderate rainfall in January at 61 mm (2.4 in), slightly increasing to 78 mm (3.1 in) by May. However, a notable shift occurs in the summer months, where June sees a dramatic rise to 159 mm (6.3 in). The peak of the rainy season arrives in August, with an impressive 405 mm (16.0 in) recorded, followed closely by September and October, which contribute to the sustained wet conditions with 375 mm (14.8 in) and 356 mm (14.0 in), respectively.
Accompanying the rain totals, the number of rainy days also fluctuates significantly. The early months of the year tend to have around 15 rainy days, while April and May see a gradual increase, reaching 22 days by May. The peak precipitation months, July and August, feature the highest frequency of rainfall, with a striking 30 rainy days recorded in both months. This seasonal rhythm underscores Guam's tropical climate and its influence on local ecosystems and communities, as residents adapt to the cycles of wet and dry periods throughout the year.
In Tamuning, Guam, sunshine duration exhibits a clear seasonal trend, with hours of sunlight steadily increasing as the year progresses toward summer. Starting with 232 hours in January, there is a gradual rise in sunshine, peaking in May with an impressive 336 hours. This month reflects the height of clear skies and warm, sunny weather, making it a prime time for outdoor activities. Notably, March and April also offer substantial sunshine, with 316 and 314 hours, respectively, ensuring that early spring is characterized by vibrant sunshine and pleasant temperatures.
As the year transitions into the latter months, sunshine duration begins to decline, but not as dramatically as one might expect. By August, hours drop to 269, while September and October see slightly lower totals of 259 and 263 hours. Despite this decrease, the sunshine remains robust compared to the winter months. The latter part of the year features a notable resurgence, with 280 hours in November and 286 hours in December, suggesting a gradual return to sunnier conditions. Overall, the sunshine patterns in Tamuning not only reflect the tropical climate but also indicate that the area is rich in sun-soaked days, particularly from late spring to early summer.
The UV Index in Tamuning, Guam, remains consistently high throughout the year, reflecting its tropical climate and proximity to the equator. Ranging from 11 to 15, the UV Index consistently falls into the extreme exposure category, indicating that unprotected skin can burn in as little as 10 minutes. Notably, March and April mark the peak of UV exposure with an index of 15, underscoring the importance of sun protection during these months. Even during the cooler months, such as January and December, the UV levels remain at 11, emphasizing the need for awareness of sun safety year-round.
In addition to the high UV levels, the uniformity of burn time remains a critical consideration. Despite fluctuations in the UV Index across different months, the 10-minute burn time is a constant, serving as a stark reminder for residents and visitors alike to take precautions against potential sun damage. The consistency in extreme UV exposure highlights the necessity of protective measures such as sunscreen, protective clothing, and seeking shade, particularly during the peak months of March through September. Overall, understanding the UV Index in Tamuning is vital for promoting skin health and mitigating risks associated with sun exposure.
UV Risk Categories
In Tamuning, Guam, daylight duration remains relatively stable throughout the year, reflecting its tropical location near the equator. The year begins with approximately 11 hours of daylight in January and February, maintaining consistent light levels that provide a sense of familiarity and predictability. As spring approaches in March, daylight slightly increases to 12 hours, continuing through the summer months until September. This extended daylight contributes to the vibrant outdoor lifestyle typical of the region, allowing residents and visitors ample time to enjoy the island's natural beauty and recreational activities.
Following the peak summer months, daylight duration begins to taper off in October, returning to 11 hours by November and December. This seasonal consistency highlights the unique characteristics of Tamuning's climate, where significant shifts in daylight are minimal compared to more temperate regions. The combination of stable sunlight and warm temperatures throughout the year underscores why Guam is often regarded as a tropical paradise, offering a year-round invitation to engage with its stunning landscapes and rich cultural experiences.
The climate in Tamuning-Tumon-Harmon Village, Guam, is characterized by warm temperatures year-round, with monthly averages ranging from 27°C (81°F) in January to 28°C (82°F) from May to October, peaking at 30°C (86°F) in September. The village experiences significant rainfall, particularly during the summer months, with August receiving the highest average of 405 mm (16.0 in). January is typically the driest month, while June to September often sees heavy precipitation. Despite the rain, the region enjoys ample sunshine, especially in May with 336 hours, making it an ideal tropical destination. For more details, visit Tamuning-Tumon-Harmon Village climate.
In conclusion, Tamuning, Guam, exemplifies a unique tropical climate characterized by warm temperatures, high UV exposure, stable daylight duration, and distinctive precipitation patterns. With average temperatures consistently hovering around 27°C (81°F) and a significant amount of sunshine throughout the year, the region fosters an inviting environment for outdoor activities and cultural engagement. The extreme UV Index, coupled with relatively stable daylight hours, underscores the importance of sun protection for residents and visitors. Overall, Tamuning's climatic and environmental features create a vibrant tapestry that not only enhances its appeal as a travel destination but also offers insights into the adaptation and resilience of its ecosystems and communities.