Last updated: August 21, 2025
May in Tamuning-Tumon-Harmon Village, Guam, offers a tropical climate characterized by warm temperatures and notable humidity. The maximum temperature hovers around 29°C (84°F), while the average settles at a comfortable 28°C (82°F), ensuring that residents and visitors alike enjoy balmy days. However, the month also sees a fair share of rainfall, accumulating to 78 mm (3.1 in) over 22 days, creating a lush, verdant landscape. With humidity levels reaching 83%, the air feels sticky, adding to the distinct feel of Guam's island charm. Whether you're basking in the sun or enjoying a refreshing rain shower, May in this Pacific paradise promises a rich sensory experience.
In Tamuning-Tumon-Harmon Village, Guam, May brings a delightful shift in temperatures, marking a transition deeper into the tropical warmth of the year. With minimum temperatures hovering around 25°C (78°F), the month exudes a comfortable charm. As the days progress, the average temperature rises slightly to 28°C (82°F), while daytime maxima reach up to 29°C (84°F), maintaining the trend seen in the preceding months. This consistent warmth not only enhances the vibrancy of the island but also invites outdoor adventures and beach outings. The pattern reveals a stable climate, where May comfortably bridges the cooler start of the year into the sweltering summer, encouraging both locals and tourists to bask in its sun-kissed glory.
In May, Tamuning-Tumon-Harmon Village, Guam experiences a notable shift in precipitation, receiving 78 mm (3.1 in) of rain over approximately 22 days. This marks a slight decrease from the preceding month of April, which saw 94 mm (3.7 in) of rainfall, indicating a potential easing of rainfall as summer approaches. However, this trend is temporary, as the rainy season intensifies in the following months. The increased frequency of rain during May suggests a transition into the wetter months ahead, with June expected to escalate significantly to 159 mm (6.3 in). Thus, while May offers a glimpse of lighter rainfall compared to April, the patterns hint at an imminent surge as the tropical climate shifts toward its peak precipitation period.
In May, the humidity in Tamuning-Tumon-Harmon Village, Guam, averages at 83%, maintaining a consistent level when compared to the previous months of March and April, both at 84%. This slight dip indicates a gradual trend toward more comfortable weather as the island transitions into the summer season. As the humidity stabilizes in June at 80%, it suggests a shift that some may find refreshing amid the tropical climate. Overall, the consistency in humidity levels throughout the early months of the year creates a pattern of predictable tropical conditions, making Guam a reliably warm destination.
May in Tamuning-Tumon-Harmon Village, Guam showcases a UV Index of 13, categorized as extreme. This figure follows a slightly fluctuating pattern from earlier months, starting with a high of 15 in March and April before dropping to 13 in May. Despite the decrease, the burn time remains a brisk 10 minutes, highlighting the necessity for sun protection. This trend of high UV exposure extends across the preceding months, suggesting that outdoor enthusiasts should remain vigilant throughout the spring season. With summer approaching, the UV Index is expected to remain in the extreme range, reiterating the importance of safeguarding skin while enjoying the sun. For more detailed information, visit the Tamuning-Tumon-Harmon Village UV Index.
UV Risk Categories
In May, the sun shines brilliantly in Tamuning-Tumon-Harmon Village, with an impressive 336 hours of sunlight, marking it as the sunniest month of the year. This delightful surge in sunshine continues the upward trend established in March and April, where longer days begin to draw visitors and residents alike outdoors. Following May, the sunshine hours begin to taper off slightly in June, but still offer a robust 319 hours. This seasonal fluctuation highlights the region's captivating climate, making late spring an ideal time to immerse oneself in the natural beauty and vibrant activities that Guam has to offer. As warmth envelops the village, it's clear that May stands out as a peak for sun lovers seeking adventure under clear blue skies.
As May rolls into Tamuning-Tumon-Harmon Village, Guam, the likelihood of enjoying sunny weather takes a dip with a 34% chance of sunshine. This marks a notable decrease compared to the brighter March, which boasts a 63% chance, and even April, which holds a 38% chance. Following the peak of spring, May's tendency for cloudier skies hints at the approaching wet season, with conditions continuing to decline into the summer months. Overall, while May may not shine as brightly as earlier months, residents and visitors can still relish the tropical charm that Guam has to offer, even on overcast days.
In Tamuning-Tumon-Harmon Village, Guam, the daylight duration exhibits a captivating rhythm throughout the year. From January to April, the days gradually transition from 11 hours to 12 hours, signaling the arrival of longer daylight as spring approaches. This 12-hour daylight duration continues steadily from March through August, providing a sun-drenched backdrop for vibrant outdoor activities. As summer fades into autumn, the daylight once again returns to 11 hours in October, maintaining this shorter duration until the end of the year. This consistent pattern emphasizes Guam's tropical climate, where the variation in daylight is remarkably subtle, fostering an inviting atmosphere for both residents and visitors year-round.
In May, the winds in Tamuning-Tumon-Harmon Village, Guam, pick up a refreshing pace, averaging 7.9 m/s (18 mph). This slight increase is a welcomed shift from the gentle breezes of April, which saw winds dipping to an average of 4.9 m/s (11 mph). As spring transitions into summer, May's gusts not only rejuvenate the coastal air but also signal a seasonal uptick as they mirror the robust winds of January and December. Following this windy month, June and July tend to bring calmer breezes, hovering around 4.7 m/s (10 mph) and 5.5 m/s (12 mph) respectively, making May a notable peak in wind activity. This pattern highlights the dynamic weather in Guam, where each month offers its unique flair.
Weather in Tamuning-Tumon-Harmon Village varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Tamuning-Tumon-Harmon Village, focusing on differences in temperature, rainfall, humidity, and UV levels.
In May, temperatures are slightly warmer, with a minimum of 25°C (78°F) and an average of 28°C (82°F), reaching a maximum of 29°C (84°F). The month experiences a higher rainfall of 78 mm (3.1 in) spread over 22 days, maintaining a consistent humidity level of 83%. In contrast, January sees similar temperature patterns, with a minimum of 25°C (77°F) and an average of 27°C (81°F), peaking at 28°C (83°F). However, it has less precipitation at 61 mm (2.4 in) over just 15 days, while also keeping the humidity at 83%. For a closer look at the January weather specifics, you can check Tamuning-Tumon-Harmon Village weather in January.
When comparing the weather in May and February, both months have similar temperature ranges, with May seeing a minimum of 25°C (78°F) and an average of 28°C (82°F), while February has slightly lower averages with a maximum of 28°C (83°F). In terms of precipitation, May experiences a bit more rain, totaling 78 mm (3.1 in) over 22 days, compared to February's 77 mm (3.0 in) over 15 days. Humidity levels are also comparable, with May at 83% and February slightly lower at 82%. For more specific details, you can check Tamuning-Tumon-Harmon Village weather in February.
In comparing the weather of May and March, we observe that both months experience warm temperatures, with May slightly warmer, averaging 28°C (82°F) compared to March's 27°C (81°F). The maximum temperatures in May reach up to 29°C (84°F), while March peaks at 28°C (83°F). However, May tends to be wetter, receiving 78 mm (3.1 in) of precipitation over 22 days, contrasted with March's 53 mm (2.1 in) over 15 days. Humidity levels remain similar, with May at 83% and March at 84%. For a detailed overview of March weather conditions, you can check Tamuning-Tumon-Harmon Village weather in March.
In comparing the weather of May and April, both months present warm temperatures with minimal variation. May's temperatures range from a minimum of 25°C (78°F) to a maximum of 29°C (84°F), with an average of 28°C (82°F). In contrast, April exhibits slightly lower averages, with minimum and maximum temperatures remaining the same but an average of 27°C (81°F). Precipitation levels also differ, with May receiving 78 mm (3.1 in) over 22 days, while April sees a higher total of 94 mm (3.7 in) across 18 days. Humidity is quite similar between the two months, with May at 83% and April slightly higher at 84%. For a detailed look at April's weather, check out Tamuning-Tumon-Harmon Village weather in April.
May and June showcase striking similarities in temperature, with both months averaging around 28°C (82°F) and maintaining a minimum of 25°C (78°F). However, June experiences a slight uptick in maximum temperature, reaching 29°C (85°F). When it comes to precipitation, June is significantly wetter, receiving 159 mm (6.3 in) of rainfall over 23 days, compared to May's 78 mm (3.1 in) across 22 days. In terms of humidity, both months are fairly high, with May at 83% and June slightly lower at 80%. For more detailed insights, check out Tamuning-Tumon-Harmon Village weather in June.
In comparing the weather between May and July, both months experience similar average temperatures of around 28°C (82°F), with maximum temperatures peaking at 29°C (84°F) in May and 29°C (85°F) in July. However, July tends to be much wetter, receiving a substantial 276 mm (10.9 in) of precipitation over 30 days, compared to May's 78 mm (3.1 in) over 22 days. Additionally, humidity levels remain relatively high in both months, with May at 83% and July slightly lower at 80%. For more detailed information, check Tamuning-Tumon-Harmon Village weather in July.
May and August share similar temperature ranges, with both months experiencing minimums around 25°C (78°F), average temperatures of 28°C (82°F), and maximums close to 29°C (84-85°F). However, the weather in August is significantly wetter, with a substantial increase in precipitation to 405 mm (16.0 in) over 30 days, compared to May's 78 mm (3.1 in) over 22 days. Additionally, while humidity levels remain high in both months, August sees a slight decrease to 80% from May's 83%. For more detailed insight into the weather in August, you can visit Tamuning-Tumon-Harmon Village weather in August.
May and September weather in Tamuning-Tumon-Harmon Village share similar temperature patterns, with minimum temperatures around 25°C (77°F) and average temperatures hovering around 28°C (82°F). However, September tends to be slightly warmer, peaking at a maximum of 30°C (86°F) compared to May's 29°C (84°F). A significant difference lies in the precipitation levels; September experiences much heavier rainfall, with 375 mm (14.8 in) over 28 days, contrasting with May's 78 mm (3.1 in) across 22 days. Humidity levels remain relatively high in both months, around 81-83%. For a more detailed comparison of September weather, you can visit Tamuning-Tumon-Harmon Village weather in September.
In comparing the weather of May and October, both months exhibit similar temperature ranges, with minimums, averages, and maximums consistently around 25°C to 29°C (78°F to 85°F). However, October is markedly wetter, receiving 356 mm (14.0 in) of precipitation over 29 days compared to May's 78 mm (3.1 in) over 22 days, resulting in a significantly higher likelihood of rain. The humidity remains relatively high in both months, with May peaking at 83% and October slightly lower at 80%. This means that while temperatures remain stable between these two months, October is generally a much rainier time, making it crucial to check the forecast before outdoor activities. For more details on October weather, visit Tamuning-Tumon-Harmon Village weather in October.
May and November exhibit similar average temperatures, with both months averaging around 28°C (82°F). However, May tends to be slightly drier with 78 mm (3.1 in) of precipitation over 22 days, compared to November's 202 mm (8.0 in) spread over 26 days. Despite their closeness in temperature, November experiences more rainfall and slightly lower humidity at 81%, whereas May has humidity levels at 83%. For those interested in November weather specifics, you can check Tamuning-Tumon-Harmon Village weather in November.
In comparing the weather of May and December, both months display remarkably similar temperature ranges, with average temperatures hovering around 28°C (82°F) and maximums reaching up to 29°C (84°F). However, December experiences a slightly higher minimum temperature of 26°C (78°F), while May starts at a minimum of 25°C (78°F). Precipitation levels also differ, with December receiving 105 mm (4.1 in) compared to May's 78 mm (3.1 in), indicating that December tends to be wetter despite having the same number of rainy days—22 in total for both months. Humidity remains consistent, slightly increasing in December to 84% from May’s 83%. For more insights into December's weather, visit Tamuning-Tumon-Harmon Village weather in December.
As May unfolds in Tamuning-Tumon-Harmon Village, residents and visitors alike can expect warmer temperatures coupled with a noticeable increase in humidity and precipitation compared to earlier months. The warm embrace of the average temperature hovers around 28°C (82°F), complemented by more frequent rain showers throughout the month. With nearly three weeks of rainfall, the landscape is lush, but it’s essential to stay prepared for those occasional downpours. This shift toward a wetter and more humid environment sets the stage for the vibrant summer months ahead. To explore more about what the weather holds, check out the full details here: Tamuning-Tumon-Harmon Village Climate.