May Weather in Vailima, Samoa

Last updated: August 31, 2025

May in Vailima, Samoa offers a tropical climate, perfect for those who enjoy warm weather and lush surroundings. With maximum temperatures reaching 29°C (85°F) and an average of 27°C (81°F), visitors can expect pleasant days. However, the month is characterized by significant rainfall, totaling 212 mm (8.3 in) over 28 days, contributing to the area's vibrant greenery. Humidity averages a sticky 79%, making it essential for outdoor adventurers to stay hydrated and prepared for the occasional downpour. Overall, May showcases the captivating beauty of Vailima amidst its wet and warm embrace.

May Temperature in Vailima

In May, Vailima experiences a delightful consistency in its tropical climate, with temperatures holding steady. The minimum temperature hovers around 24°C (76°F), while the average remains a pleasant 27°C (81°F), peaking at a maximum of 29°C (85°F). This trend of stable warmth from the earlier months continues, providing the perfect backdrop for outdoor activities and exploration. As the wet season approaches, the gentle warmth and ideal humidity levels make May an inviting time to enjoy the lush landscapes and vibrant culture of Samoa.

May Weather in Vailima: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Vailima, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Vailima, May typically has an average temperature of {2}°C ({3}°F), with highs reaching up to {4}°C ({5}°F) and lows dropping to around {6}°C ({7}°F).
JanFebMarAprMayJunJulAugSepOctNovDec808080818080797979798080
Data source: Temperature data for Vailima generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

May Precipitation in Vailima

In May, Vailima, Samoa experiences a notable shift in its precipitation trends as it receives 212 mm (8.3 in) of rainfall over the course of 28 days. While this amount is slightly lower than the more torrential downpours of the preceding months, it still contributes to the lush greenery that characterizes the region. The overall trend showcases a gradual decline from the 482 mm (19.0 in) in February and 335 mm (13.2 in) in January, reflecting a transition towards the drier months ahead. As late autumn approaches, Vailima balances its abundant rainfall with an increase in dry spells, hinting at the impending shift to the drier winter period. This dynamic weather pattern not only highlights the diverse climatic conditions of the region but also emphasizes the resilience of its vibrant ecosystem.

May Precipitation Trends in Vailima

The chart displays monthly precipitation patterns in Vailima, with values for each month alongside May’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how May’s conditions compare to those of other months. In Vailima, May typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec335482219235212178241145158266296403
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

May Humidity in Vailima

In May, Vailima, Samoa experiences a slight increase in humidity, reaching 79%, just a notch above the consistent 78% seen from January through April. This upward trend heralds the approach of the wetter months, as humidity levels continue to climb in the following months, peaking at 84% in August. The gradual rise in humidity reflects the region's tropical climate, creating a lush environment that thrives during the rainy season. As the air grows increasingly moist, Vailima's vibrant landscapes become even more enchanting, inviting residents and visitors alike to embrace the beauty of this humid paradise.

May Average Humidity in Vailima

This chart illustrates the average monthly humidity levels in Vailima, with May’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In May, average humidity in Vailima is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec78%78%78%78%79%80%81%84%84%82%79%79%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Vailima

In May, Vailima, Samoa, experiences a UV Index of 11, reflecting an extreme exposure category with a burn time of just 10 minutes. This month continues the trend seen in the preceding months, where the UV levels remain consistently high from January through April, with January, February, and March peaking at 16. Although May shows a slight decrease, it still necessitates vigilance when it comes to sun protection. Following this, the UV Index drops to 9 in June and July, shifting to a very high category, indicating that while there may be some relief, the need for precaution remains paramount. For detailed insights and updates, visit the Vailima UV Index.

Maximum UV Index Levels in Vailima for May

The chart shows the monthly maximum UV Index (UVI) for Vailima in May, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In May, the maximum UV index in Vailima typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec1616161311991214151515
Data source: Vailima May UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

May Sunshine in Vailima

In Vailima, Samoa, May brings a delightful continuation of sunshine, boasting 281 hours of warm, radiant days. This month reflects a slight dip from March's impressive 308 hours, yet it still remains well above the averages seen in the early months of the year. As the year progresses, a clear upward trend emerges, particularly from September through October, where sunshine peaks at 310 hours, highlighting an overall increase in daylight during the latter part of the year. The gradual ascent in sunshine hours from January to December illustrates Vailima's characteristic tropical climate, promising vibrant and sun-kissed moments for those who revel in its beauty.

Monthly Sunshine Duration in Vailima: May Highlighted

The May sunshine duration represents the total number of hours Vailima experiences direct sunlight during the month of May, excluding cloudy or obstructed periods. This chart compares the sunshine duration of May with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec231h218h308h275h281h272h276h295h304h310h296h288h
Data source: Vailima May Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Vailima During May

In Vailima, Samoa, the likelihood of sunny weather sees a notable increase as the year progresses, with May standing out at a promising 53% chance of sunshine. This marks a significant rise from the previous months, particularly when compared to April's 42% and March's 28%. As we move into the warmer months, the sun shines even brighter, with July peaking at 62%. Overall, the trend reveals a clear pattern of increasing sunshine from the start of the year through to the latter part, making May an appealing time for those yearning for pleasant, sunny days in this tropical paradise.

Percentage of Sunny Days in May in Vailima

The chart illustrates the percentage of sunny days in Vailima throughout the year, with May highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Vailima experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec32%17%28%42%53%48%62%45%71%42%38%34%
Data source: Vailima May chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Vailima in May

In Vailima, Samoa, daylight duration presents a captivating rhythm throughout the year. From January to March, the island enjoys a consistent 12 hours of daylight, perfect for outdoor adventures and sun-soaked activities. As the year progresses into April and May, daylight slightly dips to 11 hours, signaling the transition into the cooler months. The trend of 11 hours continues through June, July, and August, creating a mellow atmosphere ideal for relaxation and reflection. However, as autumn approaches in September, daylight once again rises to 12 hours, rekindling the vibrant energy of the Samoan sun, and this pattern holds steady through October, November, and December. This cyclical dance of daylight not only highlights the seasonal changes but also enriches the cultural tapestry of Vailima, offering both residents and visitors a unique experience throughout the year.

Average Daylight Hours in Vailima for May

The chart illustrates the variation in daylight duration in Vailima throughout the year, with May highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec12h 49m12h 31m12h 8m11h 45m11h 27m11h 18m11h 23m11h 39m12h 1m12h 24m12h 44m12h 55m
Data source: Vailima daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in Vailima

In Vailima, Samoa, May ushers in a refreshing breeze with an average wind speed of 3.9 m/s (9 mph), making it one of the more invigorating months of the year. Interestingly, as the season transitions from the serene calm of April, where winds dipped to 3.0 m/s (7 mph), May experiences a subtle increase, hinting at the approach of the wetter months ahead. Following this pattern, the winds continue to pick up pace heading into June, reaching 4.1 m/s (9 mph). This seasonal trend of rising winds from late spring into mid-summer not only enhances the region’s tropical charm but also creates perfect conditions for outdoor activities, ensuring that both locals and visitors can enjoy the natural beauty of Vailima in delightful conditions.

Average May Wind Speed in Vailima

The chart displays monthly wind speed patterns in Vailima, with values for each month shown alongside May's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how May's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec4.03.53.43.03.9 m/s4.15.94.75.04.93.73.7
Data source: Vailima May wind data, generated using information from the Copernicus Climate Change Service.

How May Weather in Vailima Compares to Other Months

Weather in Vailima varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Vailima, focusing on differences in temperature, rainfall, humidity, and UV levels.

When comparing the weather in May and January, we observe that both months have similar average temperatures, ranging from a minimum of 24°C (75°F) to a maximum of 30°C (86°F) in January and 29°C (85°F) in May. However, January tends to be wetter, with total precipitation reaching 335 mm (13.2 in) over 24 days, compared to May's 212 mm (8.3 in) over 28 days. The humidity levels are also quite close, with May at 79% and January slightly lower at 78%, creating a consistently warm and tropical atmosphere throughout the year. For more specifics on January weather, check out this link: Vailima weather in January.

In comparing the weather of May and February, both months experience warm temperatures, with average highs around 27°C (81°F) in May and slightly higher at 30°C (86°F) in February. However, February is notably wetter, receiving 482 mm (19.0 in) of rainfall over 27 days, which is significantly more than May's 212 mm (8.3 in) across 28 days. Humidity levels remain similar, with May at 79% and February at 78%, creating a consistently humid environment in both months. For more details on February conditions, you can explore Vailima weather in February.

In comparing the weather of May and March, both months display similar temperature ranges, with minimum temperatures around 24°C (76°F) and average temperatures sitting at 27°C (81°F). However, May experiences slightly lower maximum temperatures, peaking at 29°C (85°F) compared to March's maximum of 29°C (84°F). Precipitation levels in May are also a bit lower at 212 mm (8.3 in), compared to March's 219 mm (8.6 in), although May has slightly more rainy days at 28 compared to March's 26. Humidity remains relatively stable, with May averaging 79% and March at 78%. For more details about March weather, you can check Vailima weather in March.

In comparing the weather between April and May, we find that both months share similar temperature ranges, with a minimum of 24°C (76°F), an average of 27°C (81°F), and a maximum of 29°C (85°F). However, May experiences slightly less precipitation, totaling 212 mm (8.3 in) over 28 days compared to April's 235 mm (9.2 in) across 26 days. This translates to a marginally drier month as May’s humidity remains comparable at 79%, just above April's 78%. For a detailed look into Vailima's weather patterns in April, you can visit Vailima weather in April.

In comparing the weather between May and June, both months feature similar temperature ranges, with minimums around 24°C (76°F), averages close to 27°C (81°F), and maximums peaking at 29°C (85°F) in May and 29°C (84°F) in June. However, June benefits from slightly less precipitation, totaling 178 mm (7.0 in) over 25 days, compared to May's 212 mm (8.3 in) over 28 days. Humidity levels remain comparable, with May at 79% and June slightly higher at 80%. For more detailed insights, check out the Vailima weather in June.

In comparing the weather between May and July, both months exhibit similar warm temperatures, with May slightly warmer on average, featuring minimum temperatures of 24°C (76°F) and maximums reaching 29°C (85°F). In contrast, July presents a slightly lower average, with temperatures ranging from a minimum of 23°C (75°F) to a maximum of 28°C (83°F). Precipitation levels are notably higher in July, accumulating 241 mm (9.5 in) over 27 days compared to May's 212 mm (8.3 in) across 28 days. The humidity levels remain comparable, with May at 79% and July slightly higher at 81%. For more detailed information about July weather, you can check this link: Vailima weather in July.

When comparing the weather in May and August, both months exhibit warm temperatures typical of a tropical climate, yet with some distinct differences. In May, the average temperature reaches around 27°C (81°F), peaking at a maximum of 29°C (85°F), while August sees a slightly cooler average of 26°C (79°F), with a maximum of 28°C (83°F). Precipitation levels are also notable; May experiences significantly higher rainfall with 212 mm (8.3 in) over 28 days, compared to August’s 145 mm (5.7 in) over 23 days. Additionally, humidity is slightly higher in August at 84%, compared to May's 79%. For more details on the weather trends in August, you can check Vailima weather in August.

May and September exhibit similar temperature ranges, with both months featuring a minimum temperature of around 24°C (76°F). However, May tends to be slightly warmer on average at 27°C (81°F) compared to September's average of 26°C (79°F), and the maximum temperatures are also marginally higher, peaking at 29°C (85°F) in May versus 28°C (83°F) in September.

When it comes to precipitation, May is noticeably wetter, with 212 mm (8.3 in) over 28 days, while September sees less rainfall at 158 mm (6.2 in) across 25 days. Additionally, humidity levels are slightly higher in September at 83%, compared to May's 79%. For more details on September weather, you can visit Vailima weather in September.

In comparing the weather between May and October, both months maintain similar temperature ranges, with May experiencing slightly warmer conditions, averaging 27°C (81°F) compared to October's 26°C (80°F). However, October sees a higher precipitation level, with 266 mm (10.5 in), compared to May's 212 mm (8.3 in), despite both months having the same number of rainy days at 28. Additionally, humidity levels are slightly elevated in October at 82%, compared to 79% in May. For more information on October weather specifically in Vailima, you can visit Vailima weather in October.

In comparing the weather patterns of May and November, both months maintain similar temperature ranges, with minimums around 24°C (76°F), averages close to 27°C (81°F), and maximums reaching up to 29°C (85°F) in May and 29°C (84°F) in November. However, November experiences significantly higher precipitation, averaging 296 mm (11.6 in) over 27 days compared to May's 212 mm (8.3 in) across 28 days. Despite the similar humidity levels of 79% in both months, the increased rainfall in November suggests a shift towards a wetter climate as the year approaches its end. For more details, you can check Vailima weather in November.

May and December in Vailima share similar temperature ranges, with both months experiencing minimum temperatures around 24°C (75°F) and maximum temperatures peaking at 29°C (85°F). The average temperature remains constant at approximately 27°C (80°F). However, December stands out for its significantly higher precipitation levels, receiving about 403 mm (15.9 in) over 29 days, compared to May's 212 mm (8.3 in) across 28 days. Both months maintain a high humidity level of 79%, but December's increased rainfall contributes to a notably wetter atmosphere. For more detailed information, you can visit Vailima weather in December.

Compare Vailima's Climate with Cities Worldwide

Conclusion: What to Expect From May Weather in Vailima

As May unfolds in Vailima, the temperatures hover at a comfortable average while remaining significantly humid, marking a transition into the wetter season. With nearly the entire month featuring precipitation, it stands out from other months, offering a lush and vibrant landscape. The frequent rain showers contribute to the region's breathtaking beauty, although they can also lead to a damp atmosphere. Visitors are advised to prepare for the high humidity and occasional downpours, making it a uniquely lush yet possibly challenging month for outdoor activities. For more insights on how Vailima's weather evolves throughout the year, check out Vailima Climate.