May Weather in Guiuan, Philippines

Last updated: August 27, 2025

Experience the vibrant weather of Guiuan, Philippines in May, where the warm temperatures average around 28°C (82°F), peaking at a delightful 29°C (85°F). Despite the inviting heat, prepare for a moist and dynamic climate as this month sees about 192 mm (7.5 in) of rainfall over 27 days, contributing to a humidity level of 82%. This combination of warmth and frequent showers creates a lush environment, perfect for enjoying the tropical beauty of Guiuan, whether you're exploring its stunning coastline or reveling in the local culture.

May Temperature in Guiuan

In Guiuan, Philippines, May marks the transition into warmer days, showcasing a delightful climate that beckons beachgoers and nature lovers alike. The temperatures during this month average around 28°C (82°F), with a cozy minimum of 25°C (78°F) and a comfortable maximum of 29°C (85°F). This slight uptick from previous months reflects the beginning of the warm season, setting the stage for balmy days ahead. As the relentless heat of June approaches, May offers a perfect balance, making it an ideal time for outdoor adventures and soaking up the sun's rays. With such pleasant conditions, one can expect vibrant landscapes and lively local events, all under consistent tropical warmth.

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

The chart illustrates May temperature patterns in Guiuan, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Guiuan, 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).
JanFebMarAprMayJunJulAugSepOctNovDec797980818282828282818180
Data source: Temperature data for Guiuan 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 Guiuan

May in Guiuan, Philippines, marks a transition into the wetter season, with precipitation totaling 192 mm (7.5 in) over 27 rainy days. This month showcases an increase compared to the preceding drier months of March and April, where rainfall was significantly less. As the region prepares for the impending June deluge, the consistent showers in May set the stage for the peak wet season. With each drop contributing to the lush surroundings, this month's rainfall suggests a gradual escalation in moisture, underscoring a trend of heightened precipitation leading into the summer months. The rhythm of rain and shine this month not only revitalizes the landscape but also provides a crucial water source for the local ecosystem.

May Precipitation Trends in Guiuan

The chart displays monthly precipitation patterns in Guiuan, 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 Guiuan, May typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec370243175139192253255177194323349523
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Guiuan

In Guiuan, Philippines, May brings a slight relief in humidity levels, dropping to 82% from the higher averages of the preceding months. This trend marks a gentle decline from the 87% humidity recorded in both March and April, signaling the transition toward the drier months ahead. Following May, June and July see further reductions to 79% and 80%, respectively, indicating a gradual shift that characterizes the region's weather patterns. The overall trend highlights a dynamic yet humid climate, where the highs of early summer give way to more comfortable conditions, making May an appealing month for outdoor activities amidst the lingering tropical warmth.

May Average Humidity in Guiuan

This chart illustrates the average monthly humidity levels in Guiuan, 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 Guiuan is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%85%87%87%82%79%80%80%83%79%82%86%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Guiuan

In May, Guiuan, Philippines, continues to experience an extreme UV Index of 14, maintaining a consistent trend observed from the previous months. This level of exposure, which allows for a burn time of just 10 minutes, highlights the importance of taking precautions against harmful UV rays. As the region transitions into the summer months, it’s crucial for residents and visitors alike to remain vigilant in protecting their skin. The UV Index remains notably high from January through April, with only a slight drop in June, indicating that May is part of a sustained stretch of intense sun exposure. For more details on managing UV exposure, check out Guiuan UV Index.

Maximum UV Index Levels in Guiuan for May

The chart shows the monthly maximum UV Index (UVI) for Guiuan 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 Guiuan typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec121316161414141414141211
Data source: Guiuan 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 Guiuan

May shines brightly in Guiuan, Philippines, boasting an impressive 326 hours of sunshine—the peak for the year. This vibrant month marks a notable rise from the previous ones, with April's 309 hours serving as a strong prelude to the summer's glorious embrace. As we move from the sun-soaked peak in May towards the cooler months, the average hours gradually decrease, with June still basking in 290 hours, followed by a gentle decline through the rest of the year. It's clear that May not only heralds warmer days but also draws visitors and locals alike into the wonderful embrace of sunlight, setting the tone for lively outdoor activities.

Monthly Sunshine Duration in Guiuan: May Highlighted

The May sunshine duration represents the total number of hours Guiuan 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.
JanFebMarAprMayJunJulAugSepOctNovDec222h263h310h309h326h290h289h284h280h274h265h257h
Data source: Guiuan May Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Guiuan During May

In Guiuan, Philippines, the likelihood of enjoying sunny weather in May takes a slight dip compared to the preceding months, registering at 24%. While April boasts a higher chance of sunshine at 36%, May's probabilities still present a favorable opportunity to bask in the sun before the rainy season kicks in. This trend hints at the transition from the warmer, sunnier April days to the more overcast conditions of June and beyond. With April setting the stage for brightness, May offers a brief, delightful interlude of sun-filled days, highlighting the region's shifting patterns in weather as it moves into mid-year.

Percentage of Sunny Days in May in Guiuan

The chart illustrates the percentage of sunny days in Guiuan 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 Guiuan experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec16%28%35%36%24%22%14%15%15%10%22%13%
Data source: Guiuan May chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Guiuan in May

In Guiuan, Philippines, daylight duration showcases a dynamic yet stable pattern throughout the year. January and February usher in the year with 11 hours of daylight, providing a gentle transition into spring. As temperatures rise in March and April, daylight extends to 12 hours, reflecting the vibrant energy of the approaching summer. This trend of abundant sunlight continues from May through August, granting residents and visitors alike a consistent 12-hour day, perfect for outdoor activities and exploration. Following this sunny stretch, daylight gradually declines to 11 hours from October to December, marking the arrival of a cooler season. This rhythmic cycle not only enhances the tropical allure of Guiuan but also highlights its climatic consistency, making it an inviting destination year-round.

Average Daylight Hours in Guiuan for May

The chart illustrates the variation in daylight duration in Guiuan throughout the year, with May highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec11h 32m11h 45m12h 3m12h 21m12h 37m12h 44m12h 40m12h 27m12h 9m11h 51m11h 36m11h 28m
Data source: Guiuan daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in Guiuan

In May, Guiuan, Philippines experiences a noticeable dip in wind speeds, averaging 4.8 m/s (11 mph), making it one of the calmer months of the year. This reduction follows the relatively higher winds of April and precedes a slight increase in July. Interestingly, the pattern shows that the wind speeds fluctuate throughout the year, with January bringing the highest averages at 6.8 m/s (15 mph), while June and August hit their lows at 3.4 m/s (8 mph). As the dry season transitions into the more humid months, May's moderate breeze provides a welcome respite, contributing to the charming appeal of this coastal town as it prepares for the shifting weather of the approaching wet season.

Average May Wind Speed in Guiuan

The chart displays monthly wind speed patterns in Guiuan, 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.
JanFebMarAprMayJunJulAugSepOctNovDec6.87.06.16.04.8 m/s3.45.33.83.75.15.38.3
Data source: Guiuan May wind data, generated using information from the Copernicus Climate Change Service.

How May Weather in Guiuan Compares to Other Months

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

When comparing the weather in May and January, May generally offers slightly warmer conditions with average temperatures peaking at 28°C (82°F), while January maintains an average of 26°C (80°F). Although both months have high humidity levels—82% in May and 86% in January—January experiences significantly more rainfall, with 370 mm (14.6 in) over 24 days compared to May's 192 mm (7.5 in) across 27 days. This suggests that while May is warmer, January is characterized by more frequent and intense rainfall. For more detailed information, visit Guiuan weather in January.

In comparing the weather between May and February, both months exhibit warm temperatures, but May tends to be slightly warmer with average temperatures reaching 28°C (82°F) compared to February's 26°C (79°F). While February has a min temperature only marginally lower at 24°C (75°F), the max temperatures are comparable, peaking at 28°C (83°F) in February and 29°C (85°F) in May. Precipitation in February is more significant, totaling 242 mm (9.5 in) over 22 days, while May sees 192 mm (7.5 in) spread over 27 days. Additionally, humidity is slightly higher in February at 85%, compared to 82% in May. For a detailed look at February weather specifics, visit Guiuan weather in February.

In comparing the weather of May and March, both months maintain similarly warm temperatures, with March having a slight edge in minimum and average temperatures at 25°C (76°F) and 27°C (80°F), respectively, while May sees slightly higher averages of 28°C (82°F). However, May experiences more significant rainfall, with 192 mm (7.5 in) over 27 days compared to March's 175 mm (6.9 in) over 23 days, contributing to a wetter climate. Additionally, humidity levels are marginally lower in May at 82% versus 87% in March, making mornings in May feel a bit more comfortable. For a more detailed look at March weather in Guiuan, you can visit Guiuan weather in March.

The weather in May offers slightly warmer temperatures compared to April, with average highs reaching 29°C (85°F) versus 29°C (84°F) in April. While both months show a minimum temperature of 25°C (78°F), May's overall average is slightly higher at 28°C (82°F), compared to April's 27°C (81°F). However, May sees an increase in precipitation, with 192 mm (7.5 in) over 27 days, compared to April's 139 mm (5.5 in) over 21 days. Humidity levels are also a bit lower in May at 82%, compared to April's 87%. For more detailed information on the weather during April, you can check Guiuan weather in April.

In May, the weather features temperatures ranging from a minimum of 25°C (78°F) to a maximum of 29°C (85°F), with an average temperature of 28°C (82°F). The month experiences considerable rainfall, accumulating 192 mm (7.5 in) across 27 days and maintaining high humidity levels at 82%. In contrast, June's weather is slightly warmer, with temperatures reaching a maximum of 30°C (86°F) while still averaging 28°C (82°F) and maintaining a minimum of 25°C (78°F). However, June brings more precipitation, recording 253 mm (10.0 in) over 26 days, with humidity slightly lower at 79%. For more detailed information, you can check Guiuan weather in June.

The weather in May and July shows some similarities but also notable differences. Both months have a minimum temperature of 25°C (78°F) and an average temperature of 28°C (82°F). However, July tends to be slightly warmer, with a maximum temperature reaching 30°C (87°F) compared to May’s 29°C (85°F). Precipitation is more significant in July, with 255 mm (10.0 in) falling over 25 days, while May sees 192 mm (7.5 in) over 27 days. Humidity levels are relatively close, with May at 82% and July slightly lower at 80%. For more details on July weather specifically, you can visit Guiuan weather in July.

May and August exhibit similar warm temperatures, with both months featuring a minimum temperature of around 25°C (about 76°F) and an average of 28°C (82°F). However, August tends to be slightly warmer at its maximum temperature, reaching up to 30°C (87°F) compared to May’s 29°C (85°F). Precipitation in May is notably higher, with 192 mm (7.5 in) spread over 27 days, whereas August sees 177 mm (7.0 in) of rain over 22 days. Humidity levels are also comparable, with May at 82% and August slightly lower at 80%. For a closer look at the weather specifics in August, you can visit Guiuan weather in August.

In comparing the weather of May and September, both months exhibit similar temperatures, with minimums around 25°C (78°F) and average highs of 28°C (82°F), though September sees a slight increase with a maximum of 30°C (87°F). Precipitation levels are quite comparable, with May receiving 192 mm (7.5 in) over 27 days, while September has slightly more at 194 mm (7.6 in) over 22 days. Humidity is also nearly identical, with May averaging 82% and September at 83%. For more detailed insights, you can visit Guiuan weather in September.

In May, the weather is typically warm, with temperatures ranging from a minimum of 25°C (78°F) to a maximum of 29°C (85°F), and an average temperature of 28°C (82°F). However, it is quite wet during this month, experiencing 192 mm (7.5 in) of precipitation spread over 27 days, contributing to high humidity levels of 82%.

In contrast, October sees slightly elevated temperatures, with a minimum of 25°C (78°F), an average of 27°C (82°F), and a maximum of 30°C (86°F). However, it is also the wettest month, recording 323 mm (12.7 in) of rainfall, also over 27 days, while the humidity is slightly lower at 79%. For more detailed information, you can check Guiuan weather in October.

May and November exhibit similar warm temperatures, with May having an average of 28°C (82°F) and November slightly cooler at 27°C (81°F). Both months experience high humidity levels at 82%, creating a tropical feel. However, November sees significantly more rainfall, with 349 mm (13.8 in) over 28 days, compared to May's 192 mm (7.5 in) over 27 days. This increase in precipitation makes November a wetter month overall. For a more detailed look at weather conditions, check out Guiuan weather in November.

May and December exhibit similar temperature ranges, with both months having average highs around 29°C (84-85°F) and minimums hovering around 24-25°C (76-78°F). However, December is notably wetter, receiving 523 mm (20.6 in) of precipitation across 29 days compared to May's 192 mm (7.5 in) over 27 days. Additionally, humidity is slightly higher in December at 86%, versus May's 82%. For a more detailed look at December conditions, you can check out Guiuan weather in December.

Compare Guiuan's Climate with Cities Worldwide

Conclusion: What to Expect From May Weather in Guiuan

As May approaches, **Guiuan embraces the warmth with temperatures consistently hovering between 25°C and 29°C, creating a tropical feel that contrasts sharply with the cooler months. However, this warmth comes with a significant increase in precipitation, as rain showers pepper the landscape nearly every day, contributing to a notable humidity level of 82%. This month is typically one of the wettest, with 192 mm of rain expected, making it essential for visitors to prepare for sporadic downpours amidst the balmy temperatures. Overall, May signifies a shift towards the vibrant and lush landscapes that characterize the Philippine summer, distinguishing it from the drier months preceding it. For more detailed insights, check out Guiuan Climate.