May Weather in General Santos, Philippines

Last updated: August 27, 2025

May in General Santos, Philippines, is characterized by warm temperatures and significant rainfall. The maximum temperature reaches a balmy 33°C (93°F), while the average hovers around a comfortable 27°C (80°F), and nights cool off to a minimum of 22°C (71°F). This month witnesses heavy precipitation, totaling 390 mm (15.3 inches) across 29 days, resulting in a humidity level of 77%. Expect a lush and vibrant environment, though be prepared for frequent showers as the rain nourishes the region's rich landscapes.

May Temperature in General Santos

In General Santos, Philippines, May marks the transition into slightly warmer temperatures, showcasing a minimum of 22°C (71°F) and a comfortable average of 27°C (80°F), peaking at 33°C (93°F). This month continues the trend of rising warmth that starts in April, where average temperatures begin to stabilize in the upper 20s and low 30s. Notably, while May experiences a slight dip from April's maximum of 34°C (93°F), it still maintains a pleasant warmth that invites both locals and visitors to explore the vibrant culture and natural beauty of the region. The consistency in temperatures hints at the forthcoming summer season, making May an ideal time for outdoor activities under the tropical sun.

May Weather in General Santos: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in General Santos, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In General Santos, 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).
JanFebMarAprMayJunJulAugSepOctNovDec787979808079787878797979
Data source: Temperature data for General Santos 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 General Santos

In General Santos, Philippines, May marks a significant transition in the region's weather patterns, characterized by an impressive precipitation total of 390 mm (15.3 in) spread across 29 rainy days. This substantial amount not only underscores May as the wettest month of the year but also highlights the increasing rainfall trend as it follows April’s already notable 228 mm (9.0 in). The consistent increase in precipitation from April to May sets the stage for the region’s lush landscapes, while the uptick in rainy days contributes to the overall humid climate typical of this time. As the rainy season progresses into June, the high levels maintained in May suggest a continuation of the robust precipitation trend, ultimately shaping the unique ecological environment of General Santos.

May Precipitation Trends in General Santos

The chart displays monthly precipitation patterns in General Santos, 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 General Santos, May typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec204131201228390345277257232306240227
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in General Santos

In General Santos, Philippines, the humidity levels throughout the year exhibit a notable trend. Starting the year with a high of 82% in January, humidity peaks at 87% in both February and March before gradually declining. By May, the humidity dips to 77%, reflecting a shift towards drier conditions that continue into June and July. This steady drop contrasts with the higher humidity levels experienced in the earlier months, making for a more comfortable atmosphere as the region transitions into the latter half of the year. Interestingly, by September, humidity rises slightly to 80%, suggesting a return to the wetter conditions typically associated with the rainy season. Overall, the trend highlights General Santos' humid climate, with April and May offering relatively lower humidity levels, promoting a more pleasant environment for outdoor activities.

May Average Humidity in General Santos

This chart illustrates the average monthly humidity levels in General Santos, 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 General Santos is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec82%87%87%83%77%77%77%78%80%77%76%78%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in General Santos

In General Santos, Philippines, May continues the trend of extreme UV exposure seen throughout the year, with a UV Index of 14 that necessitates caution during outdoor activities. This consistent high level of UV radiation—from January to April peaking at 17 in March—underscores the importance of sun safety in this tropical climate. While May's index drops slightly, the burn time remains at a critical 10 minutes, emphasizing that even short exposures can lead to skin damage. As we move into the summer months, the UV Index stabilizes around the same high levels, making it essential for residents and visitors to stay vigilant about sun protection. For more insights, visit General Santos UV Index.

Maximum UV Index Levels in General Santos for May

The chart shows the monthly maximum UV Index (UVI) for General Santos 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 General Santos typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec141517161413141415141312
Data source: General Santos 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 General Santos

In General Santos, Philippines, May shines brightly with an impressive 287 hours of sunshine. This sunny month continues the trend established earlier in the year, with March and April leading the way, boasting 299 and 297 hours, respectively. As the dry season progresses, sunshine remains abundant, fostering vibrant outdoor activities and a lively atmosphere. Interestingly, while May’s sunshine hours are slightly lower than those in March, they still surpass the average seen in June, which dips to 277 hours. Overall, the sunshine narrative in General Santos reflects a gradual ebb and flow, ensuring plenty of light and warmth for residents and visitors alike.

Monthly Sunshine Duration in General Santos: May Highlighted

The May sunshine duration represents the total number of hours General Santos 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.
JanFebMarAprMayJunJulAugSepOctNovDec220h274h299h297h287h277h279h292h272h277h271h279h
Data source: General Santos May Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in General Santos During May

In General Santos, the likelihood of sunny weather experiences notable fluctuations throughout the year, peaking in March at 24%. As we transition into May, however, the chance of sunshine dips to 13%, making it one of the least sunny months in the annual cycle. This decline follows a brief spike in February, which holds a 23% chance of clear skies. After May, the chances of sunshine gradually rise again in June and August, each at 22%. Overall, while May may not promise a bounty of bright days, it is part of a dynamic weather pattern that keeps the essence of General Santos' tropical charm alive.

Percentage of Sunny Days in May in General Santos

The chart illustrates the percentage of sunny days in General Santos 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 General Santos experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec12%23%24%22%13%22%21%22%12%14%15%15%
Data source: General Santos May chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in General Santos in May

In General Santos, Philippines, daylight duration exhibits intriguing consistency throughout the year. During the first few months of the year, January and February enjoy 11 hours of daylight, setting a steady pace. As March arrives, a gradual shift occurs, bringing an increase to 12 hours of daylight that persists from March through August. This period not only enhances the vibrancy of the local landscape but also encourages outdoor activities and community gatherings. As the year transitions into the latter months, daylight begins to taper off again, returning to 11 hours in October and maintaining that same length through December. This rhythmic cycle of daylight emphasizes the region's balanced climatic conditions, contributing to its charm and appeal.

Average Daylight Hours in General Santos for May

The chart illustrates the variation in daylight duration in General Santos throughout the year, with May highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec11h 48m11h 55m12h 4m12h 14m12h 22m12h 26m12h 24m12h 17m12h 7m11h 58m11h 50m11h 46m
Data source: General Santos daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in General Santos

In General Santos, Philippines, May presents a gentle embrace of the wind, with an average speed of 1.5 m/s (3 mph), consistent with the preceding months of January through April. This slight variability in wind speed hints at a transitional phase as the region gradually shifts into the more dynamic weather patterns of mid-year. As we move further into the calendar, the winds pick up slightly in July, reaching 1.7 m/s (4 mph), illustrating a subtle increase that precedes the typically calmer months of August and November, where speeds drop back to 1.3 m/s (3 mph). This tranquil wind pattern not only complements the warm climate but also sets the stage for General Santos's vibrant outdoor activities, making May a delightful time to appreciate the whispering breeze.

Average May Wind Speed in General Santos

The chart displays monthly wind speed patterns in General Santos, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1.51.41.61.61.5 m/s1.31.71.31.41.51.31.4
Data source: General Santos May wind data, generated using information from the Copernicus Climate Change Service.

How May Weather in General Santos Compares to Other Months

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

When comparing the weather in May and January, it is evident that May is warmer and wetter. In May, temperatures range from a minimum of 22°C (71°F) to a maximum of 33°C (93°F), with an average of 27°C (80°F). The month sees significant rainfall, accumulating to 390 mm (15.3 in) over 29 days, while maintaining a humidity level of 77%. In contrast, January has slightly cooler temperatures, with a minimum of 20°C (69°F) and a maximum of 32°C (90°F), averaging at 26°C (78°F). Additionally, January receives less precipitation, totaling 204 mm (8.0 in) over 19 days, with a higher humidity of 82%. For a more detailed look at January's weather, you can check General Santos weather in January.

When comparing the weather between May and February, both months feature warm temperatures, with highs reaching up to 33°C (92°F) on some days. However, May tends to be slightly hotter, averaging around 27°C (80°F) compared to February’s average of 26°C (79°F). February experiences less precipitation, totaling 131 mm (5.2 in) over 16 days, while May sees a significantly higher rainfall of 390 mm (15.3 in) spread across 29 days. Additionally, February has higher humidity levels at 87%, compared to May's 77%. For a more detailed look at February's weather, you can refer to General Santos weather in February.

In comparing the weather of May and March, one can observe notable differences. May experiences higher average temperatures, ranging from a minimum of 22°C (71°F) to a maximum of 33°C (93°F), whereas March has slightly lower averages, with a minimum of 20°C (68°F) and a maximum of 34°C (94°F). While March has less precipitation at 201 mm (7.9 in) over 20 days, May significantly increases to 390 mm (15.3 in) across 29 days, reflecting a wetter climate during this month. Additionally, May has a humidity level of 77%, compared to March's higher humidity of 87%. For more detailed information on March weather, check out General Santos weather in March.

In comparing the weather between April and May, both months display a similar average temperature of 27°C (80°F), highlighting the warm climate typical of this region. However, April tends to have slightly lower minimum and maximum temperatures, with a minimum of 21°C (70°F) and a maximum reaching 34°C (93°F), compared to May's minimum of 22°C (71°F) and a maximum of 33°C (93°F). Precipitation is notably higher in May, with 390 mm (15.3 in) over 29 days, while April records 228 mm (9.0 in) across 21 days of rain. Additionally, the humidity in April (83%) is greater than in May (77%), contributing to a more humid feel earlier in the spring. For more detailed information, you can check General Santos weather in April.

In comparing the weather between May and June, both months experience warm temperatures, with May slightly warmer, averaging 27°C (80°F) compared to June's 26°C (79°F). While the minimum and maximum temperatures remain consistent at 22°C (71°F) and 32°C (90°F) respectively, May sees higher overall temperatures, peaking at 33°C (93°F). Precipitation levels also differ, with May receiving more rainfall at 390 mm (15.3 in) over 29 days, compared to June's 345 mm (13.6 in) over the same number of days. Humidity remains constant in both months at 77%. For a detailed look at June's weather, check out General Santos weather in June.

In comparing the weather of May and July, both months experience warm temperatures with minimal variation. May tends to be slightly warmer, with average temperatures peaking at 27°C (80°F) and maximums reaching 33°C (93°F), while July's averages are around 26°C (78°F) with a maximum of 32°C (89°F). Additionally, May sees significantly higher precipitation, with 390 mm (15.3 in) falling over 29 days, compared to July's 277 mm (10.9 in) across 26 days. Both months share consistent humidity levels at 77%, creating a tropical feel throughout. For more detailed insights, you can check General Santos weather in July.

May and August exhibit notable similarities and differences in weather patterns. May tends to be warmer, with average temperatures reaching 27°C (80°F) and a maximum of 33°C (93°F), compared to August's slightly cooler average of 26°C (78°F) and maximum of 32°C (90°F). Precipitation levels are higher in May, with 390 mm (15.3 in) over 29 days, while August experiences less rainfall at 257 mm (10.1 in) over 27 days. Humidity remains fairly consistent, hovering around 77% in May and slightly rising to 78% in August. For a closer look at what to expect, check out General Santos weather in August.

In comparing the weather of May and September, we see some notable differences. May features warmer temperatures, with an average of 27°C (80°F), peaking at a maximum of 33°C (93°F), while September has a slightly cooler average of 26°C (79°F) and a maximum of 32°C (90°F). Precipitation in May is significantly higher, totaling 390 mm (15.3 in) over 29 days, compared to September's 232 mm (9.1 in) over 25 days. Humidity levels are comparable in both months, lingering around 77% in May and slightly higher at 80% in September. For more detailed information about September's weather, you can visit General Santos weather in September.

In comparing the weather of May and October, both months showcase warm temperatures with averages hovering around 27°C (80°F) in May and slightly lower at 26°C (79°F) in October. The minimum temperatures remain similar, with May starting at 22°C (71°F) and October closely trailing at 21°C (71°F). However, May experiences a higher maximum temperature of 33°C (93°F) compared to October's peak of 32°C (91°F). While both months are characterized by high humidity levels of 77%, May receives significantly more rainfall, totaling 390 mm (15.3 in) over 29 days, whereas October sees 306 mm (12.0 in) of precipitation across 28 days. This indicates that October is relatively drier, making it a more favorable time for outdoor activities. For more detailed insights, check out General Santos weather in October.

In comparing the weather of May and November, we find that both months feature warm temperatures, with May experiencing slightly higher averages. May's minimum temperature starts at 22°C (71°F) and peaks at 33°C (93°F), while November has a similar minimum of 21°C (71°F) and a maximum of 33°C (91°F). Precipitation levels also differ, with May receiving more rainfall at 390 mm (15.3 in) over 29 days compared to November’s 240 mm (9.5 in) over 25 days. Humidity remains fairly consistent between the two months, with May at 77% and November slightly lower at 76%. For more specific details about November weather in General Santos, visit General Santos weather in November.

In comparing the weather of May and December, it’s evident that both months offer warm temperatures, but with some notable differences. May typically features slightly higher temperatures, with an average of 27°C (80°F) and a maximum reaching up to 33°C (93°F). However, it is also much wetter, receiving a significant 390 mm (15.3 in) of rainfall over 29 days, contributing to a high humidity level of 77%.

In contrast, December presents a marginally cooler average temperature of 26°C (79°F) and a maximum of 32°C (90°F). This month experiences less precipitation, totaling 227 mm (8.9 in) over 25 days, with a humidity level just slightly higher at 78%. For more specific details about December weather conditions, you can visit General Santos weather in December.

Compare General Santos's Climate with Cities Worldwide

Conclusion: What to Expect From May Weather in General Santos

As May ushers in the peak of the wet season for General Santos, it stands out with its notably high levels of humidity and precipitation, setting it apart from other months. The average temperature remains warm, making it a blend of heat and moisture that can create a rather muggy atmosphere. With rainfall occurring on nearly every day of the month, it's a stark contrast to the drier periods earlier in the year. If you're planning a visit, be prepared for the lush green landscapes this weather brings! For more detailed insights on weather patterns and trends, check out General Santos Climate.