Last updated: August 27, 2025
May in Rizal, Philippines, is characterized by warm temperatures and high humidity, making it a month rich in tropical sensations. The maximum temperature reaches a sweltering 33°C (92°F), while the average hovers around 28°C (82°F), with a minimum of 24°C (75°F), providing a warm backdrop for both locals and visitors. However, this warmth is accompanied by significant rainfall, with 204 mm (8.0 in) of precipitation spread across 29 days, resulting in a lush, vibrant landscape. The 76% humidity adds to the tropical feel of the environment, making it essential to stay hydrated and prepared for sudden showers while exploring the beauty of Rizal this month.
In Rizal, Philippines, the month of May signals a warm transition into the peak of summer, characterized by minimum temperatures averaging 24°C (75°F). As the days unfold, average temperatures rise to 28°C (82°F), with maximums reaching a steamy 33°C (92°F). This trend showcases a gradual increase from April's averages, where the warmth is palpable, enhancing the vibrant outdoor lifestyle typical of this time. While nighttime temperatures remain mild, the soaring highs invite both locals and visitors to enjoy the sun-drenched days, reflecting the region's tropical climate and encouraging a plethora of outdoor activities. As May progresses, this rising warmth represents not just the weather, but the heart of Rizal's summer spirit.
May marks a significant shift in precipitation for Rizal, Philippines, with a dramatic increase to 204 mm (8.0 in), making it one of the wettest months of the year. This uptick is accompanied by a staggering 29 days of rainfall, indicating that almost the entire month is characterized by consistent showers. As the region transitions into the heart of the rainy season, May serves as a precursor to the even higher levels of rainfall expected in June and July, which see averages of 278 mm (11.0 in) and 396 mm (15.6 in), respectively. The data suggests that the onset of the rainy season not only brings heavier rainfall but also a substantial increase in the number of rainy days, establishing a trend of increasing wet conditions that continues through the summer months.
In May, the humidity in Rizal, Philippines, hovers around a comfortable 76%, mirroring April's levels. As the rainy season approaches, residents can expect a gradual increase in moisture, which will soon culminate in the summer months ahead. This slight fluctuation is part of a broader trend where humidity begins to rise noticeably in June, peaking at 84% in July and August. Such seasonal variations highlight Rizal's tropical climate, offering a preview of the wetter months on the horizon while maintaining a relatively pleasant atmosphere in May.
In May, Rizal, Philippines, experiences a UV Index of 13, maintaining an extreme exposure category with a consistent burn time of just 10 minutes. This month, like its predecessors in January through April, indicates high levels of solar radiation, although it does show a slight dip in intensity compared to the peak months of March and April, which both recorded a UV Index of 15. As we transition into the mid-year months, the UV Index remains alarmingly high, with only marginal fluctuations, emphasizing the need for diligent sun protection during this part of the year. To stay informed about these important changes in UV levels, check out the latest updates at Rizal UV Index.
UV Risk Categories
May shines brightly in Rizal, Philippines, as the month boasts 321 hours of glorious sunshine, marking it as one of the sunniest periods of the year. Following a steady climb from 314 hours in April, May's radiant days contribute to a springtime crescendo of light and warmth. This upward trend continues from the earlier months, reflecting an overall increase from the beginning of the year, where January recorded only 228 hours. The sun-soaked days of May are not just a photographer's dream but also a delightful invite for outdoor adventures, distinguishing it from the slightly cooler, cloudier weeks to follow in June and July. As you bask in the warmth of May, you’ll notice how this peak in sunshine invigorates the lush landscapes of Rizal, making it an enchanting time to explore the natural beauty that flourishes under the sun's tender gaze.
As May unfolds in Rizal, Philippines, the likelihood of basking in sunny weather sees a promising 38% chance. This marks a slight decline from the higher probabilities seen in April, where sunshine graced the region 42% of the time. Interestingly, this seasonal dip in sunshine aligns with a broader trend as the country transitions from the drier months to the impending rainy season, with June plummeting to just 21%. Although May may not boast the sunniest days of the year, it remains a delightful month for outdoor activities, offering a balance of warmth and light before the clouds begin to gather in the early summer months.
In Rizal, Philippines, the daylight duration experiences subtle shifts throughout the year, reflecting the natural rhythm of the seasons. Starting the year, January and February enjoy a consistent 11 hours of daylight, setting a gentle tone for the months ahead. As the days grow longer in March and April, daylight extends to 12 hours, hinting at the approaching summer. This trend continues through May, signaling a peak of daylight that is matched by the following months of June, July, August, and September, where an unwavering 12 hours of sunlight prevails. However, as the year draws to a close, October reverts to 11 hours, followed by November and December, completing a cycle that brings a comforting familiarity to the rhythms of life in Rizal.
In Rizal, Philippines, the month of May brings a notable dip in wind speed, averaging just 2.9 m/s (6 mph), marking it as one of the calmest periods of the year. This gentle breeze is a stark contrast to the more blustery months preceding it, where January and February showcase average wind speeds of 4.8 m/s (11 mph) and 4.0 m/s (9 mph), respectively. As the dry season transitions towards the rainy months, wind conditions become increasingly tranquil, with June experiencing an even softer breeze at 2.0 m/s (4 mph). This trend of diminishing wind speed in the early months of summer sets the stage for warmer weather, signaling a perfect opportunity for outdoor activities in the breathtaking landscapes of Rizal.
Weather in Rizal varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Rizal, focusing on differences in temperature, rainfall, humidity, and UV levels.
May and January present distinct weather patterns, with May generally experiencing warmer temperatures. In May, temperatures range from a minimum of 24°C (75°F) to a maximum of 33°C (92°F), averaging around 28°C (82°F). This month also sees considerable rainfall, with 204 mm (8.0 in) spread over 29 days, and humidity levels averaging 76%. On the other hand, January boasts slightly cooler temperatures, with a minimum of 22°C (71°F) and a maximum of 30°C (86°F), averaging 25°C (77°F). January receives less precipitation, totaling 124 mm (4.9 in) over 17 days, and features a marginally higher humidity of 78%. For more detailed information, you can check Rizal weather in January.
May and February showcase distinct weather patterns. In May, temperatures range from a minimum of 24°C (75°F) to a maximum of 33°C (92°F), with an average temperature of 28°C (82°F). This month experiences significant rainfall, totaling 204 mm (8.0 in) across 29 days, along with a humidity level of 76%. In contrast, February offers milder conditions, with temperatures ranging from a minimum of 20°C (69°F) to a maximum of 30°C (86°F), averaging 25°C (77°F). The precipitation in February is considerably lower at 75 mm (3.0 in) over 14 days, and the humidity is slightly less at 75%. For more detailed information, visit Rizal weather in February.
When comparing the weather in May to March, we see that May is generally warmer and more humid. The minimum temperature in May is 24°C (75°F) compared to 21°C (71°F) in March, while the average temperature rises to 28°C (82°F) in May, up from 26°C (79°F) in March. Additionally, May experiences significantly more precipitation, with 204 mm (8.0 in) over 29 days, compared to just 52 mm (2.0 in) over 15 days in March. Both months exhibit high humidity levels, but May's average humidity of 76% is slightly higher than March's 74%. For more detailed information on March weather, you can visit Rizal weather in March.
In comparing the weather of May and April, we see that May tends to be slightly warmer, with average temperatures reaching 28°C (82°F) compared to April's 27°C (81°F). Both months experience high humidity levels at 76%, but May is notably wetter, receiving 204 mm (8.0 in) of rainfall over 29 days, whereas April sees only 61 mm (2.4 in) of precipitation across 17 days. This significant contrast in rainfall suggests that May is not only hotter but also much more humid and rainy. For more detailed information on April weather, you can refer to Rizal weather in April.
May and June exhibit similar minimum and average temperatures, with both months starting at a comfortable 24°C (75°F) and averaging around 28°C (82°F). However, June sees a slight rise in maximum temperatures, peaking at 34°C (93°F) compared to May's 33°C (92°F). Precipitation also differs noticeably; June receives more rainfall at 278 mm (11.0 in) over the same number of days—29—resulting in a wetter month. Additionally, June's humidity levels increase to 81%, slightly higher than May's 76%. For a detailed overview of the weather in Rizal during this month, visit Rizal weather in June.
May and July in Rizal exhibit similar temperature ranges, with both months experiencing minimum temperatures around 24°C (75°F) and maximums reaching up to 33°C (92°F). However, May tends to be slightly warmer on average at 28°C (82°F) compared to July’s average of 27°C (81°F). Rainfall is notably higher in July, accumulating 396 mm (15.6 in) across 30 days, in contrast to May's 204 mm (8.0 in) over 29 days. The humidity also rises in July, reaching 84%, while May maintains a lower level at 76%. For more detailed weather information, visit Rizal weather in July.
The weather in May and August displays some notable differences, particularly in terms of precipitation and humidity. In May, temperatures range from a minimum of 24°C (75°F) to a maximum of 33°C (92°F), with an average of 28°C (82°F) and considerable rainfall totaling 204 mm (8.0 in) over 29 days, accompanied by a humidity level of 76%. In contrast, August sees slightly cooler average temperatures, with a minimum of 23°C (74°F) and a maximum still reaching 33°C (92°F), but the average drops to 27°C (81°F). August is characterized by higher precipitation of 307 mm (12.1 in) spread across 25 days and increased humidity, rising to 85%. For a detailed look at August's weather, you can visit Rizal weather in August.
May and September exhibit distinct yet somewhat similar weather patterns. In May, the temperatures range from a minimum of 24°C (75°F) to a maximum of 33°C (92°F) with an average of 28°C (82°F). However, it is also characterized by significant precipitation, totaling 204 mm (8.0 in) over 29 days, alongside a humidity level of 76%. In contrast, September brings slightly cooler temperatures, with a minimum of 23°C (74°F) and an average of 27°C (81°F), peaking at 34°C (93°F). Interestingly, September experiences even more rainfall, with 379 mm (14.9 in) across 27 days, and the humidity rises to 85%. For more detailed insights about the weather in September, you can check out Rizal weather in September.
In comparing the weather between May and October, both months experience relatively high temperatures, with May seeing an average of 28°C (82°F) and October slightly cooler at 27°C (80°F). Interestingly, the maximum temperature in both months peaks at 33°C (91°F) and 33°C (92°F), reflecting similar heat levels. However, October has a higher precipitation total of 314 mm (12.4 in) compared to May's 204 mm (8.0 in), indicating that October is generally wetter. Additionally, humidity is slightly higher in October at 82%, compared to May's 76%. For more detailed insights into October weather, you can check this link: Rizal weather in October.
In May, the weather is characterized by higher temperatures, with a minimum of 24°C (75°F) and an average of 28°C (82°F), peaking at 33°C (92°F). However, it also sees considerable rainfall, with 204 mm (8.0 in) spread over 29 days and a humidity level of 76%. In contrast, November experiences slightly cooler temperatures, with a minimum of 23°C (73°F) and an average of 26°C (80°F), reaching a maximum of 31°C (88°F). The month is wetter, recording 229 mm (9.0 in) of precipitation over 26 days and a higher humidity of 85%. For more details, you can check Rizal weather in November.
May and December present distinct weather patterns. In May, temperatures range from a minimum of 24°C (75°F) to a maximum of 33°C (92°F), with an average of 28°C (82°F). The month sees significant rainfall, with 204 mm (8.0 in) of precipitation over 29 days, and humidity levels around 76%. In contrast, December experiences slightly cooler temperatures, with a minimum of 21°C (71°F), an average of 26°C (78°F), and a maximum of 31°C (89°F). However, it is also wetter, with 282 mm (11.1 in) of rain over 25 days and higher humidity at 86%. For more details on December weather, you can visit Rizal weather in December.
May in Rizal brings a warm embrace characterized by higher temperatures and significant humidity, which sets it apart from the cooler months earlier in the year. With an average temperature of 28°C, the air becomes thicker and more humid, creating a sultry atmosphere that is typical for the onset of the rainy season. This month also sees an uptick in precipitation, with nearly 30 days experiencing rain, adding to the lush greenery of the region. Comparatively, other months are often drier and more temperate, making May a distinctive chapter in Rizal’s climatic tale. For a deeper dive into the region's weather patterns, visit Rizal Climate.