May Weather in Rizal, Philippines

Last updated: August 27, 2025

In Rizal, Philippines, May marks the onset of the warm season, characterized by maximum temperatures reaching up to 33°C (91°F) and an average temperature of 28°C (82°F). The month experiences high humidity levels at 83%, making the heat feel more intense. Rainfall is significant, with a total of 178 mm (7.0 in) spread over 27 days, resulting in frequent showers that provide a refreshing contrast to the heat. This combination of warmth and moisture creates a lush, vibrant environment typical of this tropical region.

May Temperature in Rizal

In Rizal, Philippines, the month of May ushers in noticeably warmer temperatures, making it a key transition into the summer season. With a minimum temperature of 24°C (75°F) and peaking at a maximum of 33°C (91°F), May stands out with its average temperature climbing to 28°C (82°F). This trend reflects a consistent increase from the cooler months of January through April, where averages hovered between 26°C (79°F) and 27°C (81°F). As the region heads into the sweltering days of summer, these warmer readings in May indicate a marked shift, paving the way for the humid tropical climate that defines the rest of the year. Thus, May not only warms up the days but also enhances the appeal for outdoor activities, making it a vibrant month in Rizal.

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

The chart illustrates May temperature patterns in Rizal, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Rizal, 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).
JanFebMarAprMayJunJulAugSepOctNovDec797980818281818281818180
Data source: Temperature data for Rizal 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 Rizal

In May, Rizal, Philippines, experiences a significant pattern in precipitation, recording an average of 178 mm (7.0 in) of rain over 27 days. This marks a slight increase compared to the preceding months, with April's total at 148 mm (5.8 in) over just 17 days. As the region transitions into the rainy season, May sets the tone for the wetter months ahead, which peak in June with 238 mm (9.4 in). The frequency of rainy days in May emphasizes the region's shift towards a more humid climate, indicating a preparation for the heavier rainfall typical in the following months. This trend underscores a cyclical weather pattern, where late spring showers pave the way for the more intense downpours of early summer.

May Precipitation Trends in Rizal

The chart displays monthly precipitation patterns in Rizal, 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 Rizal, May typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec241209139148178238212152165222189264
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Rizal

As May arrives in Rizal, Philippines, it brings a gentle decline in humidity levels, dropping to 83% from the steamy highs of earlier months. This slight reduction is a welcome relief compared to the unyielding 90% humidity typical of January through March. April marks the beginning of this gradual easing, but May remains a pivotal month, signaling the transition toward the drier June. Interestingly, following May, humidity continues to decrease until the peak of the rainy season in July. This pattern highlights the region's unique climate, characterized by a blend of tropical warmth and comfort, making it an enchanting time for locals and visitors alike to enjoy the lush, vibrant landscape.

May Average Humidity in Rizal

This chart illustrates the average monthly humidity levels in Rizal, 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 Rizal is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec90%90%90%88%83%81%81%81%84%81%84%88%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Rizal

In May, the UV Index in Rizal, Philippines maintains a high level of intensity, measuring at 14, categorized as extreme with a burn time of just 10 minutes. This trend of elevated UV exposure continues from previous months, peaking at 16 in both March and April. Though slightly lower than its pre-May levels, the UV Index remains a significant concern, emphasizing the necessity for adequate sun protection. As the year progresses, June will see a slight decrease to 13, but the extreme classifications persist, highlighting a consistent pattern of risk throughout the first half of the year. For more details, visit Rizal UV Index.

Maximum UV Index Levels in Rizal for May

The chart shows the monthly maximum UV Index (UVI) for Rizal 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 Rizal typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec131416161413131514141211
Data source: Rizal 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 Rizal

In Rizal, Philippines, May stands out as a beacon of brightness, boasting an impressive 318 hours of sunshine—the highest of the year. This vibrant month showcases a steady upward trend in sunlight, following the warm rays of March and April, which recorded 305 and 304 hours respectively. After May, sunshine hours begin to taper off slightly as the dry season gives way to the wet months of June through August, yet the sun still graces Rizal with a commendable 294 to 292 hours of light. Overall, this data highlights a delightful springtime peak in sunshine, inviting residents and visitors alike to enjoy the outdoors in the bustling beauty of Rizal's May.

Monthly Sunshine Duration in Rizal: May Highlighted

The May sunshine duration represents the total number of hours Rizal 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.
JanFebMarAprMayJunJulAugSepOctNovDec223h261h305h304h318h294h287h292h283h278h271h263h
Data source: Rizal May Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Rizal During May

In Rizal, Philippines, the likelihood of sunny weather in May sees a dip, with a 17% chance of sunshine. This month is characterized by a gradual decline from the warmer days of March (28%) and a subtle comparison with April (22%). As the season transitions towards the rainy months, the trend reflects a consistent decrease in sunshine probability, dropping further in June (18%) and July (14%). Overall, while May may still offer some bright days, it signals the onset of cloudy skies as the summer season wanes.

Percentage of Sunny Days in May in Rizal

The chart illustrates the percentage of sunny days in Rizal 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 Rizal experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec11%22%28%22%17%18%14%18%11%11%15%14%
Data source: Rizal May chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Rizal in May

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.

Average Daylight Hours in Rizal for May

The chart illustrates the variation in daylight duration in Rizal throughout the year, with May highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec11h 38m11h 49m12h 3m12h 18m12h 31m12h 37m12h 34m12h 23m12h 9m11h 54m11h 41m11h 35m
Data source: Rizal daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in Rizal

In May, wind speeds in Rizal, Philippines average around 1.8 m/s (4 mph), continuing a gentle trend that characterizes the pre-monsoon season. This month sees a slight increase compared to April, which had an average of 2.0 m/s (4 mph), suggesting a stabilizing pattern as the year progresses. Notably, the wind speeds fluctuate subtly from January through April, with the highest being 2.3 m/s (5 mph) in December, hinting at a seasonal variation that peaks in the cooler months. Overall, May offers pleasant breezes that complement the captivating landscape of Rizal, making it a delightful time for outdoor pursuits amidst nature's embrace.

Average May Wind Speed in Rizal

The chart displays monthly wind speed patterns in Rizal, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1.52.11.62.01.8 m/s1.61.71.71.71.81.62.3
Data source: Rizal May wind data, generated using information from the Copernicus Climate Change Service.

How May Weather in Rizal Compares to Other Months

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 typically featuring warmer temperatures. In May, the minimum temperature hovers around 24°C (75°F), averaging 28°C (82°F) and reaching a maximum of 33°C (91°F). In contrast, January's temperatures are slightly cooler, with a minimum of 23°C (73°F), an average of 26°C (79°F), and a maximum of 30°C (87°F).

Precipitation levels also differ between the two months; May receives 178 mm (7.0 in) of rainfall over 27 days, while January experiences a higher total of 241 mm (9.5 in) over 23 days, contributing to its increased humidity of 90% compared to May’s 83%. For further details on January's weather, visit Rizal weather in January.

May typically features warmer temperatures than February, with average highs reaching 33°C (91°F) compared to February’s maximum of 30°C (87°F). While both months experience significant humidity, May’s humidity is slightly lower at 83%, compared to February’s 90%. Interestingly, February sees more precipitation days, totaling 20, but May has a higher overall rainfall of 178 mm (7.0 in) across 27 days. For more detailed insights into February's weather patterns, you can check Rizal weather in February.

In March, temperatures range from a minimum of 22°C (72°F) to a maximum of 31°C (88°F), with an average of 26°C (80°F). The month sees approximately 139 mm (5.5 in) of precipitation over 19 days, coupled with a relative humidity of 90%. In contrast, May experiences slightly warmer weather, with temperatures ranging from a minimum of 24°C (75°F) to a maximum of 33°C (91°F) and an average of 28°C (82°F). Precipitation in May is higher at 178 mm (7.0 in) over 27 days, and humidity remains relatively high at 83%. For more details about the weather in March, you can check Rizal weather in March.

In comparing the weather between April and May, we observe that May tends to be slightly warmer, with average temperatures ranging from a minimum of 24°C (75°F) to a maximum of 33°C (91°F). In contrast, April has a slightly cooler temperature range, with minimums of 23°C (73°F) and maximums of 32°C (89°F). While both months experience significant rainfall, May has a greater total precipitation of 178 mm (7.0 in) over 27 days, compared to April's 148 mm (5.8 in) over 17 days. Humidity levels are also notable, with May at 83% and April slightly higher at 88%. For more insights, you can check Rizal weather in April.

May and June exhibit warm temperatures, with May having a slightly broader range. In May, temperatures fluctuate from a minimum of 24°C (75°F) to a maximum of 33°C (91°F), averaging at 28°C (82°F). In contrast, June starts off a fraction warmer with a minimum of 25°C (76°F) and peaks at 32°C (89°F), averaging at 27°C (82°F). Precipitation increases in June, totaling 238 mm (9.4 in) over 26 days, compared to May's 178 mm (7.0 in) across 27 days. Humidity remains high in both months, but June is slightly less humid at 81% compared to May's 83%. For more detailed information on June weather, you can visit Rizal weather in June.

In comparing the weather between May and July, both months experience warm temperatures with minimal variation; May showcases a slight edge with average highs reaching 33°C (91°F) compared to July's 32°C (90°F). However, July sees slightly cooler average temperatures, averaging around 27°C (82°F), while May maintains an average of 28°C (82°F). Precipitation levels are higher in July, with 212 mm (8.3 in) over 23 days, compared to May's 178 mm (7.0 in) across 27 days, indicating a more concentrated rainfall pattern. Humidity remains relatively high in both months, with May at 83% and July at 80%. For more detailed information, you can check Rizal weather in July.

In comparing the weather between May and August, we see some notable similarities and differences. Both months maintain a min temperature of about 24°C (75°F), with average temperatures hovering around 28°C (82°F). However, May experiences slightly higher maximum temperatures, reaching up to 33°C (91°F) compared to August’s peak of 32°C (90°F). Precipitation levels also vary, with May receiving more rain at 178 mm (7.0 in) over 27 days, while August has less, totaling 152 mm (6.0 in) across 22 days. Humidity remains relatively high in both months, with May at 83% and August slightly lower at 81%. For more details, visit Rizal weather in August.

In May, the weather tends to be warmer with temperatures ranging from a minimum of 24°C (75°F) to a maximum of 33°C (91°F) and an average of 28°C (82°F). It also experiences a higher level of precipitation, totaling 178 mm (7.0 in) over 27 days, coupled with a humidity level of 83%. In contrast, September offers slightly cooler temperatures, with a maximum of 32°C (89°F) and an average of 27°C (82°F), while still maintaining a minimum of 24°C (75°F). The rainfall in September is somewhat less, with a total of 165 mm (6.5 in) spread over 22 days, and slightly higher humidity at 84%. For more detailed information, you can check out Rizal weather in September.

May and October showcase warm temperatures, with both months experiencing a minimum temperature of 24°C (75°F). However, May tends to be slightly warmer on average, reaching 28°C (82°F) compared to October's average of 27°C (81°F). The maximum temperatures are also comparable, with May peaking at 33°C (91°F) and October at 32°C (89°F).

When it comes to precipitation, October sees more rainfall than May, with 222 mm (8.7 in) falling over the same number of days (27), compared to May's 178 mm (7.0 in). Humidity levels are relatively close, with May at 83% and October at 81%. For more detailed insights into October's weather specifically, you can check Rizal weather in October.

May and November exhibit similar warm temperatures, with May having slight higher averages, peaking at max temperatures of 33°C (91°F) compared to November’s maximum of 31°C (88°F). Humidity levels also remain high in both months, with May at 83% and November slightly higher at 84%. In terms of precipitation, November experiences slightly more at 189 mm (7.4 in) over 25 days, compared to May's 178 mm (7.0 in) over 27 days. For more details on November weather, you can check Rizal weather in November.

May and December showcase distinct weather patterns, with both months experiencing warm temperatures, but December being slightly cooler. In May, temperatures range from a minimum of 24°C (75°F) to a maximum of 33°C (91°F), averaging around 28°C (82°F), alongside significant precipitation of 178 mm (7.0 in) over 27 days and high humidity at 83%. In contrast, December's temperatures are a bit milder, with a minimum of 23°C (74°F), an average of 27°C (80°F), and a maximum of 31°C (88°F). This month sees even higher rainfall, with 264 mm (10.4 in) spread over 28 days, and the humidity rises to 88%. For more details on December weather, you can visit Rizal weather in December.

Compare Rizal's Climate with Cities Worldwide

Conclusion: What to Expect From May Weather in Rizal

As May unfolds in Rizal, the weather transitions into a vibrant tapestry of warmth and humidity. With average temperatures hovering around 28°C (82°F), this month stands out for its sultry days and a notable shift in precipitation. Unlike the drier months, May sees an increase in rainfall, with 178 mm spread across 27 days, making it one of the wettest times of the year. Humidity reaches a peak of 83%, adding to the tropical feel, perfect for lush landscapes but challenging for those unaccustomed to the heat. If you're planning a visit, don’t let the rain dampen your spirits—embrace the lush beauty and vibrant life that the May weather in Rizal brings. For more insights on this captivating climate, check out Rizal Climate.