Last updated: August 27, 2025
In September, Rizal, Philippines experiences a warm and humid climate characterized by an average temperature of 28°C (83°F), peaking at a maximum of 32°C (89°F). The month is marked by substantial precipitation, totaling 213 mm (8.4 in) over 23 days, leading to a striking humidity level of 90%. Such conditions create a lush and vibrant atmosphere, inviting both residents and visitors to engage with the natural beauty that thrives during this rainy season.
In September, Rizal, Philippines experiences warm and pleasant temperatures that are characteristic of its tropical climate. The month typically starts with a minimum temperature of 25°C (78°F), rising to an average of 28°C (83°F), peaking at a comfortable 32°C (89°F). This slight dip in minimum temperatures compared to the hotter early months hints at the gradual transition towards a cooler season. Overall, September maintains a consistent warmth, aligning closely with the patterns established from August, reflecting tropical stability while inviting residents and visitors alike to enjoy the outdoors before the cooler months set in.
September in Rizal, Philippines, marks a notable transition in the climate, with precipitation averaging 213 mm (8.4 in) over 23 rainy days. This increase in rainfall sets the stage for the wettest months of the year, as it follows the slightly drier summer months of April and May. Consistently recorded rainfall intensifies from June through September, showcasing a trend that highlights the region's shift into the monsoon season. Interestingly, while September brings a significant volume of rain, it is slightly less than the October deluge that follows. As the landscape soaks in this moisture, it prepares for the lush vibrancy that characterizes the subsequent months, making September a pivotal moment in Rizal's annual climate narrative.
September in Rizal, Philippines, marks the peak of humidity, reaching 90%, an increase from the preceding months. This rising trend is part of a natural progression that starts in the drier months of January, where humidity is a more comfortable 85%, and nudges upward through the year. The transition from August’s 89% to September’s 90% signifies the onset of the wet season, a pattern that continues into October and November, both maintaining the same high levels of 90%. With December following closely at 91%, it's evident that Rizal's climate becomes increasingly humid as the year progresses, creating a lush, tropical ambiance that characterizes the region.
In September, Rizal, Philippines, continues to experience a high UV Index of 14, categorized as extreme, consistent with the trend observed throughout the preceding months. This level of intensity indicates that skin can burn in as little as 10 minutes of unprotected exposure, emphasizing the importance of sun safety. As the year progresses, Rizal's UV exposure remains notably high from January through October, demonstrating a persistent risk that residents and visitors should heed. With only slight fluctuations in UV levels, notably peaking at 16 in March and April, it's clear that the need for protective measures is paramount. For those planning to enjoy the sunshine, incorporating sunscreen and protective clothing is crucial. Stay informed on the UV trends and take the necessary precautions to protect your skin. For more details, visit Rizal UV Index.
UV Risk Categories
As September unfolds in Rizal, Philippines, the sun continues to shine brightly, offering 278 hours of sunshine. This marks a slight decline from the vibrant days of May, which recorded the year's peak at 322 hours. From the month-to-month trend, it's evident that the sunlight begins to wane as the country transitions into the latter part of the year, though September still enjoys a generous share of daylight. The sunshine hours dip from the summer highs, but remain above the average for the second half of the year, showing that while the rainy season approaches, Rizal's skies are still often clear and inviting. Overall, September shines as a superb blend of warmth and light before the coming cooler months.
As September unfolds in Rizal, Philippines, the chances of sunny weather take a noticeable dip, with only an 11% likelihood of clear skies. This decrease follows the previous months that typically offer slightly more sun, highlighting a trend toward cloudier days as the rainy season approaches. In contrast to the optimistic percentages seen earlier in the year—like 38% in March and 35% in April—September signals a transition where sunshine becomes more elusive. As the region braces for increased rainfall, those hoping for sunny outings may want to plan accordingly, keeping in mind the patterns of this tropical climate.
In Rizal, Philippines, September heralds a continuation of the pleasant 12 hours of daylight that has characterized the region since March. As the days start to transition towards the shorter daylight hours of October, this month provides ample opportunities for outdoor adventures and activities under the warm sun. Notably, from January to February, daylight remains consistent at 11 hours, before gradually expanding to 12 hours from March through September. This trend reflects a stable tropical climate, where longer days are experienced throughout the dry months, enhancing the vibrant outdoor lifestyle that Rizal has to offer. After September, the daylight duration dips again, entering a seasonal ebb that reminds locals of the cyclical beauty of nature in the Philippines.
As September rolls into Rizal, Philippines, the winds continue their gentle descent, averaging 2.6 m/s (6 mph) this month. This slight increase from August, which experienced the calmest breezes at 2.5 m/s (6 mph), marks the beginning of a subtle shift as the region transitions toward the more blustery months ahead. The pattern from the previous months illustrates a clear trend: the wind speeds typically ebb during the summer peak, reaching their lowest in the mid-year months of June and August, before gradually strengthening again in October and peaking towards December. This ebb and flow not only defines Rizal's climate but also creates a serene backdrop, inviting locals and visitors alike to embrace the refreshing atmosphere of early autumn.
Weather in Rizal varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Rizal, focusing on differences in temperature, rainfall, humidity, and UV levels.
September and January present a glimpse of a tropical climate with their warm temperatures, but they differ notably in precipitation levels. In September, temperatures range from a minimum of 25°C (78°F) to a maximum of 32°C (89°F), accompanied by significant rainfall of 213 mm (8.4 in) over 23 days and high humidity at 90%. Conversely, January offers slightly cooler temperatures, with a minimum of 24°C (76°F) and a maximum of 29°C (85°F), yet it experiences even heavier rainfall at 288 mm (11.3 in) over the same number of days, though humidity is marginally lower at 85%. Thus, while both months are warm and wet, January is characterized by more substantial rainfall despite only slightly cooler temperatures. For more detailed information, view the Rizal weather in January.
In comparing the weather of September and February, September tends to be slightly warmer, with average temperatures ranging from a minimum of 25°C (78°F) to a maximum of 32°C (89°F), while February sees milder temperatures with an average ranging from 24°C (76°F) to 29°C (84°F). Additionally, September has higher precipitation levels, totaling 213 mm (8.4 in) over 23 days, compared to February's 169 mm (6.6 in) across 20 days. Humidity is also notably higher in September at 90%, compared to February’s 80%. For more specific insights into the weather during February, you can visit Rizal weather in February.
In September, the weather is characterized by higher temperatures and significant humidity, with average temperatures ranging from a minimum of 25°C (78°F) to a maximum of 32°C (89°F). The month also experiences considerable rainfall, totaling 213 mm (8.4 in) over 23 days, contributing to a muggy atmosphere with 90% humidity. In contrast, March offers slightly cooler temperatures, with averages between 25°C (77°F) and 30°C (86°F). It also sees less rainfall, with 150 mm (5.9 in) over 20 days and lower humidity at 77%. For more detailed information about March weather in Rizal, you can visit Rizal weather in March.
In September, the weather is characterized by higher humidity at 90% and significantly more rainfall, with 213 mm of precipitation over 23 days. The temperature remains warm, with a minimum of 25°C (78°F) and an average of 28°C (83°F). In contrast, April features slightly lower humidity at 78% and less precipitation, totaling 86 mm over 16 days. The temperatures in April are comparable, with a minimum of 25°C (77°F) and an average of 28°C (82°F). Overall, September is wetter and more humid, while April is relatively drier and has more comfortable atmospheric conditions. For more details on April weather, you can check Rizal weather in April.
In comparing the weather of September and May, both months exhibit warm temperatures, as they feature a minimum of 25°C (78°F) and a maximum of 32°C (89°F). September tends to have a slightly lower average temperature of 28°C (83°F), while May is typically a bit warmer with an average of 29°C (84°F). However, September is marked by significantly higher precipitation, with 213 mm (8.4 in) of rainfall over 23 days compared to May's 155 mm (6.1 in) over 25 days. Humidity levels are also higher in September at 90%, whereas May's humidity is a more comfortable 84%. For a more detailed insight into May’s weather, you can check out Rizal weather in May.
When comparing the weather in September and June, both months exhibit warm temperatures, with September having a minimum of 25°C (78°F) and an average of 28°C (83°F), while June is slightly warmer with a minimum of 26°C (79°F) and an average of 29°C (84°F). Both months experience similar maximum temperatures at 32°C (89°F) in September and 32°C (90°F) in June. However, June receives more precipitation, totaling 237 mm (9.3 in) over 25 days compared to September's 213 mm (8.4 in) across 23 days. Humidity levels are also quite high in both months, with September at 90% and June at 87%. For detailed insights, refer to Rizal weather in June.
In comparison to July, September experiences similar temperature patterns, with both months having a minimum of 25°C (78°F), an average of 28°C (83°F), and a maximum of around 32°C (89°F in September and 90°F in July). However, September sees slightly higher precipitation, totaling 213 mm (8.4 in) over 23 days, while July records 217 mm (8.5 in) across 26 days. Humidity levels are also quite high in both months, with September at 90% and July at 88%. This minor difference in precipitation and humidity highlights the persistent wet conditions characteristic of these summer months in the region. For more details, check out Rizal weather in July.
In comparing the weather conditions between September and August, we find several notable similarities and differences. Both months share a minimum temperature of 25°C (78°F), an average of 28°C (83°F), and a maximum temperature that is almost identical, with September reaching up to 32°C (89°F) while August peaks at 32°C (91°F). However, September experiences significantly higher precipitation, totaling 213 mm (8.4 in) across 23 rainy days, compared to August's 163 mm (6.4 in) over 20 days. Additionally, September's humidity is slightly higher at 90%, compared to August's 89%. For a closer look at August weather, you can visit Rizal weather in August.
September and October both showcase warm temperatures, with minimums remaining constant at 25°C (78°F) and average temperatures slightly declining from 28°C (83°F) in September to 28°C (82°F) in October. However, October experiences a slight dip in maximum temperatures, dropping from 32°C (89°F) to 31°C (88°F). In terms of precipitation, October is notably wetter, with an increase to 278 mm (10.9 in) across 29 rainy days, compared to September's 213 mm (8.4 in) over 23 days. The humidity levels remain quite high in both months, but slightly decrease from 90% in September to 87% in October. For more detailed weather information, visit Rizal weather in October.
In September, the weather features a warm average temperature of 28°C (83°F), with maximum highs reaching 32°C (89°F). However, it's also marked by substantial rainfall, totaling 213 mm (8.4 in), spread over 23 days, contributing to a humid atmosphere with 90% humidity. In contrast, November sees a slight increase in minimum temperatures, sitting at around 26°C (79°F), while maintaining a similar average of 28°C (82°F) and a max of 31°C (87°F). Rainfall in November increases to 260 mm (10.2 in), spread across 28 days, leaving the humidity consistent at 90%. For more details on the weather in Rizal during November, visit Rizal weather in November.
In September, the weather typically features warmer temperatures with a minimum of 25°C (78°F) and an average of 28°C (83°F), peaking at around 32°C (89°F). The month experiences considerable rainfall, with a total precipitation of 213 mm (8.4 in) spread over 23 days, resulting in high humidity levels of 90%. In contrast, December brings slightly cooler temperatures, with a minimum of 25°C (77°F), an average of 27°C (81°F), and a maximum of 30°C (86°F). However, it is significantly wetter, receiving 345 mm (13.6 in) of rain over 28 days and a humidity level of 91%. For a detailed look at the weather conditions in Rizal during December, you can check Rizal weather in December.
As September rolls in, Rizal experiences a marked shift in weather compared to the drier months of the year. With the humidity soaring to 90% and nearly every day seeing precipitation, this month is characterized by its frequent rain showers and overcast skies. Temperatures remain warm, with average highs reaching a balmy 32°C, yet the heavy rainfall creates a refreshing atmosphere, making for a unique blend of warmth and moisture. For those planning visits, the lush landscapes and vibrant greenery during this wet season bring a distinct charm to Rizal. To learn more about the overall weather patterns throughout the year, visit Rizal Climate.