September Weather in Luzon, Philippines

Last updated: August 27, 2025

September in Luzon, Philippines showcases a warm and humid climate, with maximum temperatures reaching 30°C (86°F) and an average of 28°C (82°F). The month experiences average minimum temperatures around 25°C (78°F), making for a consistently warm atmosphere. Rainfall is a notable feature, with 137 mm (5.4 in) of precipitation spread over 19 days, contributing to the region's lush foliage. Humidity lingers around an impressive 85%, enhancing the tropical feel of this vibrant locale. Visitors can expect a blend of warm weather and occasional showers, perfect for experiencing the natural beauty of Luzon.

September Temperature in Luzon

In September, temperatures in Luzon, Philippines continue the warm trend typical for this tropical region. With a minimum temperature consistently at 25°C (78°F), the month features an average of 28°C (82°F) and peaks at a maximum of 30°C (86°F). This slight increase from the cooler months of July and August reflects the gradual transition towards the more humid, slightly warmer days that are characteristic of the latter part of the year. Visitors can expect a warm climate ideal for exploring the lush landscapes and vibrant culture, but be prepared for humidity and occasional rain as the monsoon season reaches its peak. This combination of warmth and tropical vitality makes September a dynamic time to experience the beauty of Luzon.

September Weather in Luzon: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Luzon, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Luzon, September 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).
JanFebMarAprMayJunJulAugSepOctNovDec808080818181828282828181
Data source: Temperature data for Luzon 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.

September Precipitation in Luzon

September in Luzon, Philippines, marks a transitional period in the region's rainfall pattern, with an average precipitation amount of 137 mm (5.4 in) over 19 days of rain. This represents a notable decrease from the typically wetter months of June and July, which both see heavier rainfall at 234 mm and 169 mm, respectively. The onset of September brings a lighter but consistent drizzle, setting the stage for the upcoming months. Notably, while the rainfall is less intense than in previous months, it continues to play a crucial role in replenishing the lush landscapes of Luzon as the dry season approaches. Overall, the trends indicate a gradual tapering of rainfall leading into October, mirroring patterns observed earlier in the year.

September Precipitation Trends in Luzon

The chart displays monthly precipitation patterns in Luzon, with values for each month alongside September’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how September’s conditions compare to those of other months. In Luzon, September typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec277147215134277234169152137155233160
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

September Humidity in Luzon

As the warm embrace of September settles over Luzon, the humidity remains relatively high at 85%, following a trend that showcases the region's tropical climate. After peaking in the cooler months of January and February with 90% and 92% humidity, the levels gradually decline through spring and summer. Notably, April to July experience a steady decrease, reaching a low of 82% in July before rising slightly again in August and September. This pattern reflects a resilient humidity climate, providing a lush environment that characterizes the beauty of the Philippines, even as the mercury begins to dip toward the end of the year.

September Average Humidity in Luzon

This chart illustrates the average monthly humidity levels in Luzon, with September’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In September, average humidity in Luzon is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec90%92%91%87%84%83%82%83%85%82%84%87%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Luzon

In September, Luzon experiences a UV Index of 15, which falls into the extreme exposure category, necessitating a cautionary approach to sun exposure with a burn time of just 10 minutes. This month's UV levels align closely with the preceding summer months, showcasing a slight dip from the peak values of March and April, both recorded at 16. Consistently high UV Index readings throughout the year underline the region's intense sunlight, particularly evident from February to September. As the transition into the latter part of the year begins, staying informed about the UV Index becomes crucial for residents and visitors alike. For more detailed insights, visit Luzon UV Index.

Maximum UV Index Levels in Luzon for September

The chart shows the monthly maximum UV Index (UVI) for Luzon in September, 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 September, the maximum UV index in Luzon typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec131516161414131415141312
Data source: Luzon September 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.

September Sunshine in Luzon

As autumn unfolds, September in Luzon, Philippines, offers a charming farewell to the summer sunshine, basking in an impressive 283 hours of radiant daylight. This month stands out with solid sunlight, nestled just below the sun-drenched peak of 304 hours seen in the preceding spring months of March and April. While August floods the region with a generous 302 hours, September marks a slight dip, yet still surpasses the hours recorded in the cooler months that follow. Notably, September maintains the trend of consistency that characterizes the year's transition from the vibrant summer heat into the refreshing embrace of autumn, promising plenty of opportunities to enjoy the outdoors before the sun softens in the latter months of the year.

Monthly Sunshine Duration in Luzon: September Highlighted

The September sunshine duration represents the total number of hours Luzon experiences direct sunlight during the month of September, excluding cloudy or obstructed periods. This chart compares the sunshine duration of September with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec223h275h304h304h300h289h289h302h283h283h275h279h
Data source: Luzon September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Luzon During September

In September, the likelihood of sunny weather in Luzon, Philippines reflects a moderate 16% chance of sunshine, indicating a shift from the high probabilities seen in the summer months. Following the consistently bright conditions of June to August, where the chances hovered around 28%, September signals the onset of the wet season, bringing increased cloud cover and rainfall. This trend suggests that while the sunshine may diminish, the transition into the cooler months begins, making September a time of variability in weather patterns. Travelers should prepare for both sunny and rainy days as they explore the rich landscapes of Luzon during this dynamic month.

Percentage of Sunny Days in September in Luzon

The chart illustrates the percentage of sunny days in Luzon throughout the year, with September 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 Luzon experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec13%25%27%26%12%28%26%28%16%19%19%18%
Data source: Luzon September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Luzon in September

In September, Luzon enjoys a consistent 12 hours of daylight, maintaining the trend established over the preceding months. This period of extended daylight is characteristic of the tropical climate, where hours of sunshine remain relatively stable throughout the year. Following an increase from 11 hours in January and February, daylight stretches to its peak during the mid-year months, from March to September. As autumn approaches, the duration begins to gently decline, anticipated to return to 11 hours in October. This rhythm of daylight not only highlights the region's climatic patterns but also influences daily life, agriculture, and cultural practices in Luzon.

Average Daylight Hours in Luzon for September

The chart illustrates the variation in daylight duration in Luzon throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec11h 46m11h 54m12h 4m12h 15m12h 24m12h 28m12h 26m12h 18m12h 8m11h 57m11h 48m11h 44m
Data source: Luzon daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Luzon

As September arrives in Luzon, the gentle breezes mirror the calmness of the transition from the vibrant summer months to the upcoming festive season. With an average wind speed of 2.8 m/s (6 mph), September sees a continuation of the softer winds typical of the late rainy season, paralleling the slight decline observed from the more blustery July. Interestingly, the winds during this month don’t fluctuate significantly, reflecting a trend of calmness following the summer's peak. As the year progresses, winds regain momentum in October, hinting at the dynamic climatic shifts that characterize the Philippines. This gentle September air not only eases the sweltering heat but also plays a crucial role in nurturing the lush landscapes of Luzon, dancing through the green vistas and setting the stage for the beauty that awaits in the months ahead.

Average September Wind Speed in Luzon

The chart displays monthly wind speed patterns in Luzon, with values for each month shown alongside September's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how September's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec3.43.73.63.22.92.64.22.82.8 m/s3.02.73.8
Data source: Luzon September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Luzon Compares to Other Months

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

September and January showcase distinct weather patterns despite their similar temperature ranges. In September, the average temperature hovers around 28°C (82°F), with a maximum of 30°C (86°F) and a relatively lower precipitation level of 137 mm (5.4 in) over 19 days. The humidity is high at 85%, contributing to a muggy atmosphere. In contrast, January offers slightly cooler conditions, with an average temperature of 27°C (80°F) and a maximum of 29°C (84°F). However, it experiences significantly more rainfall, totaling 277 mm (10.9 in) across 23 days, and an increase in humidity to 90%. This shift makes January notably wetter and more humid compared to September. For further insights on the weather features of January, you can check Luzon weather in January.

September and February exhibit similar warm temperatures, with September averaging slightly warmer at 28°C (82°F) compared to February's average of 27°C (80°F). Both months feature minimal temperature variation, with September's maximum reaching 30°C (86°F) and February's max at 29°C (84°F). However, February experiences a bit more rainfall, with 147 mm (5.8 in) over 21 days, compared to September's 137 mm (5.4 in) across 19 days. Humidity is also higher in February at 92%, compared to September's 85%. For more detailed weather information, check Luzon weather in February.

In September, the weather features a warm average temperature of 28°C (82°F), with a maximum of 30°C (86°F) and a minimum of 25°C (78°F). Despite these pleasant temperatures, September is characterized by significant rainfall, totaling 137 mm (5.4 in) over 19 days, and high humidity at 85%. In contrast, March offers slightly cooler conditions with an average temperature of 27°C (81°F), peaking at 29°C (84°F) and a minimum of 24°C (76°F). However, March experiences greater precipitation, with 215 mm (8.5 in) over 24 days and increased humidity at 90%. For a more detailed look at weather patterns during this month, you can check Luzon weather in March.

In comparing the weather of September and April, both months exhibit warm temperatures, with minimums around 25°C (78°F) and maximums reaching 30°C (86°F). However, September tends to be slightly warmer on average, with an average temperature of 28°C (82°F), while April has a slightly lower average of 27°C (81°F). Precipitation levels are comparable, with September experiencing 137 mm (5.4 in) over 19 days and April slightly less at 134 mm (5.3 in) over 21 days. Humidity levels are also high during both months, with September at 85% and April slightly higher at 87%. For a detailed look at Luzon weather in April, visit Luzon weather in April.

In comparing the weather between September and May, both months exhibit similar temperature ranges, with September having a minimum of 25°C (78°F), averaging around 28°C (82°F), and a maximum of 30°C (86°F), while May shows a consistent minimum of 25°C (77°F), an average of 27°C (82°F), and a maximum of 30°C (85°F). However, May experiences significantly higher levels of precipitation, totaling 277 mm (10.9 in) over 27 days compared to September's 137 mm (5.4 in) over 19 days, suggesting that May is notably wetter than September. Humidity levels remain relatively consistent, with September at 85% and May at 83%. For more detailed insights on May weather, you can refer to Luzon weather in May.

In September, temperatures remain warm with a minimum of 25°C (78°F) and an average of 28°C (82°F), slightly higher than June's average of 27°C (82°F). While both months experience high humidity, September sees more rainfall with 137 mm (5.4 in) over 19 days, compared to June's 234 mm (9.2 in) spread over 25 days. Despite the increase in precipitation, September's conditions feel more stable with slightly less rain overall, making it a more pleasant transition into the autumn months. For a detailed look at the weather specifics, you can visit Luzon weather in June.

When comparing the weather in September and July, we see some similarities as well as differences. Both months feature similar temperature ranges, with minimums around 25°C (78°F), average temperatures at 28°C (82°F), and maximums peaking at 30°C (86°F). However, July experiences slightly higher precipitation, totaling 169 mm (6.7 in) over 21 days, compared to September's 137 mm (5.4 in) over 19 days. Additionally, September has a higher humidity level at 85%, while July sits at 82%. For more detailed insights, you can check Luzon weather in July.

September and August exhibit similar temperature patterns, with both months experiencing minimum temperatures of 25°C (78°F) and average temperatures around 28°C (82°F). However, September has a slightly higher maximum temperature of 30°C (86°F) compared to August's 29°C (85°F). In terms of precipitation, September sees a reduction to 137 mm (5.4 in) from August's 152 mm (6.0 in), although both months share the same number of rainy days, totaling 19. Additionally, September's humidity is slightly higher at 85%, compared to August's 83%. For more details, check out Luzon weather in August.

In comparing the weather of September and October, both months share similar temperature ranges, with minimums at 25°C (78°F), averages at 28°C (82°F), and maximums reaching 30°C (86°F). However, October experiences slightly higher precipitation, with 155 mm (6.1 in) falling over 22 days compared to September's 137 mm (5.4 in) over 19 days. Additionally, humidity decreases slightly from 85% in September to 82% in October, making October feel a bit more comfortable despite the increase in rainy days. For more detailed information, you can check out the link: Luzon weather in October.

September and November showcase relatively similar temperatures, with September slightly warmer as it boasts an average of 28°C (82°F) compared to November's 27°C (82°F). Both months experience a minimum temperature of 25°C (78°F) and peak at around 30°C (86°F for September and 85°F for November). However, November sees a significant increase in precipitation, totaling 233 mm (9.2 in) over 23 days, compared to September's 137 mm (5.4 in) across 19 days. Humidity remains high in both months, decreasing slightly from 85% in September to 83% in November. For more details on November weather, check Luzon weather in November.

In September, temperatures in Luzon typically range from a minimum of 25°C (78°F) to a maximum of 30°C (86°F), with an average of 28°C (82°F). The month experiences significant rainfall, averaging 137 mm (5.4 in) over 19 days, accompanied by high humidity levels of 85%. In comparison, December showcases slightly lower maximum temperatures, peaking at 30°C (85°F), yet maintains a similar minimum temperature of 25°C (78°F) and a comparable average of 27°C (82°F). However, December sees increased precipitation, totaling 159 mm (6.3 in) over 23 days, and an uptick in humidity to 87%. For more details, check out Luzon weather in December.

Compare Luzon's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Luzon

As September unfolds in Luzon, the weather shifts noticeably, marked by a warm yet humid atmosphere that sets it apart from other months. With temperatures reaching their peak at around 30°C (86°F), the average remains comfortable at 28°C (82°F), gently easing the transition into the cooler months ahead. However, this month is characterized by significant rainfall, with 137 mm (5.4 inches) of precipitation over 19 days, contributing to the lush greenery that defines the region. The humidity levels soar to 85%, creating a tropical ambiance that can feel oppressive yet invigorating. For those looking to understand how Luzon’s weather patterns evolve throughout the year, further insights can be found in the detailed overview of Luzon Climate.