Last updated: August 27, 2025
September in Subic, Philippines presents a warm tropical climate characterized by a maximum temperature of 33°C (92°F) and an average of 27°C (81°F), creating an inviting atmosphere for visitors. However, the weather is notably humid, with levels reaching around 85%, which can make the heat feel more intense. Rainfall is significant during this month, accumulating to 386 mm (15.2 in) over approximately 27 days, indicating a wet season that may affect outdoor activities. Whether you're planning a getaway or simply curious about the local climate, September in Subic offers a vivid glimpse into its lush tropical environment.
In Subic, Philippines, September welcomes a warm climate that reflects the lingering summer vibes of the region. With minimum temperatures averaging around 24°C (75°F) and maximums peaking at 33°C (92°F), the month maintains a steady rhythm reminiscent of the preceding months. Notably, the average temperature holds at 27°C (81°F), mirroring conditions from both July and August, which indicates a consistent warmth as the country transitions toward the cooler months. The humidity can still be felt, as this late-summer warmth creates a vibrant and tropical atmosphere perfect for outdoor adventures. With day and night temperatures closely aligned, this period is ideal for beachgoers and nature enthusiasts alike, making September a delightful time to explore the beauty of Subic.
September in Subic, Philippines, continues the trend of substantial rainfall, with 386 mm (15.2 in) of precipitation spread over 27 days. This month marks a peak in the wet season, following the already significant downpours of August and preceding October's decrease. The combination of ample rainfall and frequent rainy days contributes to a lush landscape, highlighting the region’s tropical climate. As the year progresses, the monsoon influences become more pronounced, demonstrating a clear transition from the early drier months of the year to a period characterized by nearly continuous precipitation. This seasonal shift underscores the dynamic weather patterns that define Subic's climate, making September a quintessential month for experiencing the region's vibrant greenery.
September in Subic, Philippines, is marked by high humidity levels, reaching 85%, a trend that carries over from the sweltering months of July and August. This level signifies a peak in the region's overall humidity, contributing to the tropical feel prevalent throughout the summer. As the month transitions into October, there’s a slight dip to 82%, but the lingering warmth remains evident. Overall, the data reveals a consistent pattern of increased humidity from June onwards, earmarking Subic's wet season, where the air feels notably heavier and more saturated, inviting a lush vibrance to the landscape.
In September, Subic, Philippines, maintains an extreme UV Index of 14, consistent with the high levels prevalent throughout the previous summer months. This trend reflects the region's strong sun exposure, where a mere 10 minutes under the sun can lead to skin damage. As we transition from the sweltering summer heat, the UV Index remains notably high, mirroring the values recorded in July and August. With the risk of overexposure still significant, it’s crucial to prioritize sun protection during this month. For more detailed information, you can check the Subic UV Index.
UV Risk Categories
As the calendar turns to September, Subic, Philippines, enjoys a notable transition in its sunshine hours, averaging 255 hours this month. While this is a dip from the peak of 325 hours in May, it remains consistent with the sun-kissed days of early summer and continues a trend of diminishing daylight as the end of the year approaches. Compared to the sun-soaked vibrancy of April and May, the warmth of September evokes a sense of tranquil beauty, making it a delightful time to explore the region’s stunning coastlines and rich biodiversity. Although shorter days are on the horizon, the lingering warmth of autumn ensures that Subic still offers plenty of opportunities for sun-soaked adventures and relaxation.
As summer transitions into fall, September in Subic, Philippines brings a noticeable dip in the likelihood of sunny weather, with only a 15% chance of clear skies. This marks a decline from the preceding months of April and May, where sunshine was more prevalent, hovering around 46% and 44%, respectively. Following the dry summer, the rainy season begins to assert itself, leading to a significant drop in sunlit days, particularly when compared to the 47% chance found in March. As the year progresses, October offers a slight rebound to an 18% chance, yet September stands out as a month where sunshine becomes a rare treasure amidst increasing cloud cover.
In Subic, Philippines, September marks a continuation of the consistent daylight experienced from March through August, with the sun gracing the skies for a full 12 hours each day. This extended illumination serves as a perfect backdrop for both leisure and productivity, blending the vibrant hues of tropical flora with the rhythm of daily life. As the month transitions towards October, daylight begins to wane slightly, reverting to 11 hours by the time the year closes in on the cooler months. This rhythm of light underscores the tropical allure of Subic, where each month offers its unique charm under the sun's watchful gaze.
As September unfolds in Subic, Philippines, the average wind speed gently settles at 2.1 m/s (5 mph), marking a notable dip from the peak summer months. This transition reflects a gradual cooling trend as the region shifts from the sweltering heat of July and August, which enjoyed healthier breezes averaging around 3.5 m/s (8 mph) and 2.5 m/s (6 mph), respectively. The wind dynamics in September indicate a seasonal shift, where the calming breezes set the stage for a serene atmosphere, inviting locals and tourists alike to embrace outdoor activities with a more relaxed ambiance. As the year progresses towards October, a slight uptick in wind speed to 2.7 m/s (6 mph) suggests that while the summer's vigor wanes, the charm of the Subic coast continues to enchant both residents and visitors.
Weather in Subic varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Subic, focusing on differences in temperature, rainfall, humidity, and UV levels.
In September, temperatures generally range from a minimum of 24°C (75°F) to a maximum of 33°C (92°F), with an average of 27°C (81°F). This month experiences high humidity levels at 85% and significant rainfall, totaling 386 mm (15.2 in) spread over 27 days. In contrast, January has milder temperatures, with a minimum of 22°C (71°F) and a maximum of 31°C (89°F), averaging 26°C (79°F). The weather is noticeably drier, with only 58 mm (2.3 in) of precipitation over just 7 days and lower humidity at 78%. For more information on January weather specifics, visit Subic weather in January.
September and February present distinct weather patterns. In September, temperatures range from a minimum of 24°C (75°F) to a maximum of 33°C (92°F), with an average of 27°C (81°F). This month is characterized by high humidity at 85% and substantial rainfall, totaling 386 mm (15.2 in) over 27 days. In contrast, February is generally cooler, with temperatures ranging from 21°C (69°F) to 31°C (89°F), and an average of 26°C (79°F). February experiences significantly less precipitation, amounting to only 36 mm (1.4 in) over just 5 days, along with lower humidity at 75%. For more details, you can check out Subic weather in February.
September and March share similar average temperatures, with both months averaging around 27°C (81°F) and reaching highs of 33°C (92°F). However, September is significantly wetter, experiencing 386 mm (15.2 in) of precipitation over 27 days, while March sees much less rainfall at just 37 mm (1.5 in) over 7 days. Additionally, the humidity levels are higher in September at 85%, compared to March's 74%. This makes September feel more muggy and damp, whereas March is generally drier and more comfortable. For a more detailed look at weather conditions, you can check Subic weather in March.
September weather is characterized by warmer temperatures, with a minimum of 24°C (75°F) and an average of 27°C (81°F), peaking at 33°C (92°F). However, it also experiences significantly higher precipitation, with 386 mm (15.2 in) spread over 27 days, resulting in a noticeably humid environment at 85%. In contrast, April offers slightly cooler conditions, featuring a minimum temperature of 23°C (74°F) and an average of 28°C (83°F), with a maximum of 34°C (94°F). The month is much drier, receiving only 36 mm (1.4 in) of rain over 9 days, contributing to a lower humidity level of 76%. This makes April a more favorable choice for outdoor activities. For more specific information on April weather in Subic, check out Subic weather in April.
In comparing the weather of September and May, one can observe distinct differences in temperature and precipitation. September features a slightly cooler temperature range, with minimums around 24°C (75°F) and maximums reaching up to 33°C (92°F), while May usually sees a minimum of 25°C (76°F) and can peak at an impressive 36°C (96°F). Notably, September experiences significantly more rainfall, accumulating 386 mm (15.2 in) over 27 days, compared to May's 155 mm (6.1 in) across 23 days. Additionally, humidity levels are higher in September at 85%, whereas May's humidity is comparatively lower at 76%. For more insights on May’s climate, you can check out Subic weather in May.
In comparing the weather of September and June, both months experience similar minimum temperatures of 24°C (75°F), but September generally has a slightly lower average temperature of 27°C (81°F) compared to June's 28°C (83°F). Maximum temperatures are also comparable, with September reaching up to 33°C (92°F) and June peaking at 34°C (94°F). While both months are quite humid, September's humidity is slightly higher at 85% compared to June's 81%. Precipitation is notably greater in September, with 386 mm (15.2 in) falling over 27 days, compared to 298 mm (11.7 in) over 26 days in June. For more detailed insights, you can check out Subic weather in June.
In both September and July, the temperatures remain consistent, with minimums at 24°C (75°F), averages around 27°C (81°F), and maximums peaking at 33°C (92°F in September and 91°F in July). However, July experiences higher precipitation, with 465 mm (18.3 in) over 30 days compared to September's 386 mm (15.2 in) across 27 days. The humidity levels are quite similar, hovering around 85% in September and 84% in July, contributing to a consistently tropical atmosphere. For more details on July weather, visit Subic weather in July.
In comparing the weather of September and August, both months have similar temperature ranges, with minimums at 24°C (75°F), averages at 27°C (81°F), and maximums peaking at 33°C (92°F). However, September experiences slightly higher precipitation, totaling 386 mm (15.2 in) over 27 days, compared to August's 355 mm (14.0 in) over 28 days. Humidity remains consistent at 85% for both months, creating a similarly muggy atmosphere. For more detailed information, you can check Subic weather in August.
September and October display relatively similar weather patterns, with both months experiencing an average temperature of 27°C (81°F) and maximum temperatures peaking at 33°C (91°F to 92°F). However, September is characterized by higher humidity at 85% and significantly more rainfall, with a total of 386 mm (15.2 in) over 27 days. In contrast, October sees a reduction in precipitation to 265 mm (10.4 in) spread across 25 days, accompanied by slightly lower humidity at 82%. This slight shift in weather makes October generally more pleasant, as the decrease in rainfall and humidity offers a more comfortable atmosphere. For detailed information, you can check Subic weather in October.
In comparing the weather between September and November, both months exhibit warm temperatures with minimal variation; September sees a minimum of 24°C (75°F) and a maximum of 33°C (92°F), while November has slightly lower extremes, ranging from 23°C (73°F) to 32°C (90°F). The average temperature remains steady at 27°C (81°F) for both months. However, September is characterized by significantly higher rainfall, with 386 mm (15.2 in) spread over 27 days, compared to November's 153 mm (6.0 in) over just 14 days. Humidity remains consistent at 85% in both months. For more specific details, check out Subic weather in November.
In September, the weather is typically warm and humid, with minimum temperatures around 24°C (75°F) and maximums reaching up to 33°C (92°F). This month experiences significant rainfall, averaging 386 mm (15.2 in) over 27 days, contributing to a high humidity level of 85%. In contrast, December features slightly cooler temperatures, with a minimum of 22°C (72°F) and a maximum of 32°C (90°F). The precipitation drops significantly to 165 mm (6.5 in) across just 13 days, while humidity remains comparable at 86%. For more details on December weather, you can visit Subic weather in December.
As September rolls into Subic, the weather takes on a distinctive character marked by high humidity and frequent rainfall. Temperatures often reach a warm 33°C (92°F), but the average settles comfortably around 27°C (81°F), making it noticeably warmer compared to the cooler months. However, the most striking feature is the abundance of precipitation, with rain gracing the skies for nearly all but a few days of the month. This high humidity level can feel quite muggy, making September one of the wetter months in the region. For a more comprehensive look at the weather patterns throughout the year, visit Subic Climate.