Last updated: August 27, 2025
September in San Fernando, Philippines is characterized by a warm and humid climate, with maximum temperatures reaching 32°C (90°F) and an average temperature of 28°C (82°F). The month experiences significant rainfall, amassing 359 mm (14.1 in) over approximately 26 days, making it one of the wettest periods of the year. With humidity levels soaring at 87%, the weather can feel quite muggy, emphasizing the tropical essence of this vibrant city. Those venturing here should be prepared for both the heat and the frequent showers, as they contribute to the lush landscapes that define this region.
In September, temperatures in San Fernando, Philippines, continue to maintain a warm tropical vibe, with minimums hovering around 25°C (77°F) and averages settling at 28°C (82°F). The maximum temperatures reach up to 32°C (90°F), creating a comfortable yet lively atmosphere. Notably, this month mirrors August's patterns, as the heat remains consistently high, reflecting a trend typical of the region's late wet season. As the transition to October approaches, one can expect similar warmth, suggesting that the Philippines retains its sultry charm even as the year begins to wind down.
In September, San Fernando experiences significant rainfall, with 359 mm (14.1 in) of precipitation recorded over 26 days. This month continues the wet trend established in the preceding months, as the region remains in the grip of the rainy season. While July and August peak with 584 mm and 682 mm respectively, September still showcases a robust amount of rainfall, contributing to the overall pattern of increased precipitation from May through October. Interestingly, despite a slight decrease compared to the preceding months, September maintains a high frequency of rainy days, underscoring the persistent nature of the monsoon that characterizes this time of year. As the landscape flourishes under these conditions, the community remains accustomed to navigating the challenges and beauty of the vibrant, rain-soaked environment.
In September, San Fernando experiences a notable peak in humidity, reaching 87%, which aligns with the trends established in the previous months of the rainy season. This high level of humidity is a continuation of the upward trajectory seen since June, where humidity levels began to rise dramatically, peaking in the late summer months of August and September. The consistent rise in humidity reflects the area's tropical climate, where drier months like January and March with figures around 71% to 77% are quickly overshadowed by the sweltering, moisture-laden air of the latter part of the year. As September transitions into October, humidity dips slightly to 86%, hinting at the gradual shift back towards more temperate conditions as the year draws to a close.
As September rolls into San Fernando, Philippines, the UV Index remains high at 14, placing it in the extreme exposure category, with a burn time of just 10 minutes. This trend of elevated UV levels is consistent throughout the year; the region experiences its highest indices during the mid-year months of August and September, often reaching a peak of 15 in August. Though slightly lower than in August, September still maintains a formidable level of sun intensity that calls for proper sun protection measures. As you enjoy the outdoors this month, remember to stay vigilant and protect your skin from harmful rays. For more details on UV levels throughout the year, visit San Fernando UV Index.
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September in San Fernando, Philippines, shines with an impressive 253 hours of sunlight, continuing the region's tradition of abundant illumination after the summer months. As the year progresses, there's a noticeable shift in sunny days; the peak occurs in March with 314 hours, gradually tapering off as the rainy season approaches in June. Despite the drop, September still offers ample sunshine, making it a delightful choice for outdoor activities. The month's sunlight hours are slightly higher than in August, which experienced 236 hours, reflecting the lingering warmth of summer before transitioning into the cooler, cloudier months of October and November. As the year unfolds, the persistent glow of September serves as a reminder of the vibrant, sun-kissed days of the Philippines.
In the vibrant town of San Fernando, September welcomes residents and visitors with a 23% chance of sunny weather, marking a shift from the dismal days of the rainy season. As summer gives way to autumn, September garners a moderate likelihood of sunshine compared to the peak months earlier in the year like May, which boasts a sunny 60% chance. Interestingly, September's weather outlook is an improvement over the summer months, where July and August dip to a mere 12% and 9% chance of sun, respectively. While the clouds may still frequent the skies as the wet season lingers, San Fernando's 27% likelihood of sun offers a glimmer of hope for those seeking to bask in the warmth.
In September, residents of San Fernando, Philippines, enjoy a delightful 12 hours of daylight, maintaining the consistent pattern seen throughout the previous few months. As summer transitions toward autumn, daylight reaches its peak during the mid-year months, with June showcasing the longest days at 13 hours. Following this zenith, the daylight duration remains steady before gradually tapering off in the final months of the year—October through December bring back the shorter 11-hour days typical of the early season. This predictable rhythm underscores the region's tropical climate, where daylight hours fluctuate gently, providing a balance between the longer summer days and the shorter winter evenings.
In September, the wind in San Fernando, Philippines tends to be gentle, with an average speed of only 2.1 m/s (5 mph). This marks a slight dip from the bustling breezes of the previous months, particularly July, which boasts the strongest winds at 3.3 m/s (7 mph). Interestingly, this softness reflects a transitional period as the tail end of the rainy season approaches, with the energy of summer winds slowly receding. As October rolls in, a resurgence is observed with speeds picking up again, hinting at the returning dynamism of the landscape. Overall, September serves as a calm interlude, preparing the region for the invigorating shifts that lie ahead.
Weather in San Fernando varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in San Fernando, focusing on differences in temperature, rainfall, humidity, and UV levels.
September and January exhibit distinctly different weather patterns. In September, temperatures range from a minimum of 25°C (77°F) to a maximum of 32°C (90°F), with an average of 28°C (82°F). This month is characterized by high humidity at 87% and significant rainfall, totaling 359 mm (14.1 in) over 26 days, making it one of the wettest months of the year. In contrast, January offers a cooler climate, with temperatures ranging from 22°C (71°F) to a maximum of 29°C (85°F) and an average of 26°C (79°F). Precipitation in January is much lower at 64 mm (2.5 in), occurring over just 11 days, accompanied by a reduced humidity level of 77%. For a detailed comparison of January weather, you can visit San Fernando weather in January.
September and February present notably different weather patterns. In September, temperatures are warmer, with minimums around 25°C (77°F) and maximums reaching up to 32°C (90°F). This month also experiences significant rainfall, totaling 359 mm (14.1 in) over about 26 days, and a high humidity level of 87%. In contrast, February is milder, with a minimum temperature of 22°C (72°F) and a maximum of 29°C (85°F). Precipitation is considerably lower in February, at just 49 mm (1.9 in) over 8 days, and the humidity drops to 73%. For a more detailed look at February weather, you can check San Fernando weather in February.
September and March present contrasting weather conditions. In September, temperatures range from a minimum of 25°C (77°F) to a maximum of 32°C (90°F), with an average of 28°C (82°F). The month is characterized by high humidity at 87% and significant rainfall, with 359 mm (14.1 in) of precipitation occurring over 26 days. In contrast, March experiences slightly cooler temperatures, with a minimum of 23°C (74°F) and a maximum of 31°C (89°F), averaging 27°C (81°F). This month sees markedly less rainfall, with only 22 mm (0.8 in) over just 6 days, and the humidity drops to a more comfortable 71%. For more details, you can check San Fernando weather in March.
When comparing the weather in September and April, both months exhibit warm temperatures, with average highs around 28°C (82°F) to 32°C (90°F). However, September is notably wetter, receiving 359 mm (14.1 in) of rainfall over 26 days, contributing to a higher humidity level of 87%. In contrast, April experiences significantly less precipitation, with only 31 mm (1.2 in) falling over 8 days, and the humidity levels are more comfortable at 73%. This stark difference in rainfall and humidity makes April a drier and more pleasant month compared to the often wet and humid September. For more detailed information, check out San Fernando weather in April.
When comparing the weather in September and May, both months exhibit warm temperatures, but they differ significantly in terms of precipitation and humidity. September typically sees a minimum temperature of 25°C (77°F), averaging around 28°C (82°F), with a maximum of 32°C (90°F). However, it is also a very wet month, experiencing 359 mm (14.1 in) of rainfall over 26 days and high humidity levels at 87%.
In contrast, May boasts slightly higher temperatures with a minimum of 26°C (78°F), an average of 29°C (84°F), and a maximum of 33°C (91°F). Precipitation is significantly less, with only 161 mm (6.3 in) over 15 days, coupled with lower humidity at 77%. For more detailed information, visit San Fernando weather in May.
Overall, while both months are warm, May offers more sunshine and less rainfall compared to the wetter and more humid September.
In comparing the weather between September and June, both months exhibit warm temperatures, but September tends to be slightly cooler with an average of 28°C (82°F) compared to June's 29°C (84°F). June features a higher maximum temperature of 33°C (91°F) versus September’s 32°C (90°F), making June feel a bit warmer overall. Precipitation is notably higher in September, with 359 mm (14.1 in) falling over 26 days, compared to June's 301 mm (11.9 in) over the same number of days. Humidity levels are comparable, with September at 87% and June slightly lower at 85%. For a detailed look at the weather during June, you can visit San Fernando weather in June.
In comparing the weather of September and July, we see similarities in temperature but notable differences in precipitation. Both months experience a minimum temperature of around 25°C (77°F) and an average high of 32°C (90°F), making them similarly warm, with September averaging slightly cooler at 28°C (82°F) compared to July’s 28°C (83°F). However, September is characterized by less rain, with 359 mm (14.1 in) of precipitation over 26 days, compared to a significantly higher 584 mm (23.0 in) of rainfall over 29 days in July. This results in September having slightly higher humidity at 87%, while July maintains a close 86%. For a more in-depth look at July weather patterns, you can visit San Fernando weather in July.
In comparing the weather of September and August, both months share similar temperature ranges, with minimums of 25°C (77°F), average highs around 28°C (82°F), and peaks at 32°C (90°F) in September and 32°C (89°F) in August. However, September experiences significantly less rainfall, totaling 359 mm (14.1 in) over 26 days, compared to August's substantial 682 mm (26.9 in) across 29 days. Despite the precipitation, both months maintain high humidity levels at 87%. For more detailed information, you can visit San Fernando weather in August.
In September, the weather is characterized by slightly warmer temperatures, with a minimum of 25°C (77°F), an average of 28°C (82°F), and a maximum of 32°C (90°F). The month sees considerable rainfall, accumulating 359 mm (14.1 in) over 26 days, accompanied by high humidity at 87%. In contrast, October maintains a similar temperature profile, with a minimum of 24°C (76°F), an average of 28°C (83°F), and a maximum of 32°C (89°F). However, precipitation decreases to 273 mm (10.8 in) over 23 days, and humidity slightly drops to 86%. For more details, visit San Fernando weather in October.
In September, the weather tends to be warmer and wetter, with temperatures ranging from a minimum of 25°C (77°F) to a maximum of 32°C (90°F), and experiencing substantial rainfall of 359 mm (14.1 in) over 26 days. The humidity remains high at around 87%. In contrast, November features slightly cooler temperatures that range from a minimum of 25°C (77°F) to a maximum of 31°C (88°F) and significantly less precipitation at 127 mm (5.0 in) over 18 days, with humidity increasing slightly to 89%. For a closer look at what to expect this November, visit San Fernando weather in November.
In September, the weather is typically warmer and wetter, with daily temperatures ranging from a minimum of 25°C (77°F) to a maximum of 32°C (90°F) and an average of 28°C (82°F). The month sees significant rainfall, with a total precipitation of 359 mm (14.1 in) spread over 26 days, resulting in high humidity levels of 87%. In contrast, December experiences slightly cooler temperatures with a minimum of 24°C (76°F), an average of 27°C (81°F), and a maximum of 30°C (86°F). Precipitation drops considerably to 102 mm (4.0 in) over 17 days, accompanied by a marginally lower humidity level of 85%. For more detailed information on December weather, you can check San Fernando weather in December.
As September unfolds in San Fernando, the weather showcases a distinctive shift compared to the preceding months. The temperatures remain warm, with averages hovering comfortably around 28°C (82°F), inviting residents and visitors alike to enjoy the transition of the season. However, this month is markedly more humid, with humidity levels reaching 87%, which contributes to a muggy ambiance. Furthermore, September is characterized by increased precipitation, featuring a substantial 359 mm (14.1 in) of rainfall spread over 26 days, making it one of the wettest months of the year. This blend of warmth and frequent showers sets September apart, emphasizing the dramatic weather pattern of the region as it leans toward the wet season. For a deeper understanding of the unique climate of the area, explore San Fernando Climate.