September Weather in Mandaue City, Philippines

Last updated: August 27, 2025

September in Mandaue City, Philippines is characterized by warm temperatures and high humidity, making it a vibrant yet wet month. With maximum temperatures reaching 31°C (89°F) and an average of 28°C (82°F), the heat is palpable, only slightly tempered by the minimum lows of 25°C (77°F). This period experiences significant rainfall, accumulating 202 mm (7.9 in) over 22 days, creating a lush environment. The humidity levels soar to a staggering 90%, making this month both challenging and invigorating for residents and visitors alike as they navigate the tropical climate.

September Temperature in Mandaue City

In Mandaue City, September maintains the warm and inviting climate that characterizes the region throughout the year. With minimum temperatures hovering around 25°C (77°F) and an average of 28°C (82°F), it offers a pleasant atmosphere perfect for exploring the local culture and stunning landscapes. The maximum temperature peaks at a comfortable 31°C (89°F), consistent with the patterns seen over the previous months. This slight stability in temperatures from August suggests a gradual transition into the cooler months ahead, yet still embraces the tropical warmth that visitors find so appealing. September's climate invites both relaxation and adventure, making it an excellent time to experience all that this vibrant city has to offer.

September Weather in Mandaue City: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Mandaue City, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Mandaue City, 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).
JanFebMarAprMayJunJulAugSepOctNovDec797980818282828282818180
Data source: Temperature data for Mandaue City 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 Mandaue City

September in Mandaue City, Philippines, marks a significant uptick in precipitation, delivering an impressive 202 mm (7.9 in) of rainfall over approximately 22 days. This month's rainfall showcases a notable pattern as it slightly surpasses the amounts recorded in both August and March, hinting at the onset of the wet season's peak. Consistent rainfall throughout the month lays a foundation for lush greenery, echoing the overall trend of increased precipitation from June to December. As the city transitions into October, the rainy spells are likely to intensify, as seen by the 229 mm average expected, making September a vital precursor to the heavier rains of autumn. Overall, the consistent precipitation patterns throughout the year highlight the tropical nature of Mandaue City, characterized by its humid and vibrant climate.

September Precipitation Trends in Mandaue City

The chart displays monthly precipitation patterns in Mandaue City, 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 Mandaue City, September typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec2001299566172197201151202230208295
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

September Humidity in Mandaue City

September marks a peak in humidity levels in Mandaue City, Philippines, with an average of 90%. This month continues the upward trend established since June, where humidity began to creep up significantly. As the year progresses, humidity levels rise steadily, with August reaching 89% before summoning September's record. Following this, October sees a slight dip to 87%, but humidity remains high, illustrating the tropical climate's consistency. The gradual increase in humidity also indicates the onset of the rainy season, which typically starts around this time, leading to lush landscapes and vibrant local flora. Overall, September's humidity serves as a defining characteristic of Mandaue City’s weather, creating a rich and immersive environment.

September Average Humidity in Mandaue City

This chart illustrates the average monthly humidity levels in Mandaue City, 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 Mandaue City is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec85%80%77%78%85%87%88%89%90%87%90%91%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Mandaue City

In September, Mandaue City experiences a UV Index of 14, which falls into the extreme exposure category, indicating that even minimal sun exposure can lead to skin damage in just 10 minutes. This trend of high UV levels is consistent throughout the year, with the index peaking at 16 in both March and April, while dropping slightly to 12 by November. As summer transitions into fall, the UV Index remains formidable, urging residents and visitors alike to take necessary precautions against sun exposure. For more detailed information on UV readings, you can visit Mandaue City UV Index.

Maximum UV Index Levels in Mandaue City for September

The chart shows the monthly maximum UV Index (UVI) for Mandaue City 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 Mandaue City typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec121416161413131414141211
Data source: Mandaue City 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 Mandaue City

September in Mandaue City brings a delightful continuation of the sun-soaked days that characterize the region's climate. With 282 hours of sunshine, the month continues to showcase the vibrant weather patterns of the Philippines, following a lively summer peak in May with 321 hours. As the rainy season approaches, September demonstrates a slight decrease in sunlight compared to the summer months but remains generous in brightness compared to the earlier months of the year. The pattern of sunshine hours hints at a gradual reduction as the year progresses, though Mandaue City still enjoys considerable light, making it a splendid time for outdoor activities and experiencing the city's vibrant culture before the clouds roll in with the transition to October's 278 hours.

Monthly Sunshine Duration in Mandaue City: September Highlighted

The September sunshine duration represents the total number of hours Mandaue City 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.
JanFebMarAprMayJunJulAugSepOctNovDec227h267h310h310h321h291h291h293h282h278h270h270h
Data source: Mandaue City September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Mandaue City During September

September in Mandaue City, Philippines, sees a notable decline in sunny weather, with the likelihood of clear skies dropping to just 12%. This trend is part of a gradual decrease throughout the rainy season, as the city transitions from the relatively sunnier months of March and April, which boast chances as high as 38%. Following the peak spring warmth, May through August presents a stark contrast, characterized by increased cloud cover and rain, leading into the early stages of September. With the onset of the wet season solidifying its grip, those hoping for sunny days may need to plan accordingly, as October follows with an even lower sunshine probability at 9%. Overall, September marks a significant shift towards more overcast and humid conditions, making it a time for locals and visitors alike to embrace indoor activities or explore options that cater to the unpredictable weather.

Percentage of Sunny Days in September in Mandaue City

The chart illustrates the percentage of sunny days in Mandaue City 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 Mandaue City experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec16%25%38%28%24%18%13%13%12%9%22%16%
Data source: Mandaue City September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Mandaue City in September

In Mandaue City, Philippines, the month of September continues a pattern of consistent daylight that has been prominent since March. With 12 hours of daylight, September maintains the summer-like ambiance that characterizes the middle of the year. This trend sees daylight peaking in March and holding steady through to the end of August, before gradually tapering off in October. This predictable rhythm of daylight is ideal for outdoor activities, allowing residents and visitors alike to make the most of each sunlit hour against the backdrop of the vibrant Filipino landscape. As the year transitions into its final months, the daylight duration shifts back to 11 hours, echoing the consistent cycle that defines Mandaue's climate throughout the seasons.

Average Daylight Hours in Mandaue City for September

The chart illustrates the variation in daylight duration in Mandaue City throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec11h 35m11h 47m12h 3m12h 20m12h 34m12h 41m12h 38m12h 25m12h 9m11h 52m11h 38m11h 31m
Data source: Mandaue City daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Mandaue City

As September unfolds in Mandaue City, the breeze begins to shift, bringing with it a gentle average wind speed of 2.7 m/s (6 mph). While this marks a slight increase from the calmer winds of August, it remains on the lower end compared to earlier months like January and July, which boast more robust gusts around 4.5 m/s (10 mph). This trend highlights a transitional period as the city eases from the typically gustier months of the dry season into the milder breezes of the wet season. The gradual decrease in wind speed over the summer months culminates in September, setting the stage for a reassuring calm that precedes the more invigorating breezes returning in October and December.

Average September Wind Speed in Mandaue City

The chart displays monthly wind speed patterns in Mandaue City, 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.
JanFebMarAprMayJunJulAugSepOctNovDec4.54.34.03.93.22.14.32.62.7 m/s3.23.45.5
Data source: Mandaue City September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Mandaue City Compares to Other Months

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

In September, the weather tends to be warmer with temperatures ranging from a minimum of 25°C (77°F) to a maximum of 31°C (89°F) and an average of 28°C (82°F). The month also experiences significant precipitation, with about 202 mm (7.9 in) of rain falling over 22 days, contributing to a high humidity level of 90%. In contrast, January offers slightly cooler conditions, with temperatures ranging from a minimum of 24°C (75°F) to a maximum of 29°C (85°F) and an average of 26°C (80°F). The precipitation remains similar at 200 mm (7.9 in) over 22 days, but humidity is a bit lower at 85%. For more detailed insights, you can check Mandaue City weather in January.

September and February present distinct weather contrasts. September boasts warmer temperatures, with a minimum of 25°C (77°F) and an average high of 31°C (89°F), while February is slightly cooler, ranging from a minimum of 24°C (76°F) to a maximum of 29°C (84°F). Additionally, September experiences significantly higher rainfall, with 202 mm (7.9 in) spread over 22 days, compared to February's 129 mm (5.1 in) over 17 days. The humidity in September also peaks at 90%, making it more oppressive than February's 80%. For a closer look at February's weather specifics, visit Mandaue City weather in February.

In comparing the weather of September and March, we notice some distinct differences. September experiences slightly warmer temperatures, with average highs reaching up to 31°C (89°F) compared to March's maximum of 29°C (85°F). Additionally, September is notably wetter, receiving 202 mm (7.9 in) of precipitation over 22 days, while March sees only 95 mm (3.7 in) of rain across 16 days. Humidity levels are also higher in September at 90%, compared to March's more comfortable 77%. For a more detailed look at the climate during this month, you can check out Mandaue City weather in March.

When comparing the weather in September and April, both months exhibit warm temperatures, with September experiencing a slightly higher average of 28°C (82°F) compared to April's average of 27°C (81°F). However, September sees a greater range in temperatures, with maximums reaching up to 31°C (89°F), while April peaks at 30°C (86°F). In terms of precipitation, September is significantly wetter, receiving 202 mm (7.9 in) over 22 days, whereas April has only 66 mm (2.6 in) across 16 days, resulting in less humidity at 78% compared to September's 90%. For a detailed look at Mandaue City's weather in April, you can visit Mandaue City weather in April.

When comparing the weather in September and May, both months feature similar average temperatures, hovering around 28°C (82°F), with minimal differences in their minimum and maximum temperatures. September tends to be slightly cooler at night with a minimum of 25°C (77°F), while May's temperatures can peak a bit higher at 32°C (91°F). In terms of precipitation, September is wetter, accumulating 202 mm (7.9 in) over 22 days, compared to May's 172 mm (6.8 in) over 28 days. The humidity is also notably higher in September at 90%, while May's humidity is around 84%. For a more detailed look at the weather specifics in May, you can visit Mandaue City weather in May.

When comparing the weather in September and June, we find both months share similar temperature ranges, with minimums at 25°C (77°F), averages at 28°C (82°F), and maximums reaching 31°C (89°F). However, September experiences slightly higher precipitation at 202 mm (7.9 in) over 22 days, compared to June's 197 mm (7.7 in) across 24 days. Additionally, September has a higher humidity level of 90% compared to June's 87%. For a detailed look at the weather specifics in June, you can visit Mandaue City weather in June.

When comparing the weather in September and July, both months exhibit similar temperature ranges, with minimums at 25°C (77°F), averages around 28°C (82°F), and maximums reaching 31°C (88-89°F). However, September experiences slightly higher precipitation, totaling 202 mm (7.9 in) over 22 wet days, compared to July's 201 mm (7.9 in) spread over 25 days. Humidity levels are also marginally higher in September at 90%, versus July's 88%. This indicates that while temperatures remain consistent, September is likely to feel a bit more humid and potentially wetter than July. For more detailed insights, visit Mandaue City weather in July.

In comparing September and August weather, both months exhibit similar temperature ranges, with minimums of 25°C (77°F), averages of 28°C (82°F), and maximums of 31°C (89°F). However, September is noticeably wetter, receiving 202 mm (7.9 in) of precipitation over 22 days, compared to August's 151 mm (6.0 in) across 21 days. The humidity levels are also slightly higher in September at 90%, versus August's 89%. For more detailed insights, you can check Mandaue City weather in August.

In September, the weather tends to be quite warm, with average temperatures around 28°C (82°F) and humidity levels at a high 90%. This month also sees significant rainfall, with 202 mm (7.9 in) spread over 22 days. In contrast, October maintains a similar temperature range, with an average of 27°C (81°F) and a minimum of 25°C (77°F). However, it experiences even more rain, totaling 229 mm (9.0 in) over 29 days, while humidity slightly decreases to 87%. For more detailed insights, check out Mandaue City weather in October.

In September, the weather is characterized by slightly warmer temperatures, with average highs reaching 31°C (89°F) compared to November's maximum of 30°C (86°F). While both months have high humidity levels at 90%, September experiences more precipitation, totaling 202 mm (7.9 in) over 22 days, whereas November sees a marginally higher total of 208 mm (8.2 in) but spreads out over 27 days, indicating a more frequent, lighter rain pattern. For a detailed look at November weather, you can refer to Mandaue City weather in November.

In comparing the weather between September and December, we see a slight decrease in average temperatures. September boasts a minimum temperature of 25°C (77°F) and an average of 28°C (82°F), while December's minimum is marginally cooler at 23°C (74°F) with an average of 27°C (81°F). Precipitation increases significantly in December, with totals reaching 295 mm (11.6 in) across 26 days, compared to September's 202 mm (7.9 in) over 22 days. Humidity remains high in both months, with December slightly above September at 91%. For further details on December weather, you can check Mandaue City weather in December.

Compare Mandaue City's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Mandaue City

As September rolls in, Mandaue City's weather transitions to a particularly humid embrace, characterized by higher precipitation levels compared to other months. With average temperatures hovering around a warm 28°C, the significant rainfall—a sharp increase to 202 mm—creates a lush landscape, making the city feel vibrant yet somewhat soggy. This month is marked by nearly three-quarters of the days blanketed in rain, pushing residents and visitors alike to adapt to its wet and tropical charm. So, whether you're navigating the bustling streets or enjoying the local culture, be prepared for the signature rainfall that September brings. For a deeper dive into the region's weather patterns, explore Mandaue City Climate.