September Weather in Kuching, Malaysia

Last updated: August 21, 2025

September in Kuching, Malaysia offers a tropical climate characterized by a maximum temperature reaching 35°C (95°F) and a comfortable average of 26°C (80°F). The month is marked by significant humidity levels at 89%, creating a lush atmosphere. Visitors should be prepared for the wet season, as 277 mm (10.9 in) of rainfall occurs over 24 days, making rain gear essential for outdoor activities. Despite the frequent showers, the vibrant greenery and rich culture of Kuching thrive, providing an enchanting backdrop for exploration.

September Temperature in Kuching

In September, temperatures in Kuching, Malaysia continue to reflect the warm and humid climate typical of the region. Minimally dipping to 21°C (69°F), the month maintains a comfortable average of 26°C (80°F), making it an inviting time for exploration. The maximum heat rises to 35°C (95°F), akin to the preceding months, demonstrating a trend of persistent warmth throughout the year. As the dry season approaches, the temperatures hint at a transition, yet the consistent warmth ensures that outdoor activities remain a delight. Travelers should prepare for heat but can also expect the refreshing rains that typically grace the region at this time, adding a touch of tropical charm to their adventures.

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

The chart illustrates September temperature patterns in Kuching, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Kuching, 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).
JanFebMarAprMayJunJulAugSepOctNovDec797979808180808080797979
Data source: Temperature data for Kuching 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 Kuching

September in Kuching, Malaysia, marks a transition within the tropical climate, showcasing total precipitation of 277 mm (10.9 in) over approximately 24 rainy days. While this amount reflects a slight decrease compared to the heavier rains of August, it still fits comfortably within the region's wet season dynamics. This month serves as a prelude to the more substantial rainfall expected in October and November, which often see average precipitation surpassing 300 mm. As the year progresses, Kuching's humidity and lush greenery intensify, with September being a reminder of the region's vibrant ecosystem thriving in the midst of frequent showers.

September Precipitation Trends in Kuching

The chart displays monthly precipitation patterns in Kuching, 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 Kuching, September typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec299341301283253219179218277326336429
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Kuching

In September, Kuching experiences a humidity level of 89%, maintaining a pattern of tropical moisture characteristic of the region. As the year progresses, humidity levels show a slight ebb and flow, but the overall trend remains consistently high, hovering around the 90% mark during the first and last months of the year. Notably, the humidity dips to its lowest in May at 87%, yet quickly bounces back to 90% by August, signaling the region's persistent tropical climate. With September's 89%, residents and visitors can expect the air to be comfortably humid, creating an atmosphere that is both lush and vibrant.

September Average Humidity in Kuching

This chart illustrates the average monthly humidity levels in Kuching, 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 Kuching is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec90%89%90%88%87%88%88%90%89%90%88%90%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Kuching

As September rolls into Kuching, Malaysia, the UV Index remains a striking 14, maintaining its position in the extreme exposure category. This consistent level of UV intensity over the months signifies that residents and visitors alike should be vigilant about sun protection, as the burn time is a swift 10 minutes. Notably, while the UV Index dipped slightly during the summer months, it has rebounded to reflect the high levels seen earlier in the year, underscoring the tropical climate's relentless nature. For ongoing UV Index updates and safety tips, be sure to check out Kuching UV Index.

Maximum UV Index Levels in Kuching for September

The chart shows the monthly maximum UV Index (UVI) for Kuching 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 Kuching typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec141616151412131414151313
Data source: Kuching 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 Kuching

In Kuching, Malaysia, September boasts an impressive 254 hours of sunshine, making it one of the highlights of the year. This month stands as a slight dip from the summer's peak in July with 298 hours, yet it still offers abundant sunlight compared to the earlier months, such as January with only 209 hours. Notably, the trend shows a steady increase in sunlit hours from the start of the year, culminating in the vibrant summer months. As the year transitions into the autumn, September remains bright and inviting, lending itself to outdoor adventures and picturesque scenes throughout the city. With warmer days still lingering, it’s the perfect time for both locals and tourists to revel in the beauty of Kuching’s nature under the golden sun.

Monthly Sunshine Duration in Kuching: September Highlighted

The September sunshine duration represents the total number of hours Kuching 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.
JanFebMarAprMayJunJulAugSepOctNovDec209h251h283h286h293h286h298h292h254h270h257h261h
Data source: Kuching September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Kuching During September

In Kuching, Malaysia, the likelihood of enjoying sunny weather in September stands at a modest 12%, reflecting a gradual decline from the peak of 23% in July. The patterns of sunshine are quite intriguing throughout the year; while January kicks off with a mere 2%, the chances start to improve in the mid-year months, tapering off again as the year draws to a close. September, nestled between the brighter July and the dimmer October, offers a cautious optimism for sun seekers, albeit its sunshine probability is slightly lower than April and August. Thus, while not the sunniest month, September still holds potential for those looking to experience a sprinkle of sunshine amidst Kuching's tropical embrace.

Percentage of Sunny Days in September in Kuching

The chart illustrates the percentage of sunny days in Kuching 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 Kuching experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec2%14%7%18%15%15%23%8%12%12%7%5%
Data source: Kuching September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Kuching in September

In Kuching, Malaysia, the daylight duration remains remarkably consistent throughout the year, with each month basking in approximately 12 hours of sunlight. This uniformity creates a sense of stability in the region's climate, allowing residents and visitors to enjoy ample daylight for various activities, from exploring lush rainforests to soaking in the vibrant local culture. As September rolls in, the continuation of this 12-hour daylight pattern further enhances the tropical charm of Kuching, making it an ideal time to experience the city's natural beauty and lively atmosphere without the disruptions of shifting twilight times.

Average Daylight Hours in Kuching for September

The chart illustrates the variation in daylight duration in Kuching throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec12h 1m12h 3m12h 5m12h 8m12h 10m12h 11m12h 11m12h 8m12h 6m12h 3m12h 2m12h 1m
Data source: Kuching daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Kuching

In September, Kuching experiences a gentle breeze with an average wind speed of 1.1 m/s (3 mph), consistent with the calm patterns seen throughout the late spring and summer months. This slight uptick from the serene winds of earlier months, such as March and April, echoes the city's characteristic tropical tranquility. As the year progresses into October, the wind speed remains predictable, illustrating Kuching's stable climatic conditions that invite leisurely outdoor activities. The trend remains steady with only slight fluctuations, emphasizing the city's overall climatic stability, perfect for embracing the lingering warmth of early autumn.

Average September Wind Speed in Kuching

The chart displays monthly wind speed patterns in Kuching, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1.51.81.11.11.11.11.31.11.1 m/s1.21.11.3
Data source: Kuching September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Kuching Compares to Other Months

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

In September, temperatures in Kuching typically range from a minimum of 21°C (69°F) to a maximum of 35°C (95°F), with an average of 26°C (80°F). The month experiences significant rainfall, totaling about 277 mm (10.9 in) over 24 days, coupled with high humidity at around 89%. In contrast, January brings slightly warmer conditions, with temperatures ranging from a minimum of 22°C (72°F) to a maximum of 33°C (92°F), while still averaging 26°C (79°F). Precipitation increases to 299 mm (11.8 in) across 25 days, and humidity remains similarly high at 90%. For more details on January weather patterns, you can explore Kuching weather in January.

September and February share similar minimum temperatures, both starting at a comfortable 21°C (69°F), but they differ in overall warmth, with September reaching a maximum of 35°C (95°F) compared to February's peak of 33°C (91°F). Precipitation is more pronounced in February, totalling 341 mm (13.4 in) over 25 rainy days, slightly higher than September’s 277 mm (10.9 in) across 24 days. Humidity remains consistent throughout both months at 89%, providing a sticky, tropical ambiance. For a detailed look at February weather, check out Kuching weather in February.

In comparing the weather between September and March, both months exhibit similar average temperatures, hovering around 26°C (80°F). However, September tends to have slightly higher maximum temperatures, peaking at 35°C (95°F) compared to March's 34°C (94°F). Additionally, March experiences more rainfall, with a total precipitation of 301 mm (11.8 in) over 29 days, while September sees 277 mm (10.9 in) across 24 days. Humidity levels are comparable, remaining high in both months at around 89% for September and 90% for March. For more detailed information, you can check out Kuching weather in March.

In comparing the weather between September and April, both months exhibit similar warm temperatures, with September showing a minimum temperature of 21°C (69°F) and an average of 26°C (80°F), while April features slightly higher average temperatures, peaking at 27°C (80°F). The maximum temperatures are quite comparable, with September reaching 35°C (95°F) and April just shy at 34°C (94°F). Precipitation levels are also close, with September receiving 277 mm (10.9 in) over 24 days and April slightly higher at 283 mm (11.1 in) across 27 days. Humidity remains high in both months, with September at 89% and April at 88%. For more specific details about April's weather, visit Kuching weather in April.

September and May present similar warm climates, with September typically experiencing a slightly broader temperature range. In September, the temperatures fluctuate from a minimum of 21°C (69°F) to a maximum of 35°C (95°F), while May shows a minimum of 23°C (73°F) and a maximum of 34°C (94°F). Both months are marked by high humidity levels, with September averaging 89% and May slightly lower at 87%. Precipitation is notably significant in both months, with September receiving 277 mm over 24 days, compared to May's 253 mm over 26 days. For those interested in the specifics of May weather, additional details can be found at Kuching weather in May.

In comparing the weather between September and June, September tends to be slightly warmer with an average temperature of 26°C (80°F) compared to June's 27°C (81°F). Both months experience high humidity, with September at 89% and June at 88%. However, September has significantly more precipitation, receiving 277 mm (10.9 in) over 24 days, whereas June averages 219 mm (8.6 in) during the same number of rainy days. For a more detailed look at the conditions, you can check Kuching weather in June.

When comparing the weather in September and July, both months experience similar maximum temperatures, reaching up to 35°C (95°F). However, September tends to be slightly cooler on average, with a mean temperature of 26°C (80°F) compared to July's average of 27°C (81°F). Additionally, September sees significantly more rainfall, with 277 mm (10.9 in) over 24 days, compared to July's 179 mm (7.1 in) across 21 days. Humidity levels are also comparable, with September at 89% and July at 88%. For more detailed insights into July weather, you can refer to Kuching weather in July.

In comparing the weather of September and August, both months exhibit warm temperatures, with September experiencing a minimum of 21°C (69°F), an average of 26°C (80°F), and a maximum of 35°C (95°F). In contrast, August has slightly higher average temperatures, with a minimum of 21°C (71°F), an average of 27°C (80°F), and a maximum of 35°C (96°F). Precipitation levels also differ, as September records 277 mm (10.9 in) of rainfall over 24 days, whereas August sees less rain at 218 mm (8.6 in) over 22 days. Humidity remains high in both months, with September at 89% and August slightly higher at 90%. For more detailed insights about August weather, visit Kuching weather in August.

In September, the weather in Kuching features a minimum temperature of 21°C (69°F) and an average of 26°C (80°F), with a maximum reaching 35°C (95°F). However, this month also brings considerable rainfall, with a total precipitation of 277 mm (10.9 in) over 24 rainy days and high humidity at 89%.

In contrast, October sees a slight increase in minimum temperature to 22°C (72°F), while the average and maximum temperatures remain constant. October is marked by even higher precipitation, tallying 326 mm (12.8 in) across 29 rainy days, with humidity rising to 90%. For more detailed information about the weather in Kuching during this month, you can visit Kuching weather in October.

In September, the weather features temperatures ranging from a minimum of 21°C (69°F) to a maximum of 35°C (95°F), with an average of 26°C (80°F). The month experiences significant rainfall, totaling 277 mm (10.9 in) over 24 days, while humidity remains high at 89%. In contrast, November sees a slight increase in minimum temperature to 22°C (73°F) and a maximum of 34°C (93°F), maintaining the average at 26°C (80°F). However, it is characterized by even heavier rainfall, with a total of 336 mm (13.2 in) spread across 28 days, and humidity levels just slightly lower at 88%. For more detailed insights, you can check Kuching weather in November.

September and December weather in Kuching showcase some notable differences. In September, temperatures range from a minimum of 21°C (69°F) to a maximum of 35°C (95°F), with an average temperature of 26°C (80°F). The month experiences significant rainfall, totaling 277 mm (10.9 in) over 24 days, and humidity levels are quite high at 89%.

In contrast, December maintains a similar average temperature of 26°C (79°F), but with slightly higher minimum and maximum temperatures of 23°C (73°F) and 33°C (92°F) respectively. December is marked by even greater precipitation, with a total of 429 mm (16.9 in) falling over 30 days and a humidity level of 90%. For more detailed insights into the December weather, you can check Kuching weather in December.

Compare Kuching's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Kuching

September in Kuching brings a vibrant blend of warm temperatures and considerable rainfall, setting it apart from other months. The maximum temperature often peaks around 35°C, while the average hovers at a comfortable 26°C, making it a warm month to explore the city. However, with high humidity levels and frequent showers occurring on nearly 24 days, visitors should be prepared for a tropical experience. This combination of heat and moisture enhances the lush landscape of Kuching, offering a unique charm that invites adventurers to embrace its natural beauty. To learn more, check out Kuching Climate.