Last updated: August 21, 2025
September in Sham Shui Po, Hong Kong, is characterized by warm temperatures and significant rainfall. The maximum temperature reaches a comforting 32°C (91°F), while the average hovers around 28°C (83°F), with a minimum of 24°C (76°F) at night. This month sees high humidity levels of around 75%, creating a muggy atmosphere. Rain is frequent, with 223 mm (8.8 in) of precipitation spread across 22 days, making umbrellas a common sight. Despite the wet weather, the warmth and vibrancy of the area provide a unique backdrop for both residents and visitors.
In September, Sham Shui Po transitions smoothly from the sweltering summer months into a slightly more temperate climate. With minimum temperatures still hovering around a warm 24°C (76°F) and an average of 28°C (83°F), the heat lingers, but it often feels more manageable than the peak summer swelter. The maximum temperature reaches up to 32°C (91°F), indicating that while the summer is on its way out, it hasn't fully given up its grip just yet. As daylight hours begin to shorten, this month serves as a bridge, preparing residents and visitors alike for the cooler autumn ahead while still offering plenty of warm days to enjoy the vibrant streets of Hong Kong. The notable consistency in warmth, with slight variations, hints at a region where summer's influence is persistent, making September an appealing time to explore before the cooler October air settles in.
In September, Sham Shui Po experiences a significant drop in precipitation compared to the preceding months, with 223 mm of rainfall falling over 22 days. Although this marks a decrease from the torrential rains of August, which recorded an impressive 384 mm, September still contributes notably to Hong Kong's wet season. The month continues the trend of frequent rain, typical of late summer, yet provides a transitional respite as it shifts towards the drier months ahead. As autumn approaches, the intensity and frequency of showers begin to lessen, paving the way for clearer skies and cooler temperatures in the coming months.
September in Sham Shui Po, Hong Kong, brings a noticeable dip in humidity as it averages around 75%, following the steamy heights of 88% seen in July and August. This transitional month marks a shift towards drier conditions, offering a brief respite before the humidity trends start to decline more significantly in October. Interestingly, September's humidity reflects a slight decrease compared to the summer months, yet it remains higher than the initial autumn months, indicating the lingering effects of the humid summer. Overall, as the season changes, residents can expect a gradual decline in moisture levels, returning to the more comfortable range of the subsequent months.
As September rolls into Sham Shui Po, Hong Kong, the UV Index remains high at 12, categorizing it as extreme with a burn time of just 10 minutes. This trend of high UV exposure continues from the peak summer months, where indices reached a staggering 14 in May and have consistently hovered around the extreme level since March. It's important to stay vigilant and protect your skin, as the relentless sun doesn’t show signs of letting up, even as we transition into autumn. For more detailed information and daily updates, visit the Sham Shui Po UV Index.
UV Risk Categories
September in Sham Shui Po, Hong Kong, embraces a vibrant tapestry of 288 sunlight hours, contributing to a delightful atmosphere as summer gently transitions into autumn. Following the lively sunshine of July, which boasts the highest at 323 hours, September maintains a strong presence, outshining the quieter months of winter. While previous months like August offered 280 hours, September’s sunny disposition signifies the lingering warmth before the cooler October days set in. This month not only captures the essence of the shifting seasons but also highlights a trend of abundant sunshine that peaks in mid-summer and gracefully wanes toward the year’s end, providing residents and visitors alike with a splendid backdrop for daily life and adventures.
In Sham Shui Po, Hong Kong, the likelihood of sunny weather in September stands at 45%, marking a modest rise after the rain-drenched summer months where chances plummet to about 12-15% in June and August. This uptick suggests a gradual shift towards clearer skies, bridging the gap between the wet summer and the more reliable sun of late autumn, particularly in November, which enjoys a healthy 62% sunshine probability. Overall, September evokes a sense of optimism for those hoping to enjoy some sun, providing a refreshing contrast to the humid depths of summer.
As September unfolds in Sham Shui Po, Hong Kong, residents and visitors can enjoy approximately 12 hours of daylight, a continuation of the long days typical of summer. This trend follows a gradual increase from January’s modest 10 hours, peaking at 13 hours from May through July, before tapering off slightly in August. Interestingly, September marks a transition, signaling the onset of autumn as daylight begins to shorten. The decrease to 11 hours in October suggests that while the days may be getting shorter, the vibrant atmosphere of early fall is just beginning to emerge, inviting everyone to savor the lingering warmth and energy of the season.
As September rolls into Sham Shui Po, Hong Kong, the winds take on a notably lighter touch, averaging just 3.2 m/s (7 mph). This marks a gradual decline from the breezier summer months, where gusts hovered around 3.4 m/s (8 mph) in August and 3.8 m/s (9 mph) in July. Such a trend reveals a seasonal shift, as the local climate begins its transition toward the cooler, more invigorating winds of autumn. Interestingly, the months of October and November promise a resurgence, with winds picking up to 6.4 m/s (14 mph) and 4.9 m/s (11 mph) respectively, restoring a brisk ambiance to the bustling streets. This rhythm of change not only marks the arrival of fall but also underscores the dynamic nature of Sham Shui Po’s weather patterns, inviting residents and visitors alike to embrace the shifting atmosphere.
Weather in Sham Shui Po varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Sham Shui Po, focusing on differences in temperature, rainfall, humidity, and UV levels.
In September, the weather tends to be much warmer and more humid compared to January, with average temperatures around 28°C (83°F) and highs reaching up to 32°C (91°F). This month also experiences considerable rainfall, averaging 223 mm (8.8 in) over approximately 22 days, resulting in a high humidity level of 75%. Conversely, January offers a stark contrast with cooler temperatures, ranging from a minimum of 8°C (46°F) to a pleasant average of 17°C (63°F). The precipitation significantly decreases to just 21 mm (0.8 in) over around 4 days, and the humidity drops to 64%, creating a much drier and more comfortable environment. For more detailed information, you can check the Sham Shui Po weather in January.
September and February showcase a stark contrast in weather conditions. In September, temperatures range from a warm minimum of 24°C (76°F) to a peak of 32°C (91°F), accompanied by high humidity at 75% and significant rainfall of 223 mm (8.8 in) over 22 days. In contrast, February experiences much cooler temperatures, with a minimum of 7°C (45°F) and a maximum of 24°C (76°F), along with lower precipitation levels of 52 mm (2.0 in) spread across just 7 days. Additionally, February's humidity is notably lower at 68%. For more details on February weather, visit Sham Shui Po weather in February.
When comparing the weather in September and March, it’s clear that September is significantly warmer and wetter. With minimum temperatures around 24°C (76°F) and an average high of 32°C (91°F), September feels quite tropical, accompanied by high humidity levels at 75% and an average of 223 mm (8.8 in) of rainfall over 22 days. In contrast, March offers a much cooler climate, with temperatures ranging from a minimum of 12°C (54°F) to a maximum of 27°C (80°F). The overall weather is drier, with only 60 mm (2.4 in) of precipitation across about 10 days and a slightly lower humidity of 73%. For a more detailed look at the weather in March, you can visit Sham Shui Po weather in March.
When comparing the weather in September and April, several notable differences emerge. September tends to be much warmer, with average temperatures ranging from a minimum of 24°C (76°F) to a maximum of 32°C (91°F), while April's temperatures are significantly cooler, averaging between 14°C (58°F) and 29°C (85°F). Additionally, September sees a substantial amount of rainfall, with 223 mm (8.8 in) spread over 22 days, compared to April's much lighter precipitation of 93 mm (3.7 in) over just 12 days. Humidity levels are also slightly higher in September at 75%, while in April, it remains at a comfortable 71%. For more details, you can check out Sham Shui Po weather in April.
In comparing the weather of September and May, September is notably warmer, with average temperatures reaching 28°C (83°F) compared to May's average of 26°C (79°F). However, May sees slightly higher maximum temperatures, peaking at 33°C (92°F) against September's 32°C (91°F). Both months experience considerable rainfall, but September is wetter with 223 mm (8.8 in) of precipitation over 22 days, while May records 171 mm (6.7 in) over 18 days. Humidity levels are quite similar, with September at 75% and May slightly higher at 79%. For a detailed look at May's weather, you can visit Sham Shui Po weather in May.
When comparing the weather in September and June, both months feature a similar temperature range, with minimum temperatures around 24°C (76°F) and average temperatures peaking at 28°C (83°F). However, June tends to be slightly warmer, with a maximum temperature reaching 33°C (91°F), compared to September's maximum of 32°C (91°F). Precipitation levels are notably higher in June, with 325 mm (12.8 in) over 24 days, compared to September's 223 mm (8.8 in) across 22 days. The humidity remains relatively consistent, with September at 75% and June slightly higher at 77%. For a detailed look at the specifics, you can check the Sham Shui Po weather in June.
In comparing the weather of September and July, July tends to be slightly warmer, with an average temperature of 29°C (84°F) compared to September's 28°C (83°F). The maximum temperatures are also a tad higher in July at 33°C (92°F) versus September's 32°C (91°F). However, September experiences a bit more rainfall, totaling 223 mm (8.8 in) over 22 days, while July has 219 mm (8.6 in) across 24 days. Additionally, humidity levels are higher in July at 88% compared to 75% in September. For more detailed information on July weather, you can check Sham Shui Po weather in July.
In comparing the weather between September and August, September tends to be slightly cooler, with minimum temperatures of 24°C (76°F) compared to August's 26°C (78°F). Both months feature an average temperature of 28°C (83°F), but August reaches a higher maximum of 34°C (93°F) compared to September's maximum of 32°C (91°F). Rainfall is another notable difference; September experiences 223 mm (8.8 in) of precipitation over 22 days, while August has significantly more with 384 mm (15.1 in) over 25 days. Additionally, September's humidity is lower at 75% compared to the high humidity of 88% in August, making September generally more comfortable. For a more detailed look at August weather, visit Sham Shui Po weather in August.
In September, the weather is notably warmer, with average temperatures ranging from a minimum of 24°C (76°F) to a maximum of 32°C (91°F). The month is characterized by high humidity at 75% and significantly more rainfall, totaling 223 mm (8.8 in) over 22 days. In contrast, October sees a drop in minimum temperatures to 17°C (64°F) and a decrease in average temperature to 26°C (78°F), while still reaching the same maximum of 32°C (91°F). Precipitation also lessens in October, with total rainfall at 189 mm (7.4 in) spread over just 10 days and a reduced humidity of 65%. For a more detailed look at the October weather, you can check Sham Shui Po weather in October.
In September, the weather is quite warm, with average temperatures ranging from a minimum of 24°C (76°F) to a maximum of 32°C (91°F). The month is also characterized by high humidity at 75%, along with significant rainfall totaling 223 mm (8.8 in) over 22 days. In contrast, November sees much cooler conditions, with average temperatures dropping to a minimum of 16°C (60°F) and a maximum of 28°C (82°F). Additionally, November is significantly drier, experiencing only 36 mm (1.4 in) of precipitation over just 4 days and lower humidity at 64%. For more details on the weather in November, you can visit Sham Shui Po weather in November.
September weather is characterized by warm temperatures, with an average high of 32°C (91°F) and a relatively high humidity level of 75%. This month also experiences significant rainfall, averaging 223 mm (8.8 in) over 22 days, making it one of the wetter times of the year. In contrast, December brings much cooler temperatures, with a minimum of 10°C (49°F) and an average high of 26°C (78°F). The humidity decreases slightly to 69%, and precipitation drops dramatically to just 31 mm (1.2 in) over only 4 days, resulting in a much drier and more pleasant climate. For a detailed look at what to expect, visit Sham Shui Po weather in December.
As September unfolds in Sham Shui Po, the transition from the sweltering summer heat begins to take shape. While daytime temperatures still reach a maximum of 32°C (91°F), the average cools slightly to a more comfortable 28°C (83°F), providing relief as the month progresses. However, this comfort comes with increased humidity and a notable rise in precipitation, with rain gracing the area for about 22 days throughout the month. This shift not only marks a departure from the dryer summer months but also signals the approach of autumn, making September a seemingly paradoxical blend of residual heat and refreshing rain. For more on what to expect year-round, check out the detailed Sham Shui Po Climate.