Last updated: August 21, 2025
September in Tanshui, China offers a blend of warmth and moisture, characterized by a maximum temperature reaching up to 34°C (94°F) and an average of 27°C (80°F). As the month progresses, temperatures dip to a minimum of 19°C (66°F), providing a refreshing respite from the heat of summer. Rainfall is a prominent feature, with a total of 202 mm (7.9 in) of precipitation spread across 23 days, contributing to a humid atmosphere of around 80%. Visitors can expect a vibrant and lush environment, although they should be prepared for frequent showers.
In September, Tanshui, China, experiences a delightful transition as summer begins to wane. The temperatures show a noticeable dip, with minimums around 19°C (66°F) providing a refreshing reprieve from the scorching summer heat. The average temperature rises to a comfortable 27°C (80°F), making this month ideal for outdoor activities. While the maximum temperature can still reach a warm 34°C (94°F), the overall climate turns milder, paving the way for cooler evenings and a more pleasant atmosphere. This month marks a beautiful shift in Tanshui’s seasonal rhythm, blending the tail end of summer warmth with hints of autumn's embrace.
September in Tanshui, China, marks a significant transition in precipitation, delivering 202 mm (7.9 in) of rain over 23 days. This amount represents a notable decrease from the peak of August's 352 mm (13.8 in), although September still maintains a robust level of rainfall that supports the region’s lush landscape. As the monsoon season starts to wane, the frequency of rainy days remains high, reflecting the lingering moisture in the atmosphere. This pattern of substantial rainfall gradually tapers off into the drier months of October and beyond, where the averages drop sharply, indicating a significant shift in the weather as Tanshui prepares for the cooler, less humid season ahead. The gradual decline in both precipitation and rainy days hints at nature's rhythm, transitioning from the peak summer downpours to the more tranquil months of autumn.
In Tanshui, China, September marks a transition in humidity levels, with the average reaching 80%—a notable dip from the peak months of July and August, which both soar to 87%. This decrease signals the beginning of autumn, as the summer's sweltering grip gradually loosens. Throughout the year, humidity shows a general upward trend from 66% in January, peaking mid-summer before declining again in the fall, with October's average humidity dropping to 74%. The fluctuation in humidity not only reflects changing weather patterns but also influences the local landscape, setting the stage for a more comfortable and refreshing climate as the seasons evolve.
As September rolls into Tanshui, the UV Index remains strikingly high at 12, categorizing it as extreme. This trend follows a summer of intense sunlight, where July and August also recorded a UV Index of 13. Even with the slight dip in September, the recommended burn time is just 10 minutes, a stark reminder of the sun's potent rays during this time of year. From January's relatively lower UV Index of 8 to the extreme levels experienced during the peak months, it's evident that sun protection is crucial throughout the year. For a detailed look at UV trends, check out Tanshui UV Index.
UV Risk Categories
As summer transitions into autumn, September in Tanshui, China, shines brightly with an impressive 277 hours of sunshine. This glimmer of golden light follows a peak in July, where the sun graced the area for nearly 300 hours, and maintains a delightful warmth compared to the preceding months. Notably, the sun's presence starts to wane slightly in October, with 272 hours, hinting at the cooler days ahead. The general trend reveals a vibrant summer, showcasing the city's sun-soaked months, with a gradual, yet lively, descent into the milder fall. September’s generous sunlight serves as a perfect bridge between the lingering warmth of summer and the crisp embrace of autumn.
In Tanshui, China, the likelihood of sunny weather in September shows a modest chance for sunshine at 40%, marking a notable improvement from the squall-prone summer months of June and August, where the sun graces the skies just 10% and 15% of the time, respectively. As the season transitions into autumn, the chances of clear skies begin to pick up, reflecting a trend toward brighter days as the year progresses. Compared to the depths of winter, where January and February see chances between 50% and 53%, September stands out as a pleasant month for outdoor activities, suggesting a favorable period for enjoying Tanshui's scenic charm before the clouds gather again later in the year.
As September arrives in Tanshui, China, the daylight duration settles at 12 hours, mirroring the lengthy days of spring and summer. This marks a gradual transition from the peak brightness of May through August, where daylight reaches a high of 13 hours. With the onset of September, daylight remains steady but begins to hint at the approaching autumn, as it tapers down to 11 hours in October. The overall trend showcases a dynamic shift from the bright, long days of summer to the shorter, more subdued hours of winter, illustrating nature's rhythmic cadence as the seasons change.
As the seasons transition from summer to autumn in Tanshui, China, September ushers in a subtle decline in average wind speed, dropping to a gentle 1.4 m/s (3 mph). This marks the calm before the invigorating breezes of October, which sees a significant increase to 3.2 m/s (7 mph). The gradual decrease throughout the summer months highlights a trend of diminishing winds, with July and August experiencing some of the lowest speeds recorded. However, as the heat wanes, Tanshui prepares for a shift, suggesting a refreshing change in the air just a month away, inviting a sense of renewal and anticipation for the autumn breeze.
Weather in Tanshui varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Tanshui, focusing on differences in temperature, rainfall, humidity, and UV levels.
September and January present distinctly contrasting weather patterns. In September, temperatures are notably warmer, ranging from a minimum of 19°C (66°F) to a scorching maximum of 34°C (94°F), with an average of 27°C (80°F). The month also sees significant precipitation, totaling 202 mm (7.9 in) over 23 days, which contributes to a high humidity level of 80%. In sharp contrast, January brings much cooler temperatures, with a minimum of 3°C (37°F) and a maximum of 27°C (80°F), averaging 16°C (60°F). Additionally, January experiences much less rainfall, with only 32 mm (1.2 in) across 6 days and a lower humidity of 66%. This seasonal shift highlights the transition from the wet and warm late summer to the cooler and drier mid-winter conditions. For more details, check out Tanshui weather in January.
September and February present contrasting weather patterns. In September, temperatures soar with a minimum of 19°C (66°F) and an average of 27°C (80°F), peaking at 34°C (94°F). The month is also marked by significant rainfall, receiving 202 mm (7.9 in) over 23 days and high humidity levels of 80%. In stark contrast, February features much cooler temperatures, with a minimum of 3°C (38°F), averaging 16°C (61°F), and a maximum of 27°C (81°F). Precipitation is notably lower at 85 mm (3.3 in) over just 10 days, accompanied by a lower humidity level of 69%. For more detailed information about February weather, visit Tanshui weather in February.
In September, temperatures are notably warmer, with a minimum of 19°C (66°F) and a maximum reaching up to 34°C (94°F), leading to an average of 27°C (80°F). The month is also marked by significant rainfall, totaling 202 mm (7.9 in) across 23 days and maintaining high humidity levels at around 80%. In contrast, March experiences cooler temperatures, ranging from a minimum of 8°C (47°F) to a maximum of 31°C (88°F), averaging 20°C (68°F). Precipitation is lighter at 106 mm (4.2 in) over 21 days, and humidity is slightly lower at 72%. For more specific insights about March weather, you can visit Tanshui weather in March.
September and April present contrasting weather patterns, showcasing the transitional phases of the seasons. In September, temperatures range from a minimum of 19°C (66°F) to a maximum of 34°C (94°F), with an average temperature of 27°C (80°F). However, this month experiences significant rainfall, averaging 202 mm (7.9 in) across 23 days and a high humidity level of 80%. In contrast, April features more moderate temperatures, with a minimum of 10°C (50°F) and a maximum of 31°C (88°F), resulting in an average of 22°C (72°F). Although April also sees precipitation, it totals 165 mm (6.5 in) over fewer days—18 in total—and with a lower humidity of 71%. For a detailed overview of April weather, visit Tanshui weather in April.
In comparing the weather of September and May, both months exhibit warm temperatures, but with some notable differences. September has an average temperature of 27°C (80°F), with a minimum of 19°C (66°F) and a maximum of 34°C (94°F). The humidity is relatively high at 80%, and it experiences significant rainfall, averaging 202 mm (7.9 in) over 23 days. In contrast, May is slightly cooler on average at 26°C (78°F), with a minimum of 15°C (59°F) and a maximum of 35°C (95°F). Although May receives more precipitation at 246 mm (9.7 in) over the same number of days, the humidity is slightly lower at 76%. For a closer look at May weather specifics, you can visit Tanshui weather in May.
When comparing the weather in September and June, both months feature relatively similar average temperatures, with September showing a minor temperature range from a minimum of 19°C (66°F) to a maximum of 34°C (94°F), while June has a higher minimum of 22°C (73°F) and a slightly lower maximum of 34°C (93°F). Precipitation is more pronounced in June, with a total of 258 mm (10.2 in) over 25 days, compared to September's 202 mm (7.9 in) over 23 days. Humidity levels are also comparable, slightly higher in September at 80% compared to June's 78%. For more detailed insights on the weather in June, you can refer to Tanshui weather in June.
September and July exhibit some noteworthy differences in weather patterns. In September, temperatures range from a minimum of 19°C (66°F) to a maximum of 34°C (94°F), with an average of 27°C (80°F). July, on the other hand, has higher minimum and maximum temperatures, ranging from 23°C (74°F) to 35°C (96°F), with a similar average of 27°C (82°F). Precipitation levels are also quite distinct; September receives 202 mm (7.9 in) across 23 days, while July sees 229 mm (9.0 in) over 24 days. Additionally, humidity is higher in July at 87%, compared to September's 80%. For more detailed information, you can refer to Tanshui weather in July.
In comparing the weather between September and August, September presents slightly milder temperatures, with a minimum of 19°C (66°F) and a maximum of 34°C (94°F), while August features warmer evenings with a minimum of 23°C (73°F) and hotter daytime highs reaching 36°C (97°F). Both months have an average temperature around 27°C (81°F), but August tends to be more humid at 87% compared to September’s 80%. Rainfall is significantly higher in August, with 352 mm (13.8 in) over 27 days of precipitation, whereas September experiences 202 mm (7.9 in) across 23 rainy days. For a more detailed look at August weather, visit Tanshui weather in August.
September and October exhibit notable differences in weather patterns. September tends to be warmer, with an average temperature of 27°C (80°F) and maximum highs peaking at 34°C (94°F). It also experiences higher humidity at 80% and more frequent rainfall, receiving 202 mm (7.9 in) of precipitation over 23 days. In contrast, October sees a slight drop in overall temperatures, averaging 24°C (75°F), with minimum temperatures of 16°C (61°F) and still reaching highs of 34°C (93°F). The month experiences significantly less rainfall, totaling 134 mm (5.3 in) over just 10 days, and a decrease in humidity to 74%. For more detailed insights into October weather, check out Tanshui weather in October.
September and November present a marked contrast in weather patterns. In September, the temperatures are notably warmer, with minimums around 19°C (66°F) and maximums soaring to 34°C (94°F). This month also sees significant rainfall, averaging 202 mm over 23 days, coupled with high humidity levels of 80%. In contrast, November boasts cooler temperatures, with a minimum of 11°C (53°F) and a maximum of 30°C (86°F), creating a more pleasant climate. Rainfall decreases dramatically to just 20 mm over 4 days, and humidity drops to 71%. For more detailed information on November weather, you can check Tanshui weather in November.
The weather in September is notably warmer and more humid compared to December. With average temperatures reaching 27°C (80°F) and highs peaking at 34°C (94°F), September experiences significant rainfall, totaling 202 mm (7.9 in) across 23 days. In contrast, December brings a much cooler climate, with average temperatures dropping to 16°C (62°F) and maximums reaching 27°C (82°F). The month sees only minimal rainfall of 16 mm (0.6 in) over just 3 days, along with a slightly lower humidity level of 72%. For a more detailed look at how December conditions shape up, visit Tanshui weather in December.
As summer transitions to autumn, September in Tanshui brings a blend of warm temperatures and significant rainfall. With daily highs around the warm mid-30s and an average temperature hovering near a comfy 27°C, this month contrasts sharply with the cooler months to come. However, it's also one of the wettest months, featuring over 20 rainy days and high humidity levels that can feel stifling. Such conditions create a unique atmosphere, setting September apart as a time of lush greenery and vibrant landscapes. For a deeper understanding of the evolving climate, explore our comprehensive guide on Tanshui Climate.