Last updated: August 21, 2025
In Gulou, China, September welcomes a warm climate, with maximum temperatures reaching up to 35°C (95°F) and an average of 24°C (76°F). The weather is quite dynamic, featuring minimum temperatures dropping to 15°C (60°F), providing some relief from the heat. Rainfall is prevalent, with 99 mm (3.9 inches) spread across approximately 10 days, contributing to a relative humidity of 68%. This mix of warmth and moisture creates a vibrant atmosphere, ideal for both locals and visitors to experience the early signs of autumn.
September in Gulou, China, marks a delightful transitional period as summer gracefully gives way to autumn. With minimum temperatures starting at a comfortable 15°C (60°F) and peaking at a warm 35°C (95°F), it’s often a month of pleasant weather that invites outdoor adventures. Average temperatures of 24°C (76°F) create a refreshing atmosphere, ideal for exploring historic sites or enjoying local cuisine in the bustling streets. As the month progresses, the increasing coolness hints at the forthcoming chill of October, yet the lingering warmth ensures that September remains one of Gulou’s most enjoyable times of the year. The gradual dip from summer's intensity to autumn's embrace is not just a change in temperature but a celebration of the region's rich seasonal rhythms.
In September, Gulou, China experiences a notable shift in precipitation patterns, with 99 mm (3.9 in) of rainfall over 10 days. This marks a decline from the summer months, where July and June saw substantial rainfalls of 235 mm (9.3 in) and 214 mm (8.4 in), respectively. The transition into autumn brings a more moderate wetness, accompanied by cooler temperatures, creating a refreshing change. Despite the reduction in rainfall, September's precipitation is still significant, capturing the essence of the lingering summer monsoon while hinting at the drier months ahead. As the region prepares for October, with its anticipated 65 mm (2.6 in) of rainfall over just 6 days, this month serves as a pivotal point in Gulou's climatic rhythm.
In September, Gulou, China experiences a notable dip in humidity at 68%, marking a refreshing transition from the sultry summer months. This decrease can be traced back to the peak levels witnessed in July, where humidity soared to 87%. Following the summer's high, there’s a gradual decline in humidity leading to September, with August staying around 83%. The trend highlights a shift towards drier autumn conditions, preparing the region for the upcoming months where humidity levels stabilize around the 70% mark, as seen in October and November. This seasonal variation not only enhances comfort but also sets the stage for a more pleasant outdoor experience in Gulou.
In September, Gulou experiences a UV Index of 10, categorizing it as very high and suggesting a burn time of just 15 minutes. This marks a slight decline from the peak summer months of June through August, which saw extreme levels with an index consistently at 11. As autumn approaches, the trend indicates a gradual easing of UV intensity, yet caution remains crucial, as September still demands vigilance due to its significant UV exposure. With the potential for sunburn cropping up quickly, those planning outdoor activities should take protective measures seriously. For more detailed insights on the UV Index throughout the year in Gulou, visit Gulou UV Index.
UV Risk Categories
September in Gulou, China, brings a splendid 268 hours of sunshine, a slight dip from the sun-drenched heights of summer. This month marks a transition, as the days grow shorter following the peak brightness of July and August, which boast impressive totals of 304 and 307 hours respectively. The trend showcases a gradual increase in sunlight from the duller winter months, beginning with a mere 170 hours in January and steadily rising through the spring. As autumn sets in, September offers a warm embrace, striking a beautiful balance between the lingering summer warmth and the encroaching chill of October, which sees sunlight hours drop to 228. Enjoying September’s golden rays, residents can relish the last remnants of summer before nature shifts into her fall palette.
September in Gulou, China, ushers in a refreshing change with a notable 61% chance of sunny weather. This month stands out as a bright exception amid the generally lower probabilities seen from March through August, where sunshine is much less reliable, hovering around 26% to 31%. As summer peaks, the likelihood of clear skies rises significantly, establishing September as a preferred time to enjoy outdoor activities. Following September, the chances of sunshine dip again in October, highlighting a distinct seasonal trend where rainfall gives way to clearer, sunnier days as autumn approaches. With the sun making a grand entrance in September, it's an ideal time to soak up the warmth before the cooler months set in.
As summer fades into autumn in Gulou, China, September marks a transition with its 12 hours of daylight. Following the peak of 14 hours in June, the daylight gradually decreases through the fall months, reflecting a consistent pattern where the longest days occur in late spring and early summer, resulting in shorter hours as the year progresses. Interestingly, September's daylight duration is slightly shorter than August's, hinting at the approach of cooler seasons. This rhythmic ebb and flow of daylight creates a natural cadence for the residents, influencing daily life, activities, and the vibrant transition of nature in this charming locale.
As September arrives in Gulou, China, the wind whispers a familiar tune, with an average speed of 2.5 m/s (6 mph)—consistent with the spring months of March and April. This steady breeze signals a transition as the summer's lighter winds ease into a refreshing rhythm before the more robust gusts of October. Following a slight drop in June and August, it’s a welcome reprieve as the winds regain their momentum. While winter months like January and February bring calmness, the fall season begins to set the stage for a gentle yet invigorating air, creating a harmonious blend of tranquility and vitality that characterizes the heart of Gulou during this time of year.
Weather in Gulou varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Gulou, focusing on differences in temperature, rainfall, humidity, and UV levels.
In September, the weather is warm with temperatures ranging from a pleasant 15°C (60°F) at night to a sweltering 35°C (95°F) during the day, making it ideal for outdoor activities. However, this month also sees considerable precipitation, averaging 99 mm (3.9 in) over about 10 days, contributing to a relatively high humidity level of 68%. In stark contrast, January brings much colder conditions, with temperatures plummeting to a minimum of -8°C (17°F) and reaching a maximum of 18°C (65°F). The precipitation is lower, averaging 49 mm (1.9 in) over just 7 days, and the humidity slightly increases to 71%. For those looking for specific weather details during this chilly month, more information can be found at Gulou weather in January.
In September, the weather tends to be warm and humid, with average temperatures around 24°C (76°F) and maximums reaching up to 35°C (95°F). This month experiences significant rainfall, accumulating to 99 mm (3.9 in) over approximately 10 days, contributing to a humidity level of 68%. In contrast, February brings a much cooler climate, with average temperatures dropping to around 7°C (44°F) and minimums reaching as low as -3°C (26°F). Precipitation in February is lighter, totaling 52 mm (2.0 in) across about 9 days, yet the humidity remains relatively high at 75%. For more detailed insights on February weather, you can check Gulou weather in February.
September and March present distinctly different weather patterns. In September, temperatures range from a mild 15°C (60°F) at night to a warm 35°C (95°F) during the day, with an average of 24°C (76°F). The month experiences around 99 mm (3.9 inches) of precipitation over about 10 days, coupled with a humidity level of 68%. In contrast, March sees much cooler temperatures, with nighttime lows dropping to 1°C (33°F) and daytime highs reaching 27°C (82°F), averaging at 12°C (54°F). The precipitation slightly increases to 105 mm (4.1 inches) spread across 12 days, along with higher humidity at 84%. For more detailed information on March weather, you can check Gulou weather in March.
In comparing the weather of September and April, significant differences emerge. September generally enjoys warmer temperatures, with an average of 24°C (76°F) and maximums reaching up to 35°C (95°F). In contrast, April's temperatures are milder, with an average of 17°C (63°F) and maximums peaking at 31°C (88°F). Both months experience notable rainfall, with September receiving 99 mm (3.9 in) over approximately 10 days and April slightly wetter at 104 mm (4.1 in) across 9 days. Notably, April tends to be more humid, averaging 85% compared to September's 68%. For more detailed information about April's weather, you can explore Gulou weather in April.
When comparing the weather in September and May, September tends to be warmer with average temperatures reaching 24°C (76°F) and maximums hitting 35°C (95°F), while May is slightly cooler, with averages around 22°C (71°F) and maximums of 33°C (91°F). However, May experiences higher levels of precipitation at 166 mm (6.5 in) over 12 days, compared to September's 99 mm (3.9 in) over 10 days. Humidity levels are also higher in May at 82%, making it feel more muggy than the 68% humidity typically found in September. For a more detailed look, you can check out Gulou weather in May.
When comparing the weather in September and June, we notice some distinct differences. September typically showcases a minimum temperature of 15°C (60°F) and an average of 24°C (76°F), while June starts slightly warmer with a minimum of 16°C (61°F) and an average of 25°C (78°F). Both months experience warm days, but June tends to be wetter, receiving an average precipitation of 214 mm (8.4 in) over 14 days, whereas September has significantly less rain at 99 mm (3.9 in) across about 10 days. Additionally, humidity levels are higher in June at 83%, compared to September’s 68%. For a detailed look at the weather specifics, you can check out Gulou weather in June.
In comparing September and July weather, July tends to be warmer and more humid, with average temperatures ranging from a minimum of 21°C (69°F) to a maximum of 37°C (99°F). This month also experiences higher humidity levels at 87% and significantly more rainfall, totaling 235 mm (9.3 in) over 16 days. In contrast, September offers a more moderate climate with temperatures ranging from a minimum of 15°C (60°F) to a maximum of 35°C (95°F), along with lower humidity at 68% and reduced precipitation of 99 mm (3.9 in) across 10 days. For a detailed look at July weather specifics, you can check Gulou weather in July.
In comparing the weather of September to that of August, September generally experiences milder temperatures with an average of 24°C (76°F) compared to August's warmer average of 28°C (83°F). The minimum temperatures in September are notably cooler, at 15°C (60°F), while August starts at a higher minimum of 20°C (68°F). Additionally, September sees slightly less precipitation with 99 mm (3.9 in) over 10 days, compared to August's 144 mm (5.7 in) over 13 days, resulting in lower humidity levels of 68% in September versus 83% in August. For a closer look at August's weather patterns, visit Gulou weather in August.
September typically boasts warmer temperatures with a range from a minimum of 15°C (60°F) to a maximum of 35°C (95°F) and an average of 24°C (76°F). This month also experiences more rain, accumulating about 99 mm (3.9 in) over approximately ten days, alongside a humidity level of 68%. In contrast, October sees a notable drop in average temperatures, with a minimum of 6°C (44°F) and an average high of 34°C (94°F), leading to a cooler average of 17°C (63°F). Precipitation decreases to around 65 mm (2.6 in) over just six days, and humidity rises slightly to 72%. For a detailed look at the weather specifics in October, visit Gulou weather in October.
September and November present a striking contrast in weather. September boasts a warm climate with temperatures ranging from a minimum of 15°C (60°F) to a maximum of 35°C (95°F), accompanied by an average temperature of 24°C (76°F). However, it also experiences notable precipitation, totaling 99 mm (3.9 in) over 10 days and a humidity level of 68%. In comparison, November brings about cooler conditions with temperatures dipping to a minimum of 1°C (34°F) and peaking at 28°C (83°F), resulting in an average of 12°C (55°F). The month is much drier, with only 42 mm (1.7 in) of precipitation over 7 days, while humidity increases to 83%. For more detailed insights into November weather, you can refer to Gulou weather in November.
In September, the weather is characterized by warm temperatures, with a minimum of 15°C (60°F) and an average of 24°C (76°F), reaching up to a scorching 35°C (95°F). The month experiences significant rainfall, totaling 99 mm (3.9 in) over about 10 days, and the humidity level is relatively moderate at 68%. In contrast, December brings a sharp drop in temperatures, with lows of -5°C (24°F) and a much cooler average of 6°C (43°F), peaking at 19°C (66°F). Precipitation is significantly lower, measuring only 26 mm (1.0 in) over roughly 6 days, and humidity rises to 79%. For a more detailed look at the December weather, you can visit Gulou weather in December.
As September arrives in Gulou, it brings a notable shift in weather compared to the warmer summer months. Daytime temperatures begin to decline, transitioning from sweltering highs into more moderate averages, while cooler nights invite a refreshing break from the heat. However, the lingering humidity can make the air feel heavier, and the month also features a more frequent occurrence of rain, signaling the approaching autumn. This delightful blend of fluctuating temperatures and increased precipitation makes September a unique time to experience the charm of Gulou. For more insights into the year's weather patterns, explore the Gulou Climate.