Last updated: August 21, 2025
In Longquan, China, September ushers in a dynamic shift in weather patterns, with temperatures ranging from a comfortable 15°C (59°F) at night to a peak of 34°C (94°F) during the day. The month showcases an average temperature of 23°C (73°F), making it pleasant yet warm. However, expect significant rainfall, with 106 mm (4.2 in) accumulating over 16 days, contributing to a high humidity level of 92%. This combination of warmth and moisture creates a lush atmosphere, perfect for exploring the region’s natural beauty, but also calls for preparation for sudden downpours.
In September, Longquan, China, experiences a pleasant transition into autumn, with temperatures reflecting a comfortable range. The minimum temperature settles at a mild 15°C (59°F), while the average hovers around 23°C (73°F), making it an inviting time for outdoor activities. As the month progresses, the maximum can reach up to 34°C (94°F), illustrating a lingering warmth from summer. This pattern showcases a notable decrease from the peak summer months of July and August, where temperatures often plateaued around 37°C (99°F). Overall, September strikes a balance, ideal for enjoying Longquan's natural beauty before the cooler days of October arrive.
In September, Longquan experiences a notable change as the summer rains begin to wane. The city receives 106 mm (4.2 in) of precipitation over 16 days, marking a transition towards the drier autumn months. While this is a significant amount compared to earlier months like January and February, it represents a drop from the summer peaks of July and August, which recorded 308 mm and 253 mm respectively. The steady rainfall in September continues to support local agriculture but is a welcome respite from the intense monsoons that define the summer. As the month progresses, residents find a balance in the weather, enjoying the lingering warmth while preparing for the cooler season ahead.
Longquan, China, experiences a notably high level of humidity throughout the year, with September holding steady at a substantial 92%. This figure mirrors the humid conditions of both August and the subsequent month, October, hinting at a consistent trend in late summer to early autumn. The slight variations in humidity from January to May, generally hovering around 85% to 92%, suggest that the air retains warmth and moisture, creating a tropical-like climate. As the year progresses into the fall, humidity levels stabilize, maintaining a high percentage, which can influence local weather patterns and personal comfort. Overall, Longquan’s humidity profile reveals a persistent, lush environment, especially vivid in September.
As September arrives in Longquan, China, residents and visitors experience another month of extreme UV exposure, with an index soaring to 11 and a burn time of just 10 minutes. This trend of intense sunlight, following a summer characterized by equally aggressive UV levels, highlights the importance of sun safety during this period. August's UV index was similar, maintaining a high reading of 10, but as we transition into autumn, there's a slight dip anticipated in October, where the index will lower to 8. Overall, it's crucial for outdoor enthusiasts to remain vigilant and take protective measures, as the oppressive sun continues to rule the month. For detailed monthly insights and safety tips, visit Longquan UV Index.
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September in Longquan, China, shines brilliantly with 229 hours of sunshine, showcasing a vibrant continuation of the summer's warm embrace. This month reflects a significant drop from the dazzling heights of 298 hours in August, yet it still outshines the earlier months of the year, maintaining a solid position in the late summer warmth. The gradual transition from the sun-drenched peak of August sets the stage for the cooling autumn, echoing the trend of diminishing daylight hours as the seasons shift. As we move toward October, where daylight falls to 173 hours, September serves as a reminder of the summer's lingering light, ensuring that Longquan’s days remain bright and inviting just a little longer.
In Longquan, China, the likelihood of enjoying sunny weather in September stands at a modest 25%, reflecting a slight uptick from the preceding summer months. While this percentage is considerably higher than the depths of April and May, it still trails behind the sunnier days found earlier in the year, particularly in January and December, which boast chances of 35% and 29%, respectively. This trend suggests that as autumn approaches, residents can expect a gradual transition from the summer’s somewhat fickle sunshine to the more temperate days of fall. September’s weather can be a delightful mix of milder temperatures and occasional sunny spells, inviting outdoor activities before the chill of winter sets in.
In Longquan, China, the month of September marks a subtle transition in daylight duration, offering around 12 hours of daylight. This slight decrease from the longer days of summer, where sunlight peaked at 14 hours in June, signals the onset of autumn. As the year progresses from the brighter months of May and June, daylight gradually dwindles through the late summer and early fall, where it reduces to 13 hours in July and August before settling at September's count. Following this trend, the days will continue to shorten, dropping to 11 hours in October and 10 hours as winter approaches. This pattern not only showcases the rhythmic ebb and flow of daylight throughout the year but also highlights the rich seasonal changes that Longquan experiences.
As September unfolds in Longquan, China, the gentle breezes begin to pick up slightly, marking a shift in the seasonal wind patterns. With an average wind speed of 2.2 m/s (5 mph), September stands out as a transitional month where the calm of summer gives way to a refreshing increase in airflow. This subtle rise from the lower speeds of previous months signals the approach of autumn, inviting residents and visitors alike to enjoy the crispness that the change of season brings. Interestingly, the wind remains relatively consistent throughout the year, but September's breezy whispers are a delightful reminder of nature's turning pages, as it sets the stage for the cooler months ahead.
Weather in Longquan varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Longquan, focusing on differences in temperature, rainfall, humidity, and UV levels.
September weather is notably warmer than January, with average temperatures hovering around 23°C (73°F) compared to January's cooler 7°C (46°F). The maximums in September can reach up to 34°C (94°F), while January peaks at a mild 16°C (62°F). Additionally, September experiences more rainfall, with 106 mm (4.2 in) spread over 16 days, whereas January sees significantly less at 30 mm (1.2 in) over only 9 days. Both months share high humidity levels, but September is slightly more humid, averaging around 92% compared to January's 90%. For a deeper look at January's weather, you can visit Longquan weather in January.
September and February showcase contrasting weather patterns. In September, temperatures range from a cool 15°C (59°F) at night to a scorching max of 34°C (94°F) during the day, with an average of 23°C (73°F). The month is characterized by significant rainfall, totaling 106 mm (4.2 in) across 16 days, paired with high humidity levels of 92%. In stark contrast, February experiences much cooler conditions, with temperatures dipping as low as 0°C (32°F) and averaging around 10°C (49°F). The maximum temperature reaches a moderate 23°C (74°F), but the overall precipitation is significantly lower at 26 mm (1.0 in) over just 8 days, while humidity remains steady at 92%. For a more detailed look at February weather patterns, you can visit Longquan weather in February.
In September, the weather is characterized by warmer temperatures, with daily averages reaching up to 23°C (73°F) and highs soaring to 34°C (94°F). This month also experiences significant precipitation, totaling 106 mm (4.2 in) over 16 days, and the humidity is quite high at 92%. In contrast, March is much cooler, with an average temperature of 15°C (59°F) and a maximum of 30°C (87°F). Rainfall is less frequent, amounting to 41 mm (1.6 in) over 11 days, and the humidity is slightly lower at 89%. For more detailed weather insights in March, you can visit Longquan weather in March.
In comparing the weather of September and April, we see distinct differences in temperature and precipitation patterns. September tends to be warmer, with average temperatures around 23°C (73°F) and daily highs reaching up to 34°C (94°F), while April has a cooler average of 19°C (66°F) and can peak at 35°C (95°F). Precipitation is also more frequent in September, which experiences 106 mm (4.2 in) over 16 days, compared to April's 71 mm (2.8 in) across 12 days. Additionally, September exhibits higher humidity levels at 92%, compared to April’s 85%. For more detailed insights about April weather conditions, you can visit Longquan weather in April.
When comparing the weather of September to that of May, we can observe distinct differences in temperature and precipitation patterns. September typically enjoys a warmer range, with average highs reaching up to 34°C (94°F) compared to May's maximum of 38°C (100°F), although May’s minimum temperature is slightly lower at 11°C (53°F) versus September's 15°C (59°F). Precipitation is also noteworthy; September experiences more rainfall, averaging 106 mm (4.2 in) over 16 days, whereas May has 89 mm (3.5 in) across just 13 days. Humidity levels are relatively high in both months, but September is more humid at 92%, compared to May's 87%. For more details, you can check Longquan weather in May.
In comparing the weather of September and June, we notice that both months exhibit relatively warm temperatures, but with distinct characteristics. In September, the minimum temperature is slightly lower at 15°C (59°F), while the average temperature is a bit more moderate at 23°C (73°F) compared to June's 25°C (77°F) average. June boasts a higher maximum temperature of 37°C (98°F), making it typically hotter than September, which has a maximum of 34°C (94°F).
Both months experience a similar amount of precipitation, with September receiving 106 mm (4.2 inches) over 16 days and June slightly less at 99 mm (3.9 inches) over 13 days. However, humidity in September is notably higher at 92%, compared to June's 88%, contributing to a more muggy feel later in the summer. For a closer look at the specifics of June weather, you can visit Longquan weather in June.
In comparing the weather of September and July, we notice distinct differences in temperature and precipitation patterns. September experiences a cooler range with minimum temperatures of 15°C (59°F) and an average of 23°C (73°F), while July is notably warmer, with minimum temperatures of 19°C (66°F) and an average of 27°C (80°F). July also has a higher maximum temperature peaking at 37°C (99°F) compared to September's 34°C (94°F). Additionally, July sees significantly more rainfall, totaling 308 mm (12.1 in) over 23 days, as opposed to September’s 106 mm (4.2 in) over 16 days, although humidity levels are quite similar, with September at 92% and July at 89%. For a closer look at July's weather patterns, you can visit Longquan weather in July.
In comparing the weather of September and August, September exhibits a slight decline in temperature, with minimums around 15°C (59°F), averages of 23°C (73°F), and maximums reaching 34°C (94°F). In contrast, August is generally warmer, featuring minimum temperatures of 18°C (65°F), average highs of 27°C (81°F), and peaks of 37°C (99°F). Additionally, September experiences significantly less precipitation at 106 mm (4.2 in) over 16 days, while August is much wetter with 253 mm (10.0 in) distributed across 20 rainy days. Both months maintain a high humidity level of 92%. For a more detailed look at August’s conditions, you can check Longquan weather in August.
September weather tends to be warmer, with average temperatures around 23°C (73°F) and maximums reaching up to 34°C (94°F). However, it is also a month marked by high humidity at 92% and considerable rainfall, with 106 mm (4.2 in) of precipitation spread over 16 days. In contrast, October cools down significantly, with average temperatures dropping to 17°C (64°F) and maximums peaking at 30°C (87°F). Although October experiences slightly less rainfall at 88 mm (3.5 in) over 17 days, it maintains the same high humidity level of 92%. For more detailed information, you can visit Longquan weather in October.
September and November exhibit striking contrasts in weather. September boasts warm temperatures, with a minimum of 15°C (59°F) and an average high of 34°C (94°F), making it feel much more summery. The month is also characterized by significant rainfall, receiving 106 mm (4.2 in) over 16 days. In stark comparison, November registers much cooler temperatures, with a minimum of just 4°C (40°F) and an average of 13°C (56°F), although it can still reach up to 24°C (76°F). Precipitation drops to 36 mm (1.4 in) over 10 days, while humidity remains constant at 92%. Overall, November offers a much cooler, drier experience Longquan weather in November.
September typically brings warmer temperatures, with lows around 15°C (59°F) and highs reaching up to 34°C (94°F), creating an average temperature of 23°C (73°F). The month is characterized by considerable humidity at 92% and frequent rainfall, with 106 mm (4.2 in) of precipitation over 16 days. In contrast, December sees a significant drop in temperatures, with a minimum of 0°C (33°F) and a maximum of 17°C (63°F), resulting in a much cooler average of 8°C (47°F). Precipitation decreases to 45 mm (1.8 in) over 11 days, and humidity remains relatively high at 90%. For a more detailed look at December weather, you can check Longquan weather in December.
September in Longquan marks a transitional phase as the summer heat begins to fade, offering a blend of warm days and cooler nights. With an average temperature that is notably lower than the sweltering highs of July and August, this month invites a refreshing change characterized by higher humidity and increased rainfall. The 106 mm of precipitation over 16 days serves as a prelude to the forthcoming autumn, creating a lush environment. While the warmth still lingers, the occasional showers and cooler evenings provide a delightful reprieve from the intense heat that defines the preceding months. For a deeper dive into Longquan's climate throughout the year, visit Longquan Climate.