Last updated: August 21, 2025
In Longquan, China, the weather in September is characterized by a warm and humid climate, with maximum temperatures soaring up to 36°C (97°F) and an average around 26°C (78°F). The evenings provide a refreshing relief, with minimum temperatures dipping to 16°C (60°F). This month typically sees around 118 mm (4.6 in) of rainfall, spread over approximately 10 days, contributing to the region’s lush greenery. With an average humidity level of 73%, visitors should be prepared for a sticky but vibrant atmosphere, making it essential to stay hydrated and enjoy the rich landscapes and cultural experiences Longquan has to offer.
In September, Longquan, China experiences a delightful transition as summer wanes, welcoming milder temperatures. The month kicks off with a minimum of 16°C (60°F) and an average that rises to 26°C (78°F), giving way to warm highs reaching up to 36°C (97°F). This is a noticeable dip from the peak summer months, yet still radiant enough to enjoy the outdoors. As the days grow shorter and the weather begins to cool, September serves as a beautiful bridge to autumn, inviting residents and visitors alike to savor the lingering warmth while preparing for the upcoming seasonal change.
In September, Longquan experiences a noticeable shift in its weather patterns, marking the transition from the heavy rains of summer to a more moderate precipitation level. With 118 mm (4.6 in) of rainfall over 10 days, September serves as a bridge between the intense downpours of the preceding months and the drier conditions of autumn. This is a significant decrease from the wettest months, like June and July, which boast over 300 mm of rain. However, compared to earlier in the year, September's rainfall still maintains a solid presence, contributing to the lush landscapes that characterize the region. As autumn approaches, the gradual reduction in precipitation hints at the quieter months ahead, providing a serene backdrop for both nature and residents alike.
In Longquan, China, September brings a notable drop in humidity, leveling out at 73%, mirroring October's conditions. This month marks a transition from the high humidity of summer, which peaks at 90% in July. Following an earlier period characterized by a consistent 86% humidity from May through August, September's decrease signals the gradual approach of autumn. With humidity shifting to more moderate levels, residents can enjoy a reprieve from the sweltering summer months while still experiencing the lingering warmth of late summer. As the year progresses, humidity levels generally fluctuate, with a rise again in late fall, but September stands out as a refreshing interlude before the wetter months return.
In September, Longquan experiences a UV Index of 10, categorizing it as very high and resulting in a burn time of just 15 minutes. This marks a transition from the extreme levels seen during the peak summer months of July and August, where the UV Index reached a maximum of 12. As autumn approaches, the UV levels begin to taper off, yet September's index still demands caution for sun exposure. It's crucial for residents and visitors alike to remain mindful of sun protection during this time. For more detailed information on UV trends throughout the year, check out the comprehensive guide on the Longquan UV Index.
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As September unfolds in Longquan, China, residents can bask in 269 hours of sunlight, a radiant continuation from the vibrant August, which boasts the highest sunshine at 311 hours. This month marks a subtle decline in daylight as summer transitions into autumn, yet it still shines brighter than the chillier months ahead. Following September, daylight hours gently taper off into October's 241 hours and carry toward the dimmer days of winter. Overall, the trend illustrates a sunny summer retreat, leaving behind memories of warmth and light as the seasons shift. Longquan's weather provides a picturesque setting where one can revel in the lingering sunshine before autumn settles in.
In Longquan, China, September emerges as a standout month when it comes to sunny weather, boasting a 65% chance of clear skies. This is a significant uptick compared to the preceding summer months of July and August, where the likelihood of sunshine hovers around 24% and 37%, respectively. As autumn approaches, the trend appears to shift favorably, with September matching and even surpassing the sunniest months of January and December. This increase not only invites outdoor activities but also paints a vibrant backdrop for experiencing the natural beauty of the region, making September an appealing time to visit Longquan.
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.
In September, Longquan experiences an average wind speed of 2.4 m/s (5 mph), marking a subtle uptick from the calmer months of June and August, which saw the gentle caress of winds at 2.0 m/s (4 mph). This moderate breeze heralds the approach of autumn, setting the stage for an invigorating shift in the weather. As the year progresses, October follows suit with a notable increase to 3.4 m/s (8 mph), suggesting a seasonal transition marked by more dynamic air movements. Overall, the wind patterns in Longquan reflect a gradual resurgence of energy as summer wanes, adding a refreshing touch to the tail end of September.
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 and January exhibit stark contrasts in weather. September boasts warmer temperatures, with averages around 26°C (78°F) and a maximum reaching up to 36°C (97°F), accompanied by higher humidity levels of 73%. On the other hand, January experiences much cooler conditions, where temperatures typically range from a minimum of -6°C (22°F) to a maximum of 21°C (70°F), with an average of only 6°C (42°F). Precipitation is also different, with September receiving 118 mm (4.6 in) over approximately 10 days, while January sees only 69 mm (2.7 in) across about 8 days. For a more detailed comparison, you can explore Longquan weather in January.
September and February present strikingly different weather conditions. In September, temperatures range from a minimum of 16°C (60°F) to a scorching maximum of 36°C (97°F), with an average of 26°C (78°F). This month also experiences significant rainfall, totaling 118 mm (4.6 in) over about 10 days, and the humidity remains quite high at 73%. In contrast, February is much colder, with temperatures dipping as low as -3°C (27°F) and reaching a maximum of 25°C (77°F), averaging just 8°C (46°F). Precipitation in February is lower than September at 92 mm (3.6 in) over 11 days, but the humidity stays constant at 73%. For more information on February weather, visit Longquan weather in February.
In September, the weather is typically warm with average temperatures ranging from a minimum of 16°C (60°F) to a maximum of 36°C (97°F). This month experiences significant humidity at 73%, accompanied by 118 mm of precipitation over about 10 days. In contrast, March ushers in cooler temperatures, with averages from 1°C (35°F) to 29°C (84°F), and a higher humidity level of 82%. The month sees even more rainfall, totaling 176 mm across 15 days. For more detailed information about March weather, you can check Longquan weather in March.
In September, temperatures range from a minimum of 16°C (60°F) to a maximum of 36°C (97°F), with an average temperature of 26°C (78°F). The month sees about 118 mm (4.6 in) of precipitation across approximately 10 days and a humidity level of 73%. In contrast, April is cooler, with temperatures varying from a minimum of 6°C (44°F) to a maximum of 32°C (90°F) and an average of 18°C (64°F). This month experiences higher precipitation, totaling 160 mm (6.3 in) over about 13 days, along with increased humidity at 86%. For more specifics on April's weather, you can explore Longquan weather in April.
When comparing the weather in September and May, notable differences emerge in temperature, precipitation, and humidity. September experiences slightly higher average temperatures, ranging from a minimum of 16°C (60°F) to a maximum of 36°C (97°F), while May is cooler on average, with temperatures ranging from 13°C (55°F) to a maximum of 35°C (95°F). In terms of precipitation, May is significantly wetter, with 231 mm (9.1 in) over 14 days compared to September's 118 mm (4.6 in) over 10 days. Additionally, May has a higher humidity level at 86%, compared to September's 73%. For more detailed information about May weather, check out Longquan weather in May.
In comparing the weather of September and June, both months exhibit similar average temperatures around 26°C (79°F), but June tends to have slightly cooler minimum and maximum temperatures, ranging from 17°C (63°F) to 35°C (95°F). September sees higher maximum temperatures, reaching up to 36°C (97°F). Additionally, June experiences significantly more rainfall, with 380 mm (15.0 in) over 20 days, compared to September's 118 mm (4.6 in) over just 10 days. This contributes to June's higher humidity level of 86%, compared to September's 73%. For a deeper insight into June conditions, you can visit Longquan weather in June.
When comparing the weather in September and July, it becomes evident that both months are warm, but July tends to be hotter and more humid. July's average temperature is 29°C (84°F), peaking at 40°C (104°F), while September averages a milder 26°C (78°F), with a maximum of 36°C (97°F). Additionally, July experiences significantly more rainfall, with 336 mm (13.2 in) over 16 days compared to September’s 118 mm (4.6 in) across 10 days. The humidity in July also reaches a high of 90%, compared to 73% in September. For more detailed weather information on July, you can visit Longquan weather in July.
In August, the weather is generally hotter and more humid compared to September, with minimum temperatures of 19°C (67°F) and average highs reaching up to 39°C (102°F). The month also experiences more rainfall, totaling 173 mm (6.8 in) over 13 days, contributing to a humidity level of 86%. On the other hand, September sees slightly cooler temperatures, with a minimum of 16°C (60°F) and an average high of 36°C (97°F), while precipitation decreases to 118 mm (4.6 in) over 10 days, resulting in a lower humidity of 73%. For a more detailed overview of August's weather, you can check Longquan weather in August.
September and October present a noticeable shift in weather patterns. September boasts warmer temperatures with a minimum of 16°C (60°F), an average of 26°C (78°F), and a peak of 36°C (97°F). In contrast, October shows a significant decrease, featuring a minimum of 9°C (49°F) and an average of 19°C (67°F), although it still reaches a maximum of 35°C (96°F). Additionally, September experiences more precipitation, totaling 118 mm (4.6 in) over 10 days, while October is much drier, with only 30 mm (1.2 in) over 5 days. Both months maintain a humidity level of 73%. For more detailed information on weather patterns, check out Longquan weather in October.
September and November exhibit stark contrasts in weather conditions. In September, temperatures range from a minimum of 16°C (60°F) to a scorching maximum of 36°C (97°F), with an average of 26°C (78°F). The month experiences significant rainfall, totaling 118 mm (4.6 in) over approximately 10 days, accompanied by a humidity level of 73%. In contrast, November presents much cooler temperatures, with a minimum of 2°C (36°F) and an average of 14°C (57°F), peaking at 28°C (82°F). Rainfall decreases significantly to 46 mm (1.8 in) over about 8 days, yet humidity rises slightly to 80%. For more detailed insights on weather conditions, you can refer to Longquan weather in November.
September and December present stark contrasts in weather. In September, temperatures range from a minimum of 16°C (60°F) to a maximum of 36°C (97°F), with an average of 26°C (78°F). The month also experiences considerable rainfall, accumulating 118 mm (4.6 in) over about 10 days while maintaining humidity around 73%. In contrast, December is much cooler, with temperatures dropping to a minimum of -3°C (26°F) and peaking at 21°C (70°F), averaging only 8°C (46°F). Precipitation decreases significantly to 48 mm (1.9 in) over 7 days, with humidity slightly higher at 79%. For more details on December weather, you can check Longquan weather in December.
September in Longquan marks a transition into autumn, bringing milder temperatures and a noticeable increase in humidity compared to the dry summer months. As the average temperature settles around a comforting 26°C, residents and visitors enjoy a refreshing change from the sweltering heat of July and August. However, September also sees a rise in precipitation, with about 10 days of rainfall, making it one of the wetter months of the year. This blend of warm days and cool nights creates a pleasant atmosphere for outdoor activities and is a perfect time to explore the natural beauty of the region. To learn more about how Longquan's weather evolves through the seasons, check out the detailed insights at Longquan Climate.