Last updated: August 21, 2025
In Longquan, China, September brings a blend of warm temperatures and occasional rainfall, making it a dynamic month for weather. Daytime highs reach a maximum of 34°C (93°F), with an average temperature of 22°C (71°F), while nighttime lows can dip to a refreshing 13°C (55°F). Visitors can expect around 227 mm (8.9 in) of precipitation spread over 18 days, leading to a humidity level of 71% that adds a touch of moisture to the air. This combination creates a lush, vibrant atmosphere ideal for enjoying the natural beauty Longquan has to offer.
In September, Longquan transitions into a cozy and pleasant season, showcasing a beautiful blend of summer's warmth and the upcoming autumn chill. With minimum temperatures averaging around 13°C (55°F) and maximums peaking at 34°C (93°F), the heat remains palpable but begins to mellow. The average temperature reaches a comfortable 22°C (71°F), inviting residents and visitors alike to enjoy outdoor activities amidst stunning landscapes. This month marks a delightful peak when the tropical highs of summer slowly start to recede, paving the way for the crisp and refreshing days of fall. Overall, September in Longquan is characterized by its balanced climate, providing a perfect backdrop for enjoying nature's transition.
In Longquan, China, September marks a notable transition in the precipitation pattern, with 227 mm (8.9 in) of rainfall recorded over 18 days. This substantial amount reflects a peak in the wet season, showcasing a gradual decline from the heavy downpours of May and June, which each surpassed 274 mm. Notably, September's rainfall is lower than the torrential levels of both May and June but still surpasses the amounts seen in the preceding months, demonstrating the persistent influence of the monsoon season. As autumn approaches, precipitation begins to taper off, setting the stage for drier conditions in the following months.
In September, humidity in Longquan, China dips to 71%, marking a notable decline as the summer months come to a close. This decrease follows a series of warm, muggy months, peaking at 88% in July and remaining elevated through August. As the transition into fall begins, September's humidity level signals a shift towards drier conditions, contrasting sharply with the spring's peak of 84% in March. Despite its lower average, September's humidity remains relatively high compared to the earlier winter months, such as January's 67%. This trend showcases Longquan’s fluctuation in moisture throughout the year, with a clear seasonal rhythm that sets the tone for the cooler months ahead.
As September arrives in Longquan, China, the UV Index settles at a notable 10, placing it in the very high exposure category and marking a slight decline from the oppressive extremes of summer. With a recommended burn time of just 15 minutes, those venturing outdoors should remain vigilant, as the sun's intensity still poses significant risks. This month showcases a trend of gradually decreasing UV levels, offering a brief respite from the relentless sunshine of July and August, which saw peaks of 13. Nevertheless, it’s essential to stay informed and proactive about sun protection, especially during this transitional period. For more detailed information, check the Longquan UV Index.
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In Longquan, China, September shines brightly with 198 hours of sunshine, marking a noticeable dip from the sun-drenched days of August, which boasted an impressive 302 hours. This transitional month bridges the vibrant summer and the cooler autumn, offering a pleasant balance of warmth and light as residents bid farewell to the sweltering heat of summer. From January's modest 97 hours to the peak of July and August, the sunshine trend clearly reflects the region's temperate climate transitioning from winter's grasp to the full embrace of summer. Following September, the daylight hours begin to wane again as the year approaches its close, with October returning to 132 hours, reminding us of nature's rhythmic cycle.
In Longquan, China, September stands out as a month of increased sunlight, boasting a 44% chance of sunny weather that surpasses all other months in the year. This sunny peak emerges after the typically cloudier summer months, where the chances hovered around 24% in August and 26% in July. As autumn approaches, the transition to clearer skies brings a delightful respite, making September an ideal time for outdoor activities and enjoying the region's natural beauty. This trend not only highlights the significance of September for sun-seekers but also sets a distinct contrast against the more overcast days of earlier months, reaffirming it as a prime time for those looking to bask in the sun's warm embrace before the cooler temperatures set in.
In Longquan, China, the daylight duration sees a dynamic shift throughout the year, peaking in the summer months with a radiant 13 hours of sun from May to August. As we transition into September, the days begin to shorten, returning to a more moderate 12 hours of daylight. This slight reduction signals the approach of autumn, as the daylight hours gradually dip into 11 hours by October and then to 10 hours in the winter months of November and December. The pattern illustrates a gradual ebb and flow of sunlight, creating a rhythmic cycle that defines the changing seasons in this scenic locale.
As September rolls into Longquan, the winds begin to pick up, with an average speed of 2.0 m/s (5 mph)—the same brisk pace noted in July. This slight increase from the summer months signals a subtle shift in the atmosphere, hinting at the approach of autumn. Following September, the wind speed continues to rise slightly into October, reaching 2.1 m/s (5 mph), suggesting a transition that bursts gently into the refreshing autumn air. Throughout the preceding months, the wind has remained relatively gentle, hovering around 1.6 to 1.9 m/s (4 mph), but as summer gives way to fall, Longquan's breezes become just a touch more invigorating, inviting residents and visitors alike to enjoy the crisp, outdoor scenery that this season offers.
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 present stark contrasts in weather. In September, temperatures range from a mild 13°C (55°F) at night to a scorching high of 34°C (93°F) during the day, with an average of 22°C (71°F) and frequent rainfall of 227 mm (8.9 in) over 18 days, resulting in high humidity levels of 71%. In contrast, January experiences much chillier conditions, with temperatures plummeting to a minimum of -5°C (23°F) and peaking at a much cooler 16°C (61°F), averaging just 4°C (40°F). The winter month sees significantly less precipitation, totaling 82 mm (3.2 in) over 12 days, and slightly lower humidity at 67%. For more details on January's weather, check out Longquan weather in January.
September and February present contrasting weather patterns. September boasts warmer temperatures, with a minimum of 13°C (55°F) and an average of 22°C (71°F), peaking at a scorching 34°C (93°F). In contrast, February shows cooler conditions, starting with a low of -3°C (27°F) and averaging around 6°C (44°F), with a maximum of 23°C (74°F). While September experiences significantly higher precipitation at 227 mm (8.9 in) over 18 days, February has much lighter rainfall, totaling 89 mm (3.5 in) across 17 days. Both months maintain high humidity levels, with February slightly surpassing September at 73%. For detailed insights on February weather, check Longquan weather in February.
September and March present distinct weather patterns. In September, temperatures range from a minimum of 13°C (55°F) to a maximum of 34°C (93°F), with an average of 22°C (71°F), making it warmer overall. The month experiences considerable rainfall, totaling 227 mm (8.9 in) over approximately 18 days, combined with a humidity level of 71%. In contrast, March is much cooler, with temperatures ranging from 2°C (35°F) to 29°C (85°F) and an average of 12°C (53°F). Although March sees less rainfall at 155 mm (6.1 in) over 21 days, it has a higher humidity level of 84%. For more details on March weather specifically in Longquan, you can visit this link: Longquan weather in March.
When comparing the weather in September and April, it’s clear that September tends to be warmer, with average temperatures reaching around 22°C (71°F) and highs of 34°C (93°F), while April has a cooler average of 16°C (60°F) and maximum temperatures of 30°C (87°F). September also experiences more substantial rainfall, with 227 mm (8.9 in) occurring over 18 days, compared to April's 171 mm (6.7 in) over 20 days. Additionally, humidity levels are slightly higher in April at 82%, compared to September's 71%. For more detailed insights about April's weather, you can refer to Longquan weather in April.
When comparing the weather in September and May, it's evident that both months experience varying temperatures and precipitation levels. September tends to have slightly warmer temperatures, with average highs of 34°C (93°F) compared to May’s maximum of 32°C (90°F). However, May is characterized by higher humidity at 86% versus September's 71%. In terms of rainfall, May also sees more precipitation, totaling 274 mm (10.8 in) over 22 days, compared to September's 227 mm (8.9 in) over 18 days. For more detailed insights on the weather during this time, you can refer to Longquan weather in May.
When comparing the weather in September and June, both months exhibit warm temperatures, but with some notable differences. September's average temperature is slightly lower at 22°C (71°F) compared to June's 23°C (74°F). However, September can reach higher daily maximums, peaking at 34°C (93°F), while June caps at 32°C (89°F). Precipitation is also significant in both months, with September receiving 227 mm (8.9 in) over 18 days, while June sees a heftier 280 mm (11.0 in) over 20 days. Additionally, humidity levels are more pronounced in June at 86%, compared to September's 71%. For more detailed insights into June weather, you can refer to Longquan weather in June.
When comparing the weather in September to July, several notable differences emerge. September tends to be slightly cooler, with average temperatures ranging from a minimum of 13°C (55°F) to a maximum of 34°C (93°F), compared to July's warmer averages of 18°C (64°F) to 36°C (97°F). Despite the warmer days in July, it experiences higher humidity levels at 88%, which can contribute to a more oppressive feel compared to September's more comfortable 71% humidity. Additionally, September has a greater amount of precipitation, with 227 mm (8.9 in) over 18 days, while July sees 188 mm (7.4 in) over 19 days. For more detailed insights on July weather, you can visit Longquan weather in July.
In comparing the weather of September to that of August, September tends to be cooler, with temperatures ranging from a minimum of 13°C (55°F) to a maximum of 34°C (93°F), averaging at 22°C (71°F). In contrast, August enjoys warmer temperatures, with a minimum of 17°C (63°F) and a maximum of 36°C (97°F), averaging at 26°C (79°F). However, September experiences higher precipitation levels, receiving 227 mm (8.9 in) of rainfall over 18 days, compared to August's 152 mm (6.0 in) over 17 days. Additionally, humidity is slightly lower in September at 71%, whereas August sees a more humid environment with 85%. For a more detailed look at August weather conditions, you can visit Longquan weather in August.
In September, the weather is characterized by warmer temperatures, with a minimum of 13°C (55°F) and an average of 22°C (71°F), peaking at a hot 34°C (93°F). This month also sees significant rainfall, totaling 227 mm (8.9 in) across 18 days, contributing to a humidity of 71%. In contrast, October experiences a notable drop in temperatures, with minimums falling to 7°C (45°F) and an average of 16°C (60°F), while the maximum temperature remains relatively high at 32°C (90°F). Precipitation decreases to 133 mm (5.2 in) over 15 days, and humidity slightly rises to 74%. For a detailed breakdown of October weather, visit Longquan weather in October.
Comparing the weather in September and November reveals a significant shift in temperature and precipitation patterns. In September, temperatures range from a mild 13°C (55°F) to a hot 34°C (93°F), with an average of 22°C (71°F), while November sees much cooler temperatures, with a minimum of 2°C (36°F) and a maximum of 25°C (77°F), averaging 11°C (52°F). Precipitation also decreases notably, dropping from 227 mm (8.9 in) over 18 days in September to 102 mm (4.0 in) over just 14 days in November. Additionally, humidity rises from 71% in September to a higher 85% in November, contributing to the chilly atmosphere of late fall. For more detailed weather insights, visit Longquan weather in November.
September and December exhibit markedly different weather patterns. In September, temperatures range from a minimum of 13°C (55°F) to a maximum of 34°C (93°F), with an average of 22°C (71°F). The month also experiences significant rainfall, totaling 227 mm (8.9 in) over 18 days, paired with a humidity level of 71%. In contrast, December presents much cooler temperatures, with a minimum of -4°C (24°F), an average of 6°C (43°F), and a maximum of 18°C (64°F). Precipitation decreases notably to 59 mm (2.3 in), occurring over 12 days, while humidity rises slightly to 75%. For more detailed information on December weather, visit Longquan weather in December.
As September rolls in, Longquan experiences a noticeable shift in weather, characterized by its warm temperatures and increased precipitation. While daytime highs can reach up to a sweltering 34°C, the average temperature settles around a comfortable 22°C. This month is particularly distinctive due to its high humidity levels and frequent rainfall, with about 18 days of precipitation contributing to a total of 227 mm. Unlike the dry and cooler months preceding it, September presents a lush, vibrant landscape, making it a unique time to experience the region's natural beauty. For more detailed insights, visit Longquan Climate.