Last updated: August 21, 2025
In September, Kaifeng, China, experiences a captivating transition towards autumn, marked by an average temperature of 23°C (74°F), with daytime highs peaking at 36°C (97°F) and dipping to a comfortable 14°C (57°F) at night. The month sees an average precipitation of 106 mm (4.2 in) spread over 9 days, contributing to a humidity level of 65% that enhances the lushness of the city’s scenery. This unique climate creates an inviting atmosphere for visitors, offering a blend of warmth and refreshing rain that invigorates the historic landscape.
In September, Kaifeng experiences a seamless transition from the sweltering summer to the more temperate fall, with temperatures ranging from a minimum of 14°C (57°F) to a maximum of 36°C (97°F). The average temperature of 23°C (74°F) signifies a pleasant warmth, ideal for outdoor exploration. As the month progresses, a gradual cooling trend becomes evident, hinting at the approaching autumn chill. This shift in temperatures not only provides a respite from the intense heat of July and August, where highs reached up to 41°C (106°F), but also prepares residents and visitors for the cooler days ahead in October. September in Kaifeng offers a delightful balance of warmth and comfort, making it an enchanting time to experience the city's vibrant culture and natural beauty.
In September, Kaifeng experiences a notable decline in precipitation compared to the summer months, with 106 mm (4.2 in) of rainfall spread over 9 days. This marks a sharp decrease from the 221 mm (8.7 in) seen in August, emphasizing the transition to drier conditions as autumn approaches. Despite this reduction, September remains one of the wetter months of the year, following the heavy rains of July and August. The consistent rainfall not only nourishes the landscape but also helps replenish water resources before the drier months of October and beyond. As the season shifts, residents can expect less frequent rain, paving the way for clearer skies as October draws near.
In September, Kaifeng experiences a noticeable dip in humidity, with levels reaching 65%. This marks a shift from the peak summer months, where July and August showcased a much more humid environment, with figures soaring to 82% and 78%, respectively. Following the trend of the warmer season, September's humidity signals the beginning of a gradual transition towards fall. As temperatures cool, the humidity remains relatively moderate compared to the sweltering heat of summer, yet it is still elevated when juxtaposed with the drier winter months ahead. Overall, this month serves as a bridge in Kaifeng's climatic narrative, where the remnants of summer humidity begin to wane, paving the way for the crispness of October's 73% humidity.
In September, Kaifeng experiences a UV Index of 8, reflecting a very high exposure category with a burn time of just 15 minutes. This marks a decrease from the peak levels of 10 observed during the summer months, yet it remains crucial for residents and visitors alike to take precautions against sun damage. As the transition from summer to autumn unfolds, the UV Index begins to drop, but the potential for harm from the sun's rays is still significant. Maintaining awareness of these trends is essential for safe outdoor activities in Kaifeng. For more detailed information, check out the Kaifeng UV Index.
UV Risk Categories
As September rolls into Kaifeng, the city enjoys a gentle transition from the sweltering summer months, with 246 hours of sunshine illuminating its historic landscapes. This month marks a noticeable dip in sunlight compared to the sun-drenched days of July and August, which boast impressive totals of 322 and 305 hours respectively. The shift towards autumn brings a softer light, reminiscent of the city's rich cultural tapestry. Following the peak summer sunshine, September still offers more sunlight than the cooler months ahead, preparing residents and visitors alike for the crisp beauty of autumn while hinting at the return of shorter days. The overall trend showcases Kaifeng’s varying climate, from the sun-drenched heights of summer to the cozy, cloudier days of fall, each season painting the city with its unique charm.
In September, Kaifeng experiences an increased likelihood of sunny weather, with a 47% chance of clear skies. This marks a modest rise from the summer months, where the sun shines just 38% to 42% of the time. As the year transitions into autumn, the sun begins to make more frequent appearances, suggesting a pleasant end to summer as temperatures cool down. Notably, this uptick in sunshine aligns well with a peak in sunny weather occurrence in the following months of November and December, where chances soar to 66% and 70%, respectively. Overall, September serves as a promising prelude to the sun-filled days ahead in Kaifeng.
In Kaifeng, China, the transitions of daylight throughout the year present a fascinating rhythm of light. As summer peaks in June and July with a generous 14 hours of daylight, the days gradually shorten, like a slow exhale, leading to September's embrace of 12 hours. This month finds itself in a gentle descent from the summer heights, bridging the warmth of late summer with the cooler days of autumn. Following September, the daylight dims into October's 11 hours and continues to wane, reaching its nadir in the deep winter months, with just 9 hours of light in December. This gradual ebb and flow of daylight not only marks the changing seasons but also influences the vibrant life and culture of Kaifeng.
As September unfolds in Kaifeng, China, the whisper of the wind picks up with an average speed of 3.1 m/s (7 mph), a slight increase that hints at the changing seasons. After a summer where winds were more subdued, reaching their lowest at 2.6 m/s in August, September's breezy embrace brings a fresh energy to the city. This month mirrors the patterns of early spring and mid-autumn, where wind speeds hover consistently around 3.0 to 3.3 m/s. As autumn approaches, the revitalizing winds signal a transition, captivating residents and visitors alike with nature’s subtle shifts, reminding us that change is ever-present in Kaifeng’s skies.
Weather in Kaifeng varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Kaifeng, 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 14°C (57°F) at night to a sweltering 36°C (97°F) during the day, with an average of 23°C (74°F). This month experiences significant rainfall, totaling 106 mm (4.2 in) over 9 days, and a humidity level of 65%, contributing to a warm and often muggy environment. In contrast, January brings much colder conditions, with temperatures plummeting to a minimum of -12°C (11°F) and an average of just 2°C (35°F). Daytime highs reach a maximum of 18°C (65°F), and precipitation is minimal, totaling only 15 mm (0.6 in) over just 2 days, accompanied by lower humidity at 55%. For a closer look at January weather specifics, you can check Kaifeng weather in January.
September and February present quite contrasting weather conditions. In September, temperatures range from a mild 14°C (57°F) at night to a scorching 36°C (97°F) during the day, with an average of 23°C (74°F). This month also sees significant rainfall, accumulating to 106 mm (4.2 in) over about 9 days, contributing to a humidity level of 65%. In stark contrast, February experiences much colder temperatures, with a minimum of -7°C (19°F) and a maximum of 29°C (84°F), averaging just 5°C (42°F). Precipitation is minimal in February, totaling only 19 mm (0.8 in) over 3 days, and humidity is relatively low at 63%. For more detailed information, you can visit Kaifeng weather in February.
In September, temperatures tend to be much warmer compared to March, with minimums of 14°C (57°F) and maximums reaching up to 36°C (97°F). The average temperature hovers around 23°C (74°F), and precipitation is relatively high at 106 mm (4.2 in) over about 9 days, accompanied by a humidity level of 65%. In contrast, March experiences much cooler weather, featuring a minimum temperature of 0°C (33°F) and a maximum of 30°C (86°F), with an average of 12°C (54°F). Precipitation during this month is significantly lower at 21 mm (0.8 in) and occurs over just 4 days, while humidity rises slightly to 71%. For those interested in a detailed overview, check out Kaifeng weather in March.
When comparing the weather in September and April, notable differences emerge. September typically experiences a wider temperature range, with minimums around 14°C (57°F) and maximums soaring up to 36°C (97°F), giving an average temperature of 23°C (74°F). In contrast, April's temperatures are milder, ranging from a low of 2°C (36°F) to a high of 34°C (93°F), with a comfortable average of 17°C (63°F). Additionally, September sees more precipitation at 106 mm (4.2 in) over about 9 days compared to April's lighter rainfall of 34 mm (1.3 in) across 6 days. Humidity levels are also higher in April at 76%, compared to September's 65%. To learn more about the specifics of April weather, you can visit Kaifeng weather in April.
In comparing the weather between September and May, we see some notable differences. September features a minimum temperature of 14°C (57°F) and can reach up to a scorching 36°C (97°F), while May has cooler mornings with a minimum temperature of 8°C (47°F) and can peak at 39°C (103°F). Both months share an average temperature of 23°C (74°F). However, September experiences significantly more rainfall, with 106 mm (4.2 in) over 9 days, compared to May's 35 mm (1.4 in) over just 5 days. Additionally, May has a slightly higher humidity level of 70% versus September's 65%. For more detailed insights, you can check Kaifeng weather in May.
In comparing the weather of September and June, we see notable differences in temperature and humidity. September's average temperatures range from a comfortable 14°C (57°F) to a warm 36°C (97°F), with an average of 23°C (74°F). In contrast, June tends to be hotter, with minimum temperatures starting at 15°C (59°F) and maximums reaching up to 40°C (105°F), averaging around 28°C (82°F). Precipitation is also higher in September, with 106 mm (4.2 in) over around 9 days compared to June's 79 mm (3.1 in) across just 6 days. Interestingly, humidity levels are slightly higher in June at 72%, compared to September's 65%. For more details, you can view Kaifeng weather in June.
When comparing the weather in September and July, it's clear that July tends to be hotter and more humid. In July, temperatures range from a minimum of 20°C (68°F) to a scorching maximum of 41°C (106°F), with an average temperature of 29°C (84°F) and a humidity level of 82%. In contrast, September sees milder temperatures, with a minimum of 14°C (57°F) and a maximum of 36°C (97°F), averaging 23°C (74°F). While both months experience significant rainfall, July has a higher precipitation total of 141 mm (5.5 in) over 11 days compared to September's 106 mm (4.2 in) over 9 days. Overall, July offers a sweltering summer feel, while September begins to transition to a more comfortable and dry autumn climate. For further details on July weather, visit Kaifeng weather in July.
In comparing the weather conditions of September and August, it is evident that September experiences slightly cooler temperatures, with an average of 23°C (74°F) compared to August's warmer average of 28°C (82°F). While August sees maximum temperatures peaking at 37°C (99°F), September's highs reach only up to 36°C (97°F). Additionally, precipitation levels are significantly lower in September, with 106 mm (4.2 in) recorded over 9 days, contrasting sharply with August's 221 mm (8.7 in) over 13 days. Humidity levels are also higher in August at 78%, while September's humidity sits at 65%. For those interested in more detailed information, check out Kaifeng weather in August.
In September, the weather is significantly warmer, featuring temperatures that range from a minimum of 14°C (57°F) to a maximum of 36°C (97°F), with an average temperature of 23°C (74°F). This month also sees considerable rainfall, totaling 106 mm (4.2 in) over 9 rainy days, along with a humidity level of 65%. In contrast, October brings a noticeable drop in temperatures, with minimums falling to 5°C (40°F) and a maximum of 32°C (90°F), leading to a cooler average of 16°C (62°F). Rainfall in October decreases to 37 mm (1.5 in) over 6 days, accompanied by a slightly higher humidity of 73%. For more details about the weather in this month, check out Kaifeng weather in October.
September and November present a striking contrast in weather. In September, temperatures range from a minimum of 14°C (57°F) to a scorching maximum of 36°C (97°F), with an average of 23°C (74°F). The month typically experiences 106 mm of precipitation over 9 days, accompanied by a humidity level of 65%. In contrast, November’s climate is much cooler, with temperatures dipping as low as -1°C (31°F) and averaging just 11°C (52°F). The maximum temperature reaches 26°C (79°F), but precipitation drops significantly to only 18 mm over 2 days, and humidity rises to 77%. For more detailed information about November weather, you can visit Kaifeng weather in November.
September and December present strikingly contrasting weather patterns. In September, temperatures range from a mild 14°C (57°F) to a scorching 36°C (97°F), with an average of 23°C (74°F), making the month typically warm and humid, with 106 mm (4.2 in) of precipitation over 9 days. In contrast, December experiences frigid conditions, with temperatures dropping to a minimum of -9°C (17°F) and an average of just 4°C (39°F), peaking at 17°C (63°F). This month is much drier, with only 7 mm (0.3 in) of precipitation over just 2 days, though humidity remains relatively high at 70%. For more detailed information, check out Kaifeng weather in December.
As September rolls in, Kaifeng experiences a marked transition from the sweltering heat of summer to a more temperate climate. The days are still warm, with temperatures occasionally peaking at 36°C, but the evenings bring a refreshing coolness, inviting locals and visitors alike to enjoy the outdoors. With September's average humidity hovering around 65%, it marks a noticeable shift, leading to those occasional rain showers, contributing to the 106 mm of precipitation over approximately nine days. This combination of warmth and moisture creates a vibrant atmosphere, perfect for exploring the cultural richness of the city. For those keen on learning more about the shifting Kaifeng Climate, you can delve deeper here: Kaifeng Climate.