September Weather in Beijinglu, China

Last updated: August 21, 2025

September in Beijinglu, China, brings a remarkable transition marked by warm temperatures and a touch of autumnal charm. With a maximum of 37°C (98°F) and an average of 25°C (77°F), the days can still feel quite intense, while the nights provide a refreshing contrast, dipping to a minimum of 16°C (60°F). Rainfall is a common phenomenon during this month, totaling 95 mm (3.8 in) across 9 days, contributing to an overall humidity level of 75%. This blend of warmth and moisture creates a lush, vibrant atmosphere, making September an intriguing time to experience the dynamic climate of Beijinglu.

September Temperature in Beijinglu

In September, Beijinglu experiences a pleasant transition into autumn, marked by milder temperatures that provide a refreshing escape from the summer heat. With minimums around 16°C (60°F) and averages reaching 25°C (77°F), the weather is ideal for outdoor adventures or leisurely strolls through the city. The max temperatures can still soar up to 37°C (98°F), hinting at the lingering warmth of summer. This month serves as a bridge, with temperatures gradually decreasing as the year progresses, making September a comfortable and vibrant time to explore everything Beijing has to offer before the chill of October sets in.

September Weather in Beijinglu: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Beijinglu, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Beijinglu, September typically has an average temperature of {2}°C ({3}°F), with highs reaching up to {4}°C ({5}°F) and lows dropping to around {6}°C ({7}°F).
JanFebMarAprMayJunJulAugSepOctNovDec414455637379848477665644
Data source: Temperature data for Beijinglu generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in Beijinglu

In September, Beijing experiences a transition in its climate, with precipitation levels reaching 95 mm (3.8 in) over 9 days. This marks a noticeable decrease from the heavy monsoon rains of July and August, which saw 269 mm and 155 mm, respectively. While September still maintains a significant amount of rainfall, it serves as a reminder that summer is fading, preparing the city for the drier months ahead. This month often brings more moderate weather, making it a refreshing time for outdoor activities, as the once sweltering heat begins to ease. Overall, September's precipitation sets the stage for the upcoming autumn, highlighting a gradual shift in Beijing's climatic patterns.

September Precipitation Trends in Beijinglu

The chart displays monthly precipitation patterns in Beijinglu, with values for each month alongside September’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how September’s conditions compare to those of other months. In Beijinglu, September typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec6369977913623326915595534244
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Beijinglu

In September, the humidity in Beijing starts to decline, averaging 75%, a refreshing change after the summer months. Following the peak of 90% in July and a still elevated 88% in August, this month signals the transition into autumn. While September's levels are noticeably lower, they remain higher than those recorded at the start of the year, illustrating a distinct trend in humidity that peaks during the sweltering summer months. As temperatures cool, the humidity gradually dips into the autumn season, reflecting the overall shift from the intense summer heat towards a more temperate climate.

September Average Humidity in Beijinglu

This chart illustrates the average monthly humidity levels in Beijinglu, with September’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In September, average humidity in Beijinglu is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec70%73%82%86%85%85%90%88%75%76%84%77%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Beijinglu

As summer transitions into fall, the UV Index in Beijinglu, China, experiences a slight decline, reflecting an overall decrease in sun intensity. In September, the UV Index settles at 10, categorized as very high, which allows for a burn time of just 15 minutes. Following the extreme levels consistently observed from May through August, this shift offers a brief reprieve for sun seekers while still emphasizing the need for protective measures. October follows suit with a UV Index of 8, maintaining the very high exposure category, indicating that while the days are getting shorter, UV radiation remains significant. For more detailed information, visit Beijinglu UV Index.

Maximum UV Index Levels in Beijinglu for September

The chart shows the monthly maximum UV Index (UVI) for Beijinglu in September, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In September, the maximum UV index in Beijinglu typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec568101111111110864
Data source: Beijinglu September UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

September Sunshine in Beijinglu

As autumn gently settles in, September in Beijing shines with 256 hours of sunlight, marking a slight decline from the peak summer months but still offering a generous embrace of golden rays. The trend throughout the year showcases a gradual increase in sunshine, peaking in July and August with impressive totals of 292 and 294 hours respectively. This gradual rise in daylight hours reflects the vibrant energy of summer, while the fall ushers a transition that softens the light but still provides a warm glow. After a brief dip, sunshine levels remain robust as the city moves into October, hinting at the lingering warmth of summer that gently fades into the cooler months ahead.

Monthly Sunshine Duration in Beijinglu: September Highlighted

The September sunshine duration represents the total number of hours Beijinglu experiences direct sunlight during the month of September, excluding cloudy or obstructed periods. This chart compares the sunshine duration of September with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec150h203h227h247h282h270h292h294h256h231h222h213h
Data source: Beijinglu September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Beijinglu During September

As summer transitions to autumn in Beijinglu, China, September emerges as a promising month for sunshine, boasting a 53% chance of clear skies. This marks a notable increase compared to the preceding months, where the likelihood of sun dwindles to 21% in July and only 37% in August. Interestingly, September not only surpasses these summer months but also stands out against the backdrop of October's 44% chance and even hints at the approaching winter months, which see increased sun likelihood in November and December. This upward trend in September makes it an ideal time for outdoor activities and soaking up the sun as the city gears up for the cooler season.

Percentage of Sunny Days in September in Beijinglu

The chart illustrates the percentage of sunny days in Beijinglu throughout the year, with September highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Beijinglu experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec50%41%25%26%26%27%22%37%53%44%58%70%
Data source: Beijinglu September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Beijinglu in September

As September arrives in Beijing, the city experiences a gradual shift in daylight duration, marking the transition from the vibrant summer months to the more subdued tones of autumn. With 12 hours of daylight, September holds steady compared to the previous month, August, which also boasted 13 hours. However, the sunlight begins to wane as the days grow shorter, following the trend of diminishing daylight that starts in June at its peak of 14 hours. This month serves as a gentle reminder of the impending autumn chill, as daylight steadily decreases into October and November, ultimately settling into the shorter days of winter. Embracing the last glimmers of summer brightness, September invites the bustling energy of Beijing to flourish under its dwindling sunlight.

Average Daylight Hours in Beijinglu for September

The chart illustrates the variation in daylight duration in Beijinglu throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 20m11h 3m11h 59m12h 56m13h 44m14h 8m13h 56m13h 14m12h 19m11h 22m10h 33m10h 8m
Data source: Beijinglu daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Beijinglu

As September unfolds in Beijing, the city's wind dances gracefully at an average speed of 2.7 m/s (6 mph), reflecting a gentle transition from the summer's warmth. This month, the winds pick up slightly from July’s peak, which boasted a brisk 3.1 m/s (7 mph), showcasing a subtle return to comfortable breezes as autumn approaches. Unlike the quieter months of June and August, where the winds dropped to 2.4 m/s (5 mph), September signifies a refreshing shift, inviting residents and visitors alike to enjoy the mild gusts that accompany the changing foliage. As the year progresses, the winds remain relatively consistent, hovering between 2.4 to 3.2 m/s, hinting at a harmonious balance in the city's climate. This delightful breeze not only invigorates the air but also sets the perfect backdrop for afternoon strolls along Beijinglu as the season transforms.

Average September Wind Speed in Beijinglu

The chart displays monthly wind speed patterns in Beijinglu, with values for each month shown alongside September's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how September's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec2.83.23.02.92.72.43.12.42.7 m/s2.72.82.6
Data source: Beijinglu September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Beijinglu Compares to Other Months

Weather in Beijinglu varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Beijinglu, focusing on differences in temperature, rainfall, humidity, and UV levels.

September and January offer stark contrasts in weather. In September, temperatures range from a minimum of 16°C (60°F) to a sweltering maximum of 37°C (98°F), with an average temperature of 25°C (77°F). This month experiences significant rainfall, accumulating 95 mm (3.8 in) over about 9 days, and humidity levels hover around 75%. In contrast, January ushers in much cooler temperatures, with a minimum of -9°C (17°F) and a maximum of 19°C (66°F), averaging just 5°C (41°F). Precipitation is less frequent, totaling 63 mm (2.5 in) over about 8 days, and humidity levels drop slightly to 70%. For more detailed information about January weather, you can visit Beijinglu weather in January.

September weather tends to be warm, with temperatures ranging from a minimum of 16°C (60°F) to a maximum of 37°C (98°F) and an average temperature of 25°C (77°F). This month experiences higher humidity at 75% and considerable rainfall, with 95 mm (3.8 in) of precipitation over 9 days. In contrast, February brings a stark chill, with temperatures dipping to a minimum of -8°C (18°F) and averaging only 7°C (44°F), despite reaching a maximum of 26°C (80°F) on warmer days. February sees slightly less precipitation at 69 mm (2.7 in) but maintains similar rainfall days at 9, with humidity just slightly lower at 73%. For more detailed weather information, check out Beijinglu weather in February.

When comparing the weather in September and March, distinct differences emerge. September typically experiences milder temperatures, averaging around 25°C (77°F), with a maximum potential of 37°C (98°F). In contrast, March is much cooler, with an average temperature of only 13°C (55°F) and a maximum of 30°C (86°F). Despite both months receiving similar amounts of precipitation—95 mm (3.8 in) in September and 97 mm (3.8 in) in March—March has slightly more rainy days, totaling 12 compared to September's 9. Additionally, humidity levels are higher in March at 82%, compared to September’s 75%. For more detailed insights, you can explore Beijinglu weather in March.

September and April present distinct weather experiences. In September, temperatures range from a comfortable 16°C (60°F) to a hot 37°C (98°F), peaking with an average of 25°C (77°F). The month sees about 95 mm (3.8 in) of precipitation over nine days, with humidity levels around 75%. In contrast, April offers cooler temperatures, with a minimum of 6°C (43°F) and a maximum of 33°C (91°F), resulting in an average of 17°C (64°F). Precipitation is slightly lower at 79 mm (3.1 in) over the same number of days, accompanied by higher humidity at 86%. For a deeper look into April weather, you can visit Beijinglu weather in April.

September and May exhibit contrasting weather characteristics, reflecting the transition from summer to autumn. In September, temperatures range from a minimum of 16°C (60°F) to a maximum of 37°C (98°F), with an average of 25°C (77°F), while May has cooler temperatures, with a minimum of 12°C (53°F) and an average of 23°C (73°F), peaking at 36°C (97°F). Both months experience significant rainfall, but May tends to be wetter, collecting around 136 mm (5.3 in) over 11 days compared to September's 95 mm (3.8 in) across 9 days. Humidity levels are also higher in May at 85%, compared to September's 75%, contributing to a more sultry feeling during late spring. For more detailed information, check out Beijinglu weather in May.

In comparing the weather of September and June, we see that both months feature similar maximum temperatures, reaching up to 37°C (99°F), but June generally feels more humid with an average humidity of 85% compared to September's 75%. Additionally, June experiences significantly higher precipitation, accumulating 233 mm (9.2 in) over 13 days, whereas September has only 95 mm (3.8 in) across 9 days. This higher rainfall in June may contribute to a more overcast and uncomfortable atmosphere, especially given the slight increase in minimum temperature from September's 16°C (60°F) to June's 17°C (62°F). For those interested in learning more about June weather specifics, check out Beijinglu weather in June.

In comparison to July, September offers slightly cooler temperatures, with minimums averaging 16°C (60°F) and maximums reaching up to 37°C (98°F). July, on the other hand, tends to be hotter, featuring minimums of 20°C (69°F) and maximums peaking at 39°C (103°F). Precipitation in September is significantly lower at 95 mm (3.8 in) over 9 days, while July experiences a wetter climate with 269 mm (10.6 in) of rain spread across 15 days. Humidity levels also fluctuate, with September's average humidity at 75%, compared to July’s higher average of 90%. For a deeper understanding of July weather, check out Beijinglu weather in July.

In comparing the weather patterns of September and August, September tends to be slightly cooler, with average temperatures ranging from a minimum of 16°C (60°F) to a maximum of 37°C (98°F), compared to August's warmer range of 20°C (69°F) to 37°C (99°F). Additionally, September experiences less rainfall, accumulating 95 mm (3.8 in) over 9 days, whereas August sees significantly more precipitation at 155 mm (6.1 in) over 13 days. Humidity levels are also lower in September at 75%, compared to August’s higher humidity of 88%. For more detailed insights on August weather, visit Beijinglu weather in August.

September weather is characterized by warmer temperatures, with an average of 25°C (77°F) and maximums reaching up to 37°C (98°F), making it feel quite hot during the day. However, it also experiences higher humidity at 75% and more precipitation, totaling 95 mm (3.8 in) over about 9 days. In contrast, October brings a noticeable drop in temperatures, with an average of 19°C (66°F) and minimums dipping to 7°C (46°F). Despite the decrease in overall temperatures, October can still see maximums reaching 38°C (100°F). Additionally, October has less rainfall, with only 53 mm (2.1 in) falling over 6 days, while the humidity remains relatively stable at 76%. For more detailed insights, check out Beijinglu weather in October.

September and November present a stark contrast in weather conditions. In September, temperatures can reach as high as 37°C (98°F), with an average of 25°C (77°F) and a relatively high humidity level of 75%. Rainfall is also significant during this month, with about 95 mm (3.8 in) falling over approximately 9 days.

In contrast, November experiences much cooler temperatures, with a maximum of 29°C (84°F) and an average of 13°C (56°F), while the minimum can drop to 1°C (34°F). The precipitation is lower at 42 mm (1.7 in) spread over 7 days, and humidity slightly increases to 84%. For a detailed look at November's weather, you can visit Beijinglu weather in November.

In September, the weather is quite warm, with temperatures ranging from a minimum of 16°C (60°F) to a maximum of 37°C (98°F) and an average of 25°C (77°F). The month sees an average of 95 mm (3.8 in) of precipitation over approximately 9 days, coupled with a humidity level around 75%. In contrast, December experiences much cooler conditions, with temperatures dipping to a minimum of -6°C (22°F) and peaking at 22°C (71°F), averaging just 7°C (44°F). Precipitation is lower, with only 44 mm (1.7 in) over about 7 days, and humidity slightly rises to 77%. For more detailed insights, check out Beijinglu weather in December.

Compare Beijinglu's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Beijinglu

As September unfolds in Beijinglu, the weather marks a transition from the sweltering summer heat to milder autumn conditions. With average temperatures leaning toward a comfortable 25°C (77°F), the intensity of summer fades, creating a more pleasant environment for outdoor activities. However, the month can still experience bouts of warmth, with temperatures soaring up to 37°C (98°F). Coupled with a humidity level of 75%, the air retains a lingering tropical feel, particularly during the early weeks. Moreover, the increase in precipitation—characterized by nine rainy days totaling 95 mm (3.8 in)—adds a refreshing change, making September distinct from the drier months that precede it. If you're curious to explore more about the overall climate of this area, check out Beijinglu Climate.