September Weather in Laojun, China

Last updated: August 21, 2025

Experience the captivating September weather of Laojun, China, where temperatures gracefully fluctuate from a minimum of 11°C (52°F) to a maximum of 30°C (87°F). With an average temperature hovering around 20°C (68°F), the month invites both comfort and a touch of warmth. However, be prepared for frequent rainfall, as Laojun sees approximately 222 mm (8.7 in) of precipitation over 17 days. Coupled with a relatively high humidity level of 89%, the weather creates a lush and vibrant atmosphere, perfect for exploring the natural beauty of this enchanting region.

September Temperature in Laojun

In September, Laojun, China, experiences a delightful transition from the sultry summer months to the crispness of autumn. With minimum temperatures averaging around 11°C (52°F), the warmth of summer lingers, while the average temperature settles at a comfortable 20°C (68°F), creating an inviting atmosphere for outdoor activities. As the month progresses, maximum temperatures reach a pleasant 30°C (87°F), offering just the right amount of warmth before cooler days arrive in October. This pattern highlights a gradual decline in temperature from the peak summer highs, making September a perfect time to enjoy the beautiful landscapes and vibrant colors of the season.

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

The chart illustrates September temperature patterns in Laojun, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Laojun, 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).
JanFebMarAprMayJunJulAugSepOctNovDec384252596772767668574939
Data source: Temperature data for Laojun 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 Laojun

In September, Laojun experiences a significant uptick in precipitation, with 222 mm (8.7 in) of rain, making it the second wettest month of the year. This surge is accompanied by 17 rainy days, contributing to a month where the transition from summer to autumn is marked by lush greenery and revitalized landscapes. Compared to earlier months, such as August with 189 mm, September demonstrates a notable increase in both total rainfall and the frequency of rain days, underscoring a trend of intensified moisture leading into the fall. This substantial rainfall not only supports the local ecosystem but also serves as a precursor to the drier months ahead, such as October, which sees a dip to 152 mm.

September Precipitation Trends in Laojun

The chart displays monthly precipitation patterns in Laojun, 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 Laojun, September typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec323666871061732711892221525535
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Laojun

In Laojun, China, September marks a notable transition in humidity levels, peaking at 89%. This slight increase from August's 88% continues the pattern of elevated humidity observed throughout the summer months. From January to May, humidity fluctuates but generally remains high, with remarkable peaks in March at 90%. As autumn approaches, the humidity levels maintain a relative consistency, hovering around 88% to 90% in the following months. This gradual cooling trend, coupled with stable moisture content, creates a unique atmosphere as Laojun transitions from the warm embrace of summer to the crispness of fall.

September Average Humidity in Laojun

This chart illustrates the average monthly humidity levels in Laojun, 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 Laojun is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec85%87%90%85%81%86%87%88%89%90%88%88%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Laojun

September in Laojun, China, ushers in a noticeable shift in the UV Index, reflecting a very high rating of 10. This trend marks a gradual decline from the peak of extreme levels observed in the summer months, with burn time extending slightly to 15 minutes. As the season transitions, it’s essential to remain vigilant, as the UV rays can still lead to skin damage in a short amount of time. With August's extreme conditions fading, September still commands respect for sun safety practices. For more details on UV levels throughout the year, visit Laojun UV Index.

Maximum UV Index Levels in Laojun for September

The chart shows the monthly maximum UV Index (UVI) for Laojun 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 Laojun typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec468101112121110854
Data source: Laojun 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 Laojun

September in Laojun, China, wraps up the summer with a charming 212 hours of sunshine, marking a gentle decline from the peak of 325 hours basking in July. As the region transitions into autumn, the sun's warm embrace gradually softens, with September sunlight reflecting a more moderate warmth compared to the exuberance of summer months like May and June, which surged at 297 and 282 hours, respectively. This shift is part of a broader trend where sunshine hours begin to taper off after the peak summer season, providing a serene backdrop for locals and visitors to appreciate the changing colors of the landscape. As October approaches, the sun graces Laojun with just 159 hours, emphasizing the fleeting nature of summer's vibrant glow and inviting a new season of reflection and harvest.

Monthly Sunshine Duration in Laojun: September Highlighted

The September sunshine duration represents the total number of hours Laojun 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.
JanFebMarAprMayJunJulAugSepOctNovDec174h220h239h248h297h282h325h319h212h159h194h189h
Data source: Laojun September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Laojun During September

In Laojun, China, September offers a moderate chance of sunshine, with a sunlit likelihood of 31%. This positions it favorably among the surrounding months, particularly when compared to the peak summer months like July and August, which experience a notable dip in sunny days. As the year progresses from the typically brighter January and February into the milder September, the chances of sunshine fluctuate, reflecting the shift from the extremes of summer heat to the cooling embrace of autumn. While September might not boast the sunniest skies, it still provides a pleasant window for outdoor activities as the transition into fall begins.

Percentage of Sunny Days in September in Laojun

The chart illustrates the percentage of sunny days in Laojun 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 Laojun experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec41%48%27%14%23%21%39%24%32%10%43%44%
Data source: Laojun September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Laojun in September

As summer fades and autumn begins to settle in Laojun, September brings a gentle transition in daylight duration, with the sun gracing the skies for 12 hours daily. This month marks a shift from the peak summer brightness of 14 hours experienced in June and July, as the days gradually shorten. Following the vibrant luminescence of May and June, September's daylight lingers thoughtfully, giving way to the 12 hours that will soon lead into October's 11 hours. Observing this natural rhythm, one can appreciate how Laojun’s daylight mirrors the gradual cooling of the season, inviting a blend of warmth and a hint of crisp autumn air.

Average Daylight Hours in Laojun for September

The chart illustrates the variation in daylight duration in Laojun throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 14m10h 59m11h 58m12h 59m13h 50m14h 16m14h 3m13h 18m12h 20m11h 19m10h 27m10h
Data source: Laojun daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Laojun

As September settles in Laojun, China, the gentle breeze begins to carry a subtle shift in the air. The average wind speed during this month registers at 1.5 m/s (3 mph), slightly higher than the previous summer months, yet still maintaining a serene calm that characterizes this tranquil region. This modest uptick continues the trend observed earlier in the year, where spring brought a gradual increase in wind speeds peaking at 1.7 m/s (4 mph) in April before tapering off in the hotter months. Now, as autumn approaches, the winds remain predominantly light, echoing the subdued nature of the landscape while hinting at the changes to come. The consistency of these gentle gusts throughout the year beautifully encapsulates Laojun's peaceful ambiance and the rhythmic dance of the seasons.

Average September Wind Speed in Laojun

The chart displays monthly wind speed patterns in Laojun, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1.61.61.61.71.61.31.41.41.5 m/s1.41.51.4
Data source: Laojun September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Laojun Compares to Other Months

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

September and January showcase a stark contrast in weather conditions. In September, temperatures range from a mild 11°C (52°F) to a warm 30°C (87°F), averaging around 20°C (68°F). This month experiences significant rainfall, with 222 mm (8.7 in) of precipitation spread over 17 days, resulting in high humidity levels of 89%. In contrast, January brings much colder temperatures, with a minimum of -10°C (14°F) and a maximum of 14°C (57°F), averaging only 3°C (38°F). The precipitation in January is considerably lower at 32 mm (1.3 in) over just 8 days, and humidity sits slightly lower at 85%. For a more detailed look at the January weather, you can visit Laojun weather in January.

September and February present contrasting weather patterns. In September, temperatures are relatively mild to warm, ranging from a minimum of 11°C (52°F) to a maximum of 30°C (87°F) with an average of 20°C (68°F). This month also sees significant rainfall, with a total precipitation of 222 mm (8.7 in) spread over 17 days, contributing to a high humidity level of 89%.

In stark contrast, February is much colder, with temperatures ranging from a minimum of -4°C (25°F) to a maximum of 23°C (73°F) and an average of only 6°C (42°F). Precipitation is minimal during this month, totaling just 36 mm (1.4 in) over 7 days, and humidity is slightly lower at 87%. For more detailed insights into February weather, you can check Laojun weather in February.

In September, the weather is considerably warmer, with temperatures ranging from a minimum of 11°C (52°F) to a maximum of 30°C (87°F) and an average of 20°C (68°F). In contrast, March experiences cooler temperatures, where the minimum dips to 1°C (34°F) and the maximum reaches 25°C (78°F), averaging 11°C (52°F). Additionally, September sees a higher level of precipitation, with 222 mm (8.7 in) over 17 days, compared to March's 66 mm (2.6 in) spread over 12 days. Interestingly, both months have similar humidity levels, with September at 89% and March at 90%. For a detailed look at the weather in March, you can visit Laojun weather in March.

September and April present contrasting weather patterns, showcasing the transitions between seasons. In September, temperatures range from a minimum of 11°C (52°F) to a maximum of 30°C (87°F), with an average of 20°C (68°F). This month sees significant rainfall, accumulating 222 mm (8.7 in) over 17 days, and maintains a high humidity level of 89%. In contrast, April offers milder conditions, with a minimum temperature of 3°C (38°F) and a maximum of 29°C (84°F), averaging 15°C (59°F). Precipitation is notably lower at 87 mm (3.4 in) over just 13 days, while humidity remains slightly lower at 85%. For more information about weather conditions in April, you can visit Laojun weather in April.

September and May present distinct weather patterns. In September, temperatures range from a minimum of 11°C (52°F) to a maximum of 30°C (87°F), with an average of 20°C (68°F). This month experiences higher humidity at 89% and significant rainfall, totaling 222 mm (8.7 in) over 17 days. In contrast, May sees slightly cooler temperatures, with a minimum of 8°C (46°F) and a maximum of 32°C (89°F), while averaging 19°C (67°F). Precipitation in May is lower, measuring 106 mm (4.2 in) over just 12 days, and the humidity is somewhat less at 81%. For more detailed insights, you can check out Laojun weather in May.

September weather tends to be slightly cooler than June, with average temperatures ranging from a minimum of 11°C (52°F) to a maximum of 30°C (87°F), compared to June's temperatures of 12°C (54°F) to 33°C (92°F). However, September experiences more frequent rainfall, receiving about 222 mm (8.7 in) over 17 days, while June has 173 mm (6.8 in) of precipitation over only 12 days. Humidity levels are fairly similar in both months, with September at 89% and June at 86%, creating a generally humid atmosphere as the seasons transition. For a closer look at June conditions, you can check Laojun weather in June.

When comparing the weather in September and July, a few notable differences emerge. September tends to be milder, with temperatures ranging from a minimum of 11°C (52°F) to a maximum of 30°C (87°F), averaging around 20°C (68°F). In contrast, July is warmer, with minimum temperatures at 16°C (61°F) and peaks reaching 35°C (95°F), averaging 25°C (77°F). Additionally, September experiences significant rainfall, with 222 mm (8.7 inches) over 17 days, whereas July sees even more precipitation at 271 mm (10.7 inches) across 19 days. Interestingly, both months have high humidity levels, but September’s humidity is slightly higher at 89%, compared to July’s 87%. For more detailed information, you can check Laojun weather in July.

In comparing the weather between September and August, September tends to be cooler, with a minimum temperature of 11°C (52°F) compared to August's warmer minimum of 16°C (61°F). The average temperature in September is also lower at 20°C (68°F) than August's average of 25°C (77°F). However, while September experiences slightly more precipitation at 222 mm (8.7 in) over 17 days, August has a significant rainfall of 189 mm (7.4 in) over 16 days. Humidity levels are quite similar in both months, with September slightly higher at 89% compared to August's 88%. For more detailed weather information for August, you can check Laojun weather in August.

September and October exhibit a noticeable shift in weather patterns. September boasts warmer temperatures, with averages around 20°C (68°F) and highs reaching up to 30°C (87°F), while October sees average temperatures drop to 14°C (58°F) and maximums of 27°C (81°F). Both months experience significant precipitation, but October receives less overall at 152 mm (6.0 in) compared to September’s 222 mm (8.7 in). Interestingly, both months have high humidity levels, with October slightly edging up to 90%. If you're looking for more detailed insights, check out the Laojun weather in October.

September and November weather displays a stark contrast in temperatures and precipitation patterns. In September, temperatures range from a mild 11°C (52°F) to a warm 30°C (87°F), with an average of 20°C (68°F), accompanied by high humidity levels of 89% and significant rainfall of 222 mm (8.7 in) over 17 days. In contrast, November brings much cooler temperatures, with a minimum of -1°C (30°F) and a maximum of 21°C (69°F), averaging at 9°C (49°F). The precipitation decreases substantially to 55 mm (2.2 in) over 11 days, accompanied by a slight drop in humidity to 88%. For more detailed insights into November's weather in Laojun, you can visit Laojun weather in November.

September and December present stark contrasts in weather conditions. In September, temperatures range from a mild 11°C (52°F) at night to a warm 30°C (87°F) during the day, averaging around 20°C (68°F). This month is also marked by significant rainfall, with 222 mm (8.7 in) of precipitation over 17 days, contributing to high humidity levels of 89%.

In contrast, December brings much colder weather, with temperatures dropping to a minimum of -5°C (24°F) and peaking at a maximum of 14°C (58°F), resulting in an average of just 4°C (40°F). Additionally, December experiences much less rainfall, totaling only 35 mm (1.4 in) over 10 days, while maintaining a similar humidity level of 88%. For a more detailed look at December weather in Laojun, you can check this link: Laojun weather in December.

Compare Laojun's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Laojun

As September unfolds in Laojun, the shift in weather patterns becomes evident. The month brings a comfortable average temperature that sits pleasantly between the extremes, offering an escape from the heat of summer. While the region experiences a significant amount of precipitation—with nearly half the month seeing rain—the lush scenery is a refreshing contrast to the drier months preceding it. Humidity remains notably high, creating a distinct air that sets September apart from the drier days of summer and the crispness of autumn to come. For those looking to understand more about what to expect throughout the year, check out Laojun Climate.