September Weather in Lanyang, China

Last updated: August 21, 2025

September in Lanyang, China brings a delightful blend of warmth and moisture, with maximum temperatures peaking at a sweltering 35°C (95°F) and an average of 27°C (81°F). As the month progresses, the minimum temperatures settle around a comfortable 21°C (70°F). Rainfall is a significant feature, accumulating to 163 mm (6.4 in) over 22 days, creating a lush, vibrant landscape. The humidity remains high at 82%, contributing to the rich, tropical ambiance that characterizes this time of year. Visitors should prepare for both heat and frequent showers, making September a month of dynamic weather patterns in Lanyang.

September Temperature in Lanyang

As September arrives in Lanyang, China, the air brings a noticeable warmth, with minimum temperatures ranging from 21°C (70°F) to a maximum of 35°C (95°F). This month sits comfortably between the scorching heights of summer and the cooler embrace of fall, showcasing an average temperature of 27°C (81°F). Notably, this dip in temperature follows a trend from the intense heat of July and August, where nighttime lows were more consistent around 23°C (74°F). With September’s milder evenings and ample sunshine, the season invites both locals and visitors to enjoy outdoor activities, making it a delightful time to explore the vibrant landscapes and culture of Lanyang.

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

The chart illustrates September temperature patterns in Lanyang, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Lanyang, 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).
JanFebMarAprMayJunJulAugSepOctNovDec666775778284838281777367
Data source: Temperature data for Lanyang 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 Lanyang

In September, Lanyang experiences a significant shift in its climatic rhythm, receiving 163 mm (6.4 in) of precipitation over 22 days. This represents a notable decline from the rainiest months of June and August but remains substantially higher than the earlier months of the year. The increased rainfall in September supports the lush greenery characteristic of this region, as it follows the peak monsoon season. This pattern highlights a transitional phase where autumn begins to temper the earlier summer deluge, paving the way for more moderate weather as the year progresses into October. The gradual decrease in both precipitation and rainy days suggests a forthcoming shift towards drier months, making September a critical juncture in Lanyang's annual weather cycle.

September Precipitation Trends in Lanyang

The chart displays monthly precipitation patterns in Lanyang, 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 Lanyang, September typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec203036982171592122721631705729
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Lanyang

As summer wanes and September arrives in Lanyang, China, the air remains thick with humidity, settling at 82%. This slight dip from the sweltering 87% of the previous two months signals the gradual transition into fall. The trend throughout the year illustrates a steady increase in humidity starting from a more moderate 70% in January, climbing to a peak in the heart of summer. Even as September marks a decrease, the humidity levels remain notably high, reflecting the region’s persistent tropical influence. As the year progresses towards October, the humidity begins to stabilize, yet September serves as a reminder of the lingering warmth and moisture that characterizes Lanyang's climate.

September Average Humidity in Lanyang

This chart illustrates the average monthly humidity levels in Lanyang, 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 Lanyang is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec70%73%75%75%78%80%87%87%82%80%76%75%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Lanyang

As September rolls in Lanyang, China, the UV Index remains notably high, sitting at 13, which categorizes it as extreme. This level is consistent with the trends observed throughout the summer months, where the UV Index peaked at 14 in both July and August. Although September sees a slight decrease from the previous months, the recommended burn time remains a mere 10 minutes, urging residents and visitors to stay vigilant about sun protection. As the year transitions into autumn, the UV Index is projected to gradually decline, yet the intensity this month serves as a reminder of the area's persistent sun exposure. For more detailed information, visit Lanyang UV Index.

Maximum UV Index Levels in Lanyang for September

The chart shows the monthly maximum UV Index (UVI) for Lanyang 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 Lanyang typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec911121314131414131298
Data source: Lanyang 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 Lanyang

As the warmth of summer begins to fade, September in Lanyang, China, offers a delightful continuation of sunshine, with an impressive 292 hours of sunlight bathing the region. This month marks a pivotal transition, following the peak of 315 hours in May, and maintains a strong presence of sunlight akin to the vibrant summer months of June and July, which recorded 304 and 311 hours respectively. Notably, September's sunshine gently tapers from August's 281 hours, signaling the gradual shift towards the autumn season. Overall, this trend highlights a region that enjoys a robust stretch of sunny days, fostering an inviting atmosphere for outdoor adventures and scenic exploration.

Monthly Sunshine Duration in Lanyang: September Highlighted

The September sunshine duration represents the total number of hours Lanyang 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.
JanFebMarAprMayJunJulAugSepOctNovDec197h257h293h287h315h304h311h281h292h270h255h233h
Data source: Lanyang September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Lanyang During September

In Lanyang, China, the likelihood of sunny weather in September is moderate, with a 35% chance of sun. This marks a slight improvement from the summer months of June and July, where the sun shines only 17% and 30% of the time, respectively. However, September's sunshine opportunity still trails behind the early and mid-year months, such as February with a significant 55% chance. As autumn sets in, while September offers a reprieve from the less sunny summer, the overall trend reveals a decline in sunny days approaching the winter months. Thus, visitors can expect a mixed bag of weather, with some sunny intervals nestled amid the transitioning season.

Percentage of Sunny Days in September in Lanyang

The chart illustrates the percentage of sunny days in Lanyang 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 Lanyang experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec41%55%41%45%46%17%30%20%35%17%40%29%
Data source: Lanyang September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Lanyang in September

As September graces Lanyang, China, residents enjoy a balanced 12 hours of daylight, mirroring the warmth of late summer while gently transitioning into the cooler embrace of autumn. This month reflects a significant pattern where daylight gradually increases from 11 hours in January and February to peak at 13 hours during the height of summer in June, July, and August. However, as autumn approaches, the daylight hours start to wane again, hinting at the seasonal shift ahead. This rhythmic ebb and flow of light not only defines the character of each month but also sets the stage for the diverse activities and experiences that Lanyang has to offer throughout the year.

Average Daylight Hours in Lanyang for September

The chart illustrates the variation in daylight duration in Lanyang throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec11h 4m11h 29m12h 1m12h 35m13h 3m13h 16m13h 9m12h 45m12h 13m11h 40m11h 11m10h 57m
Data source: Lanyang daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Lanyang

As September arrives in Lanyang, China, the average wind speed gently dips to 2.2 m/s (5 mph), marking a subtle decrease from the consistent breezes of the summer months, which hovered around 2.5 m/s (6 mph). This shift highlights a transitional phase as the region prepares for the cooler autumn months. Interestingly, October sees a notable rebound, with wind speeds increasing to 3.9 m/s (9 mph), paving the way for the invigorating gales of the fall season. Overall, the wind patterns in Lanyang reflect a delicate balance between seasonal change and climatic rhythms, offering a glimpse into the dynamic nature of the region's atmosphere.

Average September Wind Speed in Lanyang

The chart displays monthly wind speed patterns in Lanyang, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2.82.63.02.52.52.52.52.52.2 m/s3.92.93.1
Data source: Lanyang September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Lanyang Compares to Other Months

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

September and January showcase striking contrasts in weather conditions. September presents a warm climate with temperatures ranging from a minimum of 21°C (70°F) to highs of 35°C (95°F), accompanied by considerable precipitation of 163 mm (6.4 in) over 22 days and high humidity at 82%. In contrast, January features a much cooler atmosphere, with minimum temperatures dropping to 6°C (43°F) and an average of 19°C (67°F), peaking at 29°C (84°F). This month experiences significantly less rainfall at just 20 mm (0.8 in) over 6 days, along with lower humidity levels of 70%. For a deeper understanding of January’s climate, you can explore Lanyang weather in January.

September and February showcase distinct weather patterns. In September, temperatures are notably warmer, with a minimum of 21°C (70°F) and an average of 27°C (81°F), peaking at a high of 35°C (95°F). This month also experiences significant rainfall, averaging 163 mm (6.4 in) over 22 days, coupled with high humidity levels at 82%. In stark contrast, February brings cooler temperatures, with a minimum of 7°C (45°F) and an average of 20°C (68°F), while the maximum reaches 33°C (91°F). Precipitation is considerably lower in February, accumulating only 30 mm (1.2 in) over just 5 days, and humidity decreases to 73%. For more specific details about February weather, you can visit Lanyang weather in February.

In comparing the weather of September and March, notable differences emerge. September presents a warmer climate with an average temperature of 27°C (81°F) and high humidity at 82%, making it feel more sultry. The month also sees considerable rainfall, averaging 163 mm (6.4 in) over 22 days. In contrast, March offers a milder atmosphere, with an average temperature of 24°C (75°F) and lower humidity at 75%. Precipitation in March is significantly reduced to 36 mm (1.4 in) over just 9 days, providing a drier experience. For those curious about specifics, Lanyang weather in March provides additional insights.

In September, the weather tends to be warmer and more humid compared to April, with average temperatures reaching 27°C (81°F) and highs peaking at 35°C (95°F). Additionally, September experiences significantly more rainfall, averaging 163 mm (6.4 inches) over 22 days, contributing to an overall humidity of 82%. In contrast, April brings milder temperatures, with a minimum of 14°C (58°F) and an average of 25°C (78°F). Precipitation is lower at 98 mm (3.9 inches) across 15 days and less humidity at 75%. For more details about April weather in this region, you can check Lanyang weather in April.

When comparing the weather in September and May, there are notable differences in both temperature and precipitation. September typically sees a minimum temperature of 21°C (70°F) and averages around 27°C (81°F), while May is slightly cooler at a minimum of 17°C (63°F) but has a higher maximum temperature, reaching up to 37°C (100°F). In terms of rainfall, May experiences more precipitation at 217 mm (8.5 in) over 19 days compared to September's 163 mm (6.4 in) across 22 days, indicating that both months are relatively wet but May is generally rainier. Humidity levels are also comparable, with September at 82% and May slightly lower at 78%. For more specifics on May weather, you can visit Lanyang weather in May.

September and June both experience warm temperatures, but September tends to be slightly cooler overall. In September, temperatures range from a minimum of 21°C (70°F) to a maximum of 35°C (95°F), yielding an average of 27°C (81°F). In contrast, June has a higher temperature range, with a minimum of 23°C (74°F) and a peak of 38°C (100°F), leading to an average of 29°C (85°F). Precipitation levels are similar, with September receiving 163 mm (6.4 in) over 22 days, while June sees 159 mm (6.3 in) over 16 days. Humidity is slightly higher in September at 82%, compared to 80% in June. For a detailed view of June’s weather, check out Lanyang weather in June.

In comparing the weather between July and September, we see notable differences in temperature and humidity levels. July tends to be slightly warmer with average temperatures ranging from a minimum of 24°C (75°F) to a maximum of 37°C (99°F), while September's temperatures are a bit cooler, ranging from a minimum of 21°C (70°F) to a maximum of 35°C (95°F). Additionally, July experiences higher humidity at 87%, compared to September's 82%. Precipitation is more pronounced in July as well, with 212 mm (8.4 inches) of rain over 20 days, contrasted with September's 163 mm (6.4 inches) across 22 days. For a more detailed look at July weather, you can check out Lanyang weather in July.

In comparing the weather between August and September, September tends to be slightly cooler with average temperatures ranging from a minimum of 21°C (70°F) to a maximum of 35°C (95°F), whereas August shows a higher minimum of 23°C (74°F) and an average of 28°C (82°F). Both months experience similar maximum temperatures, but August has a higher overall humidity at 87% compared to September’s 82%. Additionally, precipitation is notably heavier in August, with 272 mm (10.7 in) over 23 days, compared to September’s 163 mm (6.4 in) over 22 days. For a detailed look at August's weather, check out Lanyang weather in August.

In September, the weather is typically warmer, with minimum temperatures around 21°C (70°F) and an average of 27°C (81°F), peaking at a maximum of 35°C (95°F). The month is also quite humid, boasting an average humidity of 82%, and experiences significant rainfall of 163 mm (6.4 in) over 22 days. In contrast, October brings slightly cooler temperatures, ranging from a minimum of 19°C (66°F) to an average of 25°C (77°F) and a maximum of 33°C (91°F). While October sees a slight increase in precipitation to 170 mm (6.7 in), it occurs over fewer days (18 days) and with a similar humidity level of 80%. For a detailed overview of October conditions, check out Lanyang weather in October.

September and November exhibit notable differences in weather patterns. In September, temperatures range from a minimum of 21°C (70°F) to a peak of 35°C (95°F), with an average temperature of 27°C (81°F). This month is characterized by high humidity at 82% and significant rainfall, receiving 163 mm (6.4 in) over 22 days. In contrast, November presents milder conditions, with temperatures dropping to a minimum of 14°C (58°F) and reaching a maximum of 31°C (88°F). The average temperature in November is a cooler 23°C (74°F), accompanied by lower precipitation levels of 57 mm (2.2 in) over just 10 days and a humidity of 76%. For a more detailed look at November, you can check Lanyang weather in November.

September weather is characterized by high temperatures and significant rainfall, with a minimum of 21°C (70°F) and an average of 27°C (81°F), peaking at 35°C (95°F). This month experiences a considerable amount of precipitation, totaling 163 mm (6.4 in) over 22 days, leading to high humidity levels of 82%. In contrast, December brings much cooler temperatures, with a minimum of 9°C (49°F), an average of 20°C (67°F), and a maximum of 29°C (85°F). The precipitation drops significantly to just 28 mm (1.1 in) over only 5 days, and humidity is relatively lower at 75%. For more information on December weather specifics, check out Lanyang weather in December.

Compare Lanyang's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Lanyang

As September arrives in Lanyang, the weather becomes noticeably warmer and more humid compared to the preceding months. With temperatures hovering around a balmy average of 27°C (81°F) and soaring up to a maximum of 35°C (95°F), the heat is palpable. The month also sees a significant increase in rainfall, with precipitation occurring on nearly three-quarters of the days, contributing to the high humidity level of 82%. This shift creates a lush, vibrant atmosphere, perfect for those who enjoy the tropical ambiance of Lanyang. For more insights into year-round patterns, check out Lanyang Climate.