September Weather in Weizhou, China

Last updated: August 21, 2025

September in Weizhou, China brings a mix of refreshing temperatures and significant rainfall. With a maximum temperature reaching 21°C (69°F) and an average of 11°C (52°F), the month offers a mild climate that beckons exploration. However, visitors should prepare for wet conditions, as precipitation amounts soar to 156 mm (6.2 in) over approximately 25 days, creating a lush, vibrant landscape. Humidity levels are notably high at 92%, adding to the tropical charm of this coastal gem. Embrace the unique weather of September in Weizhou, where nature thrives amid the gentle rains.

September Temperature in Weizhou

In September, Weizhou, China, experiences a notable transition as temperatures shift from the warmth of summer to the chill of autumn. The average temperature hovers around 11°C (52°F), with daily highs peaking at 21°C (69°F), offering a pleasant respite for outdoor activities. As the month progresses, the minimum temperature also dips to 0°C (31°F), marking the onset of cooler nights. This gradual decline in warmth sets the stage for the chilly months ahead, highlighting a trend of decreasing temperatures as autumn takes hold. The pleasant September climate, however, provides an ideal opportunity to enjoy the natural beauty of Weizhou before winter's arrival.

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

The chart illustrates September temperature patterns in Weizhou, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Weizhou, 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).
JanFebMarAprMayJunJulAugSepOctNovDec222434424854585852433423
Data source: Temperature data for Weizhou 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 Weizhou

September in Weizhou, China, marks a significant dip in precipitation, receiving 156 mm (6.2 in) over approximately 25 rainy days. This rainfall follows the peak of August, which boasts a staggering 311 mm (12.2 in), indicating the tail end of the summer monsoon season. As summer transitions into autumn, the frequency of rainy days remains high, though the overall amount of precipitation begins to decline. This trend reflects a gradual shift towards drier conditions, setting the stage for the lighter rains of October and November. While September still experiences considerable moisture, it serves as a bridge between the intense summer rains and the more moderate precipitation of the later months.

September Precipitation Trends in Weizhou

The chart displays monthly precipitation patterns in Weizhou, 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 Weizhou, September typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec1835771231671622073111571045428
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Weizhou

In Weizhou, China, September marks a continuation of the summer's high humidity, consistently registering at 92%, a figure that echoes the levels observed in both August and the subsequent month of October. This trend of elevated humidity peaks at this time of year, with the summer months generally hovering in the upper 80s and low 90s. Following April's dip to 85%, the levels climbed steadily, creating a warm and moist atmosphere ideal for summer activities. As the year progresses, humidity levels stabilize again in the cooler months, but September stands out as part of a brief, steamy climax to the humid season.

September Average Humidity in Weizhou

This chart illustrates the average monthly humidity levels in Weizhou, 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 Weizhou is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec90%92%90%86%87%88%89%92%92%92%92%90%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Weizhou

In September, Weizhou, China, continues to experience an extreme UV Index of 13, slightly lower than the peak summer months but still requiring caution. With a brisk burn time of just 10 minutes, it’s crucial for visitors and locals alike to prioritize sun protection while enjoying the lingering warmth of early autumn. This trend of consistently high UV levels from spring through summer reflects a pressing need for sun safety practices. As the year progresses, the UV Index gradually lowers, suggesting a welcome reprieve starting in October, when it dips to 10. For more detailed insights, visit Weizhou UV Index.

Maximum UV Index Levels in Weizhou for September

The chart shows the monthly maximum UV Index (UVI) for Weizhou 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 Weizhou typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec68121414141414131075
Data source: Weizhou 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 Weizhou

In September, Weizhou, China, experiences a noticeable dip in sunshine hours, with just 194 hours of bright daylight. This trend marks a contrast to the preceding summer months, where July and August basked in 291 and 294 hours of sunshine respectively, providing ample opportunities for outdoor adventures. As the seasons shift into autumn, September's shorter days hint at the cooling ahead, evidenced by a gradual decline in sunlight that continues through to October, which sees an even lower 171 hours. Despite this reduction, September retains a charming warmth that invites both locals and travelers to revel in the enchanting landscapes, while the golden hues of autumn begin to paint the scenery.

Monthly Sunshine Duration in Weizhou: September Highlighted

The September sunshine duration represents the total number of hours Weizhou 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.
JanFebMarAprMayJunJulAugSepOctNovDec229h267h281h256h266h240h291h294h194h171h237h264h
Data source: Weizhou September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Weizhou During September

In Weizhou, China, the likelihood of sunny weather in September shows a modest chance of 16%, which is a slight improvement from the summer months, where sunshine chances dwindle to as low as 7% in July and August. This uptick signals the onset of autumn, but it remains one of the less favorable months for sunny days in the year. January and December stand out with the highest probabilities, offering a striking contrast to the typically overcast summer. As the seasons change, September presents a transitional phase where the potential for clearer skies begins to emerge, yet it still lags behind the sunnier months of early winter.

Percentage of Sunny Days in September in Weizhou

The chart illustrates the percentage of sunny days in Weizhou 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 Weizhou experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec43%36%26%10%10%7%19%8%16%10%33%40%
Data source: Weizhou September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Weizhou in September

In Weizhou, China, September marks a gentle transition in daylight duration as summer begins to wane. With about 12 hours of daylight, the month embodies a balance of light reminiscent of the spring months, where daylight hours linger joyfully around 11 to 12 hours. This slight decrease from the sun-soaked heights of 14 hours in June reflects the predictable seasonal shift towards fall. As September progresses, daylight gradually shortens, leading into October's 11 hours, but it still retains a warm glow that invites outdoor exploration and appreciation of the island's natural beauty. This rhythmic ebb and flow of daylight not only highlights the charm of Weizhou's climate but also showcases how closely intertwined the island's daily life is with the changing seasons.

Average Daylight Hours in Weizhou for September

The chart illustrates the variation in daylight duration in Weizhou 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 45m14h 9m13h 56m13h 14m12h 19m11h 22m10h 32m10h 7m
Data source: Weizhou daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Weizhou

As September rolls in, the gentle breeze of Weizhou, China, maintains a calm average wind speed of 1.1 m/s (2 mph), similar to the previous summer months. This consistent light wind creates an idyllic setting, perfect for leisurely strolls along the coast. Interestingly, the wind speed remains stable throughout the year, with a slight upswing in October to 1.2 m/s (3 mph), hinting at a subtle change in the seasons. This soothing atmosphere, punctuated by mild winds, exemplifies the natural beauty of Weizhou as it transitions into autumn, inviting both locals and travelers alike to embrace its serene charm.

Average September Wind Speed in Weizhou

The chart displays monthly wind speed patterns in Weizhou, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1.21.01.11.21.11.01.01.11.1 m/s1.21.01.1
Data source: Weizhou September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Weizhou Compares to Other Months

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

September and January present striking contrasts in weather conditions. In September, temperatures range from a minimum of 0°C (31°F) to a maximum of 21°C (69°F), with an average temperature of 11°C (52°F) and a significant amount of rainfall at 156 mm (6.2 in) over 25 days. The humidity is relatively high at 92%, contributing to a damp atmosphere. In contrast, January is much colder, with temperatures dipping to a minimum of -19°C (-3°F) and an average of -5°C (23°F), peaking at just 7°C (44°F). Precipitation drops sharply to 18 mm (0.7 in) over only 7 days, and the humidity remains slightly lower at 90%. For more details on January weather, you can visit Weizhou weather in January.

In September, the weather is notably milder, with temperatures ranging from a chilly 0°C (31°F) at night to a comfortable high of 21°C (69°F) during the day. However, this month is characterized by significant rainfall, accumulating 156 mm (6.2 in) over approximately 25 days, contributing to a high humidity level of 92%. In stark contrast, February experiences much colder temperatures, with a minimum of -22°C (-7°F) and an average of -4°C (24°F), peaking at a still-cool 13°C (55°F). Precipitation in February is considerably lower, with only 35 mm (1.4 in) over just 10 days, yet the humidity remains the same at 92%. For more detailed information on February conditions, you can visit Weizhou weather in February.

In comparing the weather between September and March, we see notable differences in temperature and precipitation patterns. September boasts a milder average temperature of 11°C (52°F), with maximum temps reaching 21°C (69°F), while March has a chillier average of just 1°C (34°F), dipping as low as -16°C (3°F). Precipitation is more prevalent in September, with 156 mm (6.2 in) falling over 25 days, compared to March's 77 mm (3.0 in) over 17 days. Additionally, humidity remains relatively high in both months, with September at 92% and March at 89%. For more details on the March weather, you can visit Weizhou weather in March.

When comparing the weather in September and April, distinct differences in temperature and precipitation become apparent. September typically experiences milder temperatures with a minimum of 0°C (31°F), an average of 11°C (52°F), and a maximum of 21°C (69°F), while April is generally colder, with minimum temperatures dropping to -9°C (17°F) and an average of just 5°C (42°F). Additionally, September sees higher precipitation levels at 156 mm (6.2 in) over 25 days, compared to April's 123 mm (4.8 in) across 22 days, though April's humidity is slightly lower at 85% compared to September's 92%. For more specific insights into April's weather patterns, please refer to Weizhou weather in April.

In comparing the weather of September and May, we can observe some notable differences. September typically enjoys a milder average temperature of 11°C (52°F), with daytime highs reaching up to 21°C (69°F), whereas May's temperatures are slightly cooler, averaging 9°C (49°F) and peaking at 20°C (69°F). While both months see significant rainfall—156 mm (6.2 in) in September and slightly more at 167 mm (6.6 in) in May—May experiences precipitation over one additional day, totaling 26 days compared to September's 25 days. Humidity levels are also higher in September at 92%, compared to May's 87%. For more detailed insights into May weather, you can refer to Weizhou weather in May.

When comparing the weather in September and June, we can observe some notable similarities and differences. Both months have comparable average maximum temperatures, around 21°C (69°F for September and 71°F for June), but September experiences slightly cooler minimum temperatures with an average of 0°C (31°F) compared to 2°C (35°F) in June. Precipitation levels are also similar, with September receiving 156 mm (6.2 in) over 25 days and June slightly wetter at 162 mm (6.4 in) over 27 days. Humidity is higher in September at 92%, whereas June has a slightly lower humidity level at 88%. For more detailed information on the weather in June, visit Weizhou weather in June.

In comparison between September and July, September experiences cooler temperatures, with an average of 11°C (52°F), compared to July's warmer average of 14°C (58°F). While July has a higher maximum temperature of 24°C (75°F), September's maximum reaches 21°C (69°F). Precipitation is more abundant in July, totaling 207 mm (8.1 in) over 27 days, whereas September sees slightly less rainfall at 156 mm (6.2 in) across 25 days. Humidity levels are relatively high in both months, with September at 92% and July at 89%. For those interested in exploring more about July weather, you can check Weizhou weather in July.

In August, the weather is generally warmer, with average temperatures ranging from a minimum of 7°C (44°F) to a maximum of 24°C (76°F). In contrast, September sees a notable drop in temperatures, with a minimum of 0°C (31°F) and a maximum of 21°C (69°F), resulting in a cooler average of 11°C (52°F). Both months experience high humidity at 92%, but August receives significantly more precipitation, totaling 311 mm (12.2 in) over 27 days, compared to September's 156 mm (6.2 in) over 25 days. For more details about the weather in August, you can check Weizhou weather in August.

September tends to be milder with temperature ranging from a minimum of 0°C (31°F) to a maximum of 21°C (69°F), while October sees cooler temperatures, dipping to a minimum of -5°C (23°F) and averaging around 6°C (43°F). Despite the drop in average temperatures, October's maximum temperature is slightly lower at 20°C (68°F). Rainfall decreases significantly in October, with 104 mm (4.1 in) over 23 days compared to September's 156 mm (6.2 in) over 25 days, although humidity remains consistently high at 92% for both months. For a detailed overview of the weather, check out Weizhou weather in October.

September and November present contrasting weather patterns. September maintains a milder climate with temperatures ranging from a minimum of 0°C (31°F) to a maximum of 21°C (69°F) and an average of 11°C (52°F). This month experiences significant rainfall, totaling 156 mm (6.2 in) over 25 days, while humidity remains high at 92%. In contrast, November sees a notable drop in temperatures, with a minimum of -17°C (2°F) and an average of 1°C (34°F), peaking at 13°C (56°F). Precipitation decreases to 54 mm (2.1 in) over 15 days, maintaining the same humidity level of 92%. For more specific details about weather patterns in November, you can refer to Weizhou weather in November.

September and December showcase a striking contrast in weather patterns. In September, temperatures range from a mild 0°C (31°F) at night to a warm 21°C (69°F) during the day, accompanied by an average of 156 mm of precipitation spread over 25 days, resulting in high humidity of 92%. In stark contrast, December brings frigid temperatures with nighttime lows plunging to -21°C (-6°F) and daytime highs peaking at only 7°C (45°F). Precipitation decreases significantly to 28 mm over just 10 days, and humidity remains high at 90%. The differences in temperature, precipitation, and overall climate highlight the seasonal shift from the relatively mild and wet September to the cold and dry conditions prevalent in December. For a more detailed look at December weather, visit Weizhou weather in December.

Compare Weizhou's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Weizhou

As the summer transition begins, September in Weizhou brings a noticeable dip in temperatures, with averages hovering around 11°C (52°F). While days may still see some warmth, with maximums reaching 21°C (69°F), the cool nights can feel brisk. This month is also characterized by considerable rainfall, with precipitation occurring on approximately 25 days, resulting in a humid atmosphere that typically reaches 92%. Unlike the drier summer months, September invites a shift to a wetter and cooler climate, marking a distinct change as the region prepares for the fall season. For a comprehensive overview of what to expect throughout the year, visit Weizhou Climate.