September Weather in Jiaozhou, China

Last updated: August 21, 2025

September in Jiaozhou, China, presents a pleasant climate characterized by temperatures ranging from a refreshing 11°C (52°F) at night to a warm 33°C (91°F) during the day, averaging around a comfortable 23°C (73°F). This month experiences moderate precipitation, with a total of 65 mm (2.6 in) spread across approximately 6 days, contributing to a humidity level of 58% that adds to the overall lushness of the region. Whether you're exploring outdoor activities or enjoying the local culture, September offers a delightful balance of warmth and mild weather, making it an ideal time to visit.

September Temperature in Jiaozhou

In September, Jiaozhou transitions from the sweltering summer heat to a more moderate atmosphere, with temperatures reflecting a delightful shift. The minimum temperature settles at a comfortable 11°C (52°F), offering cooler mornings, while the average climbs to 23°C (73°F), perfect for outdoor activities. By midday, the maximum temperature peaks at 33°C (91°F), still reminiscent of summer’s warmth but softened by the approaching autumn. This month marks a notable trend, as temperatures drop from the extreme highs in July and August, providing a welcome reprieve and signaling the gradual onset of cooler days ahead.

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

The chart illustrates September temperature patterns in Jiaozhou, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Jiaozhou, 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).
JanFebMarAprMayJunJulAugSepOctNovDec323647576875808073604936
Data source: Temperature data for Jiaozhou 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 Jiaozhou

In September, Jiaozhou experiences a noticeable drop in precipitation as the heavy summer rains begin to wane. Recorded at 65 mm (2.6 in), the rainfall is significantly less than the peaks of July (213 mm) and August (158 mm), yet it maintains a steady frequency with 6 days of rain throughout the month. This transitional phase marks a shift in the weather pattern, indicating the end of the peak rainy season while still providing enough moisture to nurture the local landscape. As autumn approaches, the diminishing rains pave the way for cooler temperatures and more stable weather, a welcome change for both residents and the environment.

September Precipitation Trends in Jiaozhou

The chart displays monthly precipitation patterns in Jiaozhou, 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 Jiaozhou, September typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec13192431528921315865262311
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Jiaozhou

As summer transitions to autumn, September in Jiaozhou, China experiences a notable decline in humidity, averaging 58%. This marks a significant drop from the peak humidity levels often seen in the sweltering months of July and August, which hover around 79% and 75%, respectively. The environment begins to feel more comfortable, as the humidity levels shift closer to those observed in the spring months. With October's humidity rising again to 67%, it's clear that while September provides a brief reprieve from the muggy summer, the rhythm of humidity in Jiaozhou continues to ebb and flow with the changing seasons.

September Average Humidity in Jiaozhou

This chart illustrates the average monthly humidity levels in Jiaozhou, 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 Jiaozhou is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec42%49%57%71%66%66%79%75%58%67%77%62%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Jiaozhou

In September, Jiaozhou experiences a UV Index of 8, indicating a very high level of solar radiation, which requires caution during outdoor activities. As summer transitions into fall, the burn time remains notably short at just 15 minutes, urging residents and visitors to protect their skin accordingly. This month marks a slight decrease from the peak of 10, observed from June through August, yet still demands attention and protective measures throughout the day. As the sun’s intensity begins to wane into October, the trends suggest the need for consistent UV awareness in outdoor planning. For more detailed insights, check out Jiaozhou UV Index.

Maximum UV Index Levels in Jiaozhou for September

The chart shows the monthly maximum UV Index (UVI) for Jiaozhou 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 Jiaozhou typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec347891010108743
Data source: Jiaozhou 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 Jiaozhou

As summer reluctantly gives way to autumn, September in Jiaozhou, China, offers a delightful balance of sunshine, boasting an impressive 268 hours of bright, golden rays. This month marks a slight dip from the radiant heights of summer, with July and May leading the year at over 300 hours of sunlight. However, September’s warmth still outshines the cooler months ahead, where sunlight dwindles to the lower 200s in winter. The gradual decline in daylight from the sun-drenched days of July and August sets the stage for a cozy transition, inviting residents and visitors alike to savor the lingering warmth before embracing the cool embrace of autumn, making it a perfect time to enjoy outdoor activities amidst a fading summer glow.

Monthly Sunshine Duration in Jiaozhou: September Highlighted

The September sunshine duration represents the total number of hours Jiaozhou 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.
JanFebMarAprMayJunJulAugSepOctNovDec200h239h282h284h312h300h308h290h268h249h231h234h
Data source: Jiaozhou September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Jiaozhou During September

In September, Jiaozhou, China experiences a sunny weather likelihood of 44%, which is a modest improvement from the summer months. As we transition from the intense heat of July, with its low sun exposure at just 28%, September marks a slight rebound, although it still remains on the lower end of the spectrum compared to earlier months like January and February, which enjoy 62% and 60% sunny days, respectively. This suggests a gradual return to clearer skies as autumn approaches, even if September doesn't shine as brightly as some other months. As we look toward October, sunshine chances remain stable at 45%, illustrating a consistent, albeit restrained, trend in sunny weather for this time of year.

Percentage of Sunny Days in September in Jiaozhou

The chart illustrates the percentage of sunny days in Jiaozhou 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 Jiaozhou experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec62%60%45%42%49%42%28%41%44%45%65%67%
Data source: Jiaozhou September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Jiaozhou in September

As summer fades and autumn approaches in Jiaozhou, China, the daylight duration experiences a gradual decline. In September, residents enjoy 12 hours of daylight—a slight decrease from the peak of 14 hours seen in the preceding summer months. This transitional month marks the beginning of shorter days, following the sun-soaked stretch of May through August. As a charming interplay between long and short days unfolds, October will further decrease to 11 hours. The gentle waning of daylight serves as a reminder of the seasonal changes, inviting locals to savor the lingering warmth of the setting sun before winter draws near.

Average Daylight Hours in Jiaozhou for September

The chart illustrates the variation in daylight duration in Jiaozhou throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 58m10h 50m11h 57m13h 7m14h 5m14h 34m14h 19m13h 28m12h 22m11h 14m10h 14m9h 43m
Data source: Jiaozhou daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Jiaozhou

In September, the winds in Jiaozhou, China, carry a gentle embrace, with an average speed of 3.1 m/s (7 mph). This marks a modest increase from the languid breezes of August, which dipped to 2.2 m/s (5 mph), suggesting a transition back towards the more invigorating winds of previous months. The trend throughout the year reveals a dynamic variability, with wind speeds generally peaking in late spring and early fall, while summer offers a relaxed respite. As the year progresses, September’s breeze, although relatively mild, hints at the energetic gusts that characterize the upcoming months, creating a refreshing backdrop for the changing seasons.

Average September Wind Speed in Jiaozhou

The chart displays monthly wind speed patterns in Jiaozhou, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.33.53.13.43.83.23.32.23.1 m/s2.83.43.1
Data source: Jiaozhou September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Jiaozhou Compares to Other Months

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

September and January showcase contrasting weather patterns. In September, temperatures range from a mild 11°C (52°F) at night to a hot 33°C (91°F) during the day, with an average of 23°C (73°F). The month experiences a total precipitation of 65 mm (2.6 in) over approximately six days, accompanied by relatively high humidity at 58%. In stark contrast, January presents a frigid climate, with temperatures plummeting to a minimum of -17°C (2°F) and barely reaching an average of 0°C (32°F) during the day, peaking at 12°C (54°F). Precipitation is considerably lower, with only 13 mm (0.5 in) falling over just two days, and humidity drops to 42%. For more detailed information on January weather, visit Jiaozhou weather in January.

When comparing the weather in September and February, the differences are striking. September offers a warm climate with temperatures ranging from a minimum of 11°C (52°F) to a maximum of 33°C (91°F) and an average of 23°C (73°F). This month typically experiences about 65 mm (2.6 in) of precipitation over 6 days, accompanied by a humidity level of 58%. In contrast, February presents a much colder environment, with temperatures dipping as low as -12°C (10°F) and averaging only 2°C (37°F), while peaking at 26°C (79°F). Precipitation in February is significantly lesser, at 19 mm (0.7 in) over just 3 days, and the humidity is lower at 49%. For more insights into the weather in February, you can visit Jiaozhou weather in February.

September and March present strikingly different weather patterns. September boasts milder temperatures, with an average of 23°C (73°F) and highs reaching up to 33°C (91°F), while March experiences a chillier atmosphere, with an average of only 9°C (48°F) and a minimum temperature dropping to -6°C (22°F). Precipitation is more prevalent in September, receiving 65 mm (2.6 in) over about 6 days, compared to March's lighter rainfall of 24 mm (0.9 in) over just 3 days. Despite the differences in temperature and precipitation, both months maintain a similar humidity level, hovering around 57-58%. For a closer look at March's weather, you can visit Jiaozhou weather in March.

When comparing the weather in September and April, September tends to be significantly warmer. With average temperatures around 23°C (73°F) and maximums reaching up to 33°C (91°F), it provides a pleasant climate, albeit with higher humidity at 58%. In contrast, April experiences cooler temperatures, with an average of just 14°C (57°F) and minimums dropping to 0°C (32°F). Despite April's lower overall precipitation of 31 mm (1.2 in), it maintains a similar number of rainy days as September, at 6. Additionally, April exhibits a higher humidity level of 71%, contributing to a distinct feel in the air. For more details, you can check Jiaozhou weather in April.

When comparing the weather in September and May, we see distinct differences in temperature and humidity. September typically features a warmer average temperature of 23°C (73°F), with maximums reaching as high as 33°C (91°F), while May has a cooler average temperature of 20°C (68°F) and can peak at 39°C (102°F). In terms of precipitation, September experiences slightly more rainfall with 65 mm (2.6 in) over six days, compared to May's 52 mm (2.0 in) over seven days. Furthermore, September has a lower humidity level of 58%, whereas May sees a higher humidity of 65%, making the latter feel a bit more muggy. For more details, you can check Jiaozhou weather in May.

In September, temperatures range from a comfortable minimum of 11°C (52°F) to a warm maximum of 33°C (91°F), with an average temperature of 23°C (73°F). The month experiences about 65 mm (2.6 in) of precipitation over approximately 6 days, along with a humidity level of 58%. In contrast, June is typically warmer, with temperatures ranging from a minimum of 14°C (57°F) to a scorching maximum of 36°C (98°F), and an average temperature of 24°C (75°F). This month sees a higher precipitation of 89 mm (3.5 in) over 7 days and a higher humidity level at 66%. For more detailed weather specifics, you can check Jiaozhou weather in June.

When comparing the weather in September and July, September offers milder temperatures, with a minimum of 11°C (52°F) and a maximum of 33°C (91°F). The average temperature is slightly cooler at 23°C (73°F), making it a more comfortable month overall. In contrast, July typically sees warmer conditions, with temperatures ranging from a minimum of 17°C (63°F) to a maximum of 35°C (96°F) and an average of 27°C (80°F). Additionally, July is significantly wetter, experiencing 213 mm (8.4 in) of precipitation over 11 days, whereas September sees much lower rainfall of 65 mm (2.6 in) over only 6 days. This results in higher humidity levels in July at 79%, compared to September's 58%. For more detailed insights, refer to Jiaozhou weather in July.

In comparing the weather between September and August, a noticeable shift in temperature and humidity can be observed. September tends to be cooler, with average temperatures ranging from a minimum of 11°C (52°F) to a maximum of 33°C (91°F), whereas August is warmer, with average temperatures varying from 16°C (62°F) to a peak of 36°C (97°F). In terms of precipitation, September experiences significantly less rainfall, with 65 mm (2.6 in) over 6 days compared to August's substantial 158 mm (6.2 in) spread over 16 days, reflecting a drier and less humid climate in September (58% humidity) compared to the more humid conditions in August (75%). For a detailed overview, you can check out Jiaozhou weather in August.

September and October present a noticeable shift in weather patterns. In September, temperatures are generally warmer, with averages around 23°C (73°F) and highs reaching up to 33°C (91°F), while the minimum temperature hovers at a mild 11°C (52°F). The month also experiences more rainfall, with approximately 65 mm (2.6 in) over six days and humidity levels at 58%. In contrast, October brings cooler temperatures, where averages dip to 16°C (60°F) and minimums fall to 3°C (38°F). Precipitation decreases significantly to 26 mm (1.0 in) over just four days, and humidity rises slightly to 67%. This transition marks a shift towards the cooler, drier conditions typical of autumn. For more detailed information on October weather, visit Jiaozhou weather in October.

September and November present a stark contrast in weather conditions. In September, temperatures range from a mild minimum of 11°C (52°F) to a warm maximum of 33°C (91°F), with an average of 23°C (73°F). Precipitation is relatively higher, occurring over 6 days and totaling 65 mm (2.6 in), while humidity stands at 58%. In contrast, November brings much cooler conditions, with temperatures dipping to a minimum of -4°C (25°F) and peaking at a maximum of 26°C (80°F), averaging around 10°C (49°F). Rainfall is minimal in November, with only 23 mm (0.9 in) over 3 days, and humidity increases to 77%. For a detailed look at November conditions, visit Jiaozhou weather in November.

September weather is characterized by relatively warm temperatures, with a minimum of 11°C (52°F), an average of 23°C (73°F), and a maximum reaching up to 33°C (91°F). The month experiences moderate precipitation of 65 mm (2.6 in) over about six days, with a humidity level of 58%. In stark contrast, December brings a significant drop in temperatures, with a minimum of -12°C (11°F), an average of 2°C (36°F), and a maximum of 15°C (60°F). Precipitation is considerably less in December, at 11 mm (0.4 in) over only two days, and humidity rises slightly to 62%. For a more detailed look at December weather, check out Jiaozhou weather in December.

Compare Jiaozhou's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Jiaozhou

As September unfolds in Jiaozhou, the weather begins to transition from the heat of summer to the cooler embrace of autumn. With average temperatures settling at a comfortable 23°C (73°F), this month offers a refreshing reprieve from the sweltering highs common in the peak summer months. While the region still experiences some rainfall, with about six days of precipitation accumulating around 65 mm (2.6 in), the humidity holds steady at a moderate 58%, preventing the air from feeling too heavy. Thus, September stands out as a month of pleasant weather, making it an ideal time for outdoor activities and exploration. For a deeper dive into Jiaozhou's climatic patterns, feel free to explore Jiaozhou Climate.