September Weather in Shenjiamen, China

Last updated: August 21, 2025

Discover the captivating September weather in Shenjiamen, China, where the climate transitions into a late-summer warmth. During this month, maximum temperatures can reach a pleasant 29°C (85°F), while the average temperature settles at a comfortable 26°C (78°F), and minimums dip to a mild 21°C (70°F). Although September witnesses 172 mm (6.8 in) of rainfall spread over 14 days, the air remains humid at 78%, creating a lush and vibrant atmosphere. Embrace the beauty of this coastal destination as September offers both warmth and a sprinkle of rain, perfect for exploring its stunning landscapes.

September Temperature in Shenjiamen

In September, Shenjiamen, China, sees a delightful transition as the summer warmth begins to wane. With minimum temperatures hovering around 21°C (70°F) and an average of 26°C (78°F), the climate remains pleasantly warm, making it an ideal time for outdoor activities. The maximum temperatures peak at 29°C (85°F), providing a cozy warmth without the sweltering heat of the preceding months. This gradual cooling trend signals the approach of autumn, with temperatures starting to dip more significantly in October. September not only offers mild conditions but also a vibrant atmosphere, as the landscape changes color, inviting visitors to explore Shenjiamen's natural beauty under the bright, sunny skies.

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

The chart illustrates September temperature patterns in Shenjiamen, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Shenjiamen, 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).
JanFebMarAprMayJunJulAugSepOctNovDec484752586773798278716353
Data source: Temperature data for Shenjiamen 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 Shenjiamen

In September, Shenjiamen experiences a notable transition in its weather patterns, marked by an average precipitation of 172 mm (6.8 in) over 14 days of rainfall. This amount is consistent with the overall trend of increasing precipitation seen from June to September, where the wettest month, June, reaches a peak of 318 mm (12.5 in). As summer gives way to autumn, September’s rainfall slightly decreases compared to June and July, but it remains significantly higher than the early months of the year. The relatively frequent rainy days this month contribute to the lush scenery of the region, as the island's vibrant landscapes thrive in the aftermath of these seasonal showers.

September Precipitation Trends in Shenjiamen

The chart displays monthly precipitation patterns in Shenjiamen, 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 Shenjiamen, September typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec8993131991993181751401721508286
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Shenjiamen

As summer transitions into autumn, September in Shenjiamen, China, sees a notable decline in humidity, dipping to 78%. This marks a shift from the peak of the season, where highs of 91% were recorded in July and remained relatively elevated throughout August. The gradual decrease in moisture levels hints at the onset of fall, paving the way for more comfortable conditions. Compared to earlier months, September's humidity is a breath of fresh air, offering a reprieve before it stabilizes around 79% in October. This gradual ebb of humidity not only enhances outdoor activities but also heralds a change in the region's climate, embracing the cooler and crisp days ahead.

September Average Humidity in Shenjiamen

This chart illustrates the average monthly humidity levels in Shenjiamen, 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 Shenjiamen is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec68%73%80%86%88%89%91%88%79%79%80%80%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Shenjiamen

As summer transitions into fall, September in Shenjiamen, China, sees a UV Index of 10, categorizing it as very high. Although the intensity decreases slightly from the extreme levels reached in July and August, the risk of skin damage still remains significant, with a burn time of just 15 minutes. This trend reflects a gradual decline in UV exposure as the year progresses, moving from the extreme heights of early summer. As temperatures cool and outdoor activities become more inviting, it's essential to remain mindful of sun safety practices. For more detailed insights into UV trends throughout the year, check out the Shenjiamen UV Index.

Maximum UV Index Levels in Shenjiamen for September

The chart shows the monthly maximum UV Index (UVI) for Shenjiamen 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 Shenjiamen typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec679101112121210865
Data source: Shenjiamen 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 Shenjiamen

September in Shenjiamen, China, offers an impressive 270 hours of sunshine, marking a slight decrease from the peak of 325 hours in August. This month transitions the lingering warmth of summer into the cooler embrace of autumn, showcasing a resilient sun that still shines brightly. With sunshine hours gradually reducing from the vibrant summer months, September stands out as a period of balance, providing ample daylight for outdoor activities while hinting at the upcoming seasonal change. The overall trend indicates a sunny disposition that persists throughout much of the year, with September serving as a delightful bridge between the height of summer and the gentle onset of fall.

Monthly Sunshine Duration in Shenjiamen: September Highlighted

The September sunshine duration represents the total number of hours Shenjiamen 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.
JanFebMarAprMayJunJulAugSepOctNovDec152h209h245h268h291h262h304h325h270h249h216h191h
Data source: Shenjiamen September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Shenjiamen During September

As summer gives way to autumn in Shenjiamen, China, September boasts a 48% chance of sunny weather, which marks a notable improvement from the sunniest months of summer. This slight uptick offers a refreshing contrast to the gloomy days that often characterize the peak heat of July and June, where chances plummet to a mere 16% and 22%, respectively. September's weather signals a transition, as the chances for sunshine rise again, echoing the patterns seen in both January and December, which also feature 50% visibility. The shift towards clearer skies provides a perfect opportunity to explore the scenic beauty of Shenjiamen, making early autumn an appealing time for both tourists and locals alike.

Percentage of Sunny Days in September in Shenjiamen

The chart illustrates the percentage of sunny days in Shenjiamen 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 Shenjiamen experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec50%41%29%36%24%22%16%33%48%43%43%50%
Data source: Shenjiamen September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Shenjiamen in September

As the summer fades into autumn in Shenjiamen, China, September brings a gentle reduction in daylight, with the sun gracing the sky for an average of 12 hours each day. This marks a transition from the longer summer days of June, which peak at 14 hours, towards the shorter daylight hours of fall, reminiscent of January and December's 10 hours. Interestingly, this month's daylight serves as a bridge, hinting at the upcoming seasonal shift while still retaining the warmth of late summer. The gradual decrease in daylight is a reminder of nature's rhythm, offering a serene ambiance that prompts reflection as the days begin to cool.

Average Daylight Hours in Shenjiamen for September

The chart illustrates the variation in daylight duration in Shenjiamen throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 26m11h 6m11h 59m12h 53m13h 39m14h 1m13h 50m13h 10m12h 18m11h 25m10h 38m10h 14m
Data source: Shenjiamen daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Shenjiamen

September in Shenjiamen, China, brings a gentle increase in wind speed, averaging around 6.1 m/s (14 mph). After the summer’s gusty peak in July, where winds reached 8.0 m/s (18 mph), the breeze starts to mellow, setting a tranquil tone as autumn approaches. This transitional month showcases a notable consistency compared to the preceding months, maintaining a wind speed that feels refreshing yet comfortable. Interestingly, as the year progresses toward October, the winds pick up again to match January's pace at 6.7 m/s (15 mph), highlighting a cyclical pattern in the region’s wind dynamics. Overall, September offers a delightful respite with its moderate winds, inviting both locals and visitors to enjoy the enchanting coastal scenery.

Average September Wind Speed in Shenjiamen

The chart displays monthly wind speed patterns in Shenjiamen, 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.
JanFebMarAprMayJunJulAugSepOctNovDec6.75.95.65.35.64.58.06.06.1 m/s6.76.56.0
Data source: Shenjiamen September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Shenjiamen Compares to Other Months

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

September and January present a stark contrast in weather conditions. In September, temperatures range from a balmy 21°C (70°F) at night to a warm average of 26°C (78°F), peaking at 29°C (85°F) during the day. This month is also characterized by higher humidity at 78% and significant precipitation, with 172 mm (6.8 in) falling over 14 days. In contrast, January experiences much cooler temperatures, with a minimum of -3°C (27°F), an average of only 9°C (48°F), and a maximum of 16°C (62°F). The precipitation is lower at 89 mm (3.5 in) over 10 days, and humidity decreases to 68%. For more insights into January weather, you can check Shenjiamen weather in January.

In September, the weather is notably warmer, with average daily temperatures ranging from a mild 21°C (70°F) at night to a high of 29°C (85°F) during the day. The month also experiences significant rainfall, totaling 172 mm (6.8 in) across about 14 days, accompanied by high humidity levels at 78%.

Conversely, February presents a stark contrast, where temperatures drop considerably to an average of just 8°C (47°F), with lows reaching 2°C (36°F) and highs peaking at 15°C (59°F). While February is wetter with 93 mm (3.7 in) of precipitation over 11 days, it has lower humidity at 73%. For more detailed insights into February weather, you can check Shenjiamen weather in February.

September and March present contrasting weather patterns. In September, temperatures are warm, with a minimum of 21°C (70°F) and an average high of 29°C (85°F), making it a month typically associated with late summer warmth. However, it also sees considerable precipitation at 172 mm (6.8 in) over 14 days, accompanied by a high humidity level of 78%.

In contrast, March experiences much cooler conditions, with temperatures ranging from a minimum of 5°C (41°F) to an average maximum of 17°C (62°F). While there is less total precipitation—131 mm (5.2 in) over 15 days—the humidity is slightly higher at 80%. For more detailed insights on March weather, you can check Shenjiamen weather in March.

In September, the weather tends to be much warmer than in April, with average temperatures ranging from a minimum of 21°C (70°F) to a maximum of 29°C (85°F), compared to April’s cooler range of 10°C (50°F) to 19°C (67°F). Additionally, September experiences higher precipitation, averaging 172 mm (6.8 in) over about 14 days, while April sees less rain with 99 mm (3.9 in) spread over 10 days. Despite September's warmth, it also has a slightly lower humidity level at 78%, compared to April's higher 86%. For more details about the weather in April, you can refer to Shenjiamen weather in April.

Comparing the weather between September and May reveals distinct differences in temperature and humidity levels. September boasts warmer temperatures, with a minimum of 21°C (70°F) and an average of 26°C (78°F), peaking at a maximum of 29°C (85°F). In contrast, May experiences cooler temperatures, with a minimum of 14°C (58°F) and an average of 19°C (67°F), reaching a maximum of 24°C (75°F). While both months see significant rainfall, May has slightly more precipitation at 199 mm (7.8 in) over 12 days, compared to September’s 172 mm (6.8 in) over 14 days. Furthermore, May’s humidity level is higher at 88%, compared to September’s 78%. For a closer look at what to expect during May, you can visit Shenjiamen weather in May.

In comparing the weather of September and June, we find that September typically boasts a slightly warmer temperature range, with minimums around 21°C (70°F) and maximums reaching 29°C (85°F), compared to June's minimum of 19°C (66°F) and maximum of 28°C (83°F). However, June experiences significantly higher precipitation, averaging 318 mm (12.5 in) over 16 days, while September has 172 mm (6.8 in) spread over 14 days. Additionally, September tends to have lower humidity at 78%, compared to the higher 89% humidity found in June. For more detailed insights on June weather, you can visit Shenjiamen weather in June.

When comparing the weather in September and July, we observe some notable differences. September enjoys slightly cooler temperatures, with a minimum of 21°C (70°F) compared to July’s minimum of 23°C (73°F). Both months have the same average temperature of 26°C (80°F) but September has a maximum of 29°C (85°F), just shy of July's max of 30°C (85°F). Precipitation levels are fairly comparable, with September receiving 172 mm (6.8 in) over 14 days, while July has a slightly higher 175 mm (6.9 in) over 11 days. Humidity is notably higher in July at 91%, compared to September's 78%. For a more detailed look at July weather, you can check Shenjiamen weather in July.

In September, the weather tends to be slightly cooler compared to August, with average temperatures dropping from 28°C (82°F) in August to 26°C (78°F) in September. The maximum temperature also decreases from 30°C (87°F) in August to 29°C (85°F) in September. However, September experiences more rainfall, with 172 mm (6.8 in) of precipitation over 14 days, compared to August's 140 mm (5.5 in) over 10 days. The humidity remains relatively high in both months, though September is slightly less humid at 78% compared to August's 88%. For a closer look at conditions during this warmer month, you can check Shenjiamen weather in August.

September typically experiences warmer temperatures, with minimums around 21°C (70°F) and average highs reaching 29°C (85°F), while October cools off slightly, showcasing a minimum of 16°C (60°F) and an average high of 27°C (82°F). Precipitation in September is higher, totaling 172 mm (6.8 in) over 14 days, compared to October's 150 mm (5.9 in) spread over only 10 days. Humidity remains quite consistent, increasing slightly from 78% in September to 79% in October. For a closer look at the weather conditions in October, you can check Shenjiamen weather in October.

In September, the weather is notably warmer, with average temperatures reaching 26°C (78°F) and highs of 29°C (85°F), contributing to a humid atmosphere at 78%. This month also experiences considerable rainfall, with precipitation totaling 172 mm (6.8 in) over 14 days. In contrast, November brings a significant drop in temperatures, with averages falling to 17°C (63°F) and maximums of 22°C (72°F). Although it still has a high humidity level of 80%, November's precipitation is less severe, totaling 82 mm (3.2 in) over 10 days. For more details, you can visit Shenjiamen weather in November.

September and December showcase strikingly different weather patterns. In September, temperatures range from a minimum of 21°C (70°F) to a maximum of 29°C (85°F), creating a warm and humid environment with an average temperature of 26°C (78°F). The month also sees a significant amount of rainfall, with 172 mm (6.8 in) of precipitation over 14 days, contributing to the humidity level of 78%.

In contrast, December brings a dramatic drop in temperatures, with lows reaching -1°C (30°F) and highs averaging 19°C (67°F). The average temperature sits at 12°C (53°F), emphasizing the colder conditions. Precipitation decreases to 86 mm (3.4 in) over 11 days, and humidity slightly increases to 80%. For more detailed information, you can check Shenjiamen weather in December.

Compare Shenjiamen's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Shenjiamen

As September unfolds in Shenjiamen, the weather transitions into a mild embrace, offering a pleasant reprieve from the summer heat. With temperatures hovering in the comfortable mid-20s°C, the month is marked by a notable increase in precipitation, often transforming the landscape with refreshing showers. While humidity remains high at 78%, the overall climate creates a soothing atmosphere perfect for late summer activities. Though September may feature sporadic rainy days, its moderate warmth and lush surroundings make it a unique time to experience Shenjiamen's vibrant environment. For a deeper dive into what you can expect throughout the year, check out Shenjiamen Climate.