September Weather in Jinjiang, China

Last updated: August 21, 2025

September in Jinjiang, China offers a dynamic weather experience, with temperatures ranging from a minimum of 17°C (63°F) to a sweltering maximum of 39°C (102°F). The average temperature hovers around a comfortable 28°C (82°F), making it ideal for both outdoor activities and relaxation. However, prepare for scattered showers, as the month sees 84 mm (3.3 in) of precipitation over approximately 9 days. With a humidity level of 73%, the air can feel quite tropical, accentuating the region's vibrant summer atmosphere.

September Temperature in Jinjiang

In September, Jinjiang experiences a delightful transition as temperatures begin to cool from the sweltering summer heat. The minimum temperature sits comfortably at 17°C (63°F), while the average climbs to a warm 28°C (82°F), allowing for pleasant outdoor activities. However, the days can still reach a peak of 39°C (102°F), reminiscent of the sweltering heights seen in August. This month marks a gentle decline in the extreme temperatures that define the peak summer months, while maintaining enough warmth to enjoy the lingering sunshine. With the arrival of more moderate conditions, September serves as an inviting prelude to the refreshing fall weather on the horizon.

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

The chart illustrates September temperature patterns in Jinjiang, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Jinjiang, 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).
JanFebMarAprMayJunJulAugSepOctNovDec464959677581868882706049
Data source: Temperature data for Jinjiang 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 Jinjiang

In September, Jinjiang experiences a notable shift in precipitation, receiving 84 mm (3.3 in) of rain over 9 days. This marks a significant decrease compared to the heavier summer months, especially June, which sees a peak of 452 mm (17.8 in). As the weather transitions towards autumn, September's rainfall contributes to an overall trend of diminishing precipitation as the year progresses. The lower precipitation levels, however, still play a vital role in supporting the local ecosystem, as the country prepares for drier months ahead.

September Precipitation Trends in Jinjiang

The chart displays monthly precipitation patterns in Jinjiang, 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 Jinjiang, September typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec719821921128345231811785468357
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Jinjiang

In September, Jinjiang, China, experiences a noticeable dip in humidity, with levels averaging around 73%. This marks a significant decline from the peak summer months, where humidity soars to around 90% in July. Following the humid months of April through August, September offers a slight reprieve, making the transition into autumn more comfortable. As the year progresses, humidity levels remain relatively stable in October before rising again in November, suggesting a seasonal cycle that brings a refreshing change after the sweltering summer months. Overall, September stands out as a month of balance, where humidity levels settle to more moderate figures, providing a pleasant atmosphere for residents and visitors alike.

September Average Humidity in Jinjiang

This chart illustrates the average monthly humidity levels in Jinjiang, 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 Jinjiang is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec69%73%82%86%86%86%90%86%73%73%80%79%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Jinjiang

In September, Jinjiang experiences a very high UV Index of 10, indicating that sun protection is strongly advised for outdoor activities. This slight dip from August's peak of 12 demonstrates a gradual transition into the fall season, yet the risk of harm from unprotected sun exposure remains significant, with a burn time of only 15 minutes. As the year progresses, it's apparent that UV levels in Jinjiang are particularly severe from May through August, reaching an extreme rating—underscoring the need for vigilant sun safety. As residents and visitors plan their outings, understanding these UV trends is vital to ensure skin protection and overall well-being. For more detailed information, check the Jinjiang UV Index.

Maximum UV Index Levels in Jinjiang for September

The chart shows the monthly maximum UV Index (UVI) for Jinjiang 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 Jinjiang typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec6710101112121210975
Data source: Jinjiang 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 Jinjiang

As summer winds down in Jinjiang, September ushers in a beautiful transition marked by 276 hours of sunshine, a notable shift from the peak of 313 hours in August. This month retains a generous amount of daylight, demonstrating that while the days are getting shorter, they still shine bright. Following the summer’s exuberant sun, September's hours reflect a graceful decline yet remain higher than what is seen earlier in the year. Notably, the total sunshine in September sets a favorable tone for the upcoming months, paving the way for a gentle autumn as the city embraces the cooler temperatures and the vibrant hues of fall, all while basking in the warmth of lingering daylight.

Monthly Sunshine Duration in Jinjiang: September Highlighted

The September sunshine duration represents the total number of hours Jinjiang 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.
JanFebMarAprMayJunJulAugSepOctNovDec165h194h201h238h282h252h302h313h276h238h216h217h
Data source: Jinjiang September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Jinjiang During September

September in Jinjiang, China, boasts a notable 68% chance of sunny weather, making it one of the brightest months in the year. This significant likelihood of sunshine stands in stark contrast to the preceding summer months, particularly June and July, which see much lower probabilities of clear skies at 15% and 24%, respectively. As autumn approaches, September emerges as a vector of change, offering a delightful mix of warmth and brightness, culminating in a peak opportunity for outdoor activities. The trend of increasing sunshine continues into October, albeit with a drop to 38%, but September clearly establishes itself as a standout month for sunny weather in Jinjiang.

Percentage of Sunny Days in September in Jinjiang

The chart illustrates the percentage of sunny days in Jinjiang 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 Jinjiang experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec59%36%25%19%20%15%24%30%68%38%48%54%
Data source: Jinjiang September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Jinjiang in September

In September, Jinjiang, China enjoys a delightful 12 hours of daylight, marking a subtle transition from the vibrant summer months. As the year progresses from January's 10 hours of daylight to September's peak during the summer, a noticeable trend emerges: longer days give way to shorter ones as autumn approaches. This gradual decrease is characteristic of Jinjiang, where daylight duration peaks in the summer months of May to August, all boasting a consistent 13 hours. By October, the daylight dips back to 11 hours, hinting at the early onset of winter. As each month unfolds, residents experience a rhythmic shift in daylight that beautifully reflects the changing seasons.

Average Daylight Hours in Jinjiang for September

The chart illustrates the variation in daylight duration in Jinjiang throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 32m11h 10m11h 59m12h 50m13h 33m13h 54m13h 44m13h 6m12h 18m11h 27m10h 43m10h 20m
Data source: Jinjiang daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Jinjiang

In September, Jinjiang experiences a gentle shift in its wind dynamics, with an average wind speed of 2.0 m/s (4 mph). This marks a slight decrease from the summer highs of 2.6 m/s in July but remains consistent with the lighter breezes seen in June and August. As the month transitions into autumn, the winds begin to calm, reflecting a notable trend of lower speeds as the region moves from the vibrant summer months toward cooler fall days. The consistency around the 2.0 m/s mark in September hints at a serene atmosphere, perfect for enjoying the lush landscapes and picturesque scenery that Jinjiang has to offer during this time of year.

Average September Wind Speed in Jinjiang

The chart displays monthly wind speed patterns in Jinjiang, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2.32.12.12.22.22.02.61.92.0 m/s2.62.02.1
Data source: Jinjiang September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Jinjiang Compares to Other Months

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

September and January present strikingly different weather patterns. In September, temperatures soar with a minimum of 17°C (63°F) and an average high of 28°C (82°F), but can even reach up to 39°C (102°F), creating a hot and humid atmosphere with an average humidity of 73% and 84 mm of precipitation over 9 days. In contrast, January experiences a much colder climate, with temperatures dropping to a minimum of -5°C (23°F) and an average of 8°C (47°F), peaking at 25°C (77°F). The precipitation in January is slightly lower at 71 mm over 8 days, accompanied by a humidity level of 69%. For more details on January's climate, you can check Jinjiang weather in January.

September and February present stark contrasts in weather conditions. In September, temperatures range from a minimum of 17°C (63°F) to a scorching maximum of 39°C (102°F), with an average of 28°C (82°F). The month experiences significant rainfall, totaling 84 mm (3.3 in) over about 9 days, all while maintaining a consistent humidity level of 73%. In contrast, February features much cooler temperatures, with a range from a chilly -4°C (25°F) to a mild maximum of 27°C (81°F), averaging around 10°C (50°F). This month also sees increased precipitation, accumulating 98 mm (3.9 in) over 12 days, yet, intriguingly, the humidity remains the same at 73%. For more detailed insights on February's conditions, check out Jinjiang weather in February.

September weather is characterized by warm temperatures, with averages around 28°C (82°F) and maximums reaching up to 39°C (102°F). While it is relatively hot, the month still experiences some rainfall, totaling 84 mm (3.3 in) across about 9 days. In contrast, March brings a cooler climate, with average temperatures dropping to 15°C (59°F) and daily lows hitting around 4°C (39°F). This month sees significantly higher precipitation, averaging 219 mm (8.6 in) over approximately 17 days, and a humidity of 82%. To learn more about Jinjiang's conditions in March, you can visit Jinjiang weather in March.

September and April showcase distinct climatic characteristics. In September, temperatures typically range from a minimum of 17°C (63°F) to a scorching maximum of 39°C (102°F), with an average temperature around 28°C (82°F). The month sees 84 mm (3.3 in) of precipitation spread over about 9 days, accompanied by a humidity level of 73%. In contrast, April experiences much cooler weather, with minimum temperatures dropping to 6°C (43°F) and maximums reaching 34°C (94°F). The average temperature settles at 19°C (67°F), but this month is significantly wetter, yielding 211 mm (8.3 in) of rainfall over 16 days and a higher humidity at 86%. For more details, you can explore Jinjiang weather in April.

September and May present distinctly different weather patterns. In September, the temperatures range from a minimum of 17°C (63°F) to a maximum of 39°C (102°F), with an average of 28°C (82°F). The month experiences moderate rainfall, totaling 84 mm (3.3 in) over about 9 days, and humidity levels hover around 73%. In contrast, May features cooler temperatures with a minimum of 12°C (54°F) and an average of 24°C (76°F), peaking at 37°C (98°F). However, it is significantly wetter, with precipitation reaching 283 mm (11.1 in) over 17 days and higher humidity at 86%. For more detailed insights on May weather, visit Jinjiang weather in May.

In comparing the weather of September and June, we observe notable differences in temperature and precipitation. September sees a minimum temperature of 17°C (63°F) and averages around 28°C (82°F), peaking at 39°C (102°F), while June tends to offer slightly warmer mornings at a minimum of 18°C (64°F) and an average of 27°C (81°F), with a maximum of 37°C (98°F). However, June is significantly wetter, experiencing 452 mm (17.8 in) of rainfall over 21 days, compared to September's 84 mm (3.3 in) over just 9 days. Additionally, humidity levels are higher in June at 86%, compared to September's 73%. For a detailed look at June weather patterns, refer to Jinjiang weather in June.

When comparing the weather in September to July, notable differences emerge. September typically experiences slightly cooler temperatures with a minimum of 17°C (63°F), an average of 28°C (82°F), and a maximum of 39°C (102°F). In contrast, July sees higher temperatures, with a minimum of 22°C (71°F), an average of 30°C (87°F), and a peak of 39°C (103°F). Moreover, July is characterized by much heavier precipitation, accumulating 318 mm (12.5 inches) over 15 days, compared to September's 84 mm (3.3 inches) over just 9 days. Humidity levels are also higher in July at 90%, compared to September’s 73%. For more insight on July weather specifics, check out Jinjiang weather in July.

In comparing the weather of September and August, we see some notable differences. September experiences slightly cooler temperatures, with minimums of 17°C (63°F) compared to August's 24°C (75°F), and an average temperature of 28°C (82°F) versus August's 31°C (88°F). However, both months can peak at similar maximums, reaching up to 39°C (102°F) in September and 39°C (103°F) in August. Precipitation also varies, with September receiving 84 mm (3.3 in) over 9 days, while August sees a higher total of 117 mm (4.6 in) spread across 13 days. Humidity is notably higher in August at 86% compared to 73% in September. For more detailed information on August weather, check out Jinjiang weather in August.

September typically sees warmer temperatures, with minimums around 17°C (63°F) and average highs reaching up to 39°C (102°F). It also experiences more rainfall, totaling 84 mm (3.3 in) over 9 days. In contrast, October brings a noticeable drop in temperature, with a minimum of 11°C (51°F) and average highs around 36°C (98°F). While rainfall decreases to 45 mm (1.8 in) over just 6 days, humidity remains consistent at 73%. For more detailed insights, you can check Jinjiang weather in October.

September and November present contrasting weather conditions. In September, temperatures are significantly warmer, with a minimum of 17°C (63°F) and an average high of 39°C (102°F), making it feel much hotter due to 73% humidity. The month sees about 84 mm (3.3 in) of rain over 9 days. In stark contrast, November experiences much cooler temperatures, with a minimum of just 3°C (38°F) and an average high of 30°C (86°F). Despite a similar amount of precipitation (83 mm or 3.3 in) over the same number of days, November's humidity increases slightly to 80%. For more details, check out Jinjiang weather in November.

September and December showcase a striking contrast in weather. In September, temperatures soar with a minimum of 17°C (63°F) and can reach up to 39°C (102°F), while the average temperature hovers around a warm 28°C (82°F). This month also experiences higher humidity at 73% and significant rainfall, totaling 84 mm over 9 days. In contrast, December offers a much cooler climate, with temperatures ranging from a chilly -2°C (29°F) to a maximum of 26°C (79°F), and an average of 10°C (50°F). Precipitation in December is lighter at 57 mm, also spread over 9 days, alongside slightly higher humidity at 79%. For more details on December weather, you can check Jinjiang weather in December.

Compare Jinjiang's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Jinjiang

As September unfolds in Jinjiang, the weather showcases a unique transition compared to the sultry summer months. With a remarkable maximum temperature reaching up to 39°C, the summer heat lingers, but the average drops to a more comfortable 28°C, inviting a breath of relief. This month also experiences a notable increase in rainfall, totaling 84 mm over 9 days, which contributes to a humidity level of 73%. The combination of warm days and refreshing showers creates a dynamic climate, making September a wonderful time to experience the lush landscapes of Jinjiang. To explore more about its captivating weather patterns, visit Jinjiang Climate.