September Weather in Putuoshan, China

Last updated: August 21, 2025

In September, Putuoshan, China, experiences a mild climate with temperatures ranging from a pleasant 21°C (71°F) at night to a maximum of 29°C (84°F) during the day, averaging around 26°C (79°F). This month is marked by moderate humidity levels at 78%, creating a comfortable atmosphere for visitors. Rainfall is notable with 160 mm (6.3 in) of precipitation spread over 12 days, inviting lush greenery and vibrant landscapes. Travelers can expect a dynamic weather pattern that beautifully showcases the island's natural beauty while also preparing for occasional showers.

September Temperature in Putuoshan

In September, Putuoshan experiences a delightful transition as temperatures remain warm, with minimums around 21°C (71°F) and averages soaring to 26°C (79°F). The maximum temperatures hover around 29°C (84°F), providing a comfortable climate for visitors to explore the island's beautiful landscapes and cultural heritage. This month marks the tail end of summer, as the region gradually shifts towards the cooler autumn months, evident from the noticeable drop in daily temperatures compared to the preceding months. As the leaves begin to change, September's balmy weather invites outdoor activities, making it an ideal time to experience Putuoshan's serene atmosphere before the seasonal chill sets in.

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

The chart illustrates September temperature patterns in Putuoshan, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Putuoshan, 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).
JanFebMarAprMayJunJulAugSepOctNovDec494853596773798278716454
Data source: Temperature data for Putuoshan 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 Putuoshan

In September, Putuoshan experiences a notable uptick in precipitation, with 160 mm (6.3 in) of rain falling over 12 days. This month marks a transitional period as summer's warmth begins to wane, leading to increased moisture in the atmosphere. Compared to the previous months, September's rainfall is significant—surpassing August's 116 mm (4.6 in) and highlighting a shift toward the wetter fall season. This trend of rising precipitation culminates from a combination of lingering summer storms and the onset of autumnal weather patterns, indicating that visitors to Putuoshan can expect lush landscapes and vibrant greenery during this time.

September Precipitation Trends in Putuoshan

The chart displays monthly precipitation patterns in Putuoshan, 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 Putuoshan, September typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec6976112901902851581161601327473
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Putuoshan

In September, humidity in Putuoshan, China typically settles at 78%, marking a noticeable dip from the peak levels seen during the sweltering summer months. This decline from the 91% experienced in July and 88% in August signifies the transition into autumn, where the air begins to feel a bit crisper yet retains a significant moisture level. As the year progresses towards October, humidity slightly rises to 79%, suggesting a gradual return to the higher levels observed earlier in the year. Overall, September serves as a pivotal month, bridging the humid summer with the more temperate and stable conditions that characterize the ensuing fall.

September Average Humidity in Putuoshan

This chart illustrates the average monthly humidity levels in Putuoshan, 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 Putuoshan 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 Putuoshan

In Putuoshan, China, September marks a transition from the peak summer intensity as the UV Index sits at a notable 10, indicating a very high exposure category. This slight decrease from the extreme levels of 12 seen in the preceding months suggests a gradual easing of solar intensity, though caution is still necessary, with a burn time of just 15 minutes under optimal conditions. After a summer of persistent extremes, this trend highlights the importance of sun protection as the autumn months approach. With the UV Index expected to further decline in October, outdoor enthusiasts should stay informed about seasonal changes. For more details, visit Putuoshan UV Index.

Maximum UV Index Levels in Putuoshan for September

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

September in Putuoshan, China, offers a delightful blend of sunshine, with an impressive 270 hours of bright daylight that signals the transition into autumn. This month stands as a slight dip from the sun-drenched August, which records the year's peak at 325 hours. However, September maintains a considerable abundance of sunlight, reinforcing a trend of longer days leading up to the summer's end. As the year progresses, a consistent pattern emerges: from the winter months' modest offerings, the hours of sunshine steadily increase, peaking in mid-summer before gracefully tapering off in the fall. Overall, September retains a warm glow, inviting visitors to relish the enchanting landscapes of Putuoshan while the sun still casts its lingering rays.

Monthly Sunshine Duration in Putuoshan: September Highlighted

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

Chance of Sun in Putuoshan During September

In Putuoshan, China, September ushers in a notable transition in weather patterns, boasting a sunny chance of 49%. As summer wanes, the likelihood of bright, sunlit days begins to recover from the depths of mid-year gloom, where July and June saw a drop to just 18% and 22%, respectively. This resurgence signals a shift from the typically overcast summer months, making September a particularly appealing time for visitors eager to enjoy pleasant weather before autumn fully settles in. As the chance of sunshine rises closer to the year's start, with percentages hovering around 44% in October and 43% in November, this early fall month stands out as a bridge between the sweltering heat of summer and the crispness of fall.

Percentage of Sunny Days in September in Putuoshan

The chart illustrates the percentage of sunny days in Putuoshan 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 Putuoshan experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec51%42%30%38%24%22%18%34%49%44%43%47%
Data source: Putuoshan September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Putuoshan in September

In September, Putuoshan experiences a noticeable shift as daylight begins to wane, with the duration settling at 12 hours. This marks a subtle decline from the longer summer days enjoyed in June, when daylight peaked at an impressive 14 hours. As the island transitions from the vibrant warmth of summer, daylight hours are reminiscent of the spring months, showcasing a gradual descent towards winter. October will see this trend continue, dipping to 11 hours of light, but September’s lingering daylight still allows for ample opportunities to explore the natural beauty and cultural heritage that Putuoshan has to offer before the days grow shorter.

Average Daylight Hours in Putuoshan for September

The chart illustrates the variation in daylight duration in Putuoshan 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 24m10h 38m10h 14m
Data source: Putuoshan daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Putuoshan

In September, Putuoshan experiences a gentle average wind speed of 6.3 m/s (14 mph), maintaining a calm before the onset of the autumn breezes. Following a lively July, where winds peaked at 8.5 m/s (19 mph), September's winds shift to a more moderate rhythm, reminiscent of spring's soft caresses. This slight dip continues a trend seen since summer, where winds consistently range between 6.0 to 6.4 m/s in the preceding months, signaling the transition into a more tranquil time of year. As the island prepares for the crispness of October's 7.0 m/s (16 mph) winds, September offers a perfect balance, combining serenity with the anticipation of cooler days ahead.

Average September Wind Speed in Putuoshan

The chart displays monthly wind speed patterns in Putuoshan, 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.
JanFebMarAprMayJunJulAugSepOctNovDec7.26.46.05.75.94.68.56.46.3 m/s7.06.96.5
Data source: Putuoshan September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Putuoshan Compares to Other Months

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

September weather is characterized by warm temperatures, with minimums around 21°C (71°F) and averages peaking at 26°C (79°F), while the maximum can reach 29°C (84°F). This month also sees significant precipitation, totaling 160 mm (6.3 in) over approximately 12 days, accompanied by high humidity at 78%. In stark contrast, January experiences much cooler conditions, with minimum temperatures dropping to -2°C (28°F) and an average of just 9°C (49°F), while highs reach only 17°C (62°F). Precipitation is considerably lower in January, at 69 mm (2.7 in) over about 8 days, and humidity is slightly reduced at 68%. For more insights into the weather during this month, check out Putuoshan weather in January.

The weather in September is notably warmer than in February, with temperatures ranging from a minimum of 21°C (71°F) to a maximum of 29°C (84°F), compared to February's much cooler range of 3°C (37°F) to 14°C (58°F). September also experiences higher humidity at 78% and significantly more precipitation, totaling 160 mm (6.3 in) over 12 days, while February sees less rainfall at 76 mm (3.0 in) across 10 days. These differences highlight the transition from the warm late summer to the chilly early spring conditions. For a more detailed look at February weather, you can visit Putuoshan weather in February.

The weather in September is notably warmer compared to March, with average temperatures soaring to 26°C (79°F) and maximums reaching 29°C (84°F), while March experiences much cooler temperatures, with an average of just 11°C (53°F) and maximums of 17°C (62°F). Additionally, September sees higher precipitation levels at 160 mm (6.3 in) across 12 rainy days, compared to March's 112 mm (4.4 in) spread over 14 days. Humidity remains relatively consistent, with September at 78% and March slightly higher at 80%. For more insights on the specific weather conditions in March, check out Putuoshan weather in March.

September and April present a stark contrast in weather conditions. In September, temperatures are significantly warmer, with a minimum of 21°C (71°F) and an average high of 29°C (84°F), compared to April's cooler range of 10°C (50°F) to a maximum of 19°C (67°F). Additionally, September experiences higher precipitation levels, with 160 mm (6.3 in) falling over 12 days, while April sees less rain at 90 mm (3.5 in) over 9 days. Humidity also differs, being slightly lower in September at 78% compared to April's 86%. For a detailed look at the weather specifics for this spring month, check out Putuoshan weather in April.

In September, the weather tends to be warmer than in May, with average temperatures reaching around 26°C (79°F) compared to May's average of 19°C (67°F). The maximum temperature in September can hit 29°C (84°F), while in May it peaks at 23°C (74°F). However, September also sees a substantial amount of precipitation, with 160 mm (6.3 in) falling over 12 days, slightly less than May's 190 mm (7.5 in) during the same number of days. Additionally, humidity is marginally lower in September at 78%, compared to 88% in May. For a more detailed look at the weather conditions during this month, you can check Putuoshan weather in May.

In June, the weather typically features slightly cooler temperatures compared to September, with minimums around 19°C (67°F) and maximums reaching 27°C (81°F), averaging at 23°C (74°F). However, June experiences significantly higher precipitation, with 285 mm (11.2 in) over approximately 15 days, coupled with a humidity level of 89%. In contrast, September boasts warmer temperatures, with a minimum of 21°C (71°F) and a maximum reaching 29°C (84°F), averaging 26°C (79°F). Despite this increase in warmth, September has lower precipitation levels, totaling 160 mm (6.3 in) across 12 days, and slightly lower humidity at 78%. For more detailed insights into weather conditions, you can refer to Putuoshan weather in June.

In comparing the weather between September and July, both months exhibit similar average temperatures, hovering around 26°C (79°F). However, September tends to be slightly cooler at the minimum temperature of 21°C (71°F) compared to July's warmer low of 23°C (73°F). Rainfall is comparable, with September receiving 160 mm (6.3 in) over 12 days and July a slightly lower 158 mm (6.2 in) across 10 days. Humidity levels are notably higher in July at 91%, while September sees a more comfortable 78%. For more specific details about weather conditions, you can refer to Putuoshan weather in July.

September's weather presents a slight cooling trend compared to August, with average temperatures dropping from 28°C (82°F) in August to 26°C (79°F) in September. While the maximum temperature only slightly declines from 30°C (86°F) to 29°C (84°F), September experiences more frequent rainfall, totaling 160 mm (6.3 in) over 12 days, compared to 116 mm (4.6 in) over just 8 days in August. Additionally, humidity levels remain high in both months, but are slightly lower in September at 78% compared to August's 88%. For those looking to explore the area during this time, more detailed weather information can be found at Putuoshan weather in August.

In September, the weather tends to be warmer, with average temperatures around 26°C (79°F) and maximums reaching up to 29°C (84°F). However, this month also experiences higher precipitation levels, totaling 160 mm (6.3 in) over 12 days, coupled with a humidity level of 78%. In contrast, October sees a slight drop in both temperature and precipitation, with average temperatures declining to 22°C (71°F) and maximums around 28°C (82°F). The rainfall in October reduces to 132 mm (5.2 in) across 9 days, with humidity remaining similar at 79%. For more details about the October weather in this region, visit Putuoshan weather in October.

September typically experiences warmer temperatures, with averages around 26°C (79°F) and maxima reaching up to 29°C (84°F), while November sees a significant drop, with average temperatures around 18°C (64°F) and highs of only 22°C (73°F). Additionally, September is characterized by higher rainfall, receiving about 160 mm (6.3 in) over 12 days, whereas November is much drier, with only 74 mm (2.9 in) over 9 days. The humidity in November remains relatively high at 80%, only slightly above September's 78%, but the cooler temperatures create a distinct change in the overall feel of the weather. For more details on the weather in November, visit Putuoshan weather in November.

September typically features warmer weather than December, with average temperatures ranging from a minimum of 21°C (71°F) to a maximum of 29°C (84°F). In contrast, December temperatures drop significantly, averaging between 0°C (32°F) and 20°C (68°F). September is also characterized by higher precipitation levels of 160 mm (6.3 in) over approximately 12 days, while December sees much less rain at 73 mm (2.9 in) across about 10 days. Humidity remains relatively high in both months, with September at 78% and December slightly higher at 80%. For more specific details on weather in December, you can refer to Putuoshan weather in December.

Compare Putuoshan's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Putuoshan

September in Putuoshan marks a transition into the enchanting autumn months, where the warmth of summer still lingers. With comfortable average temperatures and occasional rainy days, this month sets itself apart from the more extreme heat of July and August. Humidity levels remain high, contributing to a lush landscape and a dynamic atmosphere, yet the overall conditions become gradually more pleasant. As the month unfolds, visitors can enjoy the beauty of nature while experiencing the unique climate that only September offers. For a deeper understanding of the weather patterns and what to expect throughout the year, visit Putuoshan Climate.