September Weather in Futu, China

Last updated: August 21, 2025

In September, Futu, China experiences a vibrant transition into autumn, characterized by a maximum temperature reaching a sizzling 37°C (98°F) and a comforting average of 25°C (78°F). The minimum temperature dips to a mild 17°C (62°F), providing a delightful range for outdoor activities. The month also witnesses a significant precipitation amount of 113 mm (4.5 in) over 12 days, contributing to the region's lush greenery. With a humidity level of 66%, the air is often thick yet refreshing, creating a unique ambiance that showcases the beauty of late summer in this charming Chinese locale.

September Temperature in Futu

September in Futu, China marks a transition into the cooler autumn months, with temperatures reflecting a pleasant balance between warmth and freshness. The month begins with minimums around 17°C (62°F), gradually rising to a comfortable average of 25°C (78°F). Daytime highs can reach up to 37°C (98°F), echoing the lingering summer heat. As the month progresses, this pattern hints at the cooling trend that will continue into October, when the average dips significantly. This gradual decline from the balmy summer warmth makes September an inviting time for outdoor adventures, as the region begins to embrace the beauty of the fall season.

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

The chart illustrates September temperature patterns in Futu, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Futu, 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).
JanFebMarAprMayJunJulAugSepOctNovDec424555647379848477655645
Data source: Temperature data for Futu generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in Futu

In September, Futu, China experiences a notable shift in precipitation patterns, receiving 113 mm (4.5 in) of rain over 12 days. This level of rainfall marks a drop from the peak of the wet season in July, where the region is drenched by 287 mm (11.3 in). As summer transitions into autumn, September's precipitation serves as a gentle reminder of the monsoon's retreat, with rain showers becoming less frequent yet still vital for sustaining the lush landscape. The month also sets the stage for the drier months ahead, as October and November see a significant decrease in both rainfall and the number of wet days. This gradual decline emphasizes the shifting seasons, highlighting the importance of September as a pivotal moment in Futu's climatic cycle.

September Precipitation Trends in Futu

The chart displays monthly precipitation patterns in Futu, 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 Futu, September typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec5985149157178217287147113484636
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Futu

In Futu, China, September marks a notable dip in humidity, dropping to 66%, the lowest level of the year. This decrease follows a summer of heightened moisture, where humidity peaked at 89% in July. After consistently high readings throughout the warmer months, September's decline signals a transition into autumn, leading to a more comfortable climate. As the year progresses, humidity gradually rises again, with October at 68% and November at 77%, creating a rhythmic fluctuation that characterizes Futu’s climate. The coolness of fall seems to be a welcome relief after the humidity-laden summer, setting the stage for the crisp air of winter ahead.

September Average Humidity in Futu

This chart illustrates the average monthly humidity levels in Futu, 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 Futu is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec69%71%83%86%85%86%89%85%66%68%77%78%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Futu

In September, Futu, China, experiences a UV Index of 10, classified under the very high exposure category, requiring a careful approach to sun safety with a burn time of just 15 minutes. This month's UV levels reflect a slight decrease from the extreme conditions observed during the summer months of June through August, which consistently reached a peak of 12. As the sun’s intensity begins to wane with the onset of fall, September still demands vigilance in sun protection. Notably, this transition continues into October, where the UV Index remains at 8, allowing residents to enjoy outdoor activities while still taking precautions. For more detailed information on UV exposure trends, visit Futu UV Index.

Maximum UV Index Levels in Futu for September

The chart shows the monthly maximum UV Index (UVI) for Futu 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 Futu typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec578101012121210864
Data source: Futu 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 Futu

In Futu, China, September offers a delightful retreat with 260 hours of sunshine, marking a notable shift from the peak of summer. The sunshine hours typically rise during the warmer months, with July and August basking in a remarkable 297 and 308 hours respectively. This bright summer climax transitions gracefully into September, which maintains a commendable amount of sunshine before the days begin to shorten with the onset of autumn. Notably, from May onwards, the city enjoys an impressive surge in daylight, peaking in the height of summer and beginning a gentle decline into the cooler months. Even as October approaches with 217 hours, September's glow remains a cherished highlight of the year, ushering in a softer, yet still vibrant, climate.

Monthly Sunshine Duration in Futu: September Highlighted

The September sunshine duration represents the total number of hours Futu 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.
JanFebMarAprMayJunJulAugSepOctNovDec155h201h218h238h274h268h297h308h260h217h215h213h
Data source: Futu September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Futu During September

As summer transitions into autumn, September in Futu, China, offers a delightful boost in sunshine, boasting a 61% chance of clear skies. This marks a significant uptick compared to the preceding months, where sunny days linger around 30% and lower. After a gradual increase from the dreary days of July and August, September emerges as a prime opportunity to savor warmer, sun-filled afternoons. Interestingly, the sun's presence remains robust through October and November, suggesting that the tail end of the year may continue to bring pleasant weather before winter sets in. So, if you're planning a visit or outdoor activities, September delivers a compelling reason to bask in the beauty of Futu's sunny disposition!

Percentage of Sunny Days in September in Futu

The chart illustrates the percentage of sunny days in Futu 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 Futu experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec49%39%23%17%22%24%30%33%62%41%57%62%
Data source: Futu September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Futu in September

In Futu, China, September marks a transitional shift in daylight duration, with the sun illuminating the landscape for 12 hours each day. As summer wanes, this month signifies a gradual decline in daylight, contrasting with the peak of 14 hours experienced in June. The trend reflects a steady increase in daylight from 10 hours in January, peaking in the summer months, and then gently retreating as the year progresses. With September's balanced 12 hours of daylight, residents can relish the lingering warmth of summer while anticipating the shorter days of autumn. This rhythm of daylight not only influences daily activities but also evokes a natural sense of change as the seasons shift.

Average Daylight Hours in Futu for September

The chart illustrates the variation in daylight duration in Futu 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 2m13h 50m13h 10m12h 19m11h 24m10h 37m10h 13m
Data source: Futu daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Futu

In Futu, China, the September wind brings a gentle breeze, with an average wind speed of 2.0 m/s (5 mph). This month marks a slight uptick from the calmness of the summer, where winds reached a low of 1.8 m/s in August, indicating a subtle shift towards the more robust winds of autumn. Interestingly, as we move into fall, the wind speeds tend to stabilize at around 2.2 m/s in both October and November, reflecting a consistent pattern of refreshing gusts as the year draws to a close. Overall, September serves as a transitional period, bridging the quieter summer months with the invigorating winds that characterize the upcoming fall season.

Average September Wind Speed in Futu

The chart displays monthly wind speed patterns in Futu, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2.22.22.32.12.11.92.31.82.0 m/s2.22.31.9
Data source: Futu September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Futu Compares to Other Months

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

In September, temperatures soar with a minimum of 17°C (62°F) and daily averages around 25°C (78°F), peaking at a scorching 37°C (98°F). The month experiences higher precipitation, with around 113 mm (4.5 in) falling over 12 days, contributing to a relatively humid atmosphere at 66%. In contrast, January presents a stark cooling, with a minimum temperature plummeting to -7°C (20°F) and an average of just 5°C (42°F), while the maximum reaches a mild 19°C (67°F). Precipitation is lighter in this winter month, totaling 59 mm (2.3 in) over 8 days, accompanied by a slightly higher humidity level of 69%. For a more detailed look at the weather during this chilly month, visit Futu weather in January.

September and February present stark contrasts in weather. In September, temperatures range from a mild 17°C (62°F) at night to a scorching 37°C (98°F) during the day, with an average of 25°C (78°F). The month experiences significant rainfall, totaling 113 mm (4.5 in) over approximately 12 days and maintaining a humidity level of 66%. In contrast, February features a much cooler climate, with temperatures dipping to a minimum of -4°C (25°F) and only reaching a maximum of 26°C (79°F), averaging around 7°C (46°F). This month brings less rainfall at 85 mm (3.3 in) over 11 days, accompanied by higher humidity at 71%. For a detailed look at February's weather, check out Futu weather in February.

In September, the weather tends to be much warmer, with temperatures ranging from a minimum of 17°C (62°F) to a maximum of 37°C (98°F) and an average of 25°C (78°F). With 113 mm (4.5 in) of precipitation over about 12 days, humidity levels reach around 66%, creating a balmy atmosphere. In contrast, March experiences cooler temperatures, with a minimum of 3°C (37°F), an average of 13°C (56°F), and a maximum of 30°C (85°F). March sees slightly higher precipitation at 149 mm (5.9 in) spread over 15 days, with increased humidity at 83%. For more detailed insights into the weather in March, you can check Futu weather in March.

September and April present contrasting weather patterns. In September, temperatures typically range from a minimum of 17°C (62°F) to a maximum of 37°C (98°F), with an average of 25°C (78°F). The month sees a moderate amount of precipitation, totaling 113 mm (4.5 inches) over 12 days, coupled with a humidity level of 66%. In contrast, April is noticeably cooler, with temperatures ranging from a minimum of 6°C (43°F) to a maximum of 33°C (93°F) and an average of 18°C (64°F). It experiences higher precipitation, totaling 157 mm (6.2 inches) over the same number of days, and elevated humidity at 86%. For a closer look at April's weather, you can explore Futu weather in April.

In comparing September and May weather, we observe that September generally experiences warmer temperatures, with average highs reaching 37°C (98°F) compared to May's maximum of 35°C (95°F). However, May tends to be more humid, with humidity levels averaging around 85% compared to September's 66%. Additionally, May receives more precipitation, totaling 178 mm (7.0 in) over 14 days, while September sees 113 mm (4.5 in) over 12 days. Both months offer a unique climate experience, with September showcasing hotter days and May delivering a more humid atmosphere with increased rainfall. For more detailed information, check out Futu weather in May.

In comparing the weather of September and June, we see some notable differences. September typically experiences milder temperatures, with averages around 25°C (78°F) and a maximum of 37°C (98°F), while June shows a slightly higher average of 26°C (79°F) and a maximum of 36°C (97°F). Humidity levels are also lower in September at 66%, compared to June's more humid atmosphere at 85%. However, June receives significantly more rainfall, with 217 mm (8.5 in) over 16 days, compared to September’s 113 mm (4.5 in) over 12 days. For a detailed look at June's weather, you can visit Futu weather in June.

When comparing the weather in September with that of July, several notable differences emerge. September generally sees milder temperatures, with average highs around 25°C (78°F) compared to July’s higher average of 29°C (84°F). Additionally, July experiences significantly more precipitation, totaling 287 mm (11.3 in) over 17 days, while September has a much lower total of 113 mm (4.5 in) across 12 days. Humidity levels further highlight the contrast, with July being quite humid at 89%, in contrast to September's relatively lower humidity of 66%. For a more detailed look at July's weather, you can check Futu weather in July.

In August, the weather was warmer on average, with temperatures ranging from a minimum of 21°C (70°F) to a maximum of 37°C (99°F) and an average of 29°C (85°F). This month also saw higher humidity levels at 85% and more frequent rain, totaling 146 mm (5.8 in) over 15 days. Conversely, September brought slightly cooler temperatures, with a minimum of 17°C (62°F) and an average of 25°C (78°F), while experiencing less precipitation at 113 mm (4.5 in) over 12 days. Humidity levels also decreased to 66%, making September feel more comfortable than its predecessor. For a detailed look at the weather in August, visit Futu weather in August.

In September, the weather tends to be quite warm with average temperatures reaching 25°C (78°F) and peaks soaring up to 37°C (98°F). The month also experiences significant rainfall, totaling 113 mm (4.5 in) across 12 days, accompanied by a humidity level of 66%. In contrast, October brings a noticeable drop in temperatures, with averages falling to 19°C (66°F) and a maximum of 35°C (96°F). Precipitation decreases sharply to 48 mm (1.9 in) over just 7 days, and while humidity slightly increases to 68%, the overall climate feels much cooler and drier. For more insights on the weather in October, you can check out the details here: Futu weather in October.

September and November present strikingly different weather conditions. In September, temperatures can soar, with a minimum of 17°C (62°F) and a maximum reaching up to 37°C (98°F), averaging around 25°C (78°F). Precipitation is notably high at 113 mm (4.5 in) over 12 days, accompanied by a humidity level of 66%. In contrast, November experiences much cooler temperatures, with a minimum of 3°C (38°F) and an average of 13°C (57°F), peaking at 27°C (81°F). Rainfall is significantly less, totaling 46 mm (1.8 in) across 8 days, while humidity rises to 77%. For a more detailed look at the November weather, you can check this link: Futu weather in November.

September and December present a stark contrast in weather conditions. In September, temperatures range from a mild 17°C (62°F) to a scorching high of 37°C (98°F), with an average of 25°C (78°F). The month sees substantial precipitation, totaling 113 mm (4.5 in), across 12 days, with humidity lingering around 66%. In contrast, December's temperatures drop significantly, with a minimum of -3°C (27°F) and a maximum of only 19°C (66°F), averaging just 7°C (45°F). Precipitation decreases to 36 mm (1.4 in) over six days, and humidity rises to 78%. Such differences highlight the transition from the warmth and moisture of early autumn to the chill and dryness of winter. For more details on weather in December, visit Futu weather in December.

Compare Futu's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Futu

As September unfolds in Futu, the weather begins to transition, offering a blend of lingering warmth and refreshing breezes. Unlike the sweltering peak summer months, temperatures cool to a more comfortable average, while the humidity remains moderate, creating a pleasant atmosphere for outdoor activities. Rainfall sees an uptick, with several days of precipitation adding to the lush greenery typical of the season. This refreshing shift not only enriches the landscape but also heralds the gradual approach of autumn, making September a unique and inviting time to experience the charm of Futu. For a deeper dive into the climatic nuances of this region, explore Futu Climate.