October Weather in Changshu, China

Last updated: August 21, 2025

In October, Changshu, China experiences a delightful transition into autumn, characterized by a maximum temperature reaching 33°C (91°F) and an average of 19°C (66°F). With minimum temperatures cooling to 8°C (46°F), the climate remains comfortable and refreshing. This month witnesses a moderate precipitation total of 46 mm (1.8 in) over approximately 7 days, contributing to an overall humidity level of 80%. As the city embraces the seasonal shift, outdoor activities remain appealing, providing a perfect backdrop for exploring the scenic beauty of Changshu during this vibrant time of year.

October Temperature in Changshu

As October arrives in Changshu, China, the temperatures experience a pleasant transition into autumn. With a minimum of 8°C (46°F) and a comfortable average of 19°C (66°F), residents and visitors alike can enjoy the mild weather. The month peaks with a maximum temperature of 33°C (91°F), indicating that summer's warmth lingers but begins to fade. This progressive cooling from the sweltering heat of previous months offers a refreshing change, as the city moves away from the excessive highs of July and August. The shift in climate is a gentle herald of winter's approach, encouraging outdoor activities amidst the crisp air and colorful foliage.

October Weather in Changshu: Daily Temperature Highs, Lows, and Averages

The chart illustrates October temperature patterns in Changshu, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Changshu, October 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).
JanFebMarAprMayJunJulAugSepOctNovDec414353617177838477665645
Data source: Temperature data for Changshu 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.

October Precipitation in Changshu

In October, Changshu experiences a notable dip in precipitation, receiving just 46 mm (1.8 in) of rain over seven days. This marks a significant decrease from the earlier months, particularly the wet summer, where rainfall peaked at 256 mm in July and 161 mm in June. As the autumn progresses, October serves as a transition, signaling the shift towards drier conditions leading into winter. With fewer rainy days compared to the preceding months, it's an ideal time to enjoy the crisp fall air and vibrant foliage without the frequent interruptions of rain.

October Precipitation Trends in Changshu

The chart displays monthly precipitation patterns in Changshu, with values for each month alongside October’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how October’s conditions compare to those of other months. In Changshu, October typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec54566873120161256154134464442
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in Changshu

As autumn settles in, October in Changshu, China, experiences a humidity level of 80%, marking a slight decrease from the sweltering summer months. Humidity has been on a generally upward trend from January's 70% to July's peak at 93%, revealing the oppressive nature of the hotter months. Following this peak, September sees a notable dip to 81%, and October continues this decline, suggesting a gradual transition into the drier, cooler months of late fall. The humidity in October retains a lingering warmth, hinting at the remnants of summer while setting the stage for the wetter conditions of November, which rises again to 82%. This fluctuation illustrates Changshu's dynamic climate, where the onset of autumn brings a welcome respite from the summer's humidity, yet still maintains a level of moisture in the air.

October Average Humidity in Changshu

This chart illustrates the average monthly humidity levels in Changshu, with October’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In October, average humidity in Changshu is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec70%73%81%87%87%89%93%91%81%80%82%77%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Changshu

In October, Changshu experiences a UV Index of 8, categorizing it as very high and indicating a burn time of only 15 minutes. This marks a gradual decline from the extreme levels seen in the summer months, yet it's essential to remain cautious as the sun's rays can still deliver considerable intensity. Following a pattern from earlier in the year, October's UV Index reflects a trend of diminishing sun strength as the region transitions into fall, but vigilance is still warranted to prevent skin damage. For more detailed information on UV exposure in Changshu, visit Changshu UV Index.

Maximum UV Index Levels in Changshu for October

The chart shows the monthly maximum UV Index (UVI) for Changshu in October, 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 October, the maximum UV index in Changshu typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec568101011111110864
Data source: Changshu October 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.

October Sunshine in Changshu

As October unfolds in Changshu, China, the city basks in the glow of 241 hours of sunshine, a slight dip from the sun-drenched days of August, which boasted a remarkable 307 hours. This month marks the transition into autumn, where lingering warmth is evident after a summer filled with long, bright days. The gradual decline in sunlight hours from a peak in July begins to shape the landscape, inviting the rich colors of fall while still enjoying a fair share of sunny moments. Despite the shorter days, October's sunshine remains generous compared to the earlier months of the year, especially when contrasted with January's modest 155 hours. This trend highlights Changshu's varied yet vibrant seasons, where each month brings its own unique charm under the ever-changing sky.

Monthly Sunshine Duration in Changshu: October Highlighted

The October sunshine duration represents the total number of hours Changshu experiences direct sunlight during the month of October, excluding cloudy or obstructed periods. This chart compares the sunshine duration of October with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec155h210h238h255h282h270h283h307h258h241h221h214h
Data source: Changshu October Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Changshu During October

As October arrives in Changshu, China, the likelihood of enjoying sunny weather stands at 43%, a notable trend as sunshine begins to peek through the clouds compared to the summer months. Throughout the year, the chances of sun fluctuate, with the lowest levels seen in midsummer when only 19% of days are sunny in July. However, by the time September rolls around, that figure improves to 48%, hinting at a gradual transition towards more pleasant days. Following this pattern, October's percentage mirrors February's, suggesting a balanced outlook as autumn settles in. With November showing a significant increase to 59%, the shift into late autumn promises even more opportunities for sunny moments, making October a delightful time to savor the gentle warmth before winter approaches.

Percentage of Sunny Days in October in Changshu

The chart illustrates the percentage of sunny days in Changshu throughout the year, with October 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 Changshu experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec50%43%28%32%30%25%19%34%48%43%59%67%
Data source: Changshu October chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Changshu in October

In Changshu, China, the journey through the year reveals a captivating rhythm of daylight duration. Starting with a modest 10 hours in January, the days gradually lengthen, peaking at a vibrant 14 hours in June. This surge of sunlight encourages outdoor activities during the lush summer months, only to gently taper off as autumn approaches. By October, daylight returns to 11 hours, signaling the transition to shorter days ahead. The trend reflects nature’s cadence; as the year progresses, daylight ebbs and flows, inviting residents to embrace both the long, sunlit days of summer and the cozy evenings of fall.

Average Daylight Hours in Changshu for October

The chart illustrates the variation in daylight duration in Changshu throughout the year, with October highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 19m11h 2m11h 59m12h 57m13h 46m14h 10m13h 58m13h 15m12h 19m11h 22m10h 31m10h 6m
Data source: Changshu daylight hours, calculated by summing the hours between sunrise and sunset for each day.

October Winds in Changshu

As October sweeps through Changshu, the breeze picks up to an average wind speed of 3.2 m/s (7 mph), maintaining a gentle rhythm akin to previous fall months. This stability contrasts with the summer peak in July, where winds soared to 4.2 m/s (9 mph), but the overall trend suggests a gradual decline in wind strength as the seasons transition. Notably, October's winds mirror those of both April and May, hinting at a seasonal pattern where breezes are gentle yet constant, setting the stage for the crisp air of winter ahead. As the month progresses, residents can enjoy the moderate winds while appreciating the vibrant autumn foliage that flutters lightly in the cool ambient air.

Average October Wind Speed in Changshu

The chart displays monthly wind speed patterns in Changshu, with values for each month shown alongside October's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how October's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec3.33.43.43.23.22.94.22.73.23.2 m/s3.32.9
Data source: Changshu October wind data, generated using information from the Copernicus Climate Change Service.

How October Weather in Changshu Compares to Other Months

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

In comparing the weather between October and January, there's a striking contrast in temperatures and overall conditions. October boasts much warmer temperatures, with averages around 19°C (66°F) and highs reaching up to 33°C (91°F), while January is significantly cooler, averaging only 5°C (41°F), with a maximum of 20°C (67°F) and even dipping to a chilly -8°C (18°F) at times. Additionally, October experiences relatively high humidity at 80% and moderate precipitation of 46 mm (1.8 in) over 7 days, whereas January, while slightly wetter with 54 mm (2.1 in) of precipitation, has lower humidity levels at 70%. For more detailed information on January weather, you can visit Changshu weather in January.

October and February present strikingly different weather patterns. In October, temperatures range from a minimum of 8°C (46°F) to a warm maximum of 33°C (91°F), with an average of 19°C (66°F). The month experiences about 46 mm (1.8 in) of precipitation over approximately 7 days, resulting in a relatively humid atmosphere at 80%. In contrast, February sees much cooler temperatures, with a minimum of -5°C (23°F) and a maximum of 25°C (78°F), averaging around 6°C (44°F). Despite having slightly higher precipitation at 56 mm (2.2 in) over 9 days, February's lower humidity of 73% contributes to a distinctly different feel. For more detailed insights, you can explore Changshu weather in February.

In comparing the weather of October and March, October presents a warmer climate with temperatures ranging from a minimum of 8°C (46°F) to a maximum of 33°C (91°F) and an average of 19°C (66°F). The month sees a total precipitation of 46 mm (1.8 in) over approximately 7 days, accompanied by a humidity level of 80%. In contrast, March experiences cooler temperatures, with a minimum of 0°C (33°F), an average of 12°C (53°F), and a maximum of 28°C (83°F). This month has higher precipitation at 68 mm (2.7 in) spread over 11 days, while humidity remains slightly elevated at 81%. For more specifics about March weather, you can check Changshu weather in March.

In October, the temperatures in Changshu range from a minimum of 8°C (46°F) to a maximum of 33°C (91°F), offering an average of 19°C (66°F). The month sees relatively light precipitation at 46 mm (1.8 in) over about 7 days, with humidity levels around 80%. In contrast, April experiences cooler temperatures, with a minimum of 4°C (40°F) and an average of 16°C (61°F), peaking at 32°C (90°F). This month is wetter, accumulating 73 mm (2.9 in) of rain across approximately 8 days, and features slightly higher humidity at 87%. For more detailed insights, check out Changshu weather in April.

When comparing the weather of October and May, we see distinct differences in temperature and precipitation patterns. October experiences a minimum temperature of 8°C (46°F) and an average of 19°C (66°F), reaching a maximum of 33°C (91°F) on warmer days, with a total precipitation of 46 mm (1.8 in) spread over 7 days and humidity levels around 80%. In contrast, May showcases slightly higher temperatures, with a minimum of 10°C (50°F), an average of 22°C (71°F), and a maximum that can rise to 37°C (99°F). However, there is significantly more rainfall in May, totaling 120 mm (4.7 in) over 10 days and a higher humidity level of 87%. For a more detailed look at May's weather patterns, you can refer to Changshu weather in May.

In comparing the weather between October and June, October exhibits a milder temperature range, with minimums around 8°C (46°F) and maximums reaching 33°C (91°F), averaging at 19°C (66°F). In contrast, June experiences warmer temperatures, with minimums of 17°C (62°F) and soaring maximums up to 38°C (100°F), averaging 25°C (77°F). Additionally, June is considerably wetter, receiving 161 mm (6.3 inches) of precipitation over 12 days, compared to October's 46 mm (1.8 inches) over 7 days. Humidity levels are also slightly higher in June at 89%, compared to October's 80%. For more detailed insights on June weather, visit Changshu weather in June.

In comparing the weather between October and July, October offers a milder range of temperatures with a minimum of 8°C (46°F) and an average of 19°C (66°F), while July experiences significantly higher temperatures, featuring a minimum of 19°C (66°F) and an average of 29°C (84°F). This stark temperature difference highlights July's heat, with maximum temperatures soaring up to 42°C (108°F), contrasted with October's peak of 33°C (91°F). Additionally, July is marked by increased rainfall, receiving 256 mm (10.1 in) over 16 days, in comparison to October's 46 mm (1.8 in) over just 7 days, suggesting that October is not only cooler but also drier. The humidity levels reflect this difference as well, with July holding a muggy 93% compared to October's 80%. For more detailed insights, you can check Changshu weather in July.

October and August present markedly different weather patterns. In October, temperatures range from a cooler minimum of 8°C (46°F) to a comfortable average of 19°C (66°F), with highs reaching up to 33°C (91°F). This month also sees a moderate level of precipitation, averaging 46 mm (1.8 in) over about 7 days, with humidity around 80%. In contrast, August is much warmer, with minimum temperatures starting at 21°C (70°F), an average of 29°C (85°F), and maximums soaring to 40°C (104°F). This peak summer month experiences significant rainfall, with a total of 154 mm (6.1 in) across approximately 14 days, and higher humidity levels at 91%. For a detailed look at August weather, you can refer to Changshu weather in August.

October weather presents a notable shift from September, with average temperatures dropping from a warmer 25°C (77°F) to a cooler 19°C (66°F). The maximum temperature also decreases, from 35°C (95°F) in September to 33°C (91°F) in October. While October enjoys less precipitation with 46 mm (1.8 in) over 7 days compared to September's 134 mm (5.3 in) over 12 days, the humidity remains relatively stable at around 80% in October versus 81% in September. For more details on September weather, you can check Changshu weather in September.

In October, temperatures in Changshu range from a minimum of 8°C (46°F) to a maximum of 33°C (91°F), with an average of 19°C (66°F), making it a month with warm days and cooler nights. The humidity sits at 80%, and there is approximately 46 mm (1.8 in) of precipitation over 7 days. In contrast, November experiences a noticeable drop in temperatures, with a minimum of 1°C (34°F) and a maximum of 28°C (84°F), leading to a cooler average temperature of 14°C (57°F). Precipitation decreases slightly to 44 mm (1.7 in) over 6 days, while humidity rises to 82%. For more details on the weather patterns in November, you can check Changshu weather in November.

October weather typically features a wide temperature range, with minimums around 8°C (46°F) and maximums reaching as high as 33°C (91°F). The month's average temperature settles around a pleasant 19°C (66°F), accompanied by approximately 46 mm (1.8 in) of rainfall over about 7 days, coupled with high humidity at 80%. In contrast, December experiences a significant drop in temperatures, with minimums plummeting to -6°C (21°F) and averaging just 7°C (45°F). The maximum temperature for December is more moderate at 21°C (70°F), and precipitation is slightly lower at 42 mm (1.6 in) across approximately 8 days, while humidity remains relatively high at 77%. For more details on December weather, you can visit Changshu weather in December.

Compare Changshu's Climate with Cities Worldwide

Conclusion: What to Expect From October Weather in Changshu

As October unfolds in Changshu, the weather brings a refreshing shift that distinguishes it from the hotter summer months. Temperatures drop significantly, averaging a comfortable 19°C, providing a pleasant escape from summer's peak heat, which can soar up to 33°C. While rainfall does increase, with about 46 mm observed over a handful of days, the relative humidity remains notably high at 80%, adding a hint of moisture to the crisp autumn air. This transitional month offers a unique blend of warm days and cooler nights, making it a delightful time to experience the beauty of Changshu. For a deeper dive into what to expect throughout the year, check out Changshu Climate.