Last updated: August 21, 2025
In Changshu, China, August is characterized by hot and humid conditions, with temperatures soaring to a maximum of 40°C (104°F) and maintaining an average of 29°C (85°F). Nighttime brings some relief, as temperatures drop to a minimum of 21°C (70°F). This month is also marked by significant rainfall, totaling 154 mm (6.1 in) over approximately 14 days, contributing to the area's high humidity level of 91%. As a result, visitors should prepare for a warm and potentially wet climate while enjoying the vibrant atmosphere of this bustling city.
In August, Changshu, China, experiences its peak summer warmth, with minimum temperatures typically starting at a balmy 21°C (70°F) and soaring to an average of 29°C (85°F). The city can reach sizzling highs of 40°C (104°F), marking it as the hottest month of the year. This trend of rising temperatures is evident as August transitions from the slightly cooler spell of July, showcasing a significant increase in both average and maximum temperatures. As summer wanes, locals and visitors alike can feel the intensity of the heat, celebrating vibrant summer activities while staying cool in the sweltering conditions.
In August, Changshu, China, experiences significant rainfall, with an average precipitation of 154 mm (6.1 in) over 14 days. This month typically follows July, which sees an even higher rainfall total of 256 mm (10.1 in), marking the peak of the wet season. August’s precipitation is notable for being substantial, yet more moderate than July's deluge, suggesting a gradual decrease as the summer wanes. The trend through these summer months highlights a pronounced wet period, with May to July experiencing the highest levels of rainfall. As the region transitions into autumn, both the rainfall amount and frequency of precipitation are expected to taper off, paving the way for drier months ahead.
In Changshu, China, August brings a slight reprieve from the peak summer humidity, with levels averaging around 91%. This marks a dip from July’s 93%, yet still reflects the overall trend of high moisture that characterizes the region's warm months. From January's moderate 70% to the sizzling summer heights, humidity steadily climbs through the year, peaking in July before beginning a gradual decline. As August transitions into September, the humidity levels drop further to 81%, signaling the approach of autumn and a more comfortable atmosphere after months of oppressive heat. This rhythm of rising and falling humidity paints a picture of Changshu's climatic ebb and flow, making it a unique experience for residents and visitors alike.
In August, Changshu experiences a peak in its UV Index, maintaining a notably high level of 11, categorized as extreme. This means that sun exposure during this month warrants special attention, with a burn time of just 10 minutes for unprotected skin. Following the trends established in June and July, the risk remains significant, urging residents and visitors to take precautionary measures to protect themselves from harmful UV rays. As the summer heats up, it’s crucial to prioritize skin safety amidst the radiant sun, reflecting a pattern of intensifying UV levels that peak during these warmer months. For detailed insights on the UV index throughout the year, visit Changshu UV Index.
UV Risk Categories
August in Changshu, China, shines with an impressive 307 hours of sunshine, marking the peak of summer's brilliance. This month's radiant days cleverly reflect an upward trend that starts in the colder months, where January lingers at just 155 hours. As spring approaches, the hours of sunlight steadily increase, culminating in a delightful 282 hours in May and a further ascent to 283 hours in July. After August, however, the sunshine begins to ebb as autumn approaches, with September dipping to 258 hours. This pattern not only illustrates the rhythm of the seasons but also invites residents and visitors alike to savor the warm, sun-drenched days of late summer in Changshu.
In Changshu, China, the likelihood of sunny weather takes an upward turn in August, boasting a 34% chance of sunshine. This is a noticeable improvement from the previous months, particularly July, which sees the lowest chance at just 19%. While August's probability may not rival the sunny dispositions of late autumn and winter, with November and December reaching 59% and 67% respectively, it signals a shift towards more favorable weather after the sultry summer. As September approaches, the chances of sunshine increase even further to 48%, suggesting a transition into a more pleasant climate. Overall, August offers a glimmer of hope for sunshine amidst the region's typically overcast summer days.
In Changshu, China, August witnesses a delightful continuation of summer’s golden daylight, with about 13 hours of sunshine illuminating the sky. This month maintains the same amount of daylight as July, showcasing a peak in brightness amid the sultry heat of summer. Following the steady climb from just 10 hours in January to 14 hours in June, August signifies a transitional phase as daylight begins to gradually recede into the autumn months. As September approaches, the days will slowly shorten, setting the stage for a shift in seasons. This pattern highlights the region’s rhythmic dance through the year, where each month offers a unique blend of light and warmth.
In Changshu, China, the August winds are notably gentler compared to other months, with an average speed of just 2.7 m/s (6 mph). This decline is part of a broader trend observed through the summer, where the winds peak in July with 4.2 m/s (9 mph) before easing into the late summer haze of August. Following this lull, wind speeds tend to stabilize at around 3.2 m/s (7 mph) in September and October. Overall, August stands out as a calmer month, providing a serene backdrop to the late summer atmosphere, as the region transitions towards the vibrant autumn breezes.
Weather in Changshu varies notably across the year, with each month offering distinct climate conditions. This page compares August’s weather to other months in Changshu, focusing on differences in temperature, rainfall, humidity, and UV levels.
August and January present stark contrasts in weather conditions. In August, temperatures soar with a minimum of 21°C (70°F) and an average high of 29°C (85°F), reaching up to 40°C (104°F) on the hottest days. The month is also marked by high humidity at 91% and considerable rainfall, averaging 154 mm (6.1 in) over 14 days. In contrast, January is cold and crisp, where temperatures drop significantly with a minimum of -8°C (18°F) and an average of only 5°C (41°F), peaking at a mild 20°C (67°F). The winter month experiences much less precipitation, totaling 54 mm (2.1 in) over about 7 days, alongside a lower humidity level of 70%. For a detailed look at January's climate, visit Changshu weather in January.
August and February present stark contrasts in weather conditions. August boasts warm temperatures, with a minimum of 21°C (70°F) and an average high reaching 29°C (85°F), peaking at a scorching 40°C (104°F). This month is characterized by high humidity at 91% and substantial rainfall, totaling 154 mm (6.1 in) over approximately 14 days. In contrast, February experiences much cooler temperatures, ranging from a low of -5°C (23°F) to an average of 6°C (44°F), with a maximum of 25°C (78°F). Precipitation is significantly lighter, with 56 mm (2.2 in) spread over 9 days, accompanied by a lower humidity level of 73%. For more specific details, you can check Changshu weather in February.
August and March present stark contrasts in weather conditions. In August, temperatures can soar to a maximum of 40°C (104°F), with an average temperature of 29°C (85°F), creating a hot and humid environment with humidity levels reaching 91%. Additionally, August experiences a significant amount of precipitation, totaling 154 mm (6.1 in) over approximately 14 days. In contrast, March offers a much cooler climate, with temperatures ranging from a minimum of 0°C (33°F) to a maximum of 28°C (83°F) and an average of just 12°C (53°F). The month sees much less rain, with 68 mm (2.7 in) of precipitation spread over about 11 days and lower humidity at 81%. For more specific details about the weather during this time, you can refer to Changshu weather in March.
August and April present striking contrasts in weather. In August, temperatures soar with a minimum of 21°C (70°F) and an average reaching 29°C (85°F), peaking at a blistering 40°C (104°F). The month is also characterized by high humidity at 91% and significant rainfall of 154 mm (6.1 in) across 14 days. In contrast, April offers much milder conditions, where temperatures fluctuate between a minimum of 4°C (40°F) and a maximum of 32°C (90°F), averaging just 16°C (61°F). Precipitation in April is considerably lower at 73 mm (2.9 in) over 8 days, with a slightly cooler humidity level of 87%. For detailed insights into April's climate, check out Changshu weather in April.
In comparing the weather patterns of August and May, August tends to be significantly warmer, with average temperatures soaring to 29°C (85°F) and reaching as high as 40°C (104°F). In contrast, May offers a more temperate climate, with an average temperature of 22°C (71°F) and a maximum of 37°C (99°F). While both months experience a fair amount of precipitation, August sees more rainfall at 154 mm (6.1 in) across 14 days, compared to May's 120 mm (4.7 in) over 10 days. Additionally, humidity is slightly higher in August at 91%, compared to May's 87%, contributing to a more oppressive feel during the peak summer month. For a detailed look at May's weather, visit Changshu weather in May.
August tends to be warmer and more humid than June, with average temperatures reaching 29°C (85°F) compared to June's 25°C (77°F). The maximum temperature in August can soar up to 40°C (104°F), which is higher than June's peak of 38°C (100°F). While both months experience significant rainfall, August sees slightly less precipitation at 154 mm (6.1 in) over 14 days, compared to June's 161 mm (6.3 in) over 12 days. Despite the comparable rainfall, August's higher humidity level of 91% adds to the discomfort, making it feel hotter than June's 89%. For more detailed weather patterns, check out Changshu weather in June.
In comparing the weather between July and August, we see some notable differences. July experiences slightly cooler minimum temperatures, averaging 19°C (66°F), while August's minimum sits at 21°C (70°F). However, both months share an average temperature of 29°C (84°F for July and 85°F for August), indicating a consistent warmth. July also peaks with a higher maximum temperature of 42°C (108°F) compared to August's 40°C (104°F). Precipitation levels are significantly higher in July, with 256 mm (10.1 in) over 16 days, compared to August's 154 mm (6.1 in) over 14 days. Humidity remains fairly similar, with July at 93% and August slightly lower at 91%. For further details on July's weather, visit Changshu weather in July.
August typically brings hotter temperatures with a minimum of 21°C (70°F) and an average high of 40°C (104°F), while September sees a notable drop in temperatures, with lows of 15°C (59°F) and an average maximum of 35°C (95°F). Precipitation levels are also slightly lower in September, with 134 mm (5.3 in) of rainfall over 12 days, compared to August’s 154 mm (6.1 in) over 14 days. Additionally, September enjoys lower humidity levels at 81%, down from August's higher average of 91%. For more detailed information, check the Changshu weather in September.
In August, the weather is typically hot and humid, with temperatures ranging from a minimum of 21°C (70°F) to a blistering maximum of 40°C (104°F) and an average temperature of 29°C (85°F). This month also sees significant rainfall, with around 154 mm (6.1 in) of precipitation over 14 days and a high humidity level of 91%. In contrast, October brings a much cooler and drier climate, with temperatures dipping to a minimum of 8°C (46°F) and averaging 19°C (66°F), peaking at 33°C (91°F). The month experiences significantly less rainfall, totaling only 46 mm (1.8 in) across 7 days, with a reduced humidity level of 80%. For more details, you can check out this link: Changshu weather in October.
August and November present strikingly different weather patterns. In August, temperatures soar with a minimum of 21°C (70°F) and an average high reaching up to 40°C (104°F), accompanied by high humidity levels of 91%. This month also sees a significant amount of rainfall, with 154 mm (6.1 in) over approximately 14 days. In contrast, November offers a much cooler climate, with temperatures ranging from a chilly 1°C (34°F) at night to a pleasant average of 14°C (57°F) during the day, peaking at 28°C (84°F). Rainfall is reduced substantially to 44 mm (1.7 in) over just 6 days, and humidity dips slightly to 82%. For a detailed overview of the November climate, you can check out Changshu weather in November.
August and December present a stark contrast in weather patterns. In August, temperatures soar with a minimum of 21°C (70°F) and an average of 29°C (85°F), peaking at a sweltering 40°C (104°F). This month is characterized by high humidity at 91% and significant rainfall, totaling 154 mm (6.1 in) over 14 days. In contrast, December experiences much colder conditions, with temperatures dropping to a minimum of -6°C (21°F) and averaging around 7°C (45°F), while the maximum reaches a mild 21°C (70°F). Precipitation in December is considerably lower at 42 mm (1.6 in) across 8 days, accompanied by a more manageable humidity level of 77%. To learn more about the specifics of December weather in Changshu, check out Changshu weather in December.
August in Changshu presents a striking contrast to other months, characterized by sweltering temperatures, where highs can reach a scorching 40°C and average around 29°C. This peak of summer also ushers in significant humidity, often hovering around 91%, creating a muggy atmosphere that can be stifling. With approximately 154 mm of rainfall spread over 14 days, August is not only the warmest month but also one of the wettest, setting it apart from the drier and cooler months that follow. Such conditions demand a careful approach to outdoor activities, making it essential for residents and visitors alike to stay hydrated and seek shade. For a deeper dive into year-round weather patterns, visit Changshu Climate.