Last updated: August 21, 2025
In October, Hongkou, China experiences a delightful transition into autumn, with temperatures ranging from a pleasant 10°C (51°F) at night to a maximum of 31°C (89°F) during the day, averaging 20°C (68°F) overall. This month, the area receives about 69 mm (2.7 in) of precipitation spread across 7 days, maintaining an elevated humidity level of 80%. Visitors can expect a mix of sunny and rainy days, perfect for enjoying the vibrant fall colors and cultural sights the city has to offer.
As October unfolds in Hongkou, China, the weather presents a refreshing transition from the sweltering summer months. With minimum temperatures dipping to around 10°C (51°F) and averaging 20°C (68°F), the crispness in the air signals the arrival of autumn. Daytime highs reach a pleasant 31°C (89°F), allowing for comfortable outdoor activities amidst the changing foliage. This month serves as a delightful respite, following the intense heat of summer, where temperatures consistently hovered in the upper 20s and low 30s. The cooler evenings and moderate daytime warmth create an inviting atmosphere, perfect for exploring the vibrant streets and enjoying seasonal festivities. Overall, October in Hongkou showcases a balanced blend of warmth and coolness, making it an ideal time to experience the beauty of the city.
In October, Hongkou experiences a noticeable shift in its weather pattern, with precipitation dropping to 69 mm (2.7 in) over the course of 7 days. This marks a significant decrease from the previous months, particularly from the heights of summer, where July recorded a staggering 250 mm (9.8 in) of rainfall. The milder October rain signals the onset of autumn, creating a refreshing backdrop as the weather transitions. With fewer rainy days compared to the bustling summer months, residents can enjoy a delicate balance of crisp air and clearer skies, making it an ideal time for outdoor activities before the colder winter months arrive.
In October, humidity in Hongkou, China typically hovers around 80%, marking a slight drop from the soaring levels of July and August, which peak at an impressive 93% and 91%, respectively. This month serves as a transition point, as the heavy humidity of summer begins to give way to the milder yet still moist conditions of autumn. Following the high humidity peaks experienced from April through July, the decrease in October reflects the gradual shift toward drier air, a trend that continues into November with humidity rising again to 82%. While October’s levels are significantly lower than the summer months, they remain elevated compared to the year’s beginning, ensuring that the rich atmosphere of Hongkou retains its characteristic dampness even as the seasons change.
As autumn settles in, October in Hongkou, China features a UV Index of 8, categorizing it as very high with a burn time of just 15 minutes. This marks a significant drop from the peak summer values, where the index soared to an extreme level of 12 in July. However, the October UV Index remains markedly elevated compared to the winter months, indicating that UV exposure is still a concern. It's essential to stay vigilant about sun protection as you enjoy the pleasant fall weather. To learn more about the UV ratings throughout the year, visit Hongkou UV Index.
UV Risk Categories
October in Hongkou, China, captures a gentle transition as the days grow shorter, offering 245 hours of sunshine. This marks a notable decrease from the sun-drenched heights of summer, where July and August bask in an impressive 301 and 318 hours, respectively. As warmer months fade, the October sun still radiates warmth, providing a comfortable glow that complements the vibrant autumn foliage. Following a peak in May with 290 hours, the month experiences a smoother decline, contrasting with the higher totals earlier in the year. Notably, October remains brighter than the approaching winter months, such as November and December, reminding residents that delightful sunshine is still within reach as they embrace the seasonal shift.
In Hongkou, China, October boasts a 43% chance of sunny weather, aligning closely with the slightly higher likelihood seen in both February and September. This month serves as a transitional period, where the sun begins to shine more frequently after the summer lull, though it still falls short of the clearer skies typical in the months to come, like November and December. Notably, the trend shows an increase in sunny days as the year progresses, making October a favorable time for those seeking pleasant autumn days. As the city sheds its summer heat, there’s a refreshing chance for sunshine, inviting residents and visitors alike to enjoy the season outdoors.
In October, Hongkou experiences a gentle transition in daylight duration, with approximately 11 hours of sunlight. This month marks the beginning of shorter days as daylight wanes from the previous summer peak of 14 hours in June. Notably, after reaching a high in May and June, daylight gradually decreases, creating a balanced rhythm that mirrors the changing seasons. Following October, daylight is set to drop further to 10 hours in November, echoing the patterns seen earlier in the year. This gradual decline highlights Hongkou's shift towards winter, underscoring the region's dynamic interplay between light and dark throughout the year.
As October sweeps into Hongkou, China, the crispness of the air signals a subtle change in the weather. With an average wind speed of 3.8 m/s (8 mph), October maintains a comfortable breeze, slightly more energetic than the previous month. This gentle uptick contrasts the peak summer winds of 5.1 m/s (11 mph) in July, when warmer temperatures created a lively atmosphere. The trend showcases a return to steadier, milder conditions as the seasons shift, reminding residents of the upcoming winter chill while still enjoying the moderate wind that characterizes early autumn. As leaf-laden trees sway, there's a sense of tranquility that accompanies the October wind, blending perfectly with the cultural vibrancy of this bustling urban district.
Weather in Hongkou varies notably across the year, with each month offering distinct climate conditions. This page compares October’s weather to other months in Hongkou, focusing on differences in temperature, rainfall, humidity, and UV levels.
October weather typically boasts warmer temperatures, with a minimum of 10°C (51°F) and an average high reaching 31°C (89°F), making it a pleasant time for outdoor activities. In contrast, January experiences much cooler temperatures, starting at a minimum of -8°C (19°F) and averaging around 6°C (44°F), which can feel quite chilly. While October sees more precipitation at 69 mm (2.7 in) over about 7 days, January has slightly less rain at 55 mm (2.2 in) over 6 days, along with lower humidity at 70%. For more details on the January weather specifics, you can check out Hongkou weather in January.
October and February present contrasting weather experiences. In October, temperatures range from a mild 10°C (51°F) to a warm 31°C (89°F), with an average of around 20°C (68°F). The month typically sees some rainfall, accumulating to about 69 mm (2.7 in) over approximately 7 days, accompanied by high humidity at 80%. In contrast, February experiences much cooler temperatures, with a minimum of -3°C (27°F) and a maximum of 24°C (76°F), averaging at just 7°C (45°F). Precipitation in February totals about 60 mm (2.4 in) over approximately 8 days, with lower humidity at 73%. For more detailed information, you can check Hongkou weather in February.
October and March present distinct weather patterns, showcasing the transition of seasons. In October, temperatures range from a minimum of 10°C (51°F) to a comfortable average of 20°C (68°F), with maximum highs reaching up to 31°C (89°F). The month experiences moderate rainfall, with 69 mm (2.7 in) spread across about 7 days and humidity levels at 80%.
In contrast, March is cooler, with temperatures beginning at a chilly 2°C (37°F) and averaging around 12°C (54°F), peaking at 26°C (79°F). This month sees slightly higher precipitation at 83 mm (3.3 in) over approximately 12 days, accompanied by a comparable humidity of 81%. For more detailed information about the climate in this month, check Hongkou weather in March.
In October, the weather typically features a minimum temperature of 10°C (51°F) and an average of 20°C (68°F), while it can reach a maximum of 31°C (89°F). The month experiences about 69 mm (2.7 in) of precipitation over approximately 7 days, with humidity levels around 80%.
Conversely, April presents a slightly cooler climate with minimum temperatures dropping to 5°C (42°F) and an average of 16°C (61°F), while it can still peak at 31°C (87°F). Precipitation levels are marginally higher at 72 mm (2.8 in), occurring over 9 days, accompanied by increased humidity at 87%. For a more detailed look into the conditions, you can refer to Hongkou weather in April.
Overall, while both months can see warm temperatures, October typically feels warmer and drier than April, which is slightly cooler and more humid.
In October, temperatures range from a cooler minimum of 10°C (51°F) to a peak of 31°C (89°F), with an average of around 20°C (68°F). The month sees moderate rainfall, totaling about 69 mm (2.7 in) over 7 days, and the humidity is relatively high at 80%. In contrast, May experiences slightly warmer temperatures, with a minimum of 12°C (53°F) and a maximum of 34°C (94°F), averaging at 21°C (71°F). Rainfall is more substantial in May, reaching 117 mm (4.6 in) spread over 10 days, resulting in an even higher humidity level of 87%. For a more detailed insight into May weather, you can check Hongkou weather in May.
In comparing October and June, one can observe significant differences in weather patterns. October typically presents a milder climate with temperatures ranging from a minimum of 10°C (51°F) to a maximum of 31°C (89°F) and an average of 20°C (68°F). Precipitation during this month is relatively low at 69 mm (2.7 in), occurring over about 7 days, with humidity around 80%.
In contrast, June is noticeably warmer, featuring temperatures that range from a minimum of 18°C (65°F) to a maximum of 36°C (96°F), with an average of 25°C (76°F). However, it's also much wetter, experiencing 201 mm (7.9 in) of rainfall over approximately 15 days, along with higher humidity levels at 89%. For a closer look at the June weather specifics, you can check out Hongkou weather in June.
In October, the weather starts to cool down, with temperatures ranging from a minimum of 10°C (51°F) to a maximum of 31°C (89°F), resulting in a more moderate average temperature of 20°C (68°F). In contrast, July is much hotter, with temperatures often soaring between 20°C (69°F) and a sweltering maximum of 39°C (102°F), leading to an average of 29°C (84°F). Additionally, October experiences significantly less rainfall, with 69 mm (2.7 in) over 7 days, while July sees heavy precipitation totaling 250 mm (9.8 in) across 16 days. The humidity in July is also higher, averaging around 93%, compared to October’s 80%. For more detailed information about July weather, check out Hongkou weather in July.
October weather presents a noticeable transition from the sweltering heat of August. While October's temperatures range from a cooler minimum of 10°C (51°F) to a pleasant maximum of 31°C (89°F), August experiences much warmer conditions, with a minimum of 20°C (69°F) and a peak reaching up to 38°C (100°F). Additionally, October sees significantly less precipitation, with 69 mm (2.7 in) over 7 days, compared to August's 167 mm (6.6 in) over 15 days. The humidity also remains high in both months, but is slightly lower in October at 80%, compared to August's 91%. For more detailed insights into August's weather, visit Hongkou weather in August.
In comparing the weather between September and October, October generally offers milder temperatures, with a minimum of 10°C (51°F) and an average of 20°C (68°F), contrasting sharply with September's warmer minimum of 17°C (63°F) and average of 25°C (78°F). While September experiences more extreme heat, peaking at 35°C (94°F), October's maximum temperature is significantly lower at 31°C (89°F). Additionally, October sees a drop in precipitation, with 69 mm (2.7 in) over 7 days, compared to September, which recorded a much higher 177 mm (7.0 in) over 13 days. Humidity remains relatively stable, with October at 80% and September at 81%. For more details on September’s weather, you can refer to Hongkou weather in September.
October and November present a significant shift in weather patterns. In October, temperatures range from a mild 10°C (51°F) at night to a warm 31°C (89°F) during the day, with an average temperature of 20°C (68°F). The month is relatively humid, with 80% humidity and approximately 69 mm (2.7 in) of precipitation over seven days. Conversely, November sees cooler temperatures, with nighttime lows dropping to 2°C (37°F) and daytime highs peaking at 27°C (81°F), resulting in a cooler average of 15°C (59°F). The precipitation decreases to 51 mm (2.0 in) while humidity slightly increases to 82%. For a more detailed look at November weather specifics, check out Hongkou weather in November.
October and December exhibit distinct differences in weather patterns. In October, temperatures are much warmer, with a minimum of 10°C (51°F), an average of 20°C (68°F), and a maximum reaching 31°C (89°F). The month experiences higher humidity at 80% and sees approximately 69 mm (2.7 in) of precipitation over about 7 days. Conversely, December marks a significant drop in temperatures, with minimums plummeting to -5°C (22°F), an average of 8°C (47°F), and maximums around 20°C (69°F). Although December has slightly lower precipitation at 50 mm (2.0 in) over 8 days, the humidity remains relatively high at 77%. For a more detailed look at December's weather in Hongkou, you can visit Hongkou weather in December.
As October unfolds in Hongkou, it marks a distinct shift in weather patterns compared to the sweltering summer months. With an average temperature that comfortably dips to 20°C (68°F), this month offers a refreshing respite from the heat, making it ideal for outdoor activities. Though you might still experience some warm days with peaks reaching up to 31°C (89°F), the cooler evenings provide a pleasant transition into autumn. The 80% humidity level contributes to a slightly wet atmosphere, evidenced by the 69 mm of precipitation over about 7 days, adding a fresh vibrancy to the landscape. If you're curious about the broader climate trends in the region, dive deeper into the details at Hongkou Climate.