October Weather in Jiangnan, China

Last updated: August 21, 2025

In October, Jiangnan, China, experiences a vibrant transition into autumn, characterized by a maximum temperature of 34°C (94°F) and a comfortable average of 23°C (74°F). Nighttime brings relief with minimum temperatures dropping to 15°C (59°F). This month is also marked by a notable precipitation total of 117 mm (4.6 in), spread over approximately 13 days, contributing to a humidity level of 64%. As the landscapes shift, visitors can expect a mix of sunny days and refreshing showers, making it an ideal time to explore the region's natural beauty.

October Temperature in Jiangnan

As October unfolds in Jiangnan, China, the region experiences a transition into milder temperatures, making it a delightful time for exploration. With minimum temperatures around 15°C (59°F), the air starts to cool down from the summer heat. The average temperature settles at a comfortable 23°C (74°F), offering pleasant days ideal for outdoor activities. On warmer days, highs can reach up to 34°C (94°F), allowing for just a hint of summer's lingering warmth. This month also marks a notable shift from the intense heat of summer, as reflected in the gradual decline of maximum temperatures from September’s peak of 36°C (97°F). With its increasingly temperate climate, October in Jiangnan invites residents and visitors alike to relish in the region's captivating autumn beauty.

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

The chart illustrates October temperature patterns in Jiangnan, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Jiangnan, 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).
JanFebMarAprMayJunJulAugSepOctNovDec586068738083848382746859
Data source: Temperature data for Jiangnan 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 Jiangnan

In October, Jiangnan experiences a notable shift in its precipitation patterns, receiving 117 mm (4.6 in) of rain over approximately 13 days. This marks a decrease from the heavier rainfall of the summer months, such as June with 275 mm and August with 264 mm. As the region transitions into autumn, the precipitation sets itself apart from the more intense storms of the preceding months, suggesting a gradual easing of humidity and a shift towards cooler, drier conditions. Compared to September's 170 mm of rain, October offers a respite, yet still maintains a significant level of moisture, reflecting the region's characteristic variability and transitional climate as it prepares for the drier winter months ahead.

October Precipitation Trends in Jiangnan

The chart displays monthly precipitation patterns in Jiangnan, 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 Jiangnan, October typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec4160103961752752132641701174048
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in Jiangnan

As autumn descends on Jiangnan, China, October ushers in a noticeable shift in humidity levels. Starting the month with a humidity level of 64%, October showcases a decline from the highs of summer, where the humidity peaked at 89% in July. This gradual drop reflects the transition from the moist, sultry summer months to a more temperate climate. September also recorded higher humidity at 72%, emphasizing that October offers a refreshing reprieve as the air begins to crisp. Following a trend of fluctuating humidity throughout the year, October sits comfortably between the moist summer and the drier winter, crafting an inviting atmosphere for both locals and visitors alike.

October Average Humidity in Jiangnan

This chart illustrates the average monthly humidity levels in Jiangnan, 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 Jiangnan is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec56%62%62%58%74%80%89%88%72%64%61%63%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Jiangnan

October in Jiangnan, China continues the trend of extreme UV exposure observed in the previous months, maintaining a UV Index of 11. As autumn sets in, the burn time remains critical at just 10 minutes, making it essential for residents and visitors alike to take proper sun protection measures. Following a summer dominated by peak UV levels, October still demands vigilance, especially given its ranking alongside the summer months in the extreme category. As the year transitions, the UV Index will gradually decrease, but October serves as a reminder of the lingering strength of the sun. Stay informed and protect your skin—learn more about the Jiangnan UV Index for the latest updates.

Maximum UV Index Levels in Jiangnan for October

The chart shows the monthly maximum UV Index (UVI) for Jiangnan 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 Jiangnan typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec710111113131313111187
Data source: Jiangnan 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 Jiangnan

In October, Jiangnan, China enjoys a delightful 255 hours of sunshine, signaling the gradual shift from vibrant summer to a more temperate autumn. This month typically stands out in stark contrast to the rain-soaked beginnings of the year, as it continues the upward trend in sunlight that starts peaking in late spring and summer. The sunshine hours, which begin at a modest 140 in January and gradually soar to a summer high of 295 in July, suggest that October maintains a significant amount of vivid light, framing the landscape in rich autumn hues. Following the sunny peaks of May through August, this month sees a slight dip in hours, though it remains robust compared to earlier months. The consistent sunshine paired with the crisp air makes October a perfect time for tourists and locals alike to explore the scenic beauty of Jiangnan.

Monthly Sunshine Duration in Jiangnan: October Highlighted

The October sunshine duration represents the total number of hours Jiangnan 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.
JanFebMarAprMayJunJulAugSepOctNovDec140h192h155h200h288h279h295h289h282h255h227h228h
Data source: Jiangnan October Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Jiangnan During October

In Jiangnan, China, October marks a transitional period as the likelihood of sunny weather reaches 35%, aligning with the overall trend of fluctuating sunshine throughout the year. This figure stands at a notable increase from the summer months, particularly August, which sees only 14% sunshine. Interestingly, the chance of bright days in October resembles that of both May and September, suggesting a mild shift towards clearer skies as the region prepares for winter. Despite September’s higher sunshine probability, October brings a refreshing change, making it a charming time to explore the landscape as the colors of autumn begin to unfold.

Percentage of Sunny Days in October in Jiangnan

The chart illustrates the percentage of sunny days in Jiangnan 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 Jiangnan experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec47%49%20%21%32%16%29%15%35%35%40%48%
Data source: Jiangnan October chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Jiangnan in October

In October, daylight in Jiangnan, China, begins its subtle decline, offering about 11 hours of sunlight each day. Following the peak of 13 hours in the summer months, this moderate reduction aligns with the transition into cooler weather, as the region shifts from the vibrancy of summer to the gentle hues of autumn. The trend reveals a gradual dimming that mirrors the changing seasons, with the most sunlight seen in May, June, and July, while both November and December bring us back to shorter days, echoing the rhythms of nature. This ebb and flow of daylight not only marks the passage of the year but also invites a moment of reflection amidst the shifting scenery.

Average Daylight Hours in Jiangnan for October

The chart illustrates the variation in daylight duration in Jiangnan throughout the year, with October highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 53m11h 22m12h 1m12h 40m13h 13m13h 29m13h 21m12h 52m12h 15m11h 35m11h 2m10h 44m
Data source: Jiangnan daylight hours, calculated by summing the hours between sunrise and sunset for each day.

October Winds in Jiangnan

As October unfolds in Jiangnan, a noticeable shift in the winds welcomes the arrival of autumn. This month stands out with an average wind speed of 3.3 m/s (7 mph), the briskest of the year, invigorating the landscape with fresh energy. The gentle breezes of summer give way to a more lively gust, contrasting sharply with September's lull, which saw the weakest winds at only 1.7 m/s (4 mph). Notably, October's winds echo a trend toward increased velocity compared to the preceding months, fostering a vibrant atmosphere that enhances the region's picturesque scenery and spurs the celebration of seasonal festivals. As the air turns crisp, the elevated winds invite both locals and visitors to indulge in the beauty of Jiangnan’s autumnal splendor.

Average October Wind Speed in Jiangnan

The chart displays monthly wind speed patterns in Jiangnan, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2.62.53.02.83.12.92.42.51.73.3 m/s2.62.4
Data source: Jiangnan October wind data, generated using information from the Copernicus Climate Change Service.

How October Weather in Jiangnan Compares to Other Months

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

October and January showcase distinctly different weather characteristics, reflecting the transition from autumn to winter. In October, temperatures range from a mild 15°C (59°F) at night to a warm 34°C (94°F) during the day, with an average of 23°C (74°F). This month experiences higher precipitation levels, totaling 117 mm (4.6 in) over about 13 days, accompanied by a humidity of 64%. In contrast, January presents a cooler climate, with temperatures dipping to a minimum of 4°C (39°F) and peaking at 27°C (82°F), averaging around 14°C (58°F). The precipitation is significantly lower at 41 mm (1.6 in), occurring over just 7 days, and the humidity decreases slightly to 56%. For a closer look at the weather conditions in January, you can check Jiangnan weather in January.

When comparing the weather in October and February, notable differences emerge. October boasts warmer temperatures, with a minimum of 15°C (59°F) and an average of 23°C (74°F), peaking at 34°C (94°F). In contrast, February presents a cooler climate, with temperatures ranging from 4°C (40°F) to a maximum of 29°C (85°F) and an average of 15°C (60°F). Additionally, October experiences more precipitation, totaling 117 mm (4.6 in) over 13 days, while February sees only 60 mm (2.4 in) across 8 days, contributing to a slightly lower humidity level of 62%. For more details, check out Jiangnan weather in February.

In comparing the weather of October and March, October tends to be warmer overall, with average temperatures ranging between 15°C (59°F) and 34°C (94°F), whereas March sees cooler temperatures from a minimum of 9°C (48°F) to a maximum of 31°C (89°F). Precipitation levels are relatively close, with October receiving 117 mm (4.6 in) over 13 days and March experiencing 103 mm (4.1 in) over 18 days. Humidity levels are similar as well, with October at 64% and March slightly lower at 62%. For more details on March weather, you can refer to Jiangnan weather in March.

When comparing the weather in October and April, both months feature similar average temperatures, hovering around 23°C (73°F). However, October tends to be warmer with maximum temperatures peaking at 34°C (94°F), whereas April can reach up to 36°C (97°F). In terms of precipitation, October sees more rainfall at 117 mm (4.6 in) over 13 days compared to April's 96 mm (3.8 in) across 15 days, highlighting a wetter October. Humidity levels are slightly higher in October at 64%, while April has a more comfortable 58%. For those wanting to explore April's weather specifics, more information can be found Jiangnan weather in April.

In October, the weather features a pleasant average temperature of 23°C (74°F), with maximums reaching up to 34°C (94°F). The month experiences around 117 mm (4.6 in) of rainfall spread over 13 days, alongside a humidity level of 64%. In contrast, May tends to be warmer with an average temperature of 26°C (80°F) and maximums peaking at 36°C (98°F). It also sees a higher precipitation total of 175 mm (6.9 in) over 20 days, contributing to a humidity level of 74%. For those interested in more detailed information about the weather in May, please check out Jiangnan weather in May.

October and June present contrasting weather patterns. In October, temperatures range from a minimum of 15°C (59°F) to a maximum of 34°C (94°F), with an average of 23°C (74°F). The month experiences moderate rainfall, totaling 117 mm (4.6 in) over 13 days and boasts a humidity level of 64%. In contrast, June is considerably warmer, with temperatures starting at a minimum of 20°C (68°F) and peaking at 37°C (99°F), averaging 29°C (84°F). June also sees significantly higher precipitation, with 275 mm (10.8 in) spread across 23 days and humidity levels reaching 80%. For more detailed information about June weather, visit Jiangnan weather in June.

When comparing the weather in October and July, there are notable differences in temperature, precipitation, and humidity. October experiences milder temperatures, with a minimum of 15°C (59°F) and an average of 23°C (74°F), while July sees higher temperatures, starting at a minimum of 24°C (75°F) and averaging 29°C (85°F), peaking at 38°C (100°F). Precipitation is also more pronounced in July, with 213 mm (8.4 in) over 23 days compared to October's 117 mm (4.6 in) across 13 days. Additionally, July's humidity is significantly higher at 89%, compared to October’s 64%, making July feel much more oppressive. For those interested in learning more about the weather in July, you can visit Jiangnan weather in July.

In comparing the weather between October and August, October generally offers milder temperatures, with a minimum of 15°C and an average of 23°C, while August sees higher temperatures, with a minimum of 24°C and an average of 29°C. The maximum temperatures in August can soar up to 37°C, compared to October's peak of 34°C. Precipitation levels also differ significantly; August experiences heavier rainfall, totaling 264 mm over 25 days, whereas October has less rain at 117 mm over 13 days. Furthermore, humidity levels remain higher in August at 88%, while October experiences a more comfortable 64%. For more detailed information on August weather patterns, check out Jiangnan weather in August.

In comparing the weather between September and October, we notice a significant drop in temperature. October experiences a minimum temperature of 15°C (59°F) and a maximum of 34°C (94°F), while September boasts higher temperatures, with a minimum of 20°C (68°F) and a maximum of 36°C (97°F). Additionally, the average temperature in September is warmer at 28°C (82°F) compared to October's average of 23°C (74°F). Precipitation levels are also noteworthy, as October sees 117 mm (4.6 in) of rain over 13 days, whereas September is wetter, with 170 mm (6.7 in) of rain across 18 days. Humidity remains relatively high in both months, but it is slightly higher in September at 72% compared to October's 64%. For more details on September conditions, check out Jiangnan weather in September.

October experiences warmer temperatures, with a minimum of 15°C (59°F) and an average of 23°C (74°F), reaching up to a hot 34°C (94°F). The month is also characterized by significant rainfall, totaling 117 mm (4.6 in) over 13 days, contributing to a relatively high humidity level of 64%. In contrast, November brings cooler weather, with temperatures dropping to a minimum of 9°C (49°F) and an average of 20°C (68°F), peaking at 29°C (85°F). The precipitation decreases to 40 mm (1.6 in) spread over 9 days, and humidity slightly lowers to 61%. For more detailed information, you can visit Jiangnan weather in November.

In October, the weather is considerably warmer with average temperatures ranging from a minimum of 15°C (59°F) to a maximum of 34°C (94°F), and a significant amount of rainfall at 117 mm (4.6 in) over 13 days. In contrast, December experiences a much cooler climate, with temperatures dipping to a minimum of 4°C (40°F) and peaking at 29°C (84°F), accompanied by less precipitation at 48 mm (1.9 in) across 8 days. The humidity remains fairly consistent, around 64% in October and slightly lower at 63% in December. For more information on the weather during this month, you can refer to Jiangnan weather in December.

Compare Jiangnan's Climate with Cities Worldwide

Conclusion: What to Expect From October Weather in Jiangnan

As October unfolds in Jiangnan, the weather showcases a delightful transition, marked by a gentle drop in temperatures compared to the sweltering summer months. This month typically experiences a refreshing coolness, making it a pleasant time for outdoor activities. With average temperatures around 23°C, the air carries a hint of crispness, contrasting sharply with the stifling heat of previous months. While rainfall persists, with about 13 days of precipitation, the overall humidity levels stabilize, creating a more comfortable atmosphere. For those looking to understand the broader changes in weather, insights into the region can be found at Jiangnan Climate.