October Weather in Shanghai, China

Last updated: August 21, 2025

October in Shanghai, China presents a delightful mix of mild temperatures and vibrant autumn scenery. With maximum temperatures reaching 31°C (89°F) and an average of 20°C (68°F), visitors can enjoy pleasant weather while exploring the city. The minimum dips to 10°C (51°F), marking the transition of the season. Rainfall is moderate with 69 mm (2.7 in) spread over 7 days, contributing to the city's lush landscapes. Humidity levels hover around 80%, adding a hint of warmth to the crisp air. October is a perfect time to experience Shanghai’s cultural offerings amidst comfortable and inviting conditions.

October Temperature in Shanghai

As October unfolds in Shanghai, temperatures offer a refreshing contrast to the sweltering summer months. With a minimum temperature of 10°C (51°F) and an average soaring to 20°C (68°F), the city becomes a pleasant escape with balmy days. The maximum can reach up to 31°C (89°F), allowing for plenty of outdoor activities amid the vibrant autumn hues. This transition signals a noticeable drop from the preceding months, where the air grows crisp, and the humidity wanes, creating ideal conditions for exploring Shanghai's rich cultural landscape. With each passing day, the warmth of summer gives way to a more temperate climate, inviting residents and visitors alike to bask in the beauty that October brings to this bustling metropolis.

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

The chart illustrates October temperature patterns in Shanghai, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Shanghai, 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).
JanFebMarAprMayJunJulAugSepOctNovDec434553617076838578685947
Data source: Temperature data for Shanghai 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 Shanghai

In October, Shanghai experiences a moderate drop in precipitation, totaling 69 mm (2.7 in), with rain falling on about 7 days throughout the month. This marks a notable decrease from the previous months, particularly September's higher average of 177 mm (7.0 in) over 13 days. The transition into autumn brings a refreshing contrast to the summer's heavy showers, as October typically balances pleasant weather with just enough rainfall to sustain the lush surroundings. As the year progresses towards winter, both the precipitation amount and number of rainy days diminish, highlighting a significant shift in Shanghai's climate patterns.

October Precipitation Trends in Shanghai

The chart displays monthly precipitation patterns in Shanghai, 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 Shanghai, October typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec55608372117201250167177695150
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in Shanghai

October in Shanghai ushers in a slight easing of humidity, with levels sitting at 80%. Historically, this month marks a transition from the summer's oppressive humidity, where July peaks at a sweltering 93%, followed closely by August at 91%. As autumn approaches, the humidity dips, reflecting a broader trend of decreasing moisture levels from the summer's highs. Interestingly, October's readings echo those seen in the spring, with March and April experiencing similar, elevated humidity levels. This gradual decline paves the way for a more comfortable climate, leading into the cooler months of November and December, which revert back to more moderate humidity, providing a refreshing change for Shanghai's residents.

October Average Humidity in Shanghai

This chart illustrates the average monthly humidity levels in Shanghai, 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 Shanghai 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 Shanghai

In October, Shanghai experiences a UV Index of 8, categorizing the exposure as very high with a burn time of just 15 minutes. This marks a gradual decline from the extreme levels seen in the summer months, where July and August peak at an index of 12 and 11 respectively. Despite this dip, the autumn sun can still pose significant risks, especially as the index is much higher than earlier months like January and February, where values hover around 5 and 6. As we transition into fall, it's crucial to maintain sun safety practices. For more detailed information on UV levels throughout the year, visit Shanghai UV Index.

Maximum UV Index Levels in Shanghai for October

The chart shows the monthly maximum UV Index (UVI) for Shanghai 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 Shanghai typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec568101011121111864
Data source: Shanghai 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 Shanghai

As summer transitions to autumn in Shanghai, October shines with 245 hours of sunlight, marking a gentle decline from the summer peak of 318 hours in August. This month features a comforting warmth, with days gradually shortening but still basking in a pleasant glow. Following a vibrant September with 260 hours of sunshine, October welcomes cooler breezes, inviting residents and visitors alike to relish the city's charm while enjoying milder temperatures. The overall trend showcases the city's abundant sunlight across the year, peaking in summer and gracefully tapering off into the cooler seasons, all while maintaining a delightful backdrop for autumnal adventures.

Monthly Sunshine Duration in Shanghai: October Highlighted

The October sunshine duration represents the total number of hours Shanghai 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.
JanFebMarAprMayJunJulAugSepOctNovDec157h211h244h267h290h274h301h318h260h245h224h214h
Data source: Shanghai October Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Shanghai During October

In October, Shanghai experiences a 43% chance of sunny weather, maintaining a relatively optimistic outlook for autumn. This month stands out as a transitional period, where the likelihood of clear skies is notably higher than the summer months, particularly July and August, which dip to 17% and 34% respectively. Following a gradual decline in sunshine during the hot months, this slight rebound in October hints at the city slowly reawakening to clearer days as it heads into winter. As November approaches, the percentage of sunny days climbs to 57%, suggesting that while October might be unpredictable, it's a promising lead-up to the brighter weather of late fall.

Percentage of Sunny Days in October in Shanghai

The chart illustrates the percentage of sunny days in Shanghai 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 Shanghai experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec53%43%29%33%29%23%17%34%45%43%57%64%
Data source: Shanghai October chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Shanghai in October

In October, Shanghai experiences a subtle transition as daylight hours begin to wane, offering about 11 hours of sunlight each day. This marks a gradual decline from the height of 14 hours in June, reflecting the city's shift from the vibrant energy of summer to the more subdued ambiance of autumn. Following a month of 12 hours in September, October continues the trend of decreasing daylight, which will culminate in the return to 10 hours in November. As the city prepares for the shorter days ahead, the cooler air and colorful foliage serve as reminders of the changing seasons, creating a picturesque backdrop for leisurely strolls during these crisp, sunlit hours.

Average Daylight Hours in Shanghai for October

The chart illustrates the variation in daylight duration in Shanghai throughout the year, with October highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 21m11h 4m11h 59m12h 55m13h 43m14h 7m13h 55m13h 13m12h 19m11h 23m10h 34m10h 9m
Data source: Shanghai daylight hours, calculated by summing the hours between sunrise and sunset for each day.

October Winds in Shanghai

As October sweeps into Shanghai, the city experiences a gentle rise in wind speed, averaging 3.8 m/s (8 mph), a slight increase from the preceding months. This shift marks a transition from the summer's peak winds in July, which peaked at 5.1 m/s (11 mph), down to a calmer but invigorating flow as autumn settles in. While generally mild, October's winds carry a refreshing chill that hints at the approaching winter, contrasting with the more stagnant air of the summer months. This month is characterized by a comfortable balance, where the breeze invigorates the vibrant streets of Shanghai, making it an ideal time for outdoor exploration against the backdrop of the city’s stunning fall foliage.

Average October Wind Speed in Shanghai

The chart displays monthly wind speed patterns in Shanghai, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.73.73.73.63.73.35.13.13.63.8 m/s3.53.1
Data source: Shanghai October wind data, generated using information from the Copernicus Climate Change Service.

How October Weather in Shanghai Compares to Other Months

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

October in Shanghai is characterized by warm temperatures, with averages around 20°C (68°F) and highs reaching up to 31°C (89°F). The month sees a fair amount of precipitation, totaling 69 mm (2.7 in) over about 7 days, along with relatively high humidity levels of 80%. In contrast, January presents a much colder picture, with temperatures ranging from a low of -8°C (19°F) to a pleasant maximum of 22°C (71°F), averaging around 6°C (44°F). Precipitation in January is slightly lower at 55 mm (2.2 in) over 6 days, and humidity is also less, at 70%. For more detailed information about January weather, you can visit Shanghai weather in January.

October and February present contrasting weather patterns. In October, temperatures range from a pleasant 10°C (51°F) to a warm high of 31°C (89°F), averaging around 20°C (68°F), while the humidity is relatively high at 80%. This month also sees about 69 mm (2.7 in) of precipitation spread over 7 days. In contrast, February experiences much colder temperatures, with a minimum of -3°C (27°F) and a maximum of 24°C (76°F), averaging just 7°C (45°F). The rainfall is slightly less, totaling 60 mm (2.4 in) over 8 days, and the humidity is lower at 73%. For a more detailed look at February weather, visit Shanghai weather in February.

In comparing the weather of October and March, October presents a milder climate with temperatures ranging from a minimum of 10°C (51°F) to a maximum of 31°C (89°F), yielding an average of 20°C (68°F). This month experiences less precipitation at 69 mm (2.7 in) over about seven days, with humidity around 80%. Conversely, March is cooler overall, with temperatures ranging from a minimum of 2°C (37°F) to a maximum of 26°C (79°F), averaging just 12°C (54°F). It also sees a bit more rainfall, totaling 83 mm (3.3 in) across approximately twelve days, alongside slightly higher humidity levels at 81%. For more detailed insights on March weather, you can visit Shanghai weather in March.

In October, the weather is generally warmer with an average temperature of 20°C (68°F) compared to April's cooler average of 16°C (61°F). Both months experience similar maximum temperatures of around 31°C (89°F) and 31°C (87°F), respectively. However, October has slightly less precipitation (69 mm) than April (72 mm), despite experiencing about two fewer rainy days. Humidity levels are also slightly lower in October at 80%, compared to April’s 87%. For a more detailed look at April weather specifics, check out Shanghai weather in April.

October and May present distinctly different weather patterns. In October, the temperatures range from a minimum of 10°C (51°F) to a maximum of 31°C (89°F), with an average of 20°C (68°F). The month experiences moderate precipitation of 69 mm (2.7 in) over about 7 days, and humidity levels are relatively high at 80%. In contrast, May typically starts off a bit warmer, with minimum temperatures around 12°C (53°F) and maximums reaching 34°C (94°F), yielding an average of 21°C (71°F). However, it also sees more rain, with 117 mm (4.6 in) falling over approximately 10 days and humidity peaking at 87%. For more detailed insights, check out Shanghai weather in May.

October presents a milder climate compared to June, with average temperatures ranging from a minimum of 10°C (51°F) to a maximum of 31°C (89°F) and an overall average of 20°C (68°F). In contrast, June experiences hotter conditions, with temperatures averaging between 18°C (65°F) and soaring up to 36°C (96°F). Furthermore, October has significantly lower precipitation, totaling 69 mm (2.7 in) over about 7 days, while June sees much heavier rainfall at 201 mm (7.9 in) across 15 days, contributing to a higher humidity level of 89%. For more detailed insights, visit Shanghai weather in June.

In comparing October and July, it's clear that July experiences significantly warmer temperatures, with minimums around 20°C (69°F) and maximums reaching up to 39°C (102°F), whereas October has a cooler range with a minimum of 10°C (51°F) and a maximum of 31°C (89°F). Additionally, July is characterized by much higher humidity levels at 93% and a notable increase in precipitation, averaging 250 mm (9.8 in) over 16 days, compared to October's 69 mm (2.7 in) spread across just 7 days. For more details on July's weather, you can visit Shanghai weather in July.

In comparing October and August weather, October typically offers a more moderate climate with average temperatures ranging from a minimum of 10°C (51°F) to a maximum of 31°C (89°F), compared to the warmer August, where temperatures can soar from a minimum of 20°C (69°F) up to 38°C (100°F). Additionally, October experiences significantly less precipitation, with 69 mm (2.7 in) over 7 days, while August sees a much higher total of 167 mm (6.6 in) across 15 rainy days. Humidity levels are also slightly lower in October at 80% compared to August's 91%, making October a more comfortable time of year. For a detailed look at August's conditions, you can visit Shanghai weather in August.

When comparing the weather in October to that of September, we observe notable differences in temperature, precipitation, and overall climate conditions. October features a milder temperature range, with a minimum of 10°C (51°F) and a maximum of 31°C (89°F), resulting in an average temperature of 20°C (68°F). In contrast, September is warmer, with a minimum of 17°C (63°F) and a maximum of 35°C (94°F), averaging 25°C (78°F). Precipitation levels also differ significantly; October has 69 mm (2.7 in) of rain over 7 days, while September experiences much more rainfall at 177 mm (7.0 in) across 13 days. Humidity levels are relatively similar, hovering around 80% in October and 81% in September. For more details on September's weather, you can visit Shanghai weather in September.

October and November present a noticeable shift in weather patterns. In October, temperatures range from a minimum of 10°C (51°F) to a maximum of 31°C (89°F), with an average of 20°C (68°F) and an overall higher humidity level of 80%. This month experiences a total precipitation of 69 mm (2.7 in) over seven days. In contrast, November sees a significant drop in temperatures, with a minimum of 2°C (37°F) and a maximum of 27°C (81°F), leading to an average of 15°C (59°F). Although November has slightly less precipitation at 51 mm (2.0 in) over the same number of days, the humidity rises slightly to 82%. For further details on the weather trends in this month, you can check Shanghai weather in November.

October and December present a striking contrast in weather conditions. In October, temperatures vary from a mild 10°C (51°F) at night to a warm 31°C (89°F) during the day, with an average of 20°C (68°F). The month experiences relatively high humidity at 80% and sees about 69 mm (2.7 in) of precipitation over approximately 7 days. In contrast, December brings a noticeable chill, with nighttime temperatures dropping to -5°C (22°F) and daytime highs reaching only 20°C (69°F), averaging around 8°C (47°F). While precipitation decreases to 50 mm (2.0 in) over 8 days, the humidity remains fairly high at 77%. For more details, you can visit Shanghai weather in December.

Compare Shanghai's Climate with Cities Worldwide

Conclusion: What to Expect From October Weather in Shanghai

As October unfolds in Shanghai, it marks a noticeable transition from the sweltering heat of summer to cooler autumn breezes. With an average temperature that hovers around a comfortable 20°C (68°F), this month offers a welcome respite, particularly compared to the peak summer months. While there may still be a few warm days with temperatures reaching up to 31°C (89°F), the drop in humidity to around 80% makes the cooler evenings feel quite refreshing. Although precipitation remains moderately present with seven rainy days throughout the month, the overall climate provides a pleasant backdrop for exploring the city. For a deeper insight into what to expect throughout the year, visit Shanghai Climate.