October Weather in Changchun, China

Last updated: August 21, 2025

October in Changchun, China offers a dramatic transition as summer fades, with maximum temperatures reaching a comfortable 29°C (84°F) while the average tumbles to a crisp 8°C (47°F). As the month progresses, evenings can chill down to a brisk -6°C (21°F), prompting a need for warmer attire. The city experiences a modest precipitation rate of 22 mm (0.9 in), over approximately 4 rainy days, contributing to an overall humidity level of 84%. This blend of refreshing temperatures and occasional rainfall creates an inviting ambiance, ideal for exploring the autumn beauty of Changchun.

October Temperature in Changchun

In October, Changchun experiences a notable transition in temperatures as autumn fully sets in. The minimum temperature dips to a chilly -6°C (21°F), heralding the arrival of colder weather, while the average climbs to a modest 8°C (47°F)—a stark contrast to the sweltering heights of summer. Daytime highs can still reach a pleasant 29°C (84°F), allowing for some last glimpses of warmth before winter descends. This month serves as a bridge between the lingering warmth of September and the biting cold that follows in November, marking a time when residents often enjoy the beautiful fall foliage as temperatures gradually decline.

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

The chart illustrates October temperature patterns in Changchun, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Changchun, 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).
JanFebMarAprMayJunJulAugSepOctNovDec71433496270787363472811
Data source: Temperature data for Changchun 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 Changchun

October in Changchun, China, marks a shift in the weather as the city transitions into the cooler months. This month sees an average precipitation of 22 mm (0.9 in), falling over approximately 4 days, a notable decrease from the wetter summer months. As the rainfall subsides compared to September's 98 mm (3.9 in), it signals the onset of autumn, where crisp air replaces the humidity of summer. The steady decline in precipitation from the highs of July and August, which receive 148 mm (5.8 in) and 193 mm (7.6 in) respectively, highlights October's role as a gentle precursor to winter. This pattern underscores a seasonal rhythm in Changchun, where each month flows naturally into the next, shaping the city's climate journey.

October Precipitation Trends in Changchun

The chart displays monthly precipitation patterns in Changchun, 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 Changchun, October typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec56151555971481939823287
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in Changchun

October in Changchun, China, marks a transition in humidity levels, maintaining a relatively consistent 84%—a figure that aligns closely with the moisture-rich summer months of July and August. As autumn sets in, the humidity gently declines from the sweltering heights of summer, yet it remains higher than in the spring months where levels dipped into the 60s. This persistent humidity during October underscores Changchun's unique climatic pattern, where even as temperatures cool, the air retains a palpable moisture. As the year progresses into November, one can anticipate a significant drop in humidity, bringing a fresher feel as the colder months approach.

October Average Humidity in Changchun

This chart illustrates the average monthly humidity levels in Changchun, 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 Changchun is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec78%72%65%64%70%80%87%88%84%84%69%65%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Changchun

As October arrives in Changchun, the UV Index experiences a notable dip to 4, placing it in the moderate exposure category. After a summer characterized by persistently high levels of UV radiation, with peaks of 9 in both July and August, the decrease signals a gradual transition into cooler months. The sun’s intensity allows for a burn time of about 30 minutes, giving residents a bit more leeway for outdoor activities compared to the preceding months. This decline continues into November, where the UV Index falls to 3, emphasizing the importance of staying informed about sun safety. For detailed insights and updates, visit Changchun UV Index.

Maximum UV Index Levels in Changchun for October

The chart shows the monthly maximum UV Index (UVI) for Changchun 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 Changchun typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235789997432
Data source: Changchun 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 Changchun

October in Changchun, China, welcomes a golden embrace of sunshine, boasting 261 hours of radiant daylight. This follows a summer peak in July with an impressive 342 hours, capturing the city's vibrant energy. As the year wanes into autumn, the lush greenery softens under a blanket of crisp air, while the sunny hours gradually taper off from September’s 277 hours. This trend underscores the shifting seasons, where the warmth of summer slowly gives way to the serene beauty of fall, making October a transitional yet bright month. With its rich blend of sunny days and cooler air, it offers a perfect backdrop for outdoor exploration before winter's chill sets in.

Monthly Sunshine Duration in Changchun: October Highlighted

The October sunshine duration represents the total number of hours Changchun 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.
JanFebMarAprMayJunJulAugSepOctNovDec196h237h291h294h312h330h342h284h277h261h223h231h
Data source: Changchun October Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Changchun During October

As October arrives in Changchun, China, residents and visitors can expect a favorable chance of sunny weather, with a notable 61% likelihood of sunshine gracing the days. This marks a significant rise compared to the summer months, where the sun shines only 36% to 33% of the time, reflecting a gradual trend upward as the daylight begins to wane with the season’s change. The October weather offers a pleasant contrast to the earlier cooler months, such as May and June, where the likelihood of sunshine plummets to 43%. As autumn unfolds, October stands out as a month when the sun frequently peeks through, making it an ideal time for outdoor activities before the harsher winter sets in.

Percentage of Sunny Days in October in Changchun

The chart illustrates the percentage of sunny days in Changchun 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 Changchun experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec63%54%60%52%43%43%36%33%37%61%49%72%
Data source: Changchun October chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Changchun in October

As the October sun graces Changchun, China, daylight begins to wane, offering around 10 hours of light—a noticeable drop from the 14 hours enjoyed in May and June. The days have been gradually shortening since the height of summer, as autumn sets in, transitioning towards the colder months ahead. After basking in prolonged daylight over the summer, October presents a softer glow, reminiscent of the vibrant transitions in nature. This month not only marks a significant shift in daylight but also signals the approach of shorter days, culminating in winter, where January and February will see the sun lingering for just 9 hours. The gentle ebb of daylight captures the essence of Changchun’s seasonal rhythm, as it adjusts to the changing sun with the onset of fall.

Average Daylight Hours in Changchun for October

The chart illustrates the variation in daylight duration in Changchun throughout the year, with October highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 18m10h 27m11h 56m13h 26m14h 44m15h 23m15h 3m13h 55m12h 28m10h 58m9h 38m8h 57m
Data source: Changchun daylight hours, calculated by summing the hours between sunrise and sunset for each day.

October Winds in Changchun

As October unfolds in Changchun, the wind begins to whisper a lively tune, with an average speed of 3.6 m/s (8 mph). This gentle breeze marks a noticeable increase from the mellow gusts of September, which averaged just 2.7 m/s (6 mph). After a summer of languid winds, October brings a refreshing shift that hints at the impending chill of winter. Notably, this month maintains a moderate pace, bridging the calmness of the late season and the briskness of the months to come. As the foliage transforms in vibrant hues, the invigorating October wind serves as a reminder of nature's cyclical dance, making it a perfect time for reflection and outdoor adventures.

Average October Wind Speed in Changchun

The chart displays monthly wind speed patterns in Changchun, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.54.24.34.64.83.53.13.12.73.6 m/s4.03.9
Data source: Changchun October wind data, generated using information from the Copernicus Climate Change Service.

How October Weather in Changchun Compares to Other Months

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

October and January present a striking contrast in weather conditions. In October, temperatures range from a chilly min of -6°C (21°F) to a pleasant max of 29°C (84°F), with an average of 8°C (47°F). The month experiences some precipitation, averaging 22 mm (0.9 in) over four days, and maintains a high humidity level of 84%. Conversely, January sees much colder conditions with a stark range from -30°C (-22°F) to a maximum of just 2°C (36°F), leading to an average temperature of -14°C (7°F). The precipitation significantly decreases to 5 mm (0.2 in) over just one day, coupled with a lower humidity of 78%. For more details on January weather, visit Changchun weather in January.

October and February showcase starkly contrasting weather patterns. In October, temperatures range from a chilly -6°C (21°F) at night to a pleasant max of 29°C (84°F) during the day, with an average of 8°C (47°F). The month experiences a moderate amount of precipitation, totaling 22 mm (0.9 in) over about four days, accompanied by a high humidity of 84%. In contrast, February plunges to much colder conditions, with minimum temperatures dropping to -27°C (-16°F) and a daytime maximum of only 11°C (52°F), averaging around -10°C (14°F). Precipitation is scarce in February, with just 6 mm (0.2 in) over one day and lower humidity at 72%. For more detailed weather insights in February, visit Changchun weather in February.

October and March display distinctly different weather patterns. In October, temperatures range from a chilly minimum of -6°C (21°F) to a warm maximum of 29°C (84°F), with an average of 8°C (47°F). The month experiences a total precipitation of 22 mm (0.9 in) over four days and has relatively high humidity at 84%. In contrast, March is significantly colder, with temperatures dipping as low as -19°C (-3°F) and reaching a maximum of 22°C (72°F), averaging 0°C (33°F). This month sees a slightly lower precipitation level of 15 mm (0.6 in) across four days, accompanied by less humidity at 65%. For more detailed information, you can refer to Changchun weather in March.

In comparing the weather between October and April, both months exhibit a range of temperatures with minimums dipping close to freezing. October has a slightly higher average temperature of 8°C (47°F) compared to April's average of 9°C (49°F), although both months can reach maximums around 29°C (84°F in October and 85°F in April). Precipitation is somewhat modest in both months, with October receiving 22 mm over four days and April experiencing 15 mm over three days. Additionally, October tends to be more humid at 84%, while April's humidity is a more comfortable 63%. For more details on April weather, you can check Changchun weather in April.

October and May present contrasting weather patterns. In October, temperatures range from a chill of -6°C (21°F) at night to a warm high of 29°C (84°F) during the day, averaging around 8°C (47°F). The month experiences relatively low precipitation with only 22 mm (0.9 in) over about 4 days, but the humidity remains high at 84%.

In contrast, May sees a more moderate temperature range, with lows at 0°C (32°F) and highs reaching up to 36°C (97°F), giving an average of 17°C (62°F). This month is wetter, with 55 mm (2.2 in) of rain spread over about 8 days, and humidity levels drop to a more comfortable 70%. For more detailed information, check out Changchun weather in May.

October and June present contrasting weather patterns. October experiences cooler temperatures, with a minimum of -6°C (21°F) and an average of 8°C (47°F), peaking at 29°C (84°F). In contrast, June offers a warmer climate, ranging from a minimum of 8°C (47°F) to an average of 21°C (70°F), and can reach up to a scorching 35°C (95°F). Precipitation also varies significantly, with October receiving only 22 mm (0.9 in) over 4 days, while June has a much higher total of 97 mm (3.8 in) spread over 13 days. Additionally, humidity levels are similar, at 84% in October and 80% in June. For more detailed insights, check Changchun weather in June.

When comparing October and July weather, it's clear that July is significantly warmer and wetter than October. In July, temperatures range from a minimum of 13°C (56°F) to a maximum of 35°C (95°F), with an average of 25°C (78°F) and 148 mm of rainfall over 14 days. Conversely, October sees much cooler temperatures, with a minimum of -6°C (21°F) and a maximum of 29°C (84°F), averaging around 8°C (47°F). Additionally, October experiences only 22 mm of precipitation spread over four days, making it drier than the rainy days typical in July. For more details on the warm and humid conditions of July, check out Changchun weather in July.

In comparing the weather of October and August, October experiences significantly cooler temperatures, with a minimum of -6°C (21°F) and an average of 8°C (47°F), while August boasts a much warmer minimum of 6°C (42°F) and an average temperature of 23°C (73°F). The stark difference in precipitation is also notable; October has only 22 mm (0.9 in) of rain over just 4 days, whereas August sees a substantial 193 mm (7.6 in) of rain spread across 16 days. Additionally, October holds a humidity level of 84%, slightly lower than August’s 88%, suggesting that while October is cooler, it is also a drier month overall. For more insights into August weather, you can visit Changchun weather in August.

In comparing the weather of October and September, October experiences a broader temperature range, with a minimum of -6°C (21°F) and a maximum of 29°C (84°F), while September maintains milder conditions with lows of 2°C (36°F) and highs peaking at 30°C (86°F). Additionally, September sees significantly more precipitation, totaling 98 mm (3.9 in) over 9 days, compared to October's 22 mm (0.9 in) over just 4 days. Despite the increased precipitation in September, both months share the same humidity level at 84%. For more details on the weather patterns during September, you can visit Changchun weather in September.

October and November present a notable shift in weather conditions. In October, temperatures range from a minimum of -6°C (21°F) to a pleasant average of 8°C (47°F), with maximum highs reaching up to 29°C (84°F), all accompanied by relatively high humidity at 84%. Precipitation is moderate, totaling 22 mm (0.9 in) over four days. In contrast, November brings a more pronounced chill, with temperatures plummeting to a minimum of -16°C (3°F) and an average temperature of -2°C (29°F). The maximum temperature reaches a milder 17°C (62°F), while humidity decreases to 69%. Precipitation slightly increases to 28 mm (1.1 in) over the same four-day span. For more detailed information, check out Changchun weather in November.

October typically showcases a more moderate climate, with temperatures ranging from a chilly -6°C (21°F) to a pleasant 29°C (84°F), averaging around 8°C (47°F). The month sees relatively higher humidity at 84% and moderate precipitation of 22 mm (0.9 in) over four days. In contrast, December brings a stark drop in temperatures, with lows plunging to -27°C (-16°F) and an average temperature of -12°C (11°F), peaking at just 7°C (45°F). December also has significantly less precipitation, totaling only 7 mm (0.3 in) across just one day, accompanied by lower humidity levels at 65%. For a detailed look at what December has in store, check out Changchun weather in December.

Compare Changchun's Climate with Cities Worldwide

Conclusion: What to Expect From October Weather in Changchun

As October arrives in Changchun, the weather undergoes a notable transformation. Daytime temperatures can peak at a warm 29°C, providing a pleasant contrast to the dropping averages that settle around a cooler 8°C. Nights can be quite chilly, with lows dipping to -6°C, marking the onset of autumn’s chill. This month also sees increased humidity levels at 84%, coupled with light precipitation on just a few days, which adds to the crispness in the air. Compared to the milder summer months, October serves as a gentle reminder of the approaching winter, making it a unique time to experience Changchun's climate. For more specific details on the city’s weather patterns, visit Changchun Climate.