August Weather in Dalian, China

Last updated: August 21, 2025

In August, Dalian, China experiences a warm and humid climate characterized by a maximum temperature of 31°C (88°F) and an average of 28°C (83°F). The month sees a minimum temperature of 25°C (78°F), creating a pleasant atmosphere for outdoor activities. However, with 204 mm (8.0 in) of precipitation over 16 days, visitors should be prepared for occasional rain. The high humidity level of 82% adds to the tropical feel of the season, making August a vibrant yet unpredictable month in this coastal city.

August Temperature in Dalian

In August, Dalian, China, experiences a delightful peak in warmth, with temperatures consistently hovering between 25°C (78°F) and 31°C (88°F). The month maintains an average temperature of 28°C (83°F), inviting both locals and tourists to enjoy its sunny beaches and vibrant outdoor activities. This rise in heat marks a notable transition from the pleasant warmth of June and July, setting the stage for a lively summer atmosphere that captivates visitors. As the city basks in these sultry days, the temperate evenings offer a gentle reprieve, allowing everyone to appreciate the beautiful coastal ambiance late into the night. However, as August concludes, a gradual shift towards cooler September temperatures begins to loom on the horizon, signaling the end of the summer season.

August Weather in Dalian: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in Dalian, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Dalian, August 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).
JanFebMarAprMayJunJulAugSepOctNovDec555458647278828281746759
Data source: Temperature data for Dalian 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.

August Precipitation in Dalian

August in Dalian, China, is marked by a significant spike in precipitation, with an average of 204 mm (8.0 in) falling over 16 days. This month showcases a contrast to the relatively dry spell of July, which recorded just 53 mm (2.1 in) over only 5 days. The shift to increased rainfall not only indicates the peak of the monsoon season but also acts as a prelude to the milder, more balanced precipitation patterns of September and October. This pattern reflects a gradual transition from summer's humidity to autumn’s cooler, drier climate, highlighting Dalian's dynamic weather shifts and the importance of embracing the seasonal changes.

August Precipitation Trends in Dalian

The chart displays monthly precipitation patterns in Dalian, with values for each month alongside August’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how August’s conditions compare to those of other months. In Dalian, August typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec58811289413326653204102988366
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Dalian

In August, Dalian, China experiences a notable humidity level of 82%, indicative of the city's warm summer climate. This figure reflects a slight decline from the peak of 85% in May, suggesting that the summer months, while still often humid, are starting to ease as autumn approaches. April and June showed even higher readings, with humidity levels around 81% and 84%, respectively. This trend illustrates a gradual fluctuation in moisture throughout the summer, providing a balmy but slightly less oppressive atmosphere by August. Notably, the most humid months tend to be during late spring and early summer, while September marks a more significant drop to 70%, ushering in drier, cooler autumn conditions.

August Average Humidity in Dalian

This chart illustrates the average monthly humidity levels in Dalian, with August’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In August, average humidity in Dalian is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec73%73%80%81%85%81%84%83%70%73%77%79%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Dalian

In August, Dalian, China experiences an extreme UV Index of 13, which signals the need for heightened sun protection as the burn time is a mere 10 minutes. This month maintains the high UV levels established in July, highlighting a peak in sun exposure that begins in late spring and continues through summer. Notably, the trend shows that from March until September, the UV Index remains at 11 or above, indicating a consistent risk of overexposure. As August wraps up summer, residents and visitors should be vigilant and informed, ensuring safety against the harsh sunrays during this time. For more information on the UV index and to stay protected, check out Dalian UV Index.

Maximum UV Index Levels in Dalian for August

The chart shows the monthly maximum UV Index (UVI) for Dalian in August, 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 August, the maximum UV index in Dalian typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec7911121213131311986
Data source: Dalian August 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.

August Sunshine in Dalian

August in Dalian, China, basks in 312 hours of sunshine, continuing the city’s peak summer glow following a 331-hour July. This month marks a slight decline from July's sunny heights but remains well above the year’s average. The sunny streak transitions smoothly from the spring months, where April and May offer increased daylight, culminating in a vibrant summer that sustains outdoor activities and beach outings. As August gives way to September's 294 hours of sunshine, Dalian gears up for a beautiful close to summer, showcasing a trend where the city enjoys its sunniest months from late spring through late summer, inviting residents and visitors alike to celebrate the warmth and vitality of the season.

Monthly Sunshine Duration in Dalian: August Highlighted

The August sunshine duration represents the total number of hours Dalian experiences direct sunlight during the month of August, excluding cloudy or obstructed periods. This chart compares the sunshine duration of August with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec188h232h272h274h297h260h331h312h294h265h228h215h
Data source: Dalian August Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Dalian During August

In Dalian, China, the likelihood of sunny weather exhibits a notable trend as the summer progresses into August. While the chance of sunshine peaks at 53% in January, it takes a sharp decline during the warmer months, with only a 26% chance in August. This drop follows June's dismal 6% and July's slightly better 29%. Interestingly, the transition to autumn brings a resurgence of sunny days, with September bouncing back to 58%. Thus, while August may not offer the sunniest skies, the atmospheric conditions soon shift, leading to a more favorable forecast as summer turns to fall.

Percentage of Sunny Days in August in Dalian

The chart illustrates the percentage of sunny days in Dalian throughout the year, with August 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 Dalian experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec53%49%41%32%16%6%29%26%58%31%33%33%
Data source: Dalian August chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Dalian in August

In Dalian, China, the month of August marks a gentle transition as daylight begins to wane, offering around 12 hours of sunlight each day. This follows a peak in July, where the city basked in 13 hours of daylight, reflecting the height of summer. From the beginning of the year, daylight steadily increased from 10 hours in January to 13 hours by June, creating a vibrant, sun-kissed atmosphere that is ideal for outdoor activities. As August arrives, daylight remains abundant, yet hints at a forthcoming seasonal shift, with September echoing the same 12 hours before the gradual descent back into shorter days begins in the fall months. This cyclical variation creates a rhythmic dance of light and darkness throughout the year, highlighting the beauty of Dalian's climate.

Average Daylight Hours in Dalian for August

The chart illustrates the variation in daylight duration in Dalian throughout the year, with August highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 43m11h 16m12h12h 45m13h 23m13h 41m13h 32m12h 59m12h 16m11h 31m10h 53m10h 33m
Data source: Dalian daylight hours, calculated by summing the hours between sunrise and sunset for each day.

August Winds in Dalian

In August, the winds of Dalian, China, typically blow at an average speed of 6.4 m/s (14 mph), marking a gentle breeze that characterizes the late summer atmosphere. As the warm month progresses, the winds tend to soften, reflecting a seasonal trend where the prior months of June and July hover at slightly higher speeds, around 6.8 m/s and 7.3 m/s respectively. However, come September, the breezes calm even further, dropping to an average of 5.5 m/s (12 mph). This subtle decrease in wind speed from the summer peak reveals Dalian's transitional climate as it shifts toward autumn, while October beckons a return to brisker conditions with winds ramping up to 10.2 m/s (23 mph), heralding the cooler months ahead.

Average August Wind Speed in Dalian

The chart displays monthly wind speed patterns in Dalian, with values for each month shown alongside August's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how August's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec8.77.36.67.56.26.87.36.4 m/s5.510.28.59.5
Data source: Dalian August wind data, generated using information from the Copernicus Climate Change Service.

How August Weather in Dalian Compares to Other Months

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

August and January present strikingly different weather conditions. In August, temperatures are warm, with a minimum of 25°C (78°F) and an average of 28°C (83°F), reaching a peak of 31°C (88°F). This month is marked by high humidity at 82% and considerable rainfall, totaling 204 mm (8.0 in) over 16 days. In contrast, January sees a significant drop in temperatures, with minimums around 6°C (43°F), an average of 13°C (55°F), and maximums peaking at 18°C (65°F). Precipitation is lighter, with just 58 mm (2.3 in) across 8 days, and humidity is slightly lower at 73%. For a more detailed look, check out Dalian weather in January.

August and February present stark contrasts in weather conditions. In August, temperatures are notably warm, with a minimum of 25°C (78°F) and an average of around 28°C (83°F), peaking at a maximum of 31°C (88°F). This month also sees considerable rainfall, with a total of 204 mm (8.0 in) spread over approximately 16 days, contributing to a high humidity level of 82%. In contrast, February offers a much cooler climate, with temperatures ranging from a minimum of 7°C (44°F) to an average of 12°C (54°F), reaching a maximum of just 17°C (63°F). Precipitation is also lower at 81 mm (3.2 in) over 10 days, with a humidity level of 73%. For more insights on February's weather, you can visit Dalian weather in February.

In August, the weather is significantly warmer and more humid compared to March. With temperatures ranging from a minimum of 25°C (78°F) to a maximum of 31°C (88°F) and an average of 28°C (83°F), August experiences a sultry atmosphere marked by high humidity levels of 82%. In contrast, March is much cooler, with temperatures fluctuating between 10°C (50°F) and 20°C (68°F), an average of 14°C (58°F), and slightly lower humidity at 80%. Additionally, while August sees more rainfall, totaling 204 mm (8.0 in) over 16 days, March has a reduced precipitation level of 128 mm (5.0 in) spread over 14 days. For a detailed overview of March weather, you can visit Dalian weather in March.

When comparing the weather in August and April, we can see a significant contrast in temperatures and precipitation levels. August boasts warmer conditions, with average temperatures ranging from a minimum of 25°C (78°F) to a maximum of 31°C (88°F), while April is much cooler, experiencing temperatures between 12°C (53°F) and 24°C (75°F). Additionally, August is quite rainy, with 204 mm (8.0 in) of precipitation over 16 days, compared to April's 93 mm (3.7 in) over 11 days. Both months exhibit similar humidity levels, with April at 81% and August slightly higher at 82%. For more details on April weather, you can refer to Dalian weather in April.

When comparing the weather in August and May, notable differences in temperature, precipitation, and humidity are evident. August is significantly warmer, with average temperatures around 28°C (83°F) and maximums reaching 31°C (88°F), while May offers milder conditions with an average of 22°C (72°F) and a maximum of 27°C (82°F). Precipitation is higher in August, totaling 204 mm (8.0 in) over about 16 days, compared to May’s 133 mm (5.2 in) on 12 days. Humidity levels are slightly lower in August at 82% versus May's 85%, contributing to a different feel during each month. For more details on May's weather, visit Dalian weather in May.

When comparing the weather in August and June, we see some notable differences in temperature and precipitation. August tends to be slightly warmer, with average temperatures ranging from a minimum of 25°C (78°F) to a maximum of 31°C (88°F), while June's temperatures are a bit cooler, with a range from 22°C (72°F) to 29°C (84°F). In terms of precipitation, June experiences higher rainfall, accumulating 266 mm (10.5 in) over 14 days, compared to August’s 204 mm (8.0 in) over 16 days. Interestingly, both months have high humidity levels, with June at 81% and August slightly higher at 82%. For more detailed information on June in Dalian, you can visit Dalian weather in June.

In comparing the weather of July and August, both months exhibit warm temperatures, with minimums consistently around 25°C (78°F) and average highs reaching 28°C (83°F) in August and 28°C (82°F) in July. However, August sees slightly higher maximum temperatures, peaking at 31°C (88°F), compared to July's 30°C (87°F). One notable difference is the significant increase in precipitation during August, with 204 mm (8.0 in) over 16 days, contrasted with July's much lower 53 mm (2.1 in) across just 5 days. Humidity levels remain quite similar, with August at 82% and July at 84%. For a detailed look at July's weather patterns, you can refer to Dalian weather in July.

August and September exhibit notable differences in weather patterns. August boasts higher temperatures, with nightly lows around 25°C (78°F) and averages reaching 28°C (83°F), peaking at 31°C (88°F). In contrast, September experiences cooler conditions, with minimum temperatures of 22°C (72°F) and an average of 27°C (81°F), while the maximums are slightly lower at 30°C (86°F). In terms of precipitation, August sees a significant amount of rainfall at 204 mm (8.0 in) over 16 days, whereas September registers only 102 mm (4.0 in) across 15 days. Additionally, humidity levels drop from 82% in August to 70% in September, creating a more comfortable atmosphere as summer transitions into autumn. For more information, you can check Dalian weather in September.

August and October present contrasting weather profiles. In August, temperatures are consistently warm, with a minimum of 25°C (78°F) and an average high of 31°C (88°F). This month also sees significant rainfall, totaling 204 mm (8.0 in) over 16 days, alongside high humidity levels at 82%. In contrast, October experiences cooler conditions, with a minimum temperature of 18°C (64°F) and a more moderate average of 23°C (75°F). Rainfall decreases to 98 mm (3.9 in) over 14 days, accompanied by lower humidity at 73%. For more details, check out Dalian weather in October.

In August, the weather is notably warmer, featuring average temperatures around 28°C (83°F) and highs reaching up to 31°C (88°F). The month is also characterized by significant precipitation, with 204 mm (8.0 in) of rain falling over 16 days, accompanied by high humidity levels of 82%. In contrast, November brings a much cooler climate, with an average temperature of 19°C (67°F) and maximums peaking at 23°C (74°F). Additionally, November has less rainfall, totaling 83 mm (3.3 in) over 12 days and lower humidity at 77%. For more detailed insights on November weather, visit Dalian weather in November.

In August, the weather is characterized by warm temperatures, with a minimum of 25°C (78°F) and an average high of 31°C (88°F), alongside high humidity levels of 82%. The month also sees significant rainfall, totaling 204 mm (8.0 in) over 16 days, making it one of the wettest months. In contrast, December brings much cooler conditions, with temperatures ranging from a minimum of 8°C (47°F) to a maximum of 20°C (68°F) and an average of 15°C (59°F). Precipitation is significantly reduced to 66 mm (2.6 in) over 11 days, and the humidity slightly decreases to 79%. For more specific details about December weather in Dalian, you can visit Dalian weather in December.

Compare Dalian's Climate with Cities Worldwide

Conclusion: What to Expect From August Weather in Dalian

August in Dalian brings a vibrant summer warmth, with temperatures peaking at a refreshing 31°C (88°F) while maintaining a sultry humidity of around 82%. This month experiences a noticeable shift in precipitation, averaging 204 mm across approximately 16 days, making it one of the wetter months of the year. Unlike the cooler, drier days of spring and fall, August envelops the city in a muggier embrace, perfect for those who enjoy the essence of summer but may also require some respite from the frequent rain. To explore more about the overall climate of this beautiful city, visit Dalian Climate.