Last updated: October 30, 2025
Experience the vibrant summer climate of Busan, South Korea in August, where temperatures soar to a maximum of 31°C (88°F), with a comfortable average of 27°C (81°F) and a minimum of 23°C (73°F). This month showcases the region's tropical character, highlighted by high humidity levels at 93% that can make the air feel warm and muggy. With 158 mm (6.2 in) of rainfall spread over 13 days, prepare for occasional downpours that nourish the lush surroundings. Whether you're enjoying the beach or exploring the city, Busan's August weather offers a dynamic backdrop for unforgettable summer adventures.
In August, Busan basks in the heart of summer, with temperatures reaching a warm average of 27°C (81°F), and daytime highs peaking at an inviting 31°C (88°F). The nights offer a pleasantly mild environment, starting at a comfortable minimum of 23°C (73°F). This month marks a significant rise from the cooler temperatures of earlier months; for instance, July's average of 24°C (76°F) already set the stage for August's heat. The gradual warming trend throughout the summer culminates in vibrant ocean festivities and bustling beach activity, making it a prime time for visitors to experience Busan’s lively coastal culture. As summer transitions to autumn, we can expect a drop in temperatures, but August ensures a memorable, sun-soaked escape for locals and tourists alike.
In August, Busan experiences significant rainfall, with an average precipitation of 158 mm (6.2 in) over 13 rainy days. This marks a noticeable decline from July's peak, where the city receives a substantial 249 mm (9.8 in), yet still represents one of the wetter months of the year. The trend shows that while July tends to be the rainiest, August maintains a strong presence in the monsoon season alongside a notable number of wet days. As summer wanes, the rain gradually tapers off, setting the stage for September, which once again sees a surge in precipitation, reaching 245 mm (9.6 in). Overall, August serves as a bridge between the heavy downpours of mid-summer and the shift towards drier autumn days.
In Busan, South Korea, August brings a notable peak in humidity, resting at a high of 93%. This summer month follows the intensely muggy July, which boasts an astounding 95% humidity, and while August sees a slight dip, it remains significantly elevated. As the year progresses from spring to summer, humidity steadily climbs, with May and June experiencing values of 83% and 87%, respectively. After August, September offers a more comfortable relief at 80%, indicating a gradual decline as the season transitions toward fall. Overall, the climate in Busan reflects a pattern where summer months become increasingly humid, enveloping the city in a warm, damp embrace.
In August, Busan, South Korea, experiences an extreme UV Index of 12, mirroring the intense levels seen in July. With a burn time of only 10 minutes, it’s crucial for residents and visitors to take extra precautions during this month. This trend of escalating UV exposure begins in March, where the index notably rises from a moderate 7 to a staggering 10 in both April and May, before reaching its peak in the summer months of June, July, and August. As the summer comes to a close, the UV index will gradually decrease to 10 in September, indicating that while the sun's power is diminishing, it remains significant. For more detailed insights on UV levels throughout the year, visit Busan UV Index.
UV Risk Categories
August in Busan, South Korea, shines brightly with 290 hours of sunshine, keeping the summer spirit alive just before the onset of autumn. As the warmest month of the year, August holds onto the radiance established in the spring, which steadily increases through March (267 hours) and peaks in May (295 hours), before slightly tapering off in July (266 hours). This month showcases a delightful blend of extended daylight and warm temperatures, making it a perfect time for beach outings and outdoor adventures. Following August, sunshine hours dip to 241 hours in September, signaling a transition into the cooler fall months. Overall, the trend highlights Busan's abundant sunshine, fostering a vibrant atmosphere throughout the summer season.
In Busan, South Korea, the likelihood of sunny weather takes a notable dip during the summer, particularly in August with only a 31% chance of sunshine. This trend reflects a gradual decline from the relatively brighter months earlier in the year, with peaks of over 50% in the winter months of November and December. Following July's low of 23%, August continues the stretch of less favorable weather, highlighting a pattern where summer months struggle to match the sunniness found in the cooler seasons. As autumn approaches, the chances of clear skies start to rise again, returning to brighter days by October, beckoning the promise of sunnier skies in the months ahead.
In Busan, South Korea, the daylight duration experiences a captivating seasonal rhythm throughout the year. As August rolls in, the city enjoys around 13 hours of daylight, a slight decrease from the sunlit peak of 14 hours observed in the summer months of June and July. This gradual transition signals the onset of the cooling season, with daylight starting to wane as the year progresses. Interestingly, as we move from August to September, daylight decreases further, hinting at the brisk arrival of autumn. This pattern not only highlights the delightful abundance of summer light but also sets the stage for the cozy, shorter days that follow, creating a dynamic balance between bright summer evenings and the serene charm of fall.
In August, the winds in Busan, South Korea settle at a gentle 5.2 m/s (12 mph), mirroring the breezy feel of the previous month. This slight consistency in wind speed, alongside the peak summer heat, creates a perfect atmosphere for beachgoers seeking respite from the sweltering sun. As summer transitions to early fall, wind speeds begin to rise again in September to 6.7 m/s (15 mph), hinting at a refreshing shift in the season. Overall, the trend shows a summer lull in wind activity, followed by a notable increase as autumn approaches, making Busan's coastal charm all the more inviting during this time of year.
Weather in Busan varies notably across the year, with each month offering distinct climate conditions. This page compares August’s weather to other months in Busan, focusing on differences in temperature, rainfall, humidity, and UV levels.
August and January present stark contrasts in weather. August boasts warm temperatures, with a minimum of 23°C (73°F) and an average of 27°C (81°F), while January chills the air with temperatures plummeting to a minimum of -7°C (20°F) and an average of just 6°C (43°F). Precipitation is notably heavier in August, totaling 158 mm (6.2 in) over 13 days, compared to January’s much lighter 38 mm (1.5 in) over only 4 days. Additionally, August's humidity reaches a sweltering 93%, whereas January experiences more comfortable levels at 72%. For a more detailed look at the weather specifics in January, you can check this link: Busan weather in January.
August and February present stark contrasts in weather patterns. In August, temperatures are considerably warmer, with a minimum of 23°C (73°F) and averages reaching up to 27°C (81°F), peaking at 31°C (88°F). The humidity in August is high at 93%, contributing to a muggy atmosphere, and the month typically experiences around 158 mm (6.2 in) of rainfall over 13 days. In contrast, February is much cooler, featuring a minimum temperature of -5°C (24°F) and a modest average of 7°C (44°F), with a maximum of only 16°C (61°F). Precipitation is lighter in February, totaling just 46 mm (1.8 in) and spread across 4 days, and the humidity is lower at 67%. For a more detailed look at February's climate, you can check Busan weather in February.
August presents a stark contrast to March in terms of weather. With temperatures ranging from a minimum of 23°C (73°F) to a maximum of 31°C (88°F), August is significantly warmer, averaging around 27°C (81°F). It also experiences high humidity levels at 93%, accompanied by 158 mm (6.2 in) of precipitation over 13 days. In comparison, March's temperatures are much cooler, with a minimum of 1°C (34°F) and a maximum of 16°C (62°F), averaging just 11°C (51°F). March sees less rainfall, totaling 100 mm (3.9 in) over 8 days, and has a lower humidity of 65%. For a closer look at March weather specifics, you can check out Busan weather in March.
In comparing the weather between August and April, a stark contrast is evident. August boasts significantly warmer temperatures, with a minimum of 23°C (73°F) and an average high of 31°C (88°F), making it a hot and humid month with 93% humidity. In contrast, April presents much cooler conditions, with temperatures ranging from a minimum of 6°C (42°F) to a maximum of 19°C (66°F) and an average of 14°C (57°F). Additionally, while both months experience rainfall, August sees a greater amount, with 158 mm (6.2 in) over 13 rainy days compared to April's 114 mm (4.5 in) over just 7 days. For more details on April's climate, you can visit Busan weather in April.
August in Busan is characterized by significantly warmer temperatures, with a minimum of 23°C (73°F) and an average of 27°C (81°F), reaching a maximum of 31°C (88°F). In contrast, May sees much cooler temperatures, with averages around 17°C (63°F) and a maximum of only 22°C (71°F). Additionally, August experiences higher humidity at 93%, compared to May's 83%, making the summer month feel more oppressive. Precipitation is also more frequent in August, with rainfall occurring on 13 days and totaling 158 mm (6.2 in), while May has fewer rainy days, totaling 113 mm (4.5 in) over just 7 days. For more detailed information on May's weather, you can check Busan weather in May.
When comparing the weather in August and June, August tends to be significantly warmer and more humid. In August, temperatures range from a minimum of 23°C (73°F) to a maximum of 31°C (88°F), with an average temperature of 27°C (81°F) and high humidity levels at 93%. In contrast, June features milder temperatures, with a minimum of 16°C (62°F), an average of 20°C (69°F), and a maximum of 25°C (78°F), coupled with a slightly lower humidity of 87%. Although June experiences a comparable amount of rainfall with 167 mm (6.6 in) over 8 days, August sees 158 mm (6.2 in) spread across 13 days, indicating more frequent but lighter showers during the latter month. For more details, check Busan weather in June.
In comparing the weather of July and August, August tends to be slightly warmer, with average temperatures reaching 27°C (81°F) compared to July’s 24°C (76°F). Both months experience frequent rain, but July sees more precipitation overall, totaling 249 mm (9.8 in) while August has 158 mm (6.2 in). Humidity levels are fairly similar, though July is marginally higher at 95% compared to August's 93%. Interestingly, both months share the same number of rainy days, occurring on 13 separate occasions. For a more detailed look at July's weather, you can check out Busan weather in July.
August and September exhibit notable differences in weather patterns. In August, temperatures are generally warmer, with averages around 27°C (81°F) and highs reaching up to 31°C (88°F). This month is also characterized by high humidity at 93% and significant rainfall, totaling 158 mm (6.2 in) over 13 days. In contrast, September brings cooler temperatures, with averages dropping to 23°C (75°F) and maximums reaching 29°C (84°F). Although September sees increased precipitation, totaling 245 mm (9.6 in) over 11 days, the overall humidity decreases to 80%. For more detailed information, you can check Busan weather in September.
August and October present a stark contrast in weather patterns. In August, temperatures soar with a minimum of 23°C (73°F) and an average of 27°C (81°F), peaking at 31°C (88°F). This month also experiences significant rainfall, averaging 158 mm (6.2 in) over 13 days, accompanied by high humidity levels of 93%. In contrast, October enjoys much milder conditions with a minimum temperature of 9°C (49°F) and an average of 19°C (67°F), reaching a maximum of 26°C (78°F). The precipitation reduces considerably to 91 mm (3.6 in) over just 5 days, and the humidity drops to a more comfortable 77%. For more detailed insights, check out Busan weather in October.
In August, the weather is characterized by warm temperatures, with a minimum of 23°C (73°F) and an average of 27°C (81°F), reaching a maximum of 31°C (88°F). This month experiences significant rainfall, totaling 158 mm (6.2 in), spread over 13 days, contributing to a high humidity level of 93%. In stark contrast, November sees much cooler temperatures, with a minimum of 3°C (38°F) and an average of 14°C (57°F), peaking at 21°C (70°F). Precipitation drops considerably to just 24 mm (1.0 in) over 3 days, and the humidity decreases to a more comfortable 75%. For more details on the weather in November, you can visit Busan weather in November.
August and December present stark contrasts in weather. In August, temperatures soar, with averages around 27°C (81°F) and highs reaching up to 31°C (88°F), accompanied by high humidity levels of 93% and significant rainfall of 158 mm over approximately 13 days. Conversely, December brings a dramatic drop in temperature, where the average hovers around 7°C (46°F) with a maximum of 18°C (64°F) and a chilling minimum of -4°C (25°F). The month sees much less precipitation, only 25 mm over just 3 days, and a lower humidity of 73%. For a detailed look at the weather specifics, visit Busan weather in December.
August in Busan stands out as a hot and humid month, with temperatures typically peaking around 31°C (88°F), making it one of the warmest times of the year. While the average temperature remains a comfortable 27°C (81°F), the soaring humidity at 93% can make the air feel particularly sultry, often leading to a sticky atmosphere. Additionally, August sees a significant increase in precipitation, with about 158 mm (6.2 in) of rainfall spread over 13 days, contrasting sharply with the drier months preceding it. This combination of heat and moisture creates a vibrant, lush environment, perfect for enjoying Busan’s stunning beaches and waterfront activities. For a deeper understanding of Busan's weather patterns throughout the year, check out Busan Climate.