Last updated: October 30, 2025
January in Yongsan-dong, South Korea, brings a chill as temperatures oscillate between a brisk -18°C (1°F) and a moderate 13°C (55°F). On average, residents and visitors can expect a cool -2°C (28°F), making it the perfect time to bundle up. With only 19 mm (0.8 in) of precipitation over just 2 days, January offers a relatively dry atmosphere, although the 71% humidity can make the cold feel even crisper. Embrace the winter charm of Yongsan-dong this January, where the beauty of the season awaits amidst the frosty air.
In Yongsan-dong, January is one of the coldest months, with temperatures ranging from a brisk -18°C (1°F) to a comparatively mild 13°C (55°F), featuring an average temperature of -2°C (28°F). This deep chill marks the peak of winter, transitioning to slightly warmer weather in February, where temperatures begin to rise, indicated by an average of 0°C (32°F). As March approaches, the thaw continues, leading to more bearable days with average temperatures climbing to 7°C (44°F). The trends showcase a significant shift as the season progresses; April welcomes the first signs of spring, with averages soaring to 12°C (54°F), while May and June bring delightful warmth, with temperatures peaking into the low 30s°C. This gradual warming pattern indicates the area's transition from harsh winter to vibrant summer, making it an intriguing time for locals and visitors alike to experience the diverse climate of Yongsan-dong.
In Yongsan-dong, South Korea, January typically marks the ceremonial start of the year with relatively low precipitation, recording only 19 mm (0.8 in) across just two rainy days. This trend of light rain contrasts sharply with the wetter months ahead, particularly from July to August, when annual rainfall reaches its peak, accumulating over 500 mm combined in a matter of weeks. As winter gradually gives way to spring, precipitation begins to increase noticeably, doubling by March and continuing to rise until the lush, rainy summer months. This pattern not only highlights the seasonal shift in Yongsan-dong but also paints a vivid picture of how the region transitions from the dry chill of January to the vibrant downpours of mid-year.
In Yongsan-dong, South Korea, January experiences a humidity level of 71%, setting the stage for the winter months. As the season transitions into February and March, humidity drops slightly to 65%, providing a brief respite before the spring brings a notable increase to 75% in April. The upward trend continues into the summer, with June and July soaring to 85% and 91% respectively, reaching a peak in humidity that can be quite stifling. As summer wanes in August, humidity remains high at 91%, before gradually decreasing through the fall to 77% in September and stabilizing around 79% in October and 80% in November. December sees a drop back to 74%, closing the year with a bit of seasonal relief. Overall, Yongsan-dong's humidity exhibits a clear seasonal pattern, peaking in the hotter months and dipping during the colder ones, reflecting the region's temperate climate.
In Yongsan-dong, South Korea, the January UV Index stands at 3, placing it in the moderate exposure category, which means residents and visitors can expect a burn time of about 30 minutes under the sun. As winter gives way to spring, the UV Index progressively escalates, reaching 4 in February and climbing to a high of 8 in April. This upward trend continues into the summer months, with the index peaking at an extreme level of 11 during July and August, sharply reducing safe sun exposure time to just 10 minutes. As the year transitions to autumn, the UV Index gradually declines, falling back to a moderate level by November and December. With such variability across the seasons, it’s essential to stay informed and prepared for changing UV conditions in this vibrant locale. For detailed information, visit the Yongsan-dong UV Index.
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In Yongsan-dong, South Korea, the month of January heralds the return of brightness with an impressive 199 hours of sunshine, setting the stage for a gradual increase in daylight as the year progresses. As we move into February, the sun shines a bit longer, reaching 242 hours. This upward trend continues through the spring months, with March enjoying 282 hours and April further elevating to 287 hours. Peak sunshine is reached in June with a vibrant 317 hours, showcasing the warmth of summer at its finest. However, as the year transitions back into fall, sunlight begins to wane, dropping to 289 hours in August and 262 hours by September. This seasonal ebb and flow highlights the dynamic nature of Yongsan-dong's climate, where each month presents a distinct canvas painted with varying hues of sunshine. As winter approaches, sunshine dips again to 231 hours in November, wrapping up the year with a soft fade of light.
In Yongsan-dong, South Korea, January brings a 55% chance of sunny weather, a trend that surprisingly parallels February’s forecast. As winter progresses into spring, the odds of sunny days start to dip, with March and April showing lower probabilities at 43% and 44%, respectively. This soft decline continues into the early summer months, where conditions become noticeably cloudier, reaching only 36% in June and 30% in both July and August. However, as the year draws to a close, the chances of sunshine rebound, peaking in December at 64%. Overall, while January offers a decent opportunity for sun-filled days, it is part of a broader pattern that highlights a seasonal fluctuation, marking the transition from the brighter and sunnier months ahead.
In Yongsan-dong, South Korea, January marks the start of the year with 9 hours of daylight, laying the groundwork for a gradual increase in sunlight. As winter fades, February brings 10 hours, heralding the gentle approach of spring. The trend continues upward in March, with daylight extending to 11 hours, and by April, the sun graces the city for 13 hours each day. May and June peak at a vibrant 14 hours, providing plenty of time to enjoy outdoor activities before the days begin to shorten again. In August, daylight starts to wane at 13 hours, continuing to decline through September and October, where it reaches 12 and 11 hours, respectively. The cycle concludes as November and December see a return to 10 and 9 hours of daylight, reminding residents of the seasonal ebb and flow of light throughout the year. This rhythmic pattern clearly illustrates how Yongsan-dong transitions from the quiet, wintry days of early January to the bright, lively summer months, only to cycle back into winter.
As January unfolds in Yongsan-dong, South Korea, the average wind speed of 2.8 m/s (6 mph) offers a refreshing yet gentle breeze, setting the tone for the winter season. Compared to February's slight increase to 3.1 m/s (7 mph), the winds begin to pick up just a notch, suggesting a transitional phase as winter gives way to spring. The wind speeds then dip in March at 2.5 m/s (6 mph), followed by a modest recovery in April and May, hovering around 2.6 to 2.7 m/s (6 mph). The summer months bring calmer conditions, with speeds dropping to as low as 1.8 m/s (4 mph) in July, indicative of the warmer, more stagnant air of the season. As autumn approaches, the winds gradually revive, creating a balanced climatic rhythm that characterizes Yongsan-dong throughout the year.
Weather in Yongsan-dong varies notably across the year, with each month offering distinct climate conditions. This page compares January’s weather to other months in Yongsan-dong, focusing on differences in temperature, rainfall, humidity, and UV levels.
January weather tends to be colder than February, with minimum temperatures dipping as low as -18°C (1°F) and an average of -2°C (28°F). In contrast, February sees a slight warming trend, with minimums around -14°C (7°F) and an average temperature of 0°C (32°F). Both months experience similar levels of precipitation, but February has slightly higher rainfall at 22 mm (0.8 in) over four days compared to January’s 19 mm (0.8 in) over just two days. Additionally, February's humidity is lower at 65%, while January maintains a higher level at 71%. For more detailed information, check out Yongsan-dong weather in February.
January and March exhibit notable differences in weather patterns. In January, temperatures dive to a minimum of -18°C (1°F), with an average of -2°C (28°F) and a maximum reaching 13°C (55°F). The month sees limited precipitation at 19 mm (0.8 in) over just 2 days, accompanied by relatively high humidity at 71%. In contrast, March experiences a much more temperate atmosphere, with minimum temperatures of -7°C (20°F) and an average of 7°C (44°F), peaking at a comfortable 21°C (70°F). Precipitation increases significantly to 46 mm (1.8 in) over 5 days, and humidity drops slightly to 65%. For a deeper look at March weather specifics, visit Yongsan-dong weather in March.
In January, the weather in Yongsan-dong can be quite harsh, with temperatures ranging from a frigid -18°C (1°F) at night to a mild 13°C (55°F) during the day. The month sees limited precipitation, averaging only 19 mm (0.8 in) over just 2 days, while humidity sits at 71%. In stark contrast, April offers a more temperate environment, with nighttime lows of 0°C (32°F) and daytime highs reaching a warm 28°C (82°F). This month experiences more rainfall, totaling 55 mm (2.2 in) over about 6 days, and slightly higher humidity at 75%. For a closer look at the weather details, you can visit Yongsan-dong weather in April.
In January, the weather is characterized by cold temperatures, ranging from a minimum of -18°C (1°F) to a maximum of 13°C (55°F), with an average of -2°C (28°F). The month sees minimal precipitation, with just 19 mm (0.8 in) over 2 days, and a relative humidity of 71%. In contrast, May offers a much milder climate, with temperatures soaring from a minimum of 6°C (43°F) to a maximum of 32°C (89°F), and an average temperature of 18°C (64°F). Additionally, May experiences significantly higher precipitation at 111 mm (4.4 in) spread over 9 days, accompanied by an increase in humidity to 81%. For more insights on May weather in the region, you can explore Yongsan-dong weather in May.
Comparing the weather in January and June reveals a significant contrast in both temperature and precipitation. January experiences much colder conditions, with temperatures ranging from a frigid -18°C (1°F) to a mild max of 13°C (55°F) and typically only two days of precipitation, totaling 19 mm (0.8 in). In stark contrast, June boasts a much warmer climate, with temperatures ranging from a minimum of 12°C (54°F) to a scorching maximum of 35°C (94°F) and experiencing more frequent rainfall over eight days, accumulating 86 mm (3.4 in) of precipitation. Additionally, June's humidity level rises to 85%, compared to January's 71%. For more detailed insights, you can check Yongsan-dong weather in June.
January and July present stark contrasts in weather. In January, temperatures plummet with a minimum of -18°C (1°F) and an average of -2°C (28°F), while July boasts a minimum of 18°C (64°F) and a warm average of 26°C (79°F). Precipitation patterns also differ significantly; January sees a mere 19 mm (0.8 in) over just two days, while July is much wetter, receiving 252 mm (9.9 in) across 15 days. Additionally, July is marked by higher humidity at 91%, compared to January's more moderate 71%. For a more detailed look at July weather, visit Yongsan-dong weather in July.
The weather in January and August presents a stark contrast in Yongsan-dong. In January, temperatures can plummet to a chilling minimum of -18°C (1°F), with an average around -2°C (28°F) and a maximum of 13°C (55°F). Precipitation is minimal, totaling just 19 mm (0.8 in) over only two days, and humidity sits at 71%. Conversely, August brings warmth with minimum temperatures at 16°C (61°F) and averages soaring to 26°C (80°F), peaking at a sweltering 38°C (101°F). The month is considerably wetter, with precipitation hitting 269 mm (10.6 in) across 16 days and humidity rising to a hefty 91%. For those interested in more details, check out Yongsan-dong weather in August.
The weather in January is characterized by cold temperatures, with nighttime lows plunging to -18°C (1°F) and an average of -2°C (28°F), while maximums reach only 13°C (55°F). With just 19 mm (0.8 in) of precipitation over two days, January remains relatively dry, though humidity hovers at 71%. In stark contrast, September brings much milder and warmer conditions, with minimum temperatures around 10°C (50°F) and an average high of 21°C (70°F), peaking at 31°C (88°F). However, September is significantly wetter, receiving 133 mm (5.2 in) of rain throughout nine days, coupled with a slightly higher humidity level of 77%. For a closer look at the weather details for September, you can visit Yongsan-dong weather in September.
In January, the weather is quite harsh, with average temperatures hovering around -2°C (28°F), reaching a chilly minimum of -18°C (1°F). Precipitation is light, occurring on just 2 days and totaling 19 mm (0.8 in), along with a relatively low humidity of 71%. In contrast, October brings significantly warmer conditions, with average temperatures of 14°C (58°F) and a maximum reaching up to 28°C (83°F). This month also experiences more rain, with 63 mm (2.5 in) of precipitation spread over 6 days, and humidity increases to 79%. For more details on October's climate, check out Yongsan-dong weather in October.
January and November present distinctly different weather conditions. In January, temperatures can plunge as low as -18°C (1°F), with an average around -2°C (28°F) and a maximum reaching 13°C (55°F). Precipitation is minimal, totaling only 19 mm (0.8 in) over just 2 days, with humidity sitting at 71%. In contrast, November enjoys milder conditions, with temperatures ranging from a minimum of -7°C (21°F) to a comfortable average of 7°C (45°F), peaking at 21°C (70°F). This month experiences more rain, with 54 mm (2.1 in) of precipitation across 5 days and higher humidity at 80%. For a deeper look at November’s weather specifics, you can check out Yongsan-dong weather in November.
In comparing the weather between January and December, January tends to be slightly colder, with average temperatures hovering around -2°C (28°F), compared to December's average of -1°C (31°F). The minimum temperatures in January can drop to -18°C (1°F), while December's minimum is a bit milder at -15°C (5°F). Additionally, January receives less precipitation, totaling 19 mm (0.8 in) over just 2 days, in contrast to December, which sees 22 mm (0.9 in) across 4 days. Humidity levels are also relatively high in both months, with January at 71% and December at 74%. For a more detailed look at December's climate, you can explore Yongsan-dong weather in December.
January in Yongsan-dong marks a distinct shift from the milder temperatures of other months, showcasing winter at its peak with chilly days and biting cold nights. The average temperature tends to hover around freezing, often dipping well below zero, creating a stark contrast to the more temperate seasons. In addition to the frigid air, the humidity level remains relatively high, intensifying the cold feel. While precipitation is minimal, with only a couple of rainy days, the overall atmosphere is defined by the crispness of winter. For a deeper look into how this month compares across the seasons, explore more at Yongsan-dong Climate.