Last updated: October 30, 2025
In January, Yeosu, South Korea experiences a chilly yet captivating winter climate marked by a maximum temperature of 15°C (59°F) and an average of 4°C (39°F). While the minimum temperatures can plunge to a brisk -8°C (18°F), the city enjoys relatively low precipitation, with just 32 mm (1.3 in) over 3 days. January also brings a moderate humidity level of 72%, creating a crisp atmosphere perfect for exploring the area's stunning winter scenery.
In January, Yeosu, South Korea, experiences a striking winter chill, with temperatures ranging from a brisk -8°C (18°F) at their coldest to a mild 15°C (59°F) at the peak of the day. This month showcases an average temperature of 4°C (39°F), making it one of the coldest periods of the year. As the season transitions into February, we see a slight warming trend, with minimum temperatures rising to -6°C (22°F) and daily highs settling around 14°C (57°F). By March, the city welcomes the first hints of spring, as temperatures continue to climb, averaging 9°C (49°F) and reaching up to 15°C (60°F). This gradual increase sets the stage for the more pleasant conditions of April and May, where warmth becomes more pronounced, hinting at the vibrant seasons to come. This trend of rising temperatures not only heralds the arrival of spring but also gifts Yeosu residents and visitors with a refreshing escape from winter’s grasp.
In January, Yeosu, South Korea, experiences relatively low precipitation, with only 32 mm (1.3 in) of rainfall spread over just three days. This marks the beginning of the year with dry conditions, setting a contrast to the subsequent months that see a significant increase in rainfall. By February, precipitation rises slightly to 41 mm (1.6 in), yet remains manageable with only four rainy days. As spring approaches, the rainfall climbs sharply, with March and April bringing 92 mm (3.6 in) and 108 mm (4.3 in) respectively, both featuring about a week of rainy days. The trend continues into May, where precipitation hits 146 mm (5.8 in), and summer months escalate dramatically, peaking in July with 275 mm (10.8 in) over 13 days. This pattern illustrates Yeosu's transition from a cool, drier winter to a wet, humid summer, a rhythm that shapes the region's climate and ecology.
In January, Yeosu, South Korea experiences a humidity level of 72%, setting the stage for a rather moist winter. As the year progresses into February and March, humidity begins to decrease slightly, hovering around 67% and 65% respectively, offering a brief reprieve. However, this trend shifts dramatically as spring gives way to summer; by June, humidity spikes to 87%, peaking in July at a staggering 95%. This oppressive moisture gradually recedes into the late summer months of August and September, dropping to 93% and 80%. As autumn arrives, humidity stabilizes, maintaining levels around 75-77% through November and December. Thus, Yeosu's humidity levels showcase a clear seasonal pattern, characterized by a chill in the winter and a palpable, humid warmth during the summer months.
In January, Yeosu, South Korea experiences a moderate UV Index of 4, indicating that while sun exposure can be enjoyable, it's wise to be cautious, as prolonged periods can lead to sunburn in about 30 minutes. As the seasons transition into February, the UV Index rises to 5, remaining in the moderate category, suggesting similar precautions should be taken. However, as spring approaches, March brings a noticeable increase with a high UV Index of 7, reducing safe exposure to just 25 minutes. This upward trend continues in April and May, where the index reaches 9 and 10 respectively, falling into the very high category and pushing burn times down to 15 minutes. By June and July, Yeosu faces extreme UV levels, with indices of 11 and 12 demanding urgent attention to sun safety for only 10 minutes of exposure. The UV Index remains steady at 12 in August before gradually tapering off in September to 10, and then back to moderate levels in the cooler months. This significant fluctuation throughout the year highlights the importance of staying informed and prepared for sun safety. For more detailed information, visit Yeosu UV Index.
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In Yeosu, South Korea, January kicks off the year with a modest 198 hours of sunshine, setting the stage for an upward trend as the months progress. As winter fades into spring, February sees a brighter turn with 240 hours, and March continues the ascent, reaching 273 hours. By April, the days become even longer and sunnier, totaling 280 hours, while May shines the brightest with 306 hours—the peak of the spring season. Though the summer months bring a slight dip, June and July still enjoy a commendable 301 and 275 hours, respectively. As autumn arrives, August and September maintain respectable totals of 300 and 257 hours, before the year concludes with cooler and cloudier days in November and December, both clocking in at 241 and 240 hours. Overall, the progression of sunshine hours in Yeosu reveals a delightful seasonal rhythm, with a clear peak in the early summer months, perfect for those craving bright and cheerful days.
In Yeosu, South Korea, January heralds a moderate likelihood of sunny weather with a 54% chance of sunshine, making it one of the brighter months of winter. This trend is notable, as it slightly outshines February’s 50% chance, positioning January ahead of the typically overcast spring months like March (40%) and April (41%). As the year progresses, the chances of sunshine generally decline, reaching a low of 19% in July before gradually climbing again towards the end of the year. This pattern suggests that while the winter months can offer a pleasant respite from the gloom, the fluctuations throughout the year reveal Yeosu's diverse climate landscape, enticing visitors to enjoy its unique seasonal charm.
In Yeosu, South Korea, the daylight duration in January offers a crisp 10 hours, setting the stage for a gradual transition as winter wanes. February mirrors this 10-hour sunlight, providing consistent brightness. However, as spring emerges in March, daylight begins to stretch to 11 hours, heralding the longer days ahead. April and May bring a delightful increase to 13 hours, inviting outdoor adventures and blooming nature. The summer months of June and July peak at 14 hours, maximizing daylight for beachgoers and evening strolls. As the days begin to shorten in August, the sunlight gently recedes to 13 hours, maintaining a warm ambiance before stepping down to 12 hours in September. October and November continue this downward trend to 11 and 10 hours, respectively, as winter approaches. Finally, December wraps up the year with a cozy 9 hours of daylight, reminding residents of the serene beauty that comes with the colder months. Overall, the daylight pattern reflects the dynamic seasonal changes Yeosu experiences throughout the year, inviting both reflection and activity in equal measure.
In January, Yeosu experiences a gentle breeze with an average wind speed of 4.8 m/s (11 mph), setting a tranquil tone for the year. As the month transitions into February, the winds pick up slightly to 5.6 m/s (13 mph), hinting at a shift in the seasonal rhythm. However, by March, the winds drop again to 4.5 m/s (10 mph), showcasing a variable but generally calm winter. As spring approaches in April, the winds begin to stabilize at 5.1 m/s (11 mph), only to fluctuate slightly throughout the following months. The summer months bring a moderate reprieve, with June reaching its lowest average speed at 3.7 m/s (8 mph). By the time September arrives, winds surge again to an invigorating 5.7 m/s (13 mph), suggesting a refreshing transition into fall, before settling back to the consistent speeds observed in November and December. Overall, January's winds are not just a whisper of the winter chill; they are part of a dynamic dance that flows gracefully through the seasons in Yeosu.
Weather in Yeosu varies notably across the year, with each month offering distinct climate conditions. This page compares January’s weather to other months in Yeosu, focusing on differences in temperature, rainfall, humidity, and UV levels.
January and February present a noticeable yet subtle shift in weather conditions. January typically has a lower average temperature of 4°C (39°F) with minimums dropping to -8°C (18°F), while February sees a slight increase, averaging 5°C (41°F) and minimums of -6°C (22°F). Precipitation also increases, with January recording 32 mm (1.3 in) over three days, compared to February's 41 mm (1.6 in) over four days. Additionally, February experiences slightly lower humidity at 67% compared to January's 72%, contributing to a generally drier feel. For more detailed information, check Yeosu weather in February.
In January, the weather tends to be quite cold with temperatures ranging from a minimum of -8°C (18°F) to an average of 4°C (39°F) and a maximum of 15°C (59°F). Precipitation is relatively low, with only 32 mm (1.3 in) recorded over just 3 days, and the humidity is relatively high at 72%. In contrast, March sees a noticeable increase in temperature, with a minimum of 0°C (33°F) and an average temperature of 9°C (49°F), while the maximum remains similar at 15°C (60°F). However, March experiences more precipitation, totaling 92 mm (3.6 in) over 7 days, and humidity drops to 65%. For more detailed information, check out Yeosu weather in March.
In January, Yeosu experiences much colder temperatures with an average of 4°C (39°F) and a minimum that can drop to -8°C (18°F). The precipitation is relatively low, totaling 32 mm (1.3 in) over just three days, accompanied by a humidity level of 72%. In contrast, April brings a significant warming trend, showcasing an average temperature of 13°C (56°F), with a minimum of 5°C (42°F) and a maximum of 19°C (66°F). However, April is wetter, with 108 mm (4.3 in) of rain spread over seven days, and a slight increase in humidity to 75%. For more detailed information about the weather in April, you can check Yeosu weather in April.
In January, the weather is much colder with temperatures ranging from a minimum of -8°C (18°F) to a maximum of 15°C (59°F) and an average of 4°C (39°F). The month typically experiences 32 mm (1.3 in) of precipitation over just 3 days, coupled with a relative humidity of 72%, giving it a crisp, chilly feel. In contrast, May offers a significant warm-up, with temperatures ranging from a minimum of 11°C (52°F) to a maximum of 25°C (77°F) and an average of 18°C (64°F). However, it can be quite rainy, averaging 146 mm (5.8 in) of precipitation spread over 8 days, and the humidity rises slightly to 83%. This shift marks a transition from the cold, dry winter to a warmer, wetter spring, making May a more vibrant month overall. For more detailed information, you can check Yeosu weather in May.
In comparing the weather between January and June, there is a stark contrast in temperature and precipitation levels. January experiences chilly conditions with minimum temperatures dropping to -8°C (18°F) and an average of just 4°C (39°F), while June brings significantly warmer weather, with minimum temperatures rising to 17°C (62°F) and averages around 21°C (71°F). Additionally, precipitation is much higher in June, totaling 188 mm (7.4 in) over about 8 days, compared to January's 32 mm (1.3 in) over just 3 days. The humidity also increases from January's 72% to a notable 87% in June, indicative of the warmer and wetter conditions typical of summer. For more detailed insights on this seasonal change, check out Yeosu weather in June.
January and July present starkly contrasting weather conditions. In January, temperatures range from a chilly minimum of -8°C (18°F) to a pleasant maximum of 15°C (59°F), with an average of 4°C (39°F). Precipitation is relatively low, totaling 32 mm (1.3 in) over just three days, and humidity hovers around 72%. Conversely, July offers a much warmer climate, with temperatures ranging from a minimum of 20°C (69°F) to a maximum of 31°C (89°F) and an average of 25°C (77°F). However, it brings significantly more rainfall, totaling 275 mm (10.8 in) over 13 days, with humidity peaking at a high 95%. For more details, you can refer to Yeosu weather in July.
The weather in January contrasts sharply with that of August. In January, the temperatures range from a chilly minimum of -8°C (18°F) to a mild maximum of 15°C (59°F), with an average of 4°C (39°F). Precipitation is relatively low, totaling 32 mm (1.3 in) over just three days, and the humidity stands at 72%. In stark contrast, August brings warm temperatures with a minimum of 22°C (72°F) and a maximum of 32°C (90°F), averaging around 27°C (81°F). This summer month experiences significantly higher precipitation, totaling 173 mm (6.8 in) spread over 13 days, and humidity rises to a humid 93%. For a deeper look into August weather details, you can visit Yeosu weather in August.
The weather in January is starkly different from September, with January characterized by much colder temperatures, ranging from a minimum of -8°C (18°F) to an average of 4°C (39°F) and a maximum of 15°C (59°F). In contrast, September experiences much milder conditions, with temperatures soaring from a minimum of 17°C (63°F) to an average of 23°C (74°F) and peaking at 28°C (83°F). Precipitation also varies significantly; January sees only 32 mm (1.3 in) of rain over just 3 days, while September receives a substantial 259 mm (10.2 in) over 12 days, contributing to a higher humidity level of 80%. For more details, you can check Yeosu weather in September.
January and October showcase strikingly different weather patterns. In January, temperatures range from a chilly -8°C (18°F) to a mild 15°C (59°F), with an average of around 4°C (39°F). This month experiences relatively low precipitation, with only 32 mm (1.3 in) falling over about 3 days and humidity at 72%. In stark contrast, October welcomes much warmer conditions, with temperatures ranging from a comfortable 8°C (46°F) to a pleasant 26°C (79°F) and an average of 18°C (65°F). This month sees increased rainfall, totaling 113 mm (4.5 in) across approximately 5 days, accompanied by slightly higher humidity at 77%. For a closer look at what to expect, check out Yeosu weather in October.
January and November exhibit notable differences in weather patterns. January typically experiences colder temperatures, with a minimum of -8°C (18°F) and an average of 4°C (39°F), while November enjoys milder conditions, averaging around 13°C (55°F) with a minimum of 3°C (37°F). Precipitation is fairly similar in both months, with January receiving 32 mm (1.3 in) and November slightly less at 26 mm (1.0 in), yet both months see precipitation on three days. Humidity levels are slightly higher in November at 75%, compared to 72% in January, contributing to a more comfortable feel during the late autumn days. For more specific details about November weather, you can visit Yeosu weather in November.
In comparison to December, January experiences slightly colder temperatures, with average lows dropping to -8°C (18°F) compared to December's minimum of -6°C (22°F). The average temperature in January is 4°C (39°F), while December sees a slightly warmer average of 6°C (43°F). Both months have similar maximum temperatures, reaching up to 15°C (59°F in January and 60°F in December). Precipitation is higher in January at 32 mm (1.3 in), compared to December's 23 mm (0.9 in), although both months have about three days of rainfall. Humidity levels remain relatively close, with January at 72% and December slightly higher at 73%. For more detailed information, visit Yeosu weather in December.
In January, Yeosu experiences a crisp and brisk climate that stands in stark contrast to the warmer months. With average temperatures hovering around a chilly 4°C (39°F) and occasional peaks of up to 15°C (59°F), the city welcomes winter's embrace. Unlike the wetter summer months, January is relatively dry, with only a few days of rain contributing to a modest 32 mm (1.3 in) of precipitation. The 72% humidity adds to the refreshing feel, making it a unique time to enjoy Yeosu's scenic beauty without the crowds. For more insights into the city's weather patterns throughout the year, visit Yeosu Climate.