Last updated: January 18, 2025
Chungcheongnam-do, South Korea, exhibits a diverse climate classified under the Köppen-Geiger scheme, featuring a mix of Dfa (humid continental), Cfa (humid subtropical), and Dwa (cold, dry winter) climates. The region experiences a marked temperature variation, with winter lows plummeting to a frigid -21°C (-6°F) in January, while summer peaks can soar to 40°C (105°F) in August. The average temperature hovers around a comfortable 13°C (56°F), underscoring the dynamic seasonal shifts that characterize this area. This climatic diversity shapes not only the local ecosystem but also influences agricultural practices and daily life for its residents.
Chungcheongnam-do, South Korea, presents a strikingly diverse temperature pattern throughout the year, clearly demarcated by four distinct seasons. The winter months of January and February are characterized by harsh cold, with minimum temperatures falling as low as -21°C (-6°F) in January and gradually increasing in February. As spring arrives in March and April, temperatures begin to rise, transitioning from cold minimums to more moderate averages that reach around 13°C (55°F) by April, with maxima soaring to 29°C (85°F). With the onset of summer, particularly in June, July, and August, the climate becomes notably warm and humid, with highs peaking at an impressive 40°C (105°F) in August, while average temperatures consistently hover around 26-27°C (79-80°F). As fall approaches in September and October, the region experiences a temperate shift, with average temperatures gradually decreasing; October marks a return to cooler conditions, depicted by lows at -1°C (31°F). By the time December rolls in, the cold reasserts itself, mirroring the severe winter backdrop of the preceding months. This seasonal fluctuation not only defines the annual climate of Chungcheongnam-do but also plays a crucial role in shaping its agricultural and ecological landscape.
Buyeo experiences a temperature range from a minimum of -21°C (-5°F) in January to a maximum of 40°C (103°F) in August, while Gongju has slightly milder winter temperatures with a minimum of -18°C (-1°F) and a similar maximum of 40°C (105°F) in the summer. Boryeong, on the other hand, has a milder winter minimum of -12°C (10°F) and a lower summer maximum of 32°C (91°F). For more details on the monthly temperatures, visit monthly temperatures in Buyeo, monthly temperatures in Gongju, and monthly temperatures in Boryeong.
Chungcheongnam-do experiences a notable variation in precipitation throughout the year, with distinct wet and dry seasons shaping its hydrological patterns. The year starts with relatively low rainfall during the winter months, where January and February receive 23 mm (0.9 in) and 32 mm (1.2 in), respectively, over just a few days. As spring unfolds in March and April, precipitation increases significantly, peaking in May, which sees 87 mm (3.4 in) of rainfall across 8 days. June continues this upward trend, with total precipitation reaching 92 mm (3.6 in), setting the stage for the region's substantial summer rains.
The summer months of July and August mark the peak of rainfall in Chungcheongnam-do, with 235 mm (9.3 in) and 233 mm (9.2 in) of precipitation occurring over 14 and 15 days respectively. This significant rainfall is representative of the monsoon season, contributing to the region's lush landscapes. Following this intense period, September experiences a decrease to 161 mm (6.4 in), while the fall months see further reductions, with October and November recording 68 mm (2.7 in) and 45 mm (1.8 in) respectively. The year concludes with December delivering 30 mm (1.2 in), returning to the lower precipitation levels observed at the beginning of the year. Collectively, this precipitation pattern plays a vital role in influencing agricultural activities and water resources in the region.
In Chungcheongnam-do, South Korea, sunshine duration showcases a clear seasonal trend, beginning with the shorter days of winter and gradually transitioning to the long, sun-filled days of summer. January records only 192 hours of sunshine, which increases to 238 hours by February as sunlight becomes more pronounced. The arrival of spring brings even more sunshine, with March and April experiencing 281 and 288 hours respectively, highlighting the rejuvenation of the landscape as daylight hours lengthen. By May, sunshine peaks further at 313 hours, signaling the approach of summer, when residents can fully embrace outdoor activities and natural beauty.
The summer months continue to shine brightly, with June recording the highest sunshine duration of 315 hours, closely followed by July and August at 287 and 289 hours accordingly. However, as autumn arrives in September, the sunshine hours decrease to 256 hours, indicating a gradual shift towards shorter days and a cooling climate. October and November feature 266 and 230 hours respectively, reinforcing the trend towards less sunlight as the year comes to a close. December rounds off the year with 229 hours, maintaining the pattern of reduced sunlight typical of winter. Overall, the sunshine trends in Chungcheongnam-do not only reflect the change of seasons but also enhance the region's distinct agricultural patterns and cultural activities linked to seasonal variations.
The UV Index in Chungcheongnam-do, South Korea, exhibits a distinct seasonal pattern, highlighting the fluctuations in ultraviolet radiation exposure throughout the year. In the winter months of January and February, the UV Index remains relatively low at 3 and 5, respectively, categorizing exposure as moderate with a burn time of 30 minutes. As spring arrives in March, the UV Index quickly climbs to 7, indicating a high exposure risk with a reduced burn time of 25 minutes. By April and May, the intensity peaks at 10, classified as very high, necessitating even shorter exposure times of just 15 minutes to avoid skin damage.
The summer months herald the highest UV levels, with June, July, and August recording extremely high UV Index readings of 11 and 12. During this period, the burn time shortens to a mere 10 minutes, emphasizing the critical need for sun protection. As the year progresses into autumn, the UV Index retreats to 10 in September and then drops to 7 in October, reflecting decreasing sun exposure. By November and December, the Index returns to moderate levels of 5 and 3, with burn times reinstated at 30 minutes. This varied UV Index throughout the year underscores the importance of adapting sun safety measures according to seasonal changes.
UV Risk Categories
In Chungcheongnam-do, South Korea, daylight duration demonstrates a clear seasonal cycle, beginning with shorter days in winter and gradually extending into the longer days of summer. January offers only 9 hours of daylight, which increases to 10 hours in February as the region transitions into spring. By March, daylight hours extend further to 11 hours, marking the gradual increase that continues through April, when days reach 13 hours. This upward trend peaks in May and June, both boasting 14 hours of daylight, providing ample time for outdoor activities and agricultural cultivation.
As summer wanes, daylight duration begins to decrease, with July maintaining 14 hours before tapering down to 13 hours in August. The onset of autumn in September brings a reduction to 12 hours, followed by a gradual decline to 11 hours in October, restoring a sense of balance as the days shorten. By November, daylight drops to 10 hours, and the cycle completes as December once again witnesses only 9 hours of daylight. This rhythmic fluctuation not only affects daily life in Chungcheongnam-do but also plays a vital role in the region's seasonal agricultural practices and outdoor cultural events.
Boryeong, South Korea, experiences a temperate climate with distinct seasonal variations. Winter months see temperatures ranging from a chilling -12°C (10°F) in January to a mild average of 4°C (39°F) in December, with light precipitation mostly occurring in the form of snow. Summers are warm and humid, with July and August peaking at average temperatures around 27°C (81°F) and heavy rainfall, particularly in July with 226 mm (8.9 in) of precipitation. The city enjoys ample sunshine, especially during late spring and summer, with May receiving up to 314 hours of sunlight. For more detailed information, visit Boryeong climate.
Buyeo, South Korea experiences a diverse climate with cold winters and hot, humid summers. January sees temperatures plummet to a minimum of -21°C (-5°F), while July and August reach maximums of up to 40°C (103°F). Precipitation is highest in July and August, totaling 256 mm (10.1 in) and 233 mm (9.2 in) respectively, contributing to the region's humid conditions. The sunshine hours peak in June with 317 hours, providing plenty of daylight during the warm months. For more detailed information, visit Buyeo climate.
The climate in Gongju, South Korea, features distinct seasonal variations, with cold winters and hot, humid summers. January temperatures range from a minimum of -18°C to a maximum of 15°C, while July sees much warmer averages between 18°C and 38°C. Precipitation peaks during the summer months, particularly in July and August, receiving approximately 235 mm and 228 mm, respectively. Sunshine is abundant, especially in May and June, with over 300 hours of sunlight each month. For more information, visit Gongju climate.
In conclusion, Chungcheongnam-do, South Korea, presents a dynamic tapestry of climate characteristics, including temperature patterns, precipitation levels, sunshine duration, UV Index, and daylight hours, all of which contribute to the region's rich environmental and cultural landscape. The marked seasonal variations highlight the impact of climate on daily life, agricultural practices, and recreational opportunities, reinforcing the importance of understanding these climatic elements for local residents and visitors alike. As Chungcheongnam-do continues to navigate the challenges of a changing climate, awareness of these patterns will be crucial in promoting sustainable practices and enhancing resilience in the face of environmental shifts.