Last updated: January 18, 2025
North Chungcheong, South Korea, experiences a Dwa climate classification according to the Köppen-Geiger system, characterized by distinct seasonal variations. Winter temperatures can plunge as low as -21°C (-5°F) in January, creating a stark contrast to the sweltering summer months where temperatures can soar to a maximum of 39°C (103°F) in August. The annual average temperature hovers around 13°C (55°F), reflecting the region's temperate conditions influenced by its geographical location and elevation. This interplay of extreme temperature fluctuations and seasonal changes shapes both the natural environment and human activities in North Chungcheong.
In North Chungcheong, South Korea, temperature patterns exhibit pronounced seasonal variations, with harsh winters transitioning into warm summers. January and February witness the coldest conditions, where minimum temperatures plunge to -21°C (-5°F) and -17°C (1°F), respectively, leading to an average of around -1°C (30°F) in January before gradually warming in March. By late spring, temperatures rise significantly, with April and May recording averages of 13°C (55°F) and 18°C (65°F), respectively, alongside maximums reaching 30°C (87°F) and 32°C (91°F). The summer months of June, July, and August bring about peak heat, with averages soaring to 22°C (73°F), 25°C (78°F), and 26°C (79°F) and maximums of up to 39°C (103°F) in August. As autumn approaches, temperatures begin to cool again, with September averaging 21°C (70°F), before descending to 14°C (58°F) by October and hitting lows of -18°C (1°F) in December. This cycle demonstrates the region’s significant temperature fluctuations throughout the year, influencing both climate and lifestyle.
Yongsan experiences a minimum temperature of -20°C (-4°F) in January and a maximum of 38°C (100°F) in August, while Chungju sees slightly milder extremes with a minimum of -18°C (-1°F) in January and a maximum of 36°C (98°F) in August. For more detailed information on monthly temperatures, visit monthly temperatures in Yongsan and monthly temperatures in Chungju.
North Chungcheong, South Korea, exhibits a distinct seasonal pattern in precipitation, with the winter months of January and February experiencing relatively low rainfall, receiving 24 mm (0.9 in) and 34 mm (1.3 in), respectively, and spread across just a few days. As spring progresses into March and April, precipitation begins to increase, culminating in averages of 65 mm (2.6 in) and 70 mm (2.8 in), which supports the blooming of flora during this transitional period. The month of May also sees a rise, with rainfall reaching 86 mm (3.4 in), accompanied by an increase in the number of rainy days, illustrating the shift toward warmer and wetter conditions.
The summer months of June, July, and August are marked by significantly higher precipitation levels, with June receiving 100 mm (3.9 in) and both July and August topping 228 mm (9.0 in) and 231 mm (9.1 in), respectively. This peak rainfall typically corresponds with the monsoon season, resulting in prolonged periods of rain over approximately 16 days during both July and August. As autumn arrives, precipitation starts to taper off, with September witnessing 177 mm (7.0 in), followed by a decrease in October and November, where rainfall declines to 72 mm (2.8 in) and 36 mm (1.4 in), respectively. The precipitation pattern thus reflects a clear annual cycle, profoundly influencing the region's agriculture and ecosystems.
In North Chungcheong, South Korea, sunshine duration reveals a clear seasonal trend, characterized by a gradual increase from the cold winter months into the warmer summers. January begins with 194 hours of sunlight, which gradually rises to 237 hours in February. This upward trend continues through spring, as March sees 276 hours and April records 280 hours. The month of May emerges as the pinnacle of sunshine, boasting 304 hours, marking it as the sunniest month of the year. By June, the sunlight slightly dips to 302 hours, but continues to provide ample brightness as the region transitions deeper into the warmth of summer.
As the summer months progress, July and August witness a decrease in sunshine hours, with 267 hours and 273 hours, respectively; although still substantial, these figures indicate the onset of cloudier conditions typically associated with the monsoon season. Following the summer peak, September offers 245 hours, suggesting a gradual return to clearer weather as autumn approaches. The trend persists into October and November, where sunshine is still plentiful, with 259 hours and 230 hours, though not as abundant as earlier in the year. December sees a slight increase again to 237 hours, suggesting that while winter may have its challenges, it still offers a respectable amount of sunlight. Overall, the pattern of sunshine duration in North Chungcheong not only highlights the vibrant seasonal transitions but also emphasizes the importance of sunlight for agricultural and recreational activities throughout the year.
The UV Index in North Chungcheong, South Korea, exhibits significant seasonal variation, with evident peaks during the summer months. In winter, January and December both register a UV Index of 3, categorized as moderate, where the recommended sunburn time is 30 minutes. As spring arrives, February sees a slight increase to 5, still in the moderate range, followed by a notable rise in March to 7 (high exposure). The onset of April brings a dramatic spike, with the UV Index reaching 10 (very high), continuing into May, reinforcing the need for sun protection as burn times decrease to just 15 minutes.
The trend peaks in the summer months of June, July, and August, where the UV Index escalates further to 11 and 12, categorized as extreme, allowing for a burn time of only 10 minutes. September reflects a gradual decrease to 10, still indicating very high exposure, and notable caution is advised. As temperatures cool in October, the index drops to 7 (high) before returning to moderate levels in November with 5. This seasonal cycle calls attention to the necessity for increased sun safety measures during warmer months when UV radiation is at its highest, emphasizing the importance of protecting skin from harmful effects throughout the year.
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In North Chungcheong, South Korea, daylight duration exhibits a clear seasonal cycle, beginning with shorter days in the winter months. January and December are the shortest months, with only 9 hours of daylight, while February brings a slight increase to 10 hours. The arrival of spring marks a more pronounced change, as March extends daylight to 11 hours and April sees it rise to 13 hours. May enjoys the longest daylight duration of the year, with 14 hours, signaling the full arrival of spring and the onset of summer.
As summer progresses, daylight remains fairly consistent at 14 hours in June, July, and August, providing ample opportunities for outdoor activities. However, as autumn approaches, daylight begins to wane, with August decreasing to 13 hours and September further reducing it to 12 hours. By October, daylight once again falls to 11 hours, then drops to 10 hours in November, and returns to 9 hours in January. This rhythm of changing daylight hours reveals the dynamic nature of North Chungcheong's seasons, influencing both daily life and agricultural practices in the region.
Chungju, South Korea, experiences a temperate climate characterized by cold winters and hot summers. January sees temperatures ranging from a frigid -18°C to a mild 11°C, while July and August can peak at around 36°C. Precipitation is highest in summer, with July averaging 242 mm, while the driest months are typically December and January. The city enjoys a substantial amount of sunshine, especially in late spring and early summer, with May averaging 304 hours. For more detailed information, visit Chungju climate.
Yongsan, South Korea experiences a varied climate, with cold winters and hot, humid summers. January temperatures can drop to a minimum of -20°C (-4°F), while July can peak at 36°C (98°F). Precipitation is heaviest in the summer months, particularly July and August, with over 200 mm (8 in) recorded each month. Sunshine hours are generous, particularly in May and April, which enjoy over 300 hours of sunshine. For more detailed climate information, visit Yongsan climate.
In summary, North Chungcheong, South Korea, presents a fascinating interplay of climatic factors that shape its environmental and social landscape. The region experiences marked seasonal variations in temperature, precipitation, sunshine duration, UV Index, and daylight hours, all contributing to its unique climate profile. With frigid winters giving way to warm summers, highlighted by peak rainfall during the monsoon months, residents and visitors alike must adapt to the changing conditions. Understanding these climatic trends is essential for effective planning in agriculture, tourism, and daily life, fostering a deeper appreciation for North Chungcheong’s diverse natural environment and its seasonal rhythms.