Last updated: August 21, 2025
December in Biei, Japan is a month of stark contrasts, where temperatures hover around an average of -6°C (21°F). Visitors can expect a maximum of 12°C (53°F) during the day, while the nights can plunge to a chilling minimum of -22°C (-7°F). As winter settles in, the region experiences 132 mm (5.2 in) of precipitation over 27 days, enveloping the landscape in a serene, snow-laden beauty. With humidity levels around 80%, the air feels crisp and heavy, adding to the enchanting winter atmosphere of this picturesque destination.
December in Biei, Japan, heralds the onset of winter's grip, with temperatures plunging to a minimum of -22°C (-7°F) and averaging around -6°C (21°F). This month is notably frigid, marking a stark transition from the milder conditions of November, where temperatures still managed to hover above zero. Despite the chill, daytime can warm to a maximum of 12°C (53°F), offering brief respites from the cold. As the year comes to a close, Biei’s landscape transforms into a winter wonderland, reminiscent of a serene, snow-covered painting, making it a captivating time for visitors to experience the stark beauty and tranquility of the season.
December in Biei, Japan, signals the onset of winter with a substantial precipitation total of 132 mm (5.2 in), showcasing one of the year's higher rainfall figures. Interestingly, this month experiences an increase in rainy days, with precipitation observed on 27 days, the most for any month in the year. This surge in rainfall sets the stage for the snowy landscapes that follow, as the region transitions from autumn’s colorful foliage to the serene whiteness of winter. Overall, December stands out not only for its significant precipitation but also for the persistent overcast skies that often accompany the season, making it a month of transformation in Biei.
In Biei, Japan, December experiences a moderate humidity level of 80%, marking a slight decrease from the wetter months of late summer and early fall. The year begins with higher humidity, peaking in the warmest months, with July and August reaching impressive highs of 93% and 95%, respectively. As autumn sets in, the humidity begins to decline, dropping to 79% in November. December's 80% serves as a transitional phase, balancing the lingering moisture from autumn while preparing for the drier winters that follow. This trend showcases Biei's unique climate, where each month flows seamlessly into the next, creating a rich, atmospheric experience throughout the year.
In Biei, Japan, December brings a refreshing dip in the UV Index, falling back to a low level of 2, similar to the beginning of the year in January. This seasonal trend reflects a notable decrease in sun intensity as the region transitions into winter, allowing residents and visitors to enjoy longer burn times of up to 45 minutes without significant risk. As the year progresses, the UV Index peaks dramatically during summer months like July and August, where it reaches a high of 10, necessitating quick reapplication of sunscreen. With the sun's rays becoming milder in December, outdoor activities can be more leisurely without the urgent need for sun protection. For detailed insights into UV levels throughout the year, visit Biei UV Index.
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In Biei, Japan, December welcomes a modest 183 hours of sunshine, a slight dip from November's 182 hours, but still brightening the winter landscape. As the year draws to a close, daylight hours begin their gradual ascent, hinting at the brighter days ahead. Notably, the months leading up to December showcase a remarkable increase in sunshine, peaking at 304 hours in July, illustrating a vibrant seasonal shift. The transition from the long, sun-soaked days of summer to the crisp, shorter winter days in Biei underscores the region's picturesque charm, inviting visitors to embrace the serene beauty of its winter wonderland.
In Biei, Japan, December presents a 27% chance of sunny weather, slightly higher than the winter months of January and February, which see only 26% and 19%, respectively. While the likelihood of sun remains relatively low, it's noteworthy that it edges up after November's 30%, hinting at a subtle transition towards brighter days as the year concludes. This trend indicates that while December may not be considered a prime time for sunshine, it still offers a glimmer of hope for those seeking to bask in the rare wintry sun. As the season progresses, residents and visitors alike can enjoy the stunning snow-covered landscapes of Biei, even if the sun isn’t always shining brightly.
In Biei, Japan, the daylight duration ebbs and flows throughout the year, creating a rhythm that reflects the changing seasons. As December arrives, the days shorten, offering only about 8 hours of daylight, which marks the year's lowest point. This gradual decline from 14 hours in May highlights a stark contrast to the vibrant summer months, where sunlight reigns. Following December, the days will slowly begin to lengthen again, starting a hopeful ascent toward spring. Such seasonal shifts not only dictate the local lifestyle but also enrich Biei's stunning landscapes, from the sun-drenched fields of summer to the serene, twilight hours of winter.
As December settles in Biei, Japan, the wind begins to whisper tales of winter, with an average speed of 2.4 m/s (5 mph). This marks a slight dip from November, where brisk winds reached 2.5 m/s (6 mph), but it aligns with the gradual trend of decreasing wind speeds as the year winds down. Throughout the months, Biei experienced a gentle ebbs and flows in wind patterns, peaking in the spring with a notable 2.9 m/s (7 mph) in April. The summer months brought the calmest breeze, with July and August witnessing the softest gusts at 1.7 m/s (4 mph) and 1.9 m/s (4 mph), respectively. As the cold of winter approaches, the winds in December are a reminder of nature's rhythmic cycle, offering a tranquil ambiance typical of Biei's serene landscapes.
Weather in Biei varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Biei, focusing on differences in temperature, rainfall, humidity, and UV levels.
December and January present notably cold weather conditions, although January tends to be slightly chillier. In December, temperatures fluctuate between a minimum of -22°C (-7°F) and a maximum of 12°C (53°F), with an average of -6°C (21°F). The month experiences 132 mm (5.2 in) of precipitation over 27 days, paired with a humidity level of 80%. In contrast, January sees even lower temperatures, with a minimum of -23°C (-10°F) and a maximum of just 3°C (38°F), averaging -9°C (16°F). Precipitation drops to 71 mm (2.8 in) over 18 days, while humidity increases slightly to 84%. For a detailed outlook on January weather, you can check Biei weather in January.
In December, temperatures can plunge to a minimum of -22°C (-7°F) with an average of -6°C (21°F), peaking at 12°C (53°F). The month experiences significant precipitation, totaling 132 mm (5.2 in) over 27 days, and the humidity levels average around 80%. Conversely, February sees slightly milder conditions, with temperatures ranging from a minimum of -21°C (-5°F) to an average of -7°C (19°F), and a maximum of 7°C (45°F). Precipitation decreases to 94 mm (3.7 in) over 21 days, accompanied by a modest rise in humidity to 83%. For more detailed insights on February weather, you can refer to Biei weather in February.
December weather is characterized by colder temperatures, with a minimum of -22°C (-7°F) and an average of -6°C (21°F), while March sees slightly milder conditions, with a minimum of -15°C (5°F) and an average of -1°C (30°F). Both months experience a maximum temperature of around 12°C (53°F to 54°F), but December has higher precipitation levels at 132 mm (5.2 in) over 27 days compared to March, which has 102 mm (4.0 in) over 15 days. Humidity levels remain quite similar in both months, with December at 80% and March slightly higher at 81%. For a more detailed look at March weather, you can visit Biei weather in March.
December and April present contrasting weather characteristics, showcasing the shift from winter to spring. In December, temperatures can plummet to a minimum of -22°C (-7°F), with an average of -6°C (21°F) and a mild maximum of 12°C (53°F). This month experiences significant precipitation, approximately 132 mm (5.2 in) over 27 days, contributing to a high humidity level of 80%. In contrast, April starts to warm up, registering a minimum of -9°C (16°F) and an average of 4°C (40°F), soaring to a maximum of 20°C (69°F). With precipitation reduced to 84 mm (3.3 in) over 14 days and a similar humidity of 81%, April offers a more temperate climate, welcoming the early signs of spring. For more detailed insights on April weather, you can visit Biei weather in April.
December and May present stark contrasts in weather conditions. In December, temperatures can plummet to a minimum of -22°C (-7°F), with an average of -6°C (21°F) and a maximum of 12°C (53°F). This frigid month sees considerable precipitation, totaling 132 mm (5.2 in) across 27 days, and maintains a high humidity level of 80%. In comparison, May offers a much milder climate, starting from a minimum of 0°C (32°F) and reaching an average of 11°C (53°F), with a peak of 31°C (88°F). Although May also experiences precipitation, it is lower than in December at 114 mm (4.5 in) over 15 days, and humidity increases slightly to 86%. For a closer look at the charming weather in May, check out Biei weather in May.
December and June present stark contrasts in weather conditions. In December, temperatures can plunge to a minimum of -22°C (-7°F) with an average of -6°C (21°F) and a maximum reaching just 12°C (53°F). The month is marked by substantial precipitation, totaling 132 mm (5.2 in) over 27 days, and a high humidity level of 80%. In contrast, June sees much milder temperatures, with a minimum of 3°C (38°F), an average of 15°C (59°F), and a maximum of 27°C (80°F). The precipitation is somewhat lower at 115 mm (4.5 in) over just 14 days, accompanied by a slightly higher humidity of 87%. For more detailed insights on June weather, check out Biei weather in June.
December and July show a striking contrast in weather patterns. In December, temperatures can plummet to a chilling minimum of -22°C (-7°F), with an average of -6°C (21°F) and a maximum of 12°C (53°F). This month is also characterized by higher precipitation, with 132 mm (5.2 in) falling over 27 days and an average humidity of 80%. In stark contrast, July offers milder conditions, with temperatures ranging from a minimum of 9°C (48°F) to a pleasant average of 20°C (68°F) and a maximum of 30°C (86°F). The precipitation in July is slightly lower at 123 mm (4.8 in) over just 13 days, while the humidity rises to a sweltering 93%. For more details on July conditions, check out Biei weather in July.
December and August present stark contrasts in weather conditions. In December, temperatures can drop as low as -22°C (-7°F), with an average of -6°C (21°F) and a maximum of 12°C (53°F). This month also sees significant precipitation, totaling 132 mm (5.2 inches) over 27 days, and an 80% humidity level that can make the cold feel even more biting. In contrast, August offers a much milder climate with temperatures ranging from a minimum of 8°C (46°F) to a maximum of 31°C (88°F), boasting an average of 19°C (67°F). Although it does see more total precipitation at 181 mm (7.1 inches) over 16 days, the higher humidity level at 95% contributes to a thick, summery atmosphere. For more details on Biei's August weather, you can refer to Biei weather in August.
December and September present stark contrasts in weather. In December, temperatures plunge with a minimum of -22°C (-7°F) and an average of -6°C (21°F), while the maximum reaches only 12°C (53°F). The month is marked by significant precipitation, totaling 132 mm (5.2 in) over 27 days, coupled with high humidity levels of 80%. In contrast, September boasts a milder average temperature of 15°C (60°F), with minimums around 1°C (35°F) and maximums up to 28°C (83°F). This month experiences less precipitation at 111 mm (4.4 in) over just 14 days, while humidity is slightly higher at 88%. For more detailed information, you can refer to Biei weather in September.
In comparing the weather between October and December, we can see significant contrasts in temperature and precipitation. October offers milder conditions with average temperatures ranging from a minimum of -4°C (25°F) to a maximum of 23°C (73°F). This month experiences around 154 mm (6.0 in) of precipitation over 16 days, coupled with a humidity level of 83%. In contrast, December brings much colder temperatures, with averages between -22°C (-7°F) and a maximum of 12°C (53°F). Although it has slightly lower precipitation at 132 mm (5.2 in) over 27 days, the higher humidity at 80% adds to the chill. For a closer look at October weather, you can visit Biei weather in October.
In comparing the weather of December and November, December experiences a more extreme drop in temperature, with a minimum reaching -22°C (-7°F) compared to November's minimum of -14°C (7°F). The average temperature in December is also significantly colder at -6°C (21°F), while November sees a milder average of 2°C (35°F). Additionally, December has a lower maximum temperature of 12°C (53°F) compared to November's high of 15°C (59°F). Precipitation is also notable, with December receiving 132 mm (5.2 in) over 27 days, while November has higher precipitation at 160 mm (6.3 in) over just 23 days. The humidity remains similar in both months, with December at 80% and November at 79%. For more detailed information, check out Biei weather in November.
As December blankets Biei in a chilled embrace, the weather shifts dramatically from the milder months of fall. Temperatures drop significantly, with frosty conditions that see frequent dips, making the air feel crisp and invigorating. With high humidity levels and substantial precipitation spread over the month, December is decidedly one of the wettest times of the year, contributing to the enchanting winter landscape. Visitors can expect a season of snow-laden scenery, perfect for those eager to experience the serene beauty of a Hokkaido winter. For more detailed insights into Biei's climate throughout the year, explore Biei Climate.