Last updated: August 21, 2025
December in Niseko Town, Japan, presents a captivating winter landscape, where temperatures can range from a maximum of 11°C (51°F) to a chilling minimum of -17°C (2°F), with an average hovering around -4°C (25°F). This month is characterized by frequent precipitation, totaling 86 mm (3.4 in) over 24 days, often draping the town in a pristine layer of snow, perfect for winter sports enthusiasts. With humidity levels reaching 80%, the air is crisp and invigorating, inviting visitors to explore the stunning snowy scenery and enjoy the vibrant local culture.
In Niseko Town, Japan, December ushers in a magical winter landscape, with temperatures dipping sharply as the year comes to a close. The month opens with a chilling minimum of -17°C (2°F), setting the stage for a brisk yet invigorating atmosphere. As the month progresses, average temperatures hover around -4°C (25°F), creating the perfect conditions for snow enthusiasts. Daytime highs reach a modest 11°C (51°F), offering just enough warmth for outdoor activities and exploration. The trend from November shows a slight drop in temperatures, emphasizing the town’s wintry charm. With the snowy slopes beckoning, December becomes a prime time for skiing and snowboarding, inviting visitors to experience Niseko's renowned powder snow in a breathtakingly beautiful setting.
In December, Niseko Town experiences a significant increase in precipitation, with 86 mm (3.4 in) falling over the month, marking one of the higher totals compared to preceding months. This uptick coincides with a notable rise in the number of rainy days, hitting 24 days, the highest frequency recorded throughout the year. As the region transitions into winter, these conditions contribute to a lush landscape and set the stage for the annual snowfall that attracts winter sports enthusiasts. With colder temperatures ahead, the consistent precipitation lays the groundwork for Niseko's renowned ski season, solidifying its reputation as a top destination for snow lovers.
In December, Niseko Town, Japan, experiences a notable shift in humidity, settling at 80% as winter takes hold. This marks a dip from the high humidity levels in the preceding months, especially from the sweltering summer peak of 95% in August. Throughout the year, humidity levels generally trend high, with the coldest months of January and February hovering around 84% and 83%, respectively. Interestingly, spring and autumn maintain a similar range, with April and November both at 81% and 79%. As December ushers in the winter season, the humidity slightly decreases, hinting at the crisp air that accompanies the arrival of snow—a signature feature of Niseko's enchanting winter landscape.
As the year draws to a close, December in Niseko Town, Japan presents a welcome respite from the intense sun exposure of previous months, marked by a UV Index of 2, indicating a low level of UV radiation. This is a stark contrast to the very high levels experienced during the summer months of May through August, where the index peaked at 10 and burn times dropped to a mere 15 minutes. The trend reveals a gradual decline in UV exposure leading into winter, with January following closely behind December at an index of 2. For those looking to enjoy outdoor activities without the worry of sunburn, December offers a generous burn time of 45 minutes, allowing for safe enjoyment of Niseko's winter landscape. To learn more about the UV dynamics throughout the year, explore Niseko Town UV Index.
UV Risk Categories
December in Niseko Town, Japan, marks the beginning of winter's embrace, with approximately 167 hours of sunshine illuminating the landscape. While this month experiences less sunlight compared to its brighter predecessors, it serves as a prelude to the bursting photonic potential of the coming year. As daylight dramatically increases from the depths of winter in January, reaching its peak with 313 hours in July, December's mellow light acts as a gentle reminder that brighter days are on the horizon. This seasonal transition highlights a remarkable trend of increasing daylight as months progress, inviting both visitors and locals to anticipate the exciting winter activities that await beneath the snowy peaks.
In Niseko Town, Japan, the likelihood of sunny weather in December stands at 30%, highlighting a mild peak in sunshine as the year wraps up. While January and February see slightly lower probabilities of sunshine at 27% and 25% respectively, the increasing trend leading into the spring months is notable, with March offering 32%. More sunshine is typically expected in April and June, showcasing a transition as the seasons change. December's modest chance of sun invites visitors to enjoy the beauty of winter while still hoping for a few bright days amid the snow. Overall, the month maintains a balance, allowing for both winter wonder and the possibility of sunlit adventures.
In Niseko Town, Japan, the daylight duration begins a gradual ascent from the depths of winter in December, where it enjoys 9 hours of daylight, echoing the shorter days of November. As the year progresses into spring, the sunlight steadily increases, peaking in June at an impressive 15 hours of daylight. This trend showcases a vibrant transition from the frosty chill of winter to the lush warmth of summer. As the seasons shift towards autumn, daylight begins to wane again, tapering off to 11 hours in October and once more descending to 9 hours by November. This rhythmic cycle of daylight captures the essence of Niseko’s changing seasons, inviting visitors to embrace both the serene beauty of winter and the lively energy of summer months.
As December descends upon Niseko Town, Japan, the average wind speed remains steady at 2.7 m/s (6 mph), mirroring the conditions of both January and November. This consistency suggests a tranquility in the atmosphere, ideal for both winter sports enthusiasts and those seeking a peaceful retreat. As the year draws to a close, the winds have generally maintained a gentle embrace throughout the colder months, fluctuating slightly but never exceeding a brisk pace. This subtle harmony in the December climate complements the stunning snowy landscapes, making Niseko a charming destination where the beauty of winter is tenderly caressed by the soft winds.
Weather in Niseko Town varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Niseko Town, focusing on differences in temperature, rainfall, humidity, and UV levels.
In December, temperatures in the region typically range from a minimum of -17°C (2°F) to a maximum of 11°C (51°F), with an average of -4°C (25°F). The month also sees considerable precipitation, totaling 86 mm (3.4 in) over 24 days with a humidity level of 80%. In contrast, January experiences slightly colder temperatures, with minimums reaching -20°C (-4°F) and a maximum of only 4°C (39°F), averaging -6°C (22°F). Precipitation decreases to 64 mm (2.5 in) over 15 days, though humidity remains relatively high at 84%. For a more detailed insight into January weather, you can visit Niseko Town weather in January.
December and February in Niseko Town present relatively similar winter conditions, but with subtle differences. In December, average temperatures hover around -4°C (25°F), while February sees a slight drop to -5°C (23°F). The coldest recorded temperatures are the same in both months, at -17°C (2°F), but the maximum daily temperature is slightly lower in February, with highs of 7°C (45°F) compared to December's 11°C (51°F). Precipitation also varies, with December experiencing 86 mm (3.4 in) over 24 days, while February has 69 mm (2.7 in) across 18 days, indicating somewhat drier conditions. Additionally, humidity levels are slightly higher in February at 83%, compared to December's 80%. To explore more about February weather in Niseko, check out Niseko Town weather in February.
In December, the weather is notably colder, with temperatures ranging from a minimum of -17°C (2°F) to a maximum of 11°C (51°F), and an average temperature of -4°C (25°F). The month experiences significant precipitation of 86 mm (3.4 in) over 24 days, accompanied by high humidity at 80%. In contrast, March sees a slight warming trend, with temperatures ranging from -13°C (10°F) to 13°C (56°F) and an average of 0°C (32°F). Precipitation in March is marginally higher at 89 mm (3.5 in) but occurs over just 14 days, with humidity slightly increasing to 81%. For a more detailed look at what to expect in March, you can check out Niseko Town weather in March.
In December, temperatures in Niseko Town can range from a chilling minimum of -17°C (2°F) to a more moderate maximum of 11°C (51°F), with an average temperature around -4°C (25°F). The month sees significant precipitation, averaging 86 mm (3.4 in) over 24 days, and the humidity remains high at 80%.
In contrast, April brings a notable warming trend, with lows of -6°C (22°F) and highs reaching up to 19°C (67°F), resulting in an average temperature of 5°C (41°F). Precipitation increases slightly to 93 mm (3.7 in) but occurs over fewer days, only 12, while humidity remains similarly elevated at 81%. For a closer look at the specific weather patterns in April, check out Niseko Town weather in April.
December and May in Niseko Town present a stark contrast in weather conditions. In December, temperatures plunge to a minimum of -17°C (2°F) and average around -4°C (25°F), with maximums reaching 11°C (51°F). The month experiences 86 mm (3.4 in) of precipitation over 24 days, along with high humidity at 80%. In contrast, May showcases a more temperate climate, where minimum temperatures rise to 2°C (35°F) and average 11°C (53°F), peaking at a warm 29°C (84°F). Precipitation remains similar at 87 mm (3.4 in), but over just 12 days, and humidity inches up slightly to 86%. For more in-depth insights, you can check Niseko Town weather in May.
December and June in Niseko Town present contrasting weather characteristics that highlight the extremes of the seasons. In December, temperatures can drop as low as -17°C (2°F), with an average of -4°C (25°F) and a maximum of 11°C (51°F), creating a chill that permeates the month. The region experiences significant precipitation, totaling 86 mm (3.4 in) over 24 days, accompanied by high humidity at 80%. In stark contrast, June offers a much milder climate, with temperatures ranging from a minimum of 3°C (38°F) to a pleasant maximum of 26°C (79°F), averaging around 15°C (59°F). While June sees more precipitation at 112 mm (4.4 in), it only rains over 11 days, and the humidity is slightly higher at 87%. This seasonal shift not only alters the landscape but also creates distinct atmospheres, ideal for different activities throughout the year. For more detailed weather insights, check out Niseko Town weather in June.
In December, the weather is much colder, with temperatures ranging from a chilling minimum of -17°C (2°F) to a relatively mild maximum of 11°C (51°F), averaging around -4°C (25°F). The month sees significant precipitation, with 86 mm (3.4 in) recorded over 24 days, accompanied by high humidity levels at 80%. In contrast, July experiences a warm climate, with temperatures varying between a comfortable minimum of 11°C (51°F) and a maximum of 31°C (89°F), averaging about 20°C (68°F). Although July has slightly higher total precipitation at 97 mm (3.8 in), it falls over just 12 days, and the humidity peaks at 93%. For more detailed information on July weather in this region, you can check Niseko Town weather in July.
In December, the weather in Niseko Town is characterized by cold temperatures, with a minimum of -17°C (2°F) and an average of -4°C (25°F), reaching a maximum of 11°C (51°F). Snow is frequent during this month, with precipitation occurring on 24 days and a total of 86 mm (3.4 in), along with high humidity levels at 80%. In contrast, August brings a much warmer climate, with temperatures ranging from a minimum of 8°C (47°F) to a maximum of 32°C (89°F) and an average of 20°C (69°F). While it is generally warmer, August experiences higher precipitation levels at 147 mm (5.8 in) across 13 days, accompanied by even higher humidity at 95%. For more details on the August weather, you can check Niseko Town weather in August.
In December, temperatures plummet with a minimum of -17°C (2°F) and an average of -4°C (25°F), contrasting sharply with September's milder climate, where temperatures range from a minimum of 4°C (39°F) to an average of 17°C (62°F). While December experiences significant cold and an average of 80% humidity, September boasts warmer weather and slightly higher humidity at 88%. Additionally, precipitation is more frequent in December, falling on 24 days and totaling 86 mm (3.4 in), compared to September's 14 days of rain and 116 mm (4.6 in). For more details about September weather, visit Niseko Town weather in September.
In comparing the weather of December and October, it is evident that December is markedly colder, with temperatures ranging from a minimum of -17°C (2°F) to a maximum of 11°C (51°F), while October enjoys milder conditions with temperatures varying from -2°C (29°F) to 24°C (75°F). Precipitation levels are higher in October at 115 mm (4.5 in) over 15 days, compared to December's 86 mm (3.4 in) spread across 24 days, indicating that October experiences more rainfall. Both months have high humidity, with October slightly higher at 83% compared to December's 80%. For more detailed insights about October weather, you can check Niseko Town weather in October.
In comparing the weather of December and November, December tends to be significantly colder, with average temperatures ranging from a minimum of -17°C (2°F) to a maximum of 11°C (51°F), compared to November's milder averages of -12°C (11°F) to 16°C (60°F). While December experiences a higher average humidity of 80% and an increased number of precipitation days (24) with a total of 86 mm (3.4 in), November sees slightly more precipitation at 116 mm (4.6 in) over 20 days. For more detailed information regarding November's weather, you can check Niseko Town weather in November.
As December unfolds in Niseko Town, the winter chill steadily sets in, marking a distinct contrast with the milder months preceding it. Average temperatures hover around -4°C (25°F), with frosty nights plunging down to a biting -17°C (2°F), creating a wonderland perfect for winter sports enthusiasts. The month sees cloudy skies and frequent precipitation, accumulating about 86 mm (3.4 in) over approximately 24 days, which contributes to the region's renowned snowfall. With the humidity lingering at around 80%, December captures the very essence of winter, enticing visitors to embrace the snowy adventures that Niseko Town has to offer. For an in-depth look at what to expect throughout the year, check out Niseko Town Climate.