Last updated: August 21, 2025
December in Hakodate, Japan experiences a distinctive winter charm, characterized by a wide temperature range with a maximum of 14°C (57°F) and a chilling minimum of -7°C (20°F). The average temperature hovers around 2°C (35°F), setting a crisp backdrop for the month. With 89 mm (3.5 inches) of precipitation spread over 18 days, the atmosphere is laden with moisture, contributing to a relative humidity of 77%. Visitors can expect a mix of rain and snow, making it an evocative time to explore this scenic coastal city.
In December, Hakodate heralds the arrival of winter, with temperatures taking a noticeable dip. The month opens with a minimum of -7°C (20°F), while daytime highs reach a pleasant 14°C (57°F), providing a striking contrast to the chilly nights. With an average temperature of 2°C (35°F), December showcases the transition from the brisk November cold to the embrace of deeper winter in January and February. This shift indicates that while the days are relatively mild for the season, nights bring a crispness that resonates with the festive atmosphere of the holidays, making Hakodate an enchanting winter destination. The overall trend in this period illustrates the region's cool climate as it prepares for the frostier months ahead, inviting visitors to enjoy its wintry charm.
December in Hakodate, Japan, brings an average precipitation of 89 mm (3.5 in), falling over 18 days — the highest number of precipitation days in the year. This increase signals the onset of winter, with rain giving way to potential snowfall as the month progresses. Compared to November's 103 mm, the slight decrease in precipitation—despite more frequent rainy days—suggests a shift towards colder and more variable weather patterns. As the year wraps up, December's weather embodies the transition into Hakodate's characteristic winter, blending shorter days and longer nights with a notable uptick in moisture.
In Hakodate, Japan, December ushers in a noticeable dip in humidity levels, averaging around 77%. This marks a slight decline from the preceding months, where humidity peaked in the summer, reaching an impressive 97% in August. As the year progresses from January's 79% down to December, there's a gentle downward trend, suggesting the region's transition into winter. Despite the overall fluctuation, the humidity remains relatively high throughout the year, especially in the warmer months, creating a picturesque coastal climate that is both refreshing and invigorating as the cold sets in.
In Hakodate, Japan, December brings a welcome drop in UV radiation, with the UV Index at a low 2. This means that sun exposure is minimal, allowing residents and visitors to enjoy the outdoor winter wonderland without the worry of sunburn, as the burn time stretches to a comfortable 45 minutes. As the year transitions from summer's intensity, where values peaked at an extreme 11 in August, it becomes clear that winter offers a respite from harsh UV levels. The overall trend shows a cyclical pattern, with UV exposure decreasing significantly as we move from the high summer months to the cooler winter season. For a detailed look at the UV Index throughout the year, check out Hakodate UV Index.
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December in Hakodate, Japan, offers a cozy retreat from the colder months, boasting 182 hours of sunshine. As the year winds down, daylight begins to diminish compared to the vibrant sunny months of late spring and summer, where sunshine peaked at 299 hours in May. While December's hours are lower than previous months, it's a modest drop from November's 191 hours, suggesting a transition into the winter season rather than a drastic change. This consistent accumulation of sunlight throughout the year highlights Hakodate's relatively mild winters, making December a time for enjoying the soft glow of sunshine amidst the tranquil, snowy landscapes. The gradual ebb of daylight hints at the promise of longer, brighter days ahead as the city prepares to welcome a new year.
In December, Hakodate, Japan, experiences a 30% chance of sunny weather, which is relatively modest compared to the sunnier months that precede it. Notably, this period sees a decrease in sunlight, especially following the more promising 41% sunshine likelihood of November. As winter sets in, the chances of clear skies diminish, echoing a broader trend where the arrival of colder months brings an increase in cloud cover. However, December’s sunshine percentage remains higher than the peak months of summer, highlighting that while the season is predominantly gray, glimmers of sunlight are still possible, making each sunny day a delightful surprise.
In Hakodate, Japan, the daylight duration experiences a dynamic rhythm throughout the year. Starting with a modest 9 hours of daylight in January, the days gradually lengthen, peaking at 15 hours in June. This seasonal shift brings a vibrant energy as spring blossoms into summer, allowing for longer explorations of this charming city. However, as summer fades into autumn, the daylight begins to wane again, returning to 9 hours by December, paralleling the winter's approach. This cyclical pattern reveals the allure of Hakodate's changing skies, where each season breathes new life into the landscape, inviting residents and visitors alike to embrace its unique charm in every phase.
As December arrives in Hakodate, Japan, the wind begins to pick up, averaging 6.2 m/s (14 mph). This slight increase from November’s 6.1 m/s (14 mph) complements the cold snaps of winter, creating a brisk and invigorating atmosphere. Compared to the gentler breezes of summer, where winds barely reached 3.9 m/s, the year-end gusts signal a transition, inviting both locals and travelers to bundle up as they explore the city’s winter charm. While the winds are notably stronger than during the milder spring and summer months, December remains a reminder of the seasonal ebb and flow, showcasing nature’s dynamic rhythm in this picturesque coastal town.
Weather in Hakodate varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Hakodate, focusing on differences in temperature, rainfall, humidity, and UV levels.
In comparing the weather between December and January, we see a notable drop in temperatures. December kicks off with an average of 2°C (35°F), while January’s average temperature dips to -1°C (31°F), reflecting a colder trend as we move into the New Year. December experiences a minimum temperature of -7°C (20°F) and can reach highs of 14°C (57°F), whereas January's lows can plummet to -9°C (16°F) with a maximum of only 8°C (47°F). Precipitation also decreases slightly from December's 89 mm (3.5 in) over 18 days to January's 61 mm (2.4 in) across 13 days, indicating less rain and perhaps more snow. Humidity remains relatively stable, with December at 77% and January at 79%. For a more detailed look at January's weather conditions, visit Hakodate weather in January.
In December, the weather is relatively milder with average temperatures hovering around 2°C (35°F), while February sees a drop to an average of -1°C (30°F). The minimum temperature in December is -7°C (20°F), which is slightly warmer than February's colder minimum of -10°C (15°F). Although December experiences more precipitation, totaling 89 mm (3.5 in) over 18 days, February's precipitation remains close at 79 mm (3.1 in) over 14 days. Humidity levels remain consistent between the two months, with December at 77% and February at 78%. For more details on February weather, check out Hakodate weather in February.
In December, the weather is typically colder, with temperatures ranging from a minimum of -7°C (20°F) to a maximum of 14°C (57°F), averaging around 2°C (35°F). Precipitation is relatively high, with about 89 mm (3.5 in) falling over 18 days, while humidity remains constant at 77%. In contrast, March sees slightly milder temperatures, with a minimum of -5°C (23°F) and a maximum of 12°C (53°F), resulting in an average of 3°C (38°F). Precipitation in March is slightly lower at 86 mm (3.4 in) over just 11 days, maintaining the same humidity level of 77%. For more detailed weather information in March, visit Hakodate weather in March.
In comparing December and April weather, December exhibits colder temperatures with an average of 2°C (35°F), reaching a minimum of -7°C (20°F) and a maximum of 14°C (57°F). The month sees significant precipitation, totaling 89 mm (3.5 in) over 18 days, contributing to a high humidity level of 77%. In contrast, April experiences milder conditions with an average temperature of 7°C (45°F), a minimum of 1°C (33°F), and a maximum that matches December's peak at 14°C (58°F). This month also brings slightly more rainfall, with 101 mm (4.0 in) over 13 days, and a comparable humidity of 78%. For a more detailed look at springtime conditions, visit Hakodate weather in April.
In December, the weather is quite cold, with temperatures ranging from a minimum of -7°C (20°F) to a maximum of 14°C (57°F) and an average of 2°C (35°F). The month experiences significant precipitation, totaling 89 mm (3.5 in) over 18 days, along with a relatively high humidity level of 77%. In contrast, May brings a much milder climate, with temperatures starting at a minimum of 6°C (42°F), reaching an average of 11°C (52°F), and peaking at 20°C (68°F). Although May sees more precipitation at 116 mm (4.6 in) across just 11 days, the humidity rises slightly to 86%. For more details, check out Hakodate weather in May.
In December, the weather is considerably colder, with temperatures ranging from a minimum of -7°C (20°F) to a maximum of 14°C (57°F), and an average temperature of 2°C (35°F). The month experiences significant precipitation of 89 mm (3.5 in) over 18 days with a humidity level of 77%. In contrast, June brings a warmer climate, with temperatures starting from a minimum of 9°C (49°F), peaking at 21°C (69°F), and averaging 15°C (59°F). Although June sees more rainfall, with total precipitation of 128 mm (5.0 in) over 12 days, the higher humidity of 91% creates a distinctly different atmosphere. For more detailed information, you can check Hakodate weather in June.
In December, temperatures in Hakodate can drop to a minimum of -7°C (20°F), with an average of 2°C (35°F) and a maximum of 14°C (57°F). The month is characterized by relatively high humidity at 77% and a total precipitation of 89 mm (3.5 in) spread over 18 days. In contrast, July brings significantly warmer weather, with temperatures ranging from a minimum of 13°C (55°F) to a maximum of 27°C (80°F), averaging around 19°C (67°F). This summer month sees even higher humidity levels at 95% and increased precipitation totaling 152 mm (6.0 in) across 16 days. For more information on July weather, you can visit Hakodate weather in July.
When comparing the weather in December and August, it is clear that these two months present vastly different climates. December experiences much colder temperatures, with a minimum of -7°C (20°F) and an average of 2°C (35°F), while August boasts much warmer conditions, with a minimum of 16°C (61°F) and an average of 21°C (71°F). Precipitation levels also differ significantly; December records 89 mm (3.5 in) of rain over 18 days, whereas August sees a higher 254 mm (10.0 in) of rain over just 17 days. Additionally, August has a markedly higher humidity level at 97%, compared to December's 77%. For more detailed insights into the weather during this summer month, check out Hakodate weather in August.
December and September present contrasting weather conditions. In December, temperatures range from a chilly -7°C (20°F) at night to a moderate 14°C (57°F) during the day, with an average of 2°C (35°F). It’s a month marked by significant precipitation, with 89 mm (3.5 in) spread over 18 days, and humidity levels sit at 77%. In stark contrast, September enjoys milder temperatures, with nighttime lows of 14°C (57°F) and daytime highs reaching 28°C (83°F), averaging 20°C (68°F). Although it is the wetter month with 166 mm (6.5 in) of rain over just 12 days, humidity is slightly higher at 89%. For those curious about conditions in September, more information can be found here: Hakodate weather in September.
When comparing the weather in December and October, notable differences emerge. December experiences a cooler temperature range, with minimums dropping to -7°C (20°F) and an average of 2°C (35°F), contrasted with October's milder temperatures, where it rarely dips below 6°C (42°F) and typically averages around 15°C (58°F). Additionally, precipitation in December, while significant at 89 mm (3.5 in), is less than October's 149 mm (5.9 in), despite December having more rainy days. Humidity levels are similar, with December at 77% and October slightly higher at 81%. For more specific details on October's weather conditions, you can visit Hakodate weather in October.
In comparing the weather of December and November, December typically experiences colder temperatures, with a minimum of -7°C (20°F) compared to November's minimum of -3°C (28°F). The average temperature in December is also lower at 2°C (35°F), while November boasts a more comfortable average of 8°C (47°F). Precipitation levels are slightly lower in December, at 89 mm (3.5 in) over 18 days, compared to November's 103 mm (4.1 in) across 13 days. Humidity remains fairly consistent, with December at 77% and November at 78%. For more details on November weather, you can visit Hakodate weather in November.
As December settles over Hakodate, the city transforms into a winter wonderland characterized by a notable drop in temperatures and an increase in precipitation compared to the milder autumn months. With a chilly average that can plummet well below freezing, residents and visitors alike can expect more than half the month shrouded in clouds and frequent snowfall. The high humidity of 77% adds to the brisk air, often making it feel colder than it actually is. With an average of 18 rainy or snowy days, December presents a stark contrast to the clearer, drier summer months, inviting those who appreciate a magical winter atmosphere. For more detailed insights into the weather throughout the year, explore Hakodate Climate.