December Weather in Hotaka, Japan

Last updated: August 21, 2025

In December, Hotaka, Japan experiences a fascinating blend of winter chill and occasional warmth. With maximum temperatures reaching up to 17°C (62°F), the average hovers around a brisk 1°C (34°F), while the nights can dip to a biting -9°C (17°F). This month sees a considerable precipitation total of 109 mm (4.3 in), spread over 16 wet days, contributing to the region's lush landscapes. The humidity level sits at a robust 86%, creating a crisp, invigorating atmosphere that is characteristic of the season, making December a unique time to explore the natural beauty of Hotaka.

December Temperature in Hotaka

In Hotaka, Japan, December ushers in a chill that marks the onset of winter, with temperatures dipping to a minimum of -9°C (17°F) and climbing to an average of just 1°C (34°F). As the year winds down, the maximum daily highs reach around 17°C (62°F), providing a brisk contrast to the milder temperatures of autumn. This month showcases a clear trend of declining warmth, following the relatively mild November, which saw averages at 7°C (44°F). As residents and visitors alike brace for colder days, they can also enjoy the beauty of winter landscapes beginning to unfold, making December a unique time to experience Hotaka’s charm.

December Weather in Hotaka: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Hotaka, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Hotaka, December typically has an average temperature of {2}°C ({3}°F), with highs reaching up to {4}°C ({5}°F) and lows dropping to around {6}°C ({7}°F).
JanFebMarAprMayJunJulAugSepOctNovDec283040485864727466554434
Data source: Temperature data for Hotaka generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

December Precipitation in Hotaka

In December, Hotaka, Japan experiences a notable transition as the year draws to a close, with precipitation reaching 109 mm (4.3 in) over approximately 16 days. This marks a slight increase from the previous month, November, which saw only 83 mm (3.3 in) of rain. The month’s rainfall reflects a trend of rising precipitation as winter approaches, positioning December as a period of increased moisture following the drier autumn months. Notably, this uptick follows a series of wet summer months, peaking dramatically in July with 333 mm (13.1 in). As the landscape shifts into a quieter winter phase, December reinforces the seasonal pattern of precipitation typical for this region, offering a balance between the lush, verdant summer and the stark chill of the impending winter.

December Precipitation Trends in Hotaka

The chart displays monthly precipitation patterns in Hotaka, with values for each month alongside December’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how December’s conditions compare to those of other months. In Hotaka, December typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec999715215617919433319722225583109
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Hotaka

In December, Hotaka, Japan experiences a humidity level of 86%, marking a slight decrease from the highs of the summer months. Throughout the year, humidity tends to peak in July and August at an impressive 92%, creating a warm and muggy atmosphere that characterizes the region's summer. As the seasons transition, the humidity gradually declines, particularly from September through December, reflecting the cooling temperatures. Notably, December’s humidity is comparable to the levels seen earlier in the year during February and November, illustrating a tendency for the latter part of the year to maintain relatively high moisture levels, despite the cooler winter climate. This consistent humidity plays a crucial role in shaping the unique environment of Hotaka, leaving visitors with a distinctive experience of its seasonal changes.

December Average Humidity in Hotaka

This chart illustrates the average monthly humidity levels in Hotaka, with December’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In December, average humidity in Hotaka is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec88%87%81%79%81%88%92%92%89%87%85%86%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Hotaka

As December settles in Hotaka, Japan, the UV Index reflects a shift from the extreme levels experienced during the summer months. With a UV Index of 4, categorized as moderate, locals and visitors can enjoy the outdoors with a longer burn time of 30 minutes before needing to seek shelter. This decrease from the soaring indices of 11 and 12 observed in the height of summer indicates a welcome relief, allowing for safer sun exposure during outdoor activities. By comparing December's readings to earlier months, it's clear that the cold season brings a more manageable sun exposure risk. For those navigating the winter sun, taking these trends into account is essential for a safe outdoor experience. For more details, visit Hotaka UV Index.

Maximum UV Index Levels in Hotaka for December

The chart shows the monthly maximum UV Index (UVI) for Hotaka in December, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In December, the maximum UV index in Hotaka typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec469101111111210754
Data source: Hotaka December UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

December Sunshine in Hotaka

In December, Hotaka, Japan, basks in the gentle glow of 209 sunlight hours, marking a serene transition from the vibrant autumn days. As the year draws to a close, daylight gradually dwindles, yet December offers a cozy embrace compared to January's stark 174 hours. This month encapsulates the trend of decreasing sunlight, a shift familiar as we move from the bountiful brightness of spring, peaking in May with 291 hours, to the early winter months. Despite the reduction, December's sunlight still casts a warm charm over the snow-capped landscapes, perfect for those who appreciate the quiet beauty of a Japanese winter.

Monthly Sunshine Duration in Hotaka: December Highlighted

The December sunshine duration represents the total number of hours Hotaka experiences direct sunlight during the month of December, excluding cloudy or obstructed periods. This chart compares the sunshine duration of December with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec174h226h260h278h291h269h241h282h235h212h227h209h
Data source: Hotaka December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Hotaka During December

In December in Hotaka, Japan, the likelihood of encountering sunny weather stands at 39%, reflecting a moderate trend among the colder months. Notably, this percentage is a slight decline from the 45% chance observed in both October and November, indicating a shift as winter fully sets in. Though December presents fewer sunny days compared to the more temperate fall months, it still offers a reasonable opportunity for sunshine amidst the winter chill. The data suggests that while the sun may be elusive during the deep winter, there are still moments to enjoy its rays this month.

Percentage of Sunny Days in December in Hotaka

The chart illustrates the percentage of sunny days in Hotaka throughout the year, with December highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Hotaka experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec33%44%41%45%25%22%34%24%22%44%45%39%
Data source: Hotaka December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Hotaka in December

In Hotaka, Japan, the daylight duration follows a distinct seasonal rhythm, peaking in the lush months of May through July, where residents enjoy a generous 14 hours of daylight. As summer fades, daylight gradually diminishes, tapering down to 12 hours in September and slowly descending to 10 hours by November. By December, the cycle completes its annual arc, with daylight returning to 9 hours, echoing the twilight of January. This rhythmic ebb and flow not only shapes daily life but also offers a vivid reminder of nature's cycle, as each month invites a unique blend of light and shadow.

Average Daylight Hours in Hotaka for December

The chart illustrates the variation in daylight duration in Hotaka throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 58m10h 50m11h 57m13h 7m14h 5m14h 34m14h 19m13h 28m12h 22m11h 14m10h 14m9h 43m
Data source: Hotaka daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Hotaka

As December settles over Hotaka, Japan, the winds pick up slightly from their November lull, averaging 2.0 m/s (5 mph). This subtle increase marks a transition into the colder months, with wind speeds beginning to mirror those of the earlier winter months like January and February. Throughout the year, an intriguing pattern emerges: the winds tend to ease during the humid summer months, dipping to their annual lows in July and June, before gradually intensifying again as temperatures drop. December’s breezy resurgence not only signals the approach of winter but also provides a refreshing reminder of the dynamic climate that characterizes this beautiful mountainous region.

Average December Wind Speed in Hotaka

The chart displays monthly wind speed patterns in Hotaka, with values for each month shown alongside December's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how December's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec2.22.32.02.02.01.41.31.61.51.61.82.0 m/s
Data source: Hotaka December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Hotaka Compares to Other Months

Weather in Hotaka varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Hotaka, focusing on differences in temperature, rainfall, humidity, and UV levels.

In December, the weather features a relatively mild average temperature of 1°C (34°F), with highs reaching up to 17°C (62°F). However, the month also brings significant precipitation, totaling 109 mm (4.3 in) over 16 days and maintaining a high humidity level of 86%. In contrast, January experiences colder temperatures, with an average of -2°C (28°F) and a maximum of just 11°C (52°F). While precipitation slightly decreases to 99 mm (3.9 in) over the same number of days, humidity rises to 88%. For more specific details about January weather in Hotaka, you can visit Hotaka weather in January.

December and February weather show distinct differences in temperature while sharing similar humidity levels. In December, the temperature varies from a minimum of -9°C (17°F) to a maximum of 17°C (62°F), with an average of 1°C (34°F). The month experiences 109 mm (4.3 in) of precipitation over 16 days. In contrast, February tends to be colder, with temperatures ranging from -18°C (1°F) to a maximum of 16°C (61°F) and an average temperature of -1°C (30°F). Precipitation slightly decreases to 97 mm (3.8 in) over 13 days. Despite the colder average, both months maintain high humidity levels at 86%. For more details on February weather, check out this link: Hotaka weather in February.

December and March present contrasting weather patterns, despite their proximity on the calendar. In December, temperatures range from a chilly minimum of -9°C (17°F) to a mild maximum of 17°C (62°F), with an average of 1°C (34°F). The month experiences significant precipitation, totaling 109 mm (4.3 in) over 16 days, coupled with high humidity levels at 86%. In comparison, March sees slightly milder temperatures, with a minimum of -8°C (17°F) and a maximum of 21°C (69°F), averaging 4°C (40°F). While March has a higher total precipitation of 152 mm (6.0 in) over 14 days, the humidity is lower at 81%. For those interested in specific weather details, Hotaka weather in March provides additional insights.

December and April present distinctly different weather patterns. In December, temperatures typically range from a low of -9°C (17°F) to a high of 17°C (62°F), averaging around 1°C (34°F). The month experiences considerable precipitation, totaling 109 mm (4.3 in) over 16 days, and maintains a high humidity level of 86%. In contrast, April offers a milder climate, with temperatures fluctuating between -5°C (23°F) and 26°C (79°F), averaging 9°C (48°F). While it sees slightly more precipitation at 156 mm (6.1 in), it occurs over fewer days (13 days) and the humidity drops to 78%. For more information, visit Hotaka weather in April.

December and May present contrasting weather patterns, highlighting the transition from winter to spring. In December, temperatures range from a chilly -9°C (17°F) at their lowest to a pleasant 17°C (62°F) at their highest, with an average temperature of 1°C (34°F). The month experiences 109 mm (4.3 in) of precipitation over 16 days, accompanied by high humidity at 86%. In stark contrast, May sees temperatures rising significantly, with minimums around -1°C (31°F) and maximums reaching up to 30°C (86°F). The average temperature in May climbs to a comfortable 15°C (59°F), while total precipitation increases to 179 mm (7.0 in) over 14 days, although humidity remains slightly lower at 81%. For a more detailed look at May weather in this region, you can check Hotaka weather in May.

December and June exhibit significantly different weather patterns. In December, temperatures can drop to as low as -9°C (17°F), with an average around 1°C (34°F) and a maximum reaching 17°C (62°F). The month experiences 109 mm (4.3 in) of precipitation over 16 days, and the humidity hovers at 86%. In contrast, June brings milder temperatures, starting at a minimum of 6°C (43°F) and peaking at a maximum of 29°C (84°F), with an average of 18°C (65°F). It sees increased precipitation of 194 mm (7.7 in) across the same number of rainy days, though humidity is slightly higher at 88%. For more information on June weather, you can visit Hotaka weather in June.

December and July present stark contrasts in weather conditions. In December, temperatures can drop to a chilling minimum of -9°C (17°F), with an average of 1°C (34°F) and a mild maximum of 17°C (62°F). The month experiences significant precipitation, totaling 109 mm (4.3 in) over 16 days, and high humidity at 86%. In contrast, July boasts much warmer temperatures, with a minimum of 14°C (58°F), an average of 22°C (72°F), and a scorching maximum of 33°C (91°F). This summer month sees even more precipitation, reaching 333 mm (13.1 in) across 21 days, coupled with slightly higher humidity at 92%. For more detailed insights, check out Hotaka weather in July.

December and August present stark contrasts in weather conditions. December typically sees much colder temperatures, with a minimum of -9°C (17°F) and an average of around 1°C (34°F), while August boasts a minimum of 11°C (52°F) and an average temperature of 23°C (75°F). Precipitation levels are also noteworthy; December experiences 109 mm (4.3 in) over 16 days, while August receives a higher total of 197 mm (7.8 in) over 17 days. Humidity levels rise slightly in August at 92%, compared to December's 86%, contributing to the overall summer warmth. For more detailed information, check out Hotaka weather in August.

In comparing the weather between December and September, it's clear that September enjoys a much warmer climate, with average temperatures reaching 19°C (66°F) and maximums soaring to 30°C (86°F). In contrast, December experiences a chillier atmosphere, with average temperatures around 1°C (34°F) and a maximum of just 17°C (62°F). While both months see significant precipitation, September is wetter, with 222 mm (8.7 in) of rain over 19 days, compared to December's 109 mm (4.3 in) across 16 days. Additionally, September has a slightly higher humidity level at 89% compared to December's 86%. For more details about the weather in September, you can check out Hotaka weather in September.

In comparing the weather of December and October, December experiences significantly colder temperatures, with minimums dropping to -9°C (17°F) and an average of just 1°C (34°F). In contrast, October boasts milder weather, where temperatures range from a minimum of 0°C (33°F) to a comfortable maximum of 26°C (79°F), resulting in a much higher average of 13°C (56°F). Additionally, while December has a relatively low precipitation total of 109 mm (4.3 in) over 16 days, October sees much heavier rainfall, with a total of 255 mm (10.1 in) spread across 19 days. Both months have high humidity, with December at 86% and October at 87%. For more details on October's weather, you can visit Hotaka weather in October.

December's weather shows a noticeable drop in temperature compared to November, with average temperatures dipping from 7°C (44°F) in November to around 1°C (34°F) in December. While both months experience relatively high humidity, December slightly edges out November with an average of 86% humidity compared to November's 85%. Additionally, December sees more precipitation, accumulating 109 mm (4.3 in) over 16 days, compared to November's 83 mm (3.3 in) across 13 days. This shift highlights December as a colder and wetter month, making it feel notably more wintry. For a detailed comparison, you can check out Hotaka weather in November.

Compare Hotaka's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Hotaka

As December settles in Hotaka, the weather presents a notable shift, moving from the crisp autumn chill to a more intense winter atmosphere. The average temperature drops, bringing a greater contrast between the daytime warmth and nighttime freeze, while the increased precipitation—averaging over 109 mm— often manifests as snow, shaping a picturesque winter landscape. With humidity levels soaring to 86%, it’s essential to dress warmly and prepare for chilly, wet days, as you're likely to experience about half the month with some form of precipitation. Unlike the milder conditions of earlier months, December wraps Hotaka in a serene, wintry embrace, making it a spectacular time to enjoy the region’s natural beauty. For a deeper insight into the overall climate of this enchanting area, visit Hotaka Climate.