December Weather in Beppu, Japan

Last updated: August 21, 2025

December in Beppu, Japan offers a unique blend of winter charm and mild temperatures. With a maximum of 22°C (72°F) and an average of 8°C (46°F), the month showcases a significant drop with a minimum dipping to -1°C (31°F). Although the precipitation totals around 53 mm (2.1 in) over 6 days, the overall humidity sits at a notable 79%, creating a crisp, invigorating atmosphere. Travelers can enjoy the scenic beauty while preparing for occasional showers, making December a captivating time to explore this coastal gem.

December Temperature in Beppu

As December rolls into Beppu, Japan, temperatures begin to display a charming transition, with a notable dip compared to the preceding months. The minimum temperature settles around -1°C (31°F), making it the coldest month since February, while the average climbs to 8°C (46°F)— a refreshing contrast to the milder conditions of autumn. Despite the chill, daytime highs can still reach a pleasant 22°C (72°F), hinting at the lingering warmth of the region. This unique blend of cooler nights and relatively mild days sets the stage for cozy evenings, making December an ideal time to enjoy Beppu’s famed hot springs while embracing the seasonal changes in this beautiful city.

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

The chart illustrates December temperature patterns in Beppu, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Beppu, 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).
JanFebMarAprMayJunJulAugSepOctNovDec434451586773808275665646
Data source: Temperature data for Beppu generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

December Precipitation in Beppu

In December, Beppu experiences a notable shift as the month brings 53 mm (2.1 in) of precipitation, typically spread over just 6 days. This slight increase from November’s drier conditions, marked by only 47 mm (1.8 in), highlights a transition into the more humid winter months. While December's rainfall is modest compared to the heavy downpours of the summer, it serves as a reminder that the region still retains moisture even as temperatures begin to dip. The consistent pattern of precipitation days suggests a steady rhythm of rain, preparing the landscape for the potential snowfalls of January.

December Precipitation Trends in Beppu

The chart displays monthly precipitation patterns in Beppu, 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 Beppu, December typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec52671161071431913252282181834753
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Beppu

In Beppu, Japan, December brings a drop in humidity levels to 79%, a noticeable shift from the sweltering heights of summer, where readings peak at 92% in July. As the year progresses, there's a clear trend of increasing humidity from January's 75%, gradually climbing as spring unfolds. The late spring into summer months sees the city bask in its most humid conditions, with August still holding onto a high 91%. However, as autumn sets in, humidity begins to wane, leading to a moderate December. This subtle decline reflects the seasonal changes, offering a refreshing transition into winter, while still retaining a hint of the lingering moistness characteristic of Beppu's coastal climate.

December Average Humidity in Beppu

This chart illustrates the average monthly humidity levels in Beppu, 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 Beppu is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec75%71%71%78%84%86%92%91%84%83%81%79%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Beppu

As December rolls into Beppu, Japan, the UV Index makes a notable dip to 4, categorizing exposure as moderate. This shift marks a contrast to the year’s peak months, where values soared to extremes of 12 during the summer. With a burn time of approximately 30 minutes, residents and visitors can enjoy the milder sunlight with less concern for skin damage. This seasonal trend highlights the fluctuating nature of UV exposure throughout the year, underscoring the importance of adjusting sun safety practices accordingly. For further insights into the UV Index and its implications in Beppu, visit Beppu UV Index.

Maximum UV Index Levels in Beppu for December

The chart shows the monthly maximum UV Index (UVI) for Beppu 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 Beppu typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec469111211121211764
Data source: Beppu 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 Beppu

In Beppu, Japan, December ushers in a notable transition as it wraps up the year with 221 hours of sunshine. This figure reflects a slight dip from the sunny peak of August, which basks in 297 hours of light, highlighting the region's seasonal rhythm. While December's sunlight is less abundant than the spring's lively increase—peaking in April and May with 280 and 286 hours respectively—it still offers a comforting glow during the cooler months. As daylight wanes towards winter, Beppu maintains a warm charm, inviting visitors to embrace the tranquil beauty of its soothing landscapes enveloped in gentle sunlight, a reminder that even in less radiant months, joy can be found in the embrace of the sun.

Monthly Sunshine Duration in Beppu: December Highlighted

The December sunshine duration represents the total number of hours Beppu 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.
JanFebMarAprMayJunJulAugSepOctNovDec181h231h264h280h286h258h266h297h254h249h235h221h
Data source: Beppu December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Beppu During December

In December, Beppu, Japan, experiences a notable increase in sunny days, with a 58% chance of encountering sunshine. This marks a shift from the more variable conditions seen in the preceding months, where chances hovered around the low 50s in October and November. While winter tends to bring more cloud cover, December stands out as a bright exception, suggesting a promising month for those seeking to bask in the sun. This upward trend in sunlight towards the year's end can be a delightful surprise, offering both warmth and a reason to explore the beautiful landscapes of Beppu during the holiday season.

Percentage of Sunny Days in December in Beppu

The chart illustrates the percentage of sunny days in Beppu 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 Beppu experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec46%50%39%43%31%20%17%24%31%55%53%58%
Data source: Beppu December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Beppu in December

In Beppu, Japan, the ebb and flow of daylight throughout the year creates a captivating rhythm. As winter settles in, December marks the lowest point of daylight with just 9 hours per day, a notable decline from the 14 hours enjoyed in the balmy days of June and July. The gradual shift from the lively 13 hours of daylight in May to the stark 10 hours in November reflects the clear transition into the colder months. Interestingly, while the daylight hours reduce, the increasing warmth of spring and summer months illuminates a vibrant contrast, with hours peaking before the cycle resets. This seasonal dance not only influences daily life but also enriches Beppu's atmospheric charm.

Average Daylight Hours in Beppu for December

The chart illustrates the variation in daylight duration in Beppu throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 12m10h 58m11h 58m13h13h 52m14h 18m14h 5m13h 19m12h 20m11h 19m10h 26m9h 58m
Data source: Beppu daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Beppu

As the year draws to a close, December winds in Beppu, Japan, pick up a refreshing pace, averaging 3.0 m/s (7 mph). This increase mirrors a slight upward trend in wind speeds during the colder months, with notable dips in summer when the breezes mellow out to around 1.8 to 1.9 m/s (4 mph). By November, the winds begin to stir again, signaling the transition to winter, which sets the stage for December’s brisk air, making it a lively time to experience Beppu’s unique charm. This seasonal shift brings a crispness to the atmosphere, enhancing the beauty of the city’s winter landscapes and inviting both locals and visitors to embrace the invigorating chill.

Average December Wind Speed in Beppu

The chart displays monthly wind speed patterns in Beppu, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2.83.02.32.52.11.91.91.81.92.02.43.0 m/s
Data source: Beppu December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Beppu Compares to Other Months

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

December and January present a noticeable shift in weather characteristics. December typically has a milder temperature range, with minimums around -1°C (31°F) and maximums reaching up to 22°C (72°F), although January experiences slightly cooler conditions with minimums dropping to -3°C (26°F) and maximums peaking at 17°C (63°F). Both months see a similar amount of precipitation, with December receiving 53 mm (2.1 in) over 6 days and January slightly less at 52 mm (2.0 in) over just 5 days. Humidity is also a touch lower in January at 75%, compared to December's 79%. For more detailed information on January weather, check out Beppu weather in January.

In December, temperatures typically range from a low of -1°C (31°F) to a high of 22°C (72°F), with an average temperature of around 8°C (46°F). The month sees around 53 mm (2.1 in) of precipitation over approximately 6 days, accompanied by a relatively high humidity level of 79%.

In contrast, February experiences slightly cooler conditions, with temperatures dropping to a minimum of -3°C (26°F) and a maximum of 20°C (68°F), averaging around 7°C (44°F). This month has higher precipitation at 67 mm (2.6 in), spread over about 8 days, though humidity is lower at 71%.

For a closer look at the weather patterns, you can check out Beppu weather in February.

In December, temperatures commonly range from a chilly minimum of -1°C (31°F) to a comfortable maximum of 22°C (72°F), with an average of around 8°C (46°F). The month experiences approximately 53 mm (2.1 in) of precipitation over about 6 days, accompanied by relatively high humidity at 79%. In contrast, March sees slightly warmer temperatures, with a minimum of 1°C (35°F) and a maximum of 24°C (76°F), averaging 10°C (51°F). However, it tends to be wetter, with 116 mm (4.6 in) of rainfall spread across 11 days, and humidity levels drop to 71%. For a more detailed look at March weather, you can visit Beppu weather in March.

December and April present distinct weather contrasts. In December, temperatures range from a low of -1°C (31°F) to an average of 8°C (46°F), peaking at 22°C (72°F), while April shows a milder temperature spectrum with minimums of 3°C (38°F) and averaging at 14°C (58°F), reaching highs of 25°C (78°F). Precipitation is notably higher in April, with 107 mm (4.2 in) occurring over 8 days, compared to December’s 53 mm (2.1 in) across 6 days. Despite this increase in precipitation, April maintains a similar humidity level at 78% compared to December's 79%. For a more detailed look at April weather, you can visit Beppu weather in April.

December and May present contrasting weather patterns, with December typically experiencing cooler temperatures, ranging from a minimum of -1°C (31°F) to a maximum of 22°C (72°F), and an average of 8°C (46°F). The month sees about 53 mm (2.1 in) of precipitation over approximately 6 days, accompanied by a humidity level of 79%. In contrast, May boasts much warmer weather, with temperatures ranging from 8°C (46°F) to a maximum of 30°C (87°F), averaging around 19°C (67°F). This month is also characterized by higher precipitation levels, totaling 143 mm (5.6 in) over 11 days, and a slight increase in humidity to 84%. For a deeper look at the pleasant conditions in May, you can visit Beppu weather in May.

In December, the weather is generally cool, with temperatures ranging from a low of -1°C (31°F) to a warm high of 22°C (72°F), and an average of 8°C (46°F). The month sees about 53 mm (2.1 in) of precipitation over approximately 6 days, alongside a relatively high humidity of 79%.

In contrast, June brings much warmer temperatures, with minimums around 14°C (57°F), highs peaking at 32°C (89°F), and an average of 23°C (73°F). However, it also experiences significantly more rainfall, totaling 191 mm (7.5 in) across 15 days, and slightly higher humidity at 86%. For more details on the weather in June, visit Beppu weather in June.

In December, temperatures fluctuate from a chilly minimum of -1°C (31°F) to a comfortable average of 8°C (46°F), with a maximum of 22°C (72°F). This month sees relatively low precipitation at 53 mm (2.1 in) over just 6 days, while humidity sits at a moderate 79%. In contrast, July experiences much warmer conditions, with a minimum temperature of 19°C (67°F) and an average high of 26°C (80°F), peaking at a scorching 34°C (94°F). However, July also brings significantly more rain, totaling 325 mm (12.8 in) across 21 days, with humidity levels rising to 92%. For a more detailed look at July's weather, you can check Beppu weather in July.

December and August present stark contrasts in weather conditions. In December, temperatures range from a chilly minimum of -1°C (31°F) to a pleasant average of 8°C (46°F), with maximums reaching 22°C (72°F). This month also sees lower precipitation levels, totaling 53 mm (2.1 in) over just 6 days and a relatively moderate humidity of 79%. In contrast, August brings a significant increase in warmth, with minimum temperatures starting at 20°C (69°F), an average of 28°C (82°F), and peak highs soaring to 36°C (97°F). The summer month is characterized by much higher rainfall, averaging 228 mm (9.0 in) spread over 15 days, along with increased humidity at 91%. For more detailed information, you can visit Beppu weather in August.

December weather presents a stark contrast to that of September. In December, temperatures range from a chilly minimum of -1°C (31°F) to a mild maximum of 22°C (72°F), with an average of 8°C (46°F). In addition, December experiences relatively low precipitation at 53 mm (2.1 in) over just 6 days, coupled with a humidity level of 79%. Conversely, September boasts a much warmer climate, with temperatures ranging from a comfortable minimum of 15°C (59°F) to a high of 32°C (90°F) and an average of 24°C (76°F). In this month, the region sees significant rainfall, totaling 218 mm (8.6 in) over 16 days, and slightly higher humidity at 84%. For a closer look at September weather, you can visit Beppu weather in September.

In comparing the weather of December and October, it's evident that October tends to be warmer and wetter. December's temperatures range from a minimum of -1°C (31°F) to a maximum of 22°C (72°F), with an average temperature of 8°C (46°F). In contrast, October boasts milder temperatures, with a minimum of 9°C (48°F) and reaching up to 30°C (86°F), averaging 19°C (67°F). Additionally, October receives significantly more rainfall, with 183 mm (7.2 in) over 10 days, compared to December's 53 mm (2.1 in) over just 6 days. Humidity levels are relatively similar, at 79% in December and 83% in October. For more details on the October climate, you can visit this link: Beppu weather in October.

In comparing the weather conditions of December and November, several notable differences emerge. December typically features a lower minimum temperature of -1°C (31°F) compared to November's minimum of 4°C (39°F), contributing to a cooler overall feel. The average temperature in December is also cooler at 8°C (46°F) versus November's 13°C (56°F). However, December can reach a maximum of 22°C (72°F), while November peaks slightly higher at 25°C (76°F). Precipitation levels are similar, with December receiving 53 mm (2.1 in) and November 47 mm (1.8 in), both occurring over six days. Humidity remains fairly consistent, with December at 79% and November just slightly higher at 81%. For a more detailed look at November weather patterns, you can check out Beppu weather in November.

Compare Beppu's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Beppu

As December descends upon Beppu, the weather takes a notable turn, ushering in cooler temperatures and increased humidity compared to previous months. Daytime highs hovering around a mild 22°C may feel refreshing, but the sharp drop to evening lows near freezing reminds visitors of winter's arrival. With an average temperature of 8°C, this month stands in contrast to the warmer autumn, setting the stage for cozy indoor activities. Light precipitation graces around six days, totaling approximately 53 mm, creating a serene atmosphere, particularly with the notable 79% humidity that adds a soft touch to the cool air. For a deeper understanding of Beppu’s unique climate, explore more at Beppu Climate.