December Weather in Himeji, Japan

Last updated: August 21, 2025

December in Himeji, Japan brings a distinct shift towards cooler temperatures, with maximums reaching 19°C (67°F) and averages settling around 9°C (49°F). The chilly nights can drop as low as 1°C (34°F), illustrating the winter's approach. During this month, residents can expect approximately 59 mm (2.3 in) of precipitation over 7 days, contributing to a relatively humid atmosphere with an average humidity level of 82%. Despite the damp conditions, December's mild daytime temperatures offer a pleasant respite, inviting both locals and visitors to explore the city's winter charm.

December Temperature in Himeji

As December settles in Himeji, Japan, the temperatures start to drop, marking a transitional phase as winter approaches. With minimums around 1°C (34°F) and average highs reaching 19°C (67°F), the month offers a refreshing chill compared to the warmer autumn months. The average temperature of 9°C (49°F) suggests that while it's cooler, the city still experiences relatively mild days. This is a subtle shift from November's 14°C (58°F) average, indicating a gradual downturn in temperatures as the region prepares for the colder January. Throughout December, visitors can expect crisp air ideal for exploring Himeji's stunning sights, such as the iconic Himeji Castle, all while enjoying the festive atmosphere that accompanies the holiday season.

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

The chart illustrates December temperature patterns in Himeji, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Himeji, 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).
JanFebMarAprMayJunJulAugSepOctNovDec444449566571798276675848
Data source: Temperature data for Himeji 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 Himeji

In December, Himeji experiences a moderate precipitation amount of 59 mm (2.3 in), marking a slight uptick from November's 46 mm. This month sees 7 days of rainfall, providing a gentle transition into the winter season. Unlike the heavy downpours of summer, December's precipitation is more subdued, contributing to the city's overall dried ambiance as the year comes to a close. The trend reveals a gradual building of moisture from the drier months at the year's beginning, peaking during the summer, and then tapering off again as winter sets in. This cyclical pattern underscores the region's typical climate behavior, showcasing Himeji's unique seasonal shifts.

December Precipitation Trends in Himeji

The chart displays monthly precipitation patterns in Himeji, 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 Himeji, December typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec43531061291361523101862232354659
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Himeji

In December, Himeji experiences a humidity level of 82%, a slight drop from the peak summer months but still indicative of the region's generally moist climate. Following a trend observed throughout the year, December’s humidity maintains a comfortable consistency, aligning closely with January's average. The months leading into winter exhibit a gradual decline in humidity, starting from the high levels of 92% seen in July and August. This steady decrease hints at the transition into cooler seasons, while still preserving the city's characteristic dampness. With December's levels just a few percentage points lower than the preceding months, residents and visitors can expect a relatively humid wrap-up to the year as Himeji prepares for the chill of winter.

December Average Humidity in Himeji

This chart illustrates the average monthly humidity levels in Himeji, 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 Himeji is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec82%79%73%74%84%86%92%92%87%85%84%82%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Himeji

In December, Himeji experiences a moderate UV Index of 4, indicating a drop in intensity as the year comes to a close. This reduction follows a trend of rising UV levels from the previous months, peaking at an extreme 11 during the summer. With a burn time of 30 minutes, residents and visitors can enjoy the milder sun while still being mindful of sun protection. The seasonal shift is evident, as autumn's higher UV Index gives way to the gentle rays of winter. For more details on UV exposure throughout the year, check out Himeji UV Index.

Maximum UV Index Levels in Himeji for December

The chart shows the monthly maximum UV Index (UVI) for Himeji 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 Himeji typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec468111111121110754
Data source: Himeji 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 Himeji

In Himeji, Japan, December sees a delightful transition as the days grow shorter, yet ample sunshine remains, boasting 213 hours of sunlight. This month, while less luminous than the vibrant peaks of August with its stunning 307 hours, still captures the essence of winter's charm. As the year draws to a close, December's sunlight reflects a trend of gradually diminishing brightness since the peak spring months, notably April and May, which shine with 279 and 292 hours, respectively. Despite the shorter days, December's gentle rays are a warm reminder of the changing seasons, inviting residents and visitors alike to savor the crisp winter air filled with the soothing glow of the sun.

Monthly Sunshine Duration in Himeji: December Highlighted

The December sunshine duration represents the total number of hours Himeji 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.
JanFebMarAprMayJunJulAugSepOctNovDec179h223h260h279h292h275h268h307h247h238h234h213h
Data source: Himeji December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Himeji During December

In Himeji, Japan, December offers a moderate likelihood of sunny weather, with a 56% chance of sunshine—slightly above the averages seen in the colder months leading up to it. While January and February show comparable probabilities at 50% and 55% respectively, the overall trend points to a gradual increase in sunny days as the year winds down, peaking in October with 58%. This seasonal shift suggests that while winter brings cooler temperatures, it can also offer some pleasant sunny spells, making December a potentially bright month to enjoy the scenic beauty of Himeji.

Percentage of Sunny Days in December in Himeji

The chart illustrates the percentage of sunny days in Himeji 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 Himeji experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec50%55%42%48%32%26%32%30%32%58%55%56%
Data source: Himeji December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Himeji in December

In Himeji, Japan, the rhythm of daylight shifts dramatically throughout the year, highlighting the beauty of seasonal change. As winter approaches, December sees daylight dip to 9 hours, marking the shortest days and a stark contrast to the 14 hours enjoyed in the height of summer. This gradual decline from 10 hours in November serves as a precursor to the even shorter days ahead. The transition from spring's blossoming 13-hour days in both April and May to the deeper autumn tones in October, with 11 hours, exemplifies the dynamic interplay between daylight and the seasons. As months progress from the vibrancy of spring through the warmth of summer and into the crisp air of winter, each shift in daylight not only shapes daily life in Himeji but also offers a beautiful reminder of nature's cycles.

Average Daylight Hours in Himeji for December

The chart illustrates the variation in daylight duration in Himeji throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 5m10h 54m11h 58m13h 3m13h 58m14h 26m14h 12m13h 24m12h 21m11h 16m10h 20m9h 51m
Data source: Himeji daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Himeji

As December arrives in Himeji, Japan, the city experiences a notable shift in its winds, with an average speed of 4.8 m/s (11 mph). This marks a return to the brisk breezes reminiscent of previous winter months like January, which also boasts a similar wind speed. Interestingly, from the peak winds of late autumn, averaging 4.2 m/s (9 mph) in November, December's gusts invigorate the air, hinting at the seasonal transitions. Throughout the year, wind speeds in Himeji fluctuate significantly, dipping to their lowest in the summer months, particularly July and August, where they plummet to about 2.8 m/s (6 mph). In contrast, the end of the year showcases a robust return of winds, reminding residents of the refreshing chill that characterizes winter in this picturesque Japanese locale.

Average December Wind Speed in Himeji

The chart displays monthly wind speed patterns in Himeji, 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.
JanFebMarAprMayJunJulAugSepOctNovDec4.84.64.24.24.23.32.84.33.53.84.24.8 m/s
Data source: Himeji December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Himeji Compares to Other Months

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

December and January exhibit some notable differences in weather patterns. In December, temperatures range from a minimum of 1°C (34°F) to a maximum of 19°C (67°F), with an average of 9°C (49°F). The month also sees a total precipitation of 59 mm (2.3 in) over 7 days, while humidity remains high at 82%. In contrast, January experiences slightly cooler temperatures, with a minimum of -1°C (31°F), an average of 7°C (44°F), and a maximum of 15°C (59°F). Precipitation decreases to 43 mm (1.7 in) over 6 days, but humidity remains consistent at 82%. For more detailed information on January weather, visit Himeji weather in January.

When comparing the weather in December and February, December generally experiences milder temperatures, with averages ranging from a minimum of 1°C (34°F) to a maximum of 19°C (67°F). In contrast, February is cooler, featuring minimum temperatures around -1°C (31°F) and maximums of 15°C (58°F). Precipitation is slightly higher in December, with 59 mm (2.3 in) over 7 days compared to February's 53 mm (2.1 in) over just 5 days. Humidity levels also show a small difference, with December at 82% and February at 79%. For a more detailed look at February weather, check out Himeji weather in February.

In December, temperatures tend to range from a chilly 1°C (34°F) at night to a pleasant 19°C (67°F) during the day, with an average of 9°C (49°F). The month experiences around 59 mm (2.3 in) of precipitation over approximately 7 days, contributing to a relatively high humidity level of 82%. In contrast, March sees a slight increase in warmth, with minimum temperatures at 3°C (37°F) and daytime highs reaching 17°C (62°F), averaging 10°C (50°F). However, it also brings more rainfall, with total precipitation reaching 106 mm (4.2 in) across 9 days and a lower humidity of 73%. For a detailed look at March's weather patterns, you can visit Himeji weather in March.

In December, the weather is cooler with average temperatures ranging from a minimum of 1°C (34°F) to a maximum of 19°C (67°F), accompanied by relatively high humidity at 82%. Precipitation is moderate, with about 59 mm (2.3 in) falling over 7 days.

In contrast, April experiences milder temperatures with a minimum of 5°C (41°F) and a maximum of 21°C (69°F), making it noticeably warmer overall. However, it also sees increased rainfall, totaling 129 mm (5.1 in) over 8 days, while humidity decreases to 74%. For more detailed insights on the April climate, you can visit Himeji weather in April.

December weather tends to be significantly cooler, with average temperatures ranging from a chilly 1°C (34°F) to a comfortable 19°C (67°F), while May offers much warmer conditions, with averages between 10°C (51°F) and 24°C (76°F). Precipitation levels also differ, with December receiving about 59 mm (2.3 in) over 7 days compared to May's higher total of 136 mm (5.4 in) across 9 days. Despite December's more moderate levels of rainfall, May's humidity is slightly higher at 84%, compared to December's 82%, contributing to a more humid feel as the warmer weather sets in. For a closer look at May's climate, you can check Himeji weather in May.

December and June present contrasting weather conditions. In December, temperatures range from a chilly minimum of 1°C (34°F) to a pleasant maximum of 19°C (67°F), with an average of 9°C (49°F). Precipitation is moderate, totaling 59 mm (2.3 in) over about 7 days, and humidity sits at a relatively high 82%. In contrast, June brings warmer temperatures, with a minimum of 16°C (60°F), an average of 22°C (71°F), and a maximum of 26°C (79°F). However, it is also a wetter month, receiving 151 mm (6.0 in) of rain over approximately 12 days, alongside slightly higher humidity at 86%. For a closer look at June weather, check out Himeji weather in June.

December and July present starkly contrasting weather conditions. In December, temperatures range from a chilly minimum of 1°C (34°F) to a mild average of 9°C (49°F), with a maximum of 19°C (67°F), accompanied by relatively low precipitation of 59 mm (2.3 in) over 7 days and humidity at 82%. In contrast, July boasts significantly warmer temperatures, with a minimum of 21°C (70°F) and an average of 26°C (79°F), peaking at a sweltering 32°C (89°F). Precipitation during this month is much higher at 310 mm (12.2 in), occurring on 17 days, and humidity levels rise to 92%. Such differences in temperature and moisture illustrate the seasonal shifts experienced in the region. For more detailed information, check out Himeji weather in July.

December and August present strikingly contrasting weather conditions. In December, temperatures range from a chilly minimum of 1°C (34°F) to a pleasant maximum of 19°C (67°F), accompanied by a moderate average of 9°C (49°F). This month experiences about 59 mm (2.3 in) of precipitation over roughly 7 days, with a humidity level of 82%. In contrast, August boasts much warmer temperatures, with a minimum of 21°C (70°F) and highs reaching 33°C (91°F), averaging at 28°C (82°F). Precipitation in August significantly increases to 186 mm (7.3 in) distributed over about 12 days, along with a slightly higher humidity level of 92%. For a detailed look into Himeji’s August weather patterns, you can explore Himeji weather in August.

December and September present vastly different weather conditions. In December, temperatures range from a chilly 1°C (34°F) at night to a mild 19°C (67°F) during the day, with an average of 9°C (49°F). The month experiences about 59 mm (2.3 in) of precipitation over 7 days, accompanied by a humidity level of 82%. In stark contrast, September boasts warmer temperatures, with nighttime lows of 17°C (62°F) and daytime highs reaching 31°C (89°F), averaging around 25°C (77°F). This month is also wetter, receiving 223 mm (8.8 in) of rain over 14 days and a slightly higher humidity of 87%. For more details, check out Himeji weather in September.

In comparing the weather of December and October, December experiences cooler temperatures with a minimum of 1°C and an average of 9°C, while October enjoys milder conditions with minimum temperatures around 12°C and an average high of 20°C. Precipitation levels in October are significantly higher, measuring 235 mm over 12 days, compared to December's 59 mm across 7 days. Humidity remains relatively consistent, with December's average at 82% and October slightly higher at 85%. For more detailed insights, you can check Himeji weather in October.

December weather is characterized by cooler temperatures compared to November, with a minimum of 1°C (34°F) and an average of 9°C (49°F), while November boasts a milder minimum of 7°C (45°F) and an average of 14°C (58°F). The maximum temperatures in December reach 19°C (67°F), which is lower than November's peak of 22°C (71°F). Precipitation in December is slightly higher at 59 mm (2.3 in) over 7 days, compared to November's 46 mm (1.8 in) across 5 days. Humidity remains relatively consistent, with December at 82% and November at 84%. For more detailed information about November's climate, you can visit Himeji weather in November.

Compare Himeji's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Himeji

December in Himeji marks a transition to cooler temperatures and increased humidity, creating a distinct atmosphere compared to earlier months. The average temperature settles around a brisk 9°C (49°F), with highs reaching a mild 19°C (67°F) typically tempered by 82% humidity. This month sees more frequent rainfall, with about 59 mm (2.3 in) of precipitation spread over 7 days, necessitating a light jacket and an umbrella for outdoor activities. As the year comes to a close, the climate shifts towards a cozy winter feel, making it an interesting time to experience Himeji's unique charm. For a detailed overview of weather patterns throughout the year, explore the Himeji Climate.