Last updated: August 21, 2025
In December, Bizen, Japan experiences a blend of brisk and mild weather, with temperatures ranging from a maximum of 19°C (66°F) to a chilly 1°C (33°F). On average, the temperature settles around 9°C (48°F), providing a refreshing atmosphere for visitors. This month sees approximately 52 mm (2.0 in) of rainfall over six days, accompanied by a high humidity level of 82%. As the year draws to a close, Bizen's December weather invites both locals and travelers to enjoy its unique charm, wrapped in cool breezes and occasional showers.
In Bizen, Japan, December marks the transition into winter, with temperatures generally mild for the season. The minimum temperature hovers around 1°C (33°F), while the average sits comfortably at 9°C (48°F), and daytime highs can reach up to 19°C (66°F). This month showcases a significant drop from the balmy November, which had an average of 14°C (57°F), yet is still considerably warmer than the colder depths of January and February. As Bizen embraces the cooler climate, the shift in temperatures signifies not only the onset of winter but also provides a lovely backdrop for seasonal festivities and the tranquil beauty of the natural landscape. Visitors can enjoy a blend of cool breezes and pleasant daytime warmth, making December a particularly enchanting time to experience this historical city.
In December, Bizen, Japan, experiences a modest precipitation total of 52 mm (2.0 in), spread across 6 rainy days, marking a slight uptick from the preceding month of November, which saw only 38 mm. This trend hints at the onset of winter, as precipitation levels remain lower compared to the peak summer months, such as July’s notable 303 mm (11.9 in). The shift from November to December signals a transition, where the dampness of the air becomes more pronounced, setting the stage for the chillier days ahead. Despite the lighter rainfall, December’s precipitation helps maintain the region's lush landscapes, a reminder of nature’s cyclical rhythms as it prepares for the colder months.
In December, Bizen, Japan, experiences a noticeable humidity level of 82%, signaling the transition towards the cooler winter months. This figure reflects a slight dip from the preceding months, yet it remains consistent with the general trend of the year's final quarter. After peaking in the summer with humidity levels reaching 92% in July and August, the fall months showed a gradual reduction, culminating in November’s 84%. December’s humidity, while lower than the summer highs, still maintains a significant presence as the city braces for winter, echoing the earlier months of the year that hovered in the 80s. Overall, the data illustrates Bizen's tendency towards a humid climate, with December wrapping up the year on a comfortably moist note.
In Bizen, Japan, the December UV Index dips to 4, categorizing it as moderate. This trend reflects a decrease from the severe summer peaks, where indices reached as high as 12 in July and remained consistently at 11 during the late spring and summer months. As colder months set in, outdoor enthusiasts can enjoy up to 30 minutes of sun exposure without significant risk of sunburn, aligning with January and November’s similar moderate ratings. This seasonal variation highlights Bizen's temperate climate, making it an ideal time for residents and visitors to revel in outdoor activities with the assurance of manageable UV risks. For more insights, check the full details at Bizen UV Index.
UV Risk Categories
In Bizen, Japan, December offers a gentle transition as the year winds down, boasting 213 hours of sunshine. While this marks a decline from the vibrant light seen earlier in the year, it remains a cozy month nestled between the crispness of autumn and the chill of winter. Notably, sun hours peak in the warmer months, particularly in August with an impressive 306 hours, showcasing Bizen's character as a summer haven. As we follow the trend, it's intriguing to observe how sunshine gradually tapers off from late spring through winter, yet December still offers a satisfactory amount of light, proving that even in the colder months, there’s warmth to be found in the sun-soaked afternoons.
In Bizen, Japan, the likelihood of sunny weather begins to ascend during the winter months, peaking in December with a 59% chance of sunshine. This marks a notable increase from the preceding months, especially when compared to the lower probabilities observed from June to August, where sunny days dipped to around 26% to 31%. As autumn transitions into winter, the trend reveals a gradual improvement in sunny conditions, with November's 56% laying the groundwork for December's bright forecast. It's a refreshing conclusion to the year, hinting at a delightful opportunity to enjoy the crisp winter air under the sun's warm glow.
As the year draws to a close, December in Bizen, Japan reveals a notable trend in daylight duration, with the sun gracing the skies for only 9 hours. This represents a gradual decline from the summer months, where daylight peaked at 14 hours in both June and July, gradually tapering off as autumn approached. In contrast, spring showcases an increase, starting from just 11 hours in March and blossoming into 13 hours by May. Notably, as daylight hours wane in December, they reflect the seasonal rhythm of Bizen, where the shorter days encourage a cozy atmosphere, perfect for enjoying the unique charm of the winter season.
As the year draws to a close, December in Bizen, Japan, welcomes a noticeable uptick in average wind speed, reaching 5.1 m/s (11 mph). This brisk breeze contrasts sharply with the more serene conditions of summer, where winds slowed to their lowest point in July at just 2.9 m/s (6 mph). Gradually, as autumn unfolds, November's winds provide a precursor to winter's arrival, picking up to 4.3 m/s (10 mph). However, December's gusts herald the shift towards colder months, showcasing a notable increase that invites both locals and travelers alike to embrace the fresh, invigorating air. The rhythmic cycle of wind speeds throughout the year reflects not only climate trends but also the changing moods of Bizen as it transitions from the warmth of summer to the chill of winter.
Weather in Bizen varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Bizen, focusing on differences in temperature, rainfall, humidity, and UV levels.
December and January in Bizen showcase a notable shift in temperature and precipitation. December enjoys milder conditions, with average temperatures ranging from a minimum of 1°C (33°F) to a maximum of 19°C (66°F), alongside 52 mm (2.0 in) of precipitation over 6 days. In contrast, January presents cooler weather, with temperatures dipping lower, from a minimum of -2°C (29°F) to a maximum of 14°C (57°F), and a reduction in precipitation to 39 mm (1.5 in) over 5 days. Notably, both months maintain a consistent humidity level of 82%, making the air feel relatively damp. For more insights, you can check Bizen weather in January.
In December, temperatures in Bizen typically range from a minimum of 1°C (33°F) to a maximum of 19°C (66°F), with an average of 9°C (48°F). The month sees around 52 mm (2.0 in) of precipitation over 6 days, coupled with a humidity level of 82%. In contrast, February exhibits a cooler climate, with minimum temperatures dropping to -3°C (28°F) and an average of 6°C (43°F), while the maximum reaches 15°C (60°F). Precipitation in February slightly increases to 55 mm (2.2 in), also over 6 days, and the humidity decreases to 79%. For more detailed insights into February weather, check out Bizen weather in February.
December and March present distinct weather characteristics. In December, temperatures range from a low of 1°C (33°F) to a pleasant average of 9°C (48°F), peaking at 19°C (66°F). The month sees about 52 mm (2.0 in) of precipitation over approximately 6 days, coupled with a higher humidity level of 82%. Conversely, March experiences slightly milder temperatures, with a minimum of 3°C (37°F), an average of 9°C (49°F), and a maximum of 18°C (64°F). However, it tends to be wetter, receiving 108 mm (4.2 in) of rain over 10 days, and the humidity is comparatively lower at 73%. For more details on March weather, you can visit Bizen weather in March.
In December, the weather is characterized by cooler temperatures, ranging from a minimum of 1°C (33°F) to a maximum of 19°C (66°F), with an average of 9°C (48°F). The month sees about 52 mm (2.0 in) of precipitation over an average of 6 days, accompanied by high humidity at 82%. In contrast, April experiences milder weather with a minimum temperature of 4°C (40°F) and a maximum of 21°C (71°F), averaging 13°C (56°F). However, it is also wetter, receiving 130 mm (5.1 in) of rainfall over 9 days, while humidity levels are slightly lower at 74%. For more detailed information on this month’s weather, visit Bizen weather in April.
When comparing the weather in December and May, notable differences emerge. In December, temperatures range from a chilly minimum of 1°C (33°F) to a pleasant maximum of 19°C (66°F), with an average of 9°C (48°F). The month experiences around 52 mm (2.0 in) of precipitation over six days, coupled with a humidity level of 82%. In contrast, May boasts significantly warmer temperatures, with a minimum of 10°C (50°F), an average of 18°C (65°F), and a maximum of 25°C (77°F). However, it also sees increased rainfall, totaling 131 mm (5.2 in) across nine days, and a slightly higher humidity of 84%. For a more detailed look at what to expect in May, check out Bizen weather in May.
In December, temperatures in Bizen are much cooler, with minimums around 1°C (33°F) and maximums reaching up to 19°C (66°F), while average humidity sits at 82%. The month experiences relatively low precipitation, averaging 52 mm (2.0 in) over about 6 days. In contrast, June brings significantly warmer weather, with minimum temperatures of 15°C (59°F) and maximums peaking at 27°C (80°F). This month also sees a notable increase in rainfall, totaling 164 mm (6.5 in) across approximately 12 days, accompanied by slightly higher humidity at 86%. For a closer look at what to expect in June, check out Bizen weather in June.
When comparing the weather in December and July, we see a stark contrast in both temperature and precipitation. December features a mild climate with temperatures ranging from a minimum of 1°C (33°F) to a maximum of 19°C (66°F), experiencing an average of 9°C (48°F). The month sees about 52 mm (2.0 in) of precipitation over approximately 6 days, along with a humidity level of 82%. In contrast, July is much warmer with temperatures varying from a minimum of 20°C (69°F) to a peak of 32°C (91°F), averaging around 26°C (78°F). This summer month receives significantly higher rainfall, totaling 303 mm (11.9 in) across 16 days, and it has a slightly higher humidity of 92%. For more details about July weather specifically in Bizen, you can visit Bizen weather in July.
December and August present strikingly different weather conditions. In December, temperatures are cool, with a minimum of 1°C (33°F) and an average of 9°C (48°F), reaching a maximum of 19°C (66°F). Precipitation is relatively low, at 52 mm (2.0 in) over about 6 days, and humidity is moderate at 82%. In contrast, August boasts much warmer temperatures, with a minimum of 21°C (69°F) and an average of 28°C (82°F), soaring up to a maximum of 32°C (91°F). However, it is also the wettest month, receiving 173 mm (6.8 in) of rainfall over 12 days, and humidity rises slightly to 92%. This seasonal shift from cold and dry to warm and humid significantly influences outdoor activities. For more detailed weather specifics, check out Bizen weather in August.
In comparing the weather of December and September, the contrast is striking. December typically experiences cooler temperatures, with a minimum of 1°C (33°F) and a maximum of 19°C (66°F), leading to an average of 9°C (48°F). In contrast, September boasts much warmer conditions, starting from a minimum of 17°C (64°F) and reaching up to a maximum of 31°C (89°F), averaging about 24°C (76°F). Additionally, December sees significantly less precipitation, with only 52 mm (2.0 in) falling over 6 days, while September is much wetter, receiving 222 mm (8.7 in) across 13 days. Humidity levels are relatively high in both months, with December at 82% and September at 87%. For a detailed look at September weather, check out Bizen weather in September.
In December, the weather tends to be significantly cooler than in October, with average temperatures ranging from a minimum of 1°C (33°F) to a maximum of 19°C (66°F). In contrast, October enjoys milder conditions, with temperatures averaging between 12°C (54°F) and 27°C (82°F). Precipitation also varies considerably; December sees around 52 mm (2.0 in) of rain over 6 days, while October experiences more rainfall at 211 mm (8.3 in) across 11 days. Humidity remains relatively high in both months, with December at 82% and October slightly higher at 85%. For a more detailed look at October weather, you can visit Bizen weather in October.
In comparing the weather between November and December, December tends to be cooler with average temperatures ranging from a minimum of 1°C (33°F) to a maximum of 19°C (66°F), while November experiences milder conditions with temperatures varying from a minimum of 6°C (43°F) to a maximum of 22°C (71°F). Precipitation is slightly higher in December, with 52 mm (2.0 in) over six days, compared to November's 38 mm (1.5 in) across five days. Additionally, December's humidity is relatively high at 82%, slightly lower than November's 84%. For more detailed weather information, you can visit Bizen weather in November.
In December, Bizen experiences a notable shift in weather, with cooler temperatures and a higher average humidity, making it distinct from the milder months earlier in the year. The chance of precipitation increases, with several days of rain spread throughout the month, which contributes to a refreshing, albeit damp, atmosphere. This transitional period marks the onset of winter in the region, as the landscape takes on a serene, wintry charm. For more insights into the climate patterns of this beautiful location, check out Bizen Climate.