Last updated: August 21, 2025
In Fukushima, Japan, December showcases a dynamic climate characterized by fluctuating temperatures and considerable precipitation. The maximum temperature reaches a mild 17°C (63°F), while the average dips to a cooler 2°C (36°F), and nights can plunge to a brisk -7°C (20°F). Rainfall is notable, with 68 mm (2.7 in) accumulated over 15 days, contributing to a humidity level of 77% that envelops the region in a damp chill. This month, with its shifting weather patterns, invites both curiosity and preparedness as residents and visitors navigate the wintry landscape.
In Fukushima, Japan, December ushers in the chills of winter, with temperatures reflecting a notable drop compared to the milder months preceding it. The minimum temperature can plummet to -7°C (20°F), hinting at the coldest days lurking ahead in January, while the average temperature hovers around 2°C (36°F), signaling a shift from the warmth of autumn to a more frigid climate. Despite the cold, December can still surprise with a maximum temperature reaching up to 17°C (63°F)—a reminder that sunny days aren’t entirely abandoned. This gradual decline in temperatures from the fall months showcases the transitioning climate, paving the way for the full embrace of winter later in the season.
In December, Fukushima, Japan, experiences a noticeable increase in precipitation, recording an average of 68 mm (2.7 in) over 15 days. This marks a shift from November's drier conditions, where only 38 mm (1.5 in) fell in just 8 days, suggesting a trend towards wetter winter months. The December rainfall contributes to a steady accumulation leading into the New Year, bridging the typically higher figures observed in the summer months of July and August, which boast averages of 248 mm (9.7 in) and 169 mm (6.7 in), respectively. This pattern highlights a seasonal transition as temperatures drop, prompting a combination of rain and occasional snowfall, enriching the region's winter landscape.
In Fukushima, Japan, December brings a humidity level of 77%, marking a slight dip from the higher levels seen in the summer months. As the year progresses, humidity reaches its peak in July at 92%, creating a distinctly muggy atmosphere during the hot season. The transition into autumn sees a gradual reduction, with November's humidity falling to 77%. December maintains this level, suggesting a continued trend of moderate humidity as winter begins. Notably, while the year starts with relatively high humidity in January at 76%, it's the summer months that truly dominate the graphs with their impressive humidity. Overall, December's figures reflect a shift to cooler, drier conditions, setting the stage for the crisp winter months ahead.
As the year draws to a close in Fukushima, Japan, the UV Index sees a return to moderate levels in December, registering at 3 with a recommended burn time of 30 minutes. This trend reflects a seasonal decline from the extreme heights experienced during the summer months, where July and August peaked at an intense 11. Such fluctuations illustrate the natural rhythm of UV exposure throughout the year, with notable increases from the late winter and early spring months, culminating in the very high categories of April and May. As lighter days return, understanding these variations is crucial for enjoying outdoor activities safely. For more detailed information, visit Fukushima UV Index.
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In Fukushima, Japan, the December sunshine brings a gradual decline in daylight hours, with the month yielding around 203 hours of sunshine. This decrease marks a transition from the vibrant sun-drenched days of late spring and summer, where hours peaked at 288 in May and remained above 250 through the early summer months. As autumn settles in, hours drop steadily, reflecting the shift in seasons. Yet, December’s sunlight still holds a crisp warmth, echoing the year’s earlier vitality. Even as daylight wanes, the charming landscape of Fukushima is often illuminated with a serene glow, inviting residents and visitors alike to embrace the tranquil beauty of winter.
In December, Fukushima, Japan experiences a modest 39% chance of sunny weather, which reflects a slight dip compared to the preceding month of November, where the odds of sunshine rise to a more promising 50%. As winter approaches, the likelihood of sun typically declines, showcasing a trend where the sunniest months occur earlier in the year, peaking in February at 47%. Interestingly, while December does not reach the higher percentages observed in spring, it still offers a better chance of clear skies compared to the wet and cloudy summer months, making it a relatively bright and cheerful time for visitors and locals alike.
In Fukushima, Japan, the December daylight duration mirrors the winter season's gradual retreat from the long, sunlit days of summer. With just 9 hours of daylight, December closes the year on a low note, reflecting a trend that sees light diminish as autumn transitions into winter. This decline begins in November with 10 hours and continues through December, following a pattern that starkly contrasts with the vibrant 14 hours enjoyed during the peak summer months. As daylight hours shrink, one can observe the shifting rhythms of daily life, prompting residents to find warmth and joy in the cozy embrace of the winter season, even as the days grow shorter.
The December wind in Fukushima, Japan, takes a refreshing turn as it picks up slightly from the calmer summer months, averaging 2.9 m/s (6 mph). This uptick in wind speed mirrors the patterns seen throughout the colder months, where winter begins to assert itself after the gentle breezes of late spring and summer. From the subdued flow of 1.6 m/s (4 mph) in July to this crisp December breeze, it’s clear that the winds grow more dynamic as the year closes. The transition from the milder winds of June and July to a more invigorating December air suggests a shift that invigorates the region, making it a time for reflection amid nature's brisk embrace.
Weather in Fukushima varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Fukushima, focusing on differences in temperature, rainfall, humidity, and UV levels.
December and January weather conditions present some notable differences. In December, the temperatures range from a minimum of -7°C (20°F) to a maximum of 17°C (63°F), with an average of 2°C (36°F) and a higher humidity level of 77%. Rainfall is relatively frequent, occurring on about 15 days throughout the month, contributing to a total precipitation of 68 mm (2.7 in). Conversely, January experiences colder temperatures, with minimums dropping to -13°C (9°F) and maximums reaching only 10°C (50°F), resulting in an average temperature of -1°C (31°F). Although precipitation slightly decreases to 62 mm (2.4 in) over 13 days, the humidity is slightly lower at 76%. For more details about January weather specifically, you can visit Fukushima weather in January.
December weather tends to be milder than February, with average temperatures ranging from -7°C (20°F) to a maximum of 17°C (63°F), compared to February's slightly lower range of -10°C (14°F) to 16°C (60°F). While December experiences more precipitation at 68 mm (2.7 in) over 15 days, February sees less rainfall, totaling 52 mm (2.0 in) across 12 days. Additionally, December has a higher humidity level at 77%, while February maintains a slightly lower humidity of 75%. For more detailed information, check out Fukushima weather in February.
In December, temperatures generally range from a frigid minimum of -7°C (20°F) to a comfortable maximum of 17°C (63°F), with an average temperature of 2°C (36°F). The month experiences about 68 mm (2.7 in) of precipitation over 15 rainy days and a humidity level of 77%. In contrast, March sees a slight rise in average temperatures to 5°C (41°F), with a maximum temperature peaking at 21°C (69°F). Although the minimum remains the same at -7°C (19°F), March experiences increased precipitation of 112 mm (4.4 in) across 13 days, accompanied by lower humidity at 72%. For further details on the climatic conditions during this month, you can check Fukushima weather in March.
December and April exhibit notably different weather patterns. In December, temperatures range from a chilly -7°C (20°F) at night to a mild 17°C (63°F) during the day, with an average of around 2°C (36°F). The month sees 68 mm (2.7 in) of precipitation spread over 15 days, contributing to a relatively high humidity level of 77%. In contrast, April brings a more temperate climate, with temperatures fluctuating between -2°C (28°F) at night and peaking at 27°C (80°F) during the day, resulting in an average temperature of 10°C (50°F). This month also experiences more precipitation, totaling 106 mm (4.2 in) over 13 days, though with slightly lower humidity at 73%. For a more detailed look at this month’s weather in Fukushima, check out Fukushima weather in April.
When comparing the weather in December and May, it's clear that December is characterized by much colder temperatures, with averages hovering around 2°C (36°F) and a maximum of 17°C (63°F). In contrast, May boasts significantly warmer temperatures, ranging from a minimum of 4°C (39°F) to a maximum of 31°C (88°F), making it a more pleasant month overall. December experiences about 68 mm (2.7 in) of precipitation over 15 days, while May sees an increase in rainfall, totaling 113 mm (4.5 in) over 14 days. Both months share similar humidity levels, with December at 77% and May slightly higher at 80%. To explore more about May weather in Fukushima, visit Fukushima weather in May.
In December, the weather is much colder, with temperatures ranging from a minimum of -7°C (20°F) to a maximum of 17°C (63°F), averaging around 2°C (36°F). The month experiences about 68 mm (2.7 in) of precipitation over 15 days, coupled with a humidity level of 77%. In contrast, June brings significantly warmer conditions, with temperatures starting at a minimum of 8°C (46°F) and peaking at 31°C (89°F), averaging 19°C (66°F). It also sees higher precipitation at 109 mm (4.3 in) across 14 days, along with a humidity level of 87%. For more details about June weather specifics, visit Fukushima weather in June.
December and July present strikingly different weather patterns, reflecting the stark contrasts of winter and summer. In December, temperatures range from a chilling minimum of -7°C (20°F) to a mild maximum of 17°C (63°F), with an average of around 2°C (36°F). This month sees a total precipitation of 68 mm (2.7 in) spread over 15 days, accompanied by a humidity level of 77%.
In contrast, July boasts significantly warmer conditions, with temperatures peaking between a minimum of 15°C (59°F) and a maximum of 34°C (93°F), averaging at 23°C (74°F). With a much higher total precipitation of 248 mm (9.7 in) over 20 days, July also experiences increased humidity at 92%. For a more detailed look at the specifics of July weather, check out Fukushima weather in July.
When comparing the weather in December and August, the differences are quite pronounced. December experiences colder temperatures with a minimum of -7°C (20°F) and an average of only 2°C (36°F), whereas August boasts much warmer conditions, averaging around 24°C (76°F) with highs reaching up to 35°C (95°F). While both months see a fair amount of precipitation, December has 68 mm (2.7 in) over 15 days, in contrast to August's heavier rainfall of 169 mm (6.7 in) across 19 days. Additionally, humidity levels in August are higher at 90%, compared to December's 77%. For more details on August's weather, visit Fukushima weather in August.
December weather contrasts sharply with that of September. In December, temperatures dip significantly, with minimums reaching -7°C (20°F) and averages around 2°C (36°F), while September boasts much warmer conditions, with minimums of 8°C (46°F) and average highs of 20°C (68°F). Precipitation is also more pronounced in September, totaling 154 mm (6.1 in) across 14 days, compared to December's 68 mm (2.7 in) over 15 days. Additionally, humidity levels are higher in September at 84%, compared to December's 77%. For more detailed insights into September weather, visit Fukushima weather in September.
In December, temperatures in Fukushima drop significantly, with a minimum of -7°C (20°F) and an average of 2°C (36°F), compared to the milder October temperatures, which range from a minimum of 2°C (36°F) to an average of 14°C (58°F). The maximum temperature in December reaches 17°C (63°F), while October peaks at a warmer 27°C (82°F). In terms of precipitation, December sees 68 mm (2.7 in) over 15 days, which is less than October's more substantial 207 mm (8.2 in) spread over 12 days. Humidity levels remain relatively high in both months, with December at 77% and October slightly higher at 80%. For more detailed information, visit Fukushima weather in October.
In December, the weather takes a noticeable turn from November, with average temperatures dropping from 8°C (47°F) to around 2°C (36°F). While the minimum temperature in November dipped to -3°C (27°F), December can see lows of -7°C (20°F). Additionally, December experiences more precipitation, accumulating 68 mm (2.7 in) over 15 days compared to just 38 mm (1.5 in) across 8 days in November. Despite the increase in rainfall, the humidity remains fairly constant at 77% for both months. For a more detailed look at the conditions in November, visit Fukushima weather in November.
As December settles over Fukushima, the weather transforms notably compared to the milder months preceding it. The city experiences a stark drop in temperatures, with chilly averages and occasional freezing nights that bring a crispness to the air. Despite experiencing a fair share of precipitation, with frequent wet days, the overall atmosphere is characterized by a distinct humidity of 77%, lending a damp chill to the season. This combination of factors marks December as a time of transition, inviting both the beauty of winter and the resilience of those who embrace it. For more detailed insights, visit Fukushima Climate.