December Weather in Rikuzentakata, Japan

Last updated: August 21, 2025

In December, Rikuzentakata, Japan experiences a chilly climate characterized by a maximum temperature of 16°C (61°F) and an average temperature of 3°C (38°F). The month sees a notable minimum temperature dropping to -6°C (22°F), creating crisp, wintery conditions. Precipitation amounts reach 60 mm (2.4 in) over approximately 10 days, contributing to the region's high humidity level of 80%. This combination of cool temperatures and moisture defines the December weather, making it a quintessential winter month in Rikuzentakata.

December Temperature in Rikuzentakata

In Rikuzentakata, Japan, December marks the transition into the cold winter months, bringing with it a noticeable drop in temperatures. During this month, residents can expect minimums around -6°C (22°F) and average temperatures settling at 3°C (38°F), with a maximum reaching 16°C (61°F). This shift from November, where the average was 9°C (48°F), signifies the onset of colder weather as the city prepares for the chillier days of winter. The day's warmth is often fleeting, as the cold nights remind everyone of the climate's grip. As December unfolds, Rikuzentakata’s temperatures reflect a gradual cooling trend, laying the foundation for the frigid months ahead.

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

The chart illustrates December temperature patterns in Rikuzentakata, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Rikuzentakata, 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).
JanFebMarAprMayJunJulAugSepOctNovDec343542495965727569594837
Data source: Temperature data for Rikuzentakata 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 Rikuzentakata

In December, Rikuzentakata experiences a noticeable shift in precipitation, with 60 mm (2.4 in) of rain spread across approximately 10 days. This marks a slight increase from November's drier conditions, which saw only 49 mm (1.9 in) over 6 days. As the year winds down, the rainfall begins to pick up, hinting at the wetter winter months ahead. Interestingly, while December doesn't reach the peak levels seen during the summer months like July and August, it serves as a transitional period, bridging the gap between the autumn's lighter showers and the heavier downpours of the upcoming month. This trend highlights the region's dynamic climate, with December acting as a subtle reminder of the increased moisture on the horizon.

December Precipitation Trends in Rikuzentakata

The chart displays monthly precipitation patterns in Rikuzentakata, 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 Rikuzentakata, December typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec41471101121081141741781421904960
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Rikuzentakata

As the year draws to a close, December in Rikuzentakata, Japan sees humidity stabilizing around 80%, mirroring the levels from both January and May. This month marks a slight recovery from the relentless summer humidity peaks of 92% in July and August, while also being lower than the mid-year spike of 87% in June. Throughout the fall, humidity gradually decreased from 86% in September to 79% in November, suggesting a seasonal shift. However, the return to 80% in December reflects the city's cool, crisp winter air, setting the stage for a unique blend of refreshing and often moist conditions that characterize this northern coastal region.

December Average Humidity in Rikuzentakata

This chart illustrates the average monthly humidity levels in Rikuzentakata, 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 Rikuzentakata is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec80%79%77%75%80%87%92%92%86%82%79%80%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Rikuzentakata

In Rikuzentakata, Japan, December marks the return of moderate UV exposure levels, with a UV Index of 3 and a burn time of 30 minutes. This is a noticeable shift from the preceding months, which featured several weeks of high to extreme UV levels peaking in June at 11. The winter transition not only reduces the intensity of UV radiation but also offers a respite from the preceding summer extremes, making outdoor activities safer for longer durations. As the year winds down, residents and visitors can enjoy the crisp air with the peace of mind that comes from knowing the sun's rays are less harsh. For more detailed information on seasonal variations, you can check the Rikuzentakata UV Index.

Maximum UV Index Levels in Rikuzentakata for December

The chart shows the monthly maximum UV Index (UVI) for Rikuzentakata 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 Rikuzentakata typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec346891110109643
Data source: Rikuzentakata 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 Rikuzentakata

In Rikuzentakata, Japan, December offers a gentle embrace of sunshine with approximately 208 hours of daylight, marking a subtle dip from the previous month's totals. This decline is a continuation of the trend seen throughout the year, where the sun's presence typically peaks in the vibrant months of late spring and early summer, reaching a high of 299 hours in May. As the seasons transition towards winter, daylight hours gradually recede, with December witnessing a decrease compared to the bustling summer months. Despite this softening of sunlight, the remaining hours still sprinkle a warm glow over the serene landscapes, inviting residents and visitors alike to embrace the subtle beauty of winter in this historic coastal town.

Monthly Sunshine Duration in Rikuzentakata: December Highlighted

The December sunshine duration represents the total number of hours Rikuzentakata 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.
JanFebMarAprMayJunJulAugSepOctNovDec169h225h264h271h299h283h262h257h246h217h219h208h
Data source: Rikuzentakata December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Rikuzentakata During December

As December arrives in Rikuzentakata, Japan, the likelihood of enjoying sunny weather remains relatively high, with a 44% chance of sun. This month reflects a slight dip compared to November's 57%, yet it is close to the averages seen in both January and April. Interestingly, the sun's appearance becomes less frequent in the summer months, as June and July witness significantly lower chances, with only 26% and 20% respectively. Overall, while December might be a bit dimmer than its predecessors, residents can still anticipate a decent number of sunny days, making it a pleasant time to enjoy the crisp winter air.

Percentage of Sunny Days in December in Rikuzentakata

The chart illustrates the percentage of sunny days in Rikuzentakata 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 Rikuzentakata experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec47%59%40%46%31%26%20%23%33%41%57%44%
Data source: Rikuzentakata December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Rikuzentakata in December

In Rikuzentakata, Japan, daylight duration exhibits a charming rhythm throughout the year. Beginning with 9 hours of sunlight in January, the days gradually lengthen, reaching a peak of 14 hours during the vibrant months of May through July. As summer wanes, daylight begins to diminish, tapering off to 13 hours in August and then gradually declining each month until it returns to 9 hours by December. This cyclical pattern highlights the seasonal transitions, with sunlight stretching its reach as spring blooms, only to retreat as winter approaches, painting a vivid portrait of nature's cadence in this picturesque coastal town.

Average Daylight Hours in Rikuzentakata for December

The chart illustrates the variation in daylight duration in Rikuzentakata throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 45m10h 43m11h 57m13h 13m14h 17m14h 50m14h 33m13h 37m12h 24m11h 9m10h 2m9h 28m
Data source: Rikuzentakata daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Rikuzentakata

As December arrives in Rikuzentakata, Japan, the winds pick up slightly, averaging 4.1 m/s (9 mph)—a welcome increase compared to the calmer summer months. Throughout the year, wind speeds show a distinct pattern; after a dip in June and July, where they fell to an average of just 2.4 m/s (5 mph), there’s a marked recovery in the latter part of the year. This seasonal shift brings a refreshing chill as autumn transitions into winter, while January and March mirror December's breezy conditions. Overall, the wind in Rikuzentakata gently reminds us that change is in the air, ushering in the serene beauty of the colder months.

Average December Wind Speed in Rikuzentakata

The chart displays monthly wind speed patterns in Rikuzentakata, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.94.93.93.73.22.52.42.93.03.03.24.1 m/s
Data source: Rikuzentakata December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Rikuzentakata Compares to Other Months

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

December and January present distinct weather patterns, though both months are characterized by relatively cold temperatures. In December, average temperatures range from a chilly -6°C (22°F) at night to a mild 16°C (61°F) during the day, with an average of 3°C (38°F). The month also sees around 60 mm (2.4 in) of precipitation spread over 10 days, contributing to a humid atmosphere with 80% humidity. In contrast, January experiences lower nighttime temperatures dipping to -13°C (9°F) and a slight decline in daily highs, averaging 1°C (34°F) and peaking at 10°C (51°F). Precipitation decreases to 41 mm (1.6 in) over 8 days, while humidity remains steady at 80%. For more detailed weather information about January, you can visit Rikuzentakata weather in January.

In comparing December and February weather, we see a notable difference in temperature and precipitation patterns. December experiences a milder average temperature of 3°C (38°F), with a maximum reaching up to 16°C (61°F). In contrast, February tends to be colder, with an average temperature of 2°C (35°F) and a maximum of 13°C (56°F). Precipitation is also more abundant in December, totaling 60 mm (2.4 inches) over 10 days, compared to February's 47 mm (1.9 inches) across 8 days. Humidity levels remain relatively similar between the two months, hovering around 80% in December and 79% in February. For a deeper look at February weather specifics, you can visit Rikuzentakata weather in February.

In December, temperatures can range from a chilly minimum of -6°C (22°F) to a maximum of 16°C (61°F), with an average temperature of around 3°C (38°F). The month experiences 60 mm (2.4 in) of precipitation over approximately 10 days, accompanied by high humidity at 80%. In comparison, March sees a slight rise in average temperature to 5°C (42°F), with lows still at -6°C (22°F) and highs reaching 19°C (67°F). Precipitation increases to 110 mm (4.3 in) across 11 days, while humidity remains relatively lower at 77%. For a more detailed look at the weather conditions in March, check out Rikuzentakata weather in March.

December and April present quite distinct weather patterns. In December, temperatures range from a chilly minimum of -6°C (22°F) to a comfortable maximum of 16°C (61°F), with an average of 3°C (38°F). The month sees about 60 mm (2.4 in) of precipitation over approximately 10 days, accompanied by a high humidity level of 80%. In contrast, April welcomes milder conditions, with temperatures fluctuating between a minimum of -2°C (28°F) and a maximum of 24°C (76°F), averaging around 9°C (49°F). This month experiences more precipitation at 112 mm (4.4 in) over 11 days, but the humidity is slightly lower at 75%. For more details on April weather in this region, check out Rikuzentakata weather in April.

In comparing the weather of December and May, a stark contrast emerges. December tends to be much colder, with average temperatures hovering around 3°C (38°F), while May experiences milder conditions, boasting an average temperature of 15°C (59°F). December's maximum temperatures cap at 16°C (61°F), whereas May can soar to a warm 29°C (84°F). Precipitation is also noteworthy; December sees 60 mm (2.4 in) over 10 days, whereas May has increased rainfall at 108 mm (4.3 in) across 12 days. Despite the difference in temperatures and precipitation, both months share similar humidity levels of 80%. For more detailed insights into May's weather, check out Rikuzentakata weather in May.

When comparing the weather in December and June, notable differences emerge in temperature and precipitation patterns. December experiences cooler temperatures, ranging from a minimum of -6°C (22°F) to a maximum of 16°C (61°F), with an average of 3°C (38°F). The month sees about 60 mm (2.4 in) of precipitation over 10 days, accompanied by high humidity at 80%. In contrast, June offers a much warmer climate, with temperatures ranging from a minimum of 10°C (50°F) to a maximum of 29°C (85°F), and an average of 18°C (65°F). The precipitation also rises in June to 114 mm (4.5 in) over 14 days, with humidity slightly higher at 87%. The contrasting conditions make June a much more vibrant and warmer month compared to the chilly and damp atmosphere of December. For more details, check out Rikuzentakata weather in June.

When comparing the weather in December and July, the differences are quite striking. December brings colder temperatures, with minimums dipping to -6°C (22°F) and an average of only 3°C (38°F), while July enjoys much warmer conditions, with a minimum of 15°C (59°F) and an average of 22°C (72°F). Precipitation also varies significantly; December experiences about 60 mm (2.4 in) over 10 days, whereas July sees more substantial rainfall, totaling 174 mm (6.8 in) across 17 days. Additionally, the humidity in July is slightly higher at 92%, compared to December's 80%. For more details on the weather during July in Rikuzentakata, you can check this link: Rikuzentakata weather in July.

December and August present striking contrasts in weather conditions. In December, temperatures are significantly colder, with a minimum of -6°C (22°F) and an average of 3°C (38°F), compared to August's milder temperatures, which range from a minimum of 13°C (56°F) to an average of 24°C (75°F). Precipitation also differs markedly; December sees around 60 mm (2.4 in) over 10 days, while August experiences more substantial rainfall at 178 mm (7.0 in) across 18 days. Additionally, humidity levels are higher in August at 92%, compared to December's 80%, contributing to the season's warm and often sticky feel. For more details on the weather in August, you can visit Rikuzentakata weather in August.

December and September exhibit striking differences in weather patterns. In December, temperatures are notably cooler, with a minimum of -6°C (22°F) and an average of 3°C (38°F), while September enjoys a milder range, starting at a minimum of 8°C (46°F) and peaking at an average of 20°C (69°F). Precipitation also varies significantly; December receives around 60 mm (2.4 in) over 10 days, while September sees a substantial 141 mm (5.6 in) across 14 days. Additionally, humidity levels remain high in both months, with December at 80% compared to September's 86%. For more insights, you can refer to the Rikuzentakata weather in September.

The weather in December presents a stark contrast to that of October. In December, temperatures drop significantly, with a minimum of -6°C (22°F) and an average of only 3°C (38°F), while October enjoys milder temperatures, ranging from a minimum of 4°C (40°F) to an average of 15°C (59°F) and a maximum of 27°C (81°F). Precipitation also differs, as October experiences a wetter month with 190 mm (7.5 in) over 12 days compared to December’s 60 mm (2.4 in) over 10 days. Humidity levels remain similar, with December at 80% and October slightly higher at 82%. For more details on October weather in this region, you can check Rikuzentakata weather in October.

In comparing the weather of December and November, December tends to be colder overall with temperatures ranging from a minimum of -6°C (22°F) to a maximum of 16°C (61°F) and an average of 3°C (38°F). In contrast, November features milder temperatures, with a minimum of -2°C (28°F), an average of 9°C (48°F), and a maximum of 19°C (67°F). Precipitation is slightly higher in December at 60 mm (2.4 in) over 10 days, compared to November's 49 mm (1.9 in) over just 6 days. Interestingly, humidity remains fairly consistent between the months, with December at 80% and November slightly lower at 79%. For more details on November weather, check this link: Rikuzentakata weather in November.

Compare Rikuzentakata's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Rikuzentakata

As December arrives in Rikuzentakata, the weather takes a notable turn, embracing the chill of winter. Temperatures drop, with averages hovering around 3°C (38°F), while the frosty minimums can plunge to -6°C (22°F). This month sees an increased likelihood of precipitation, with around 60 mm (2.4 in) of rain falling over approximately 10 days, set against a backdrop of high humidity at 80%. Compared to other months, December's climate brings a palpable crispness that marks the transition into winter, making it a unique time to experience the area's seasonal beauty. For more detailed insights, visit Rikuzentakata Climate.