December Weather in Miyanoura, Japan

Last updated: August 21, 2025

December in Miyanoura, Japan, offers a mild climate with a maximum temperature reaching 24°C (75°F) and an average of 15°C (59°F). As the month progresses, temperatures dip to a minimum of 7°C (45°F), creating a comfortable yet cool atmosphere. Rainfall is a significant feature during this time, with 134 mm (5.3 in) of precipitation spread across 14 days, contributing to a humidity level of 74%. This combination of gentle temperatures and frequent showers makes December a unique month for experiencing the charm of Miyanoura's winter landscape.

December Temperature in Miyanoura

In December, Miyanoura experiences a noticeable shift as temperatures cool down from the balmy heights of summer. With a minimum of 7°C (45°F), the chilly evenings beckon warmer attire, while the average temperature settles at 15°C (59°F), presenting a refreshing contrast to the preceding months. Daytime highs can reach a pleasant 24°C (75°F), offering some lingering warmth before the onset of winter. This transitional month continues to illustrate the region's temperate climate, with December marking a gentle descent towards winter and inviting both locals and visitors to enjoy the crisp air and festive atmosphere.

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

The chart illustrates December temperature patterns in Miyanoura, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Miyanoura, 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).
JanFebMarAprMayJunJulAugSepOctNovDec565561657075808279746759
Data source: Temperature data for Miyanoura 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 Miyanoura

In December, Miyanoura experiences a delightful blend of cooler temperatures and significant rainfall, capturing the essence of winter. The month sees 134 mm (5.3 in) of precipitation over approximately 14 days, maintaining a sense of moisture in the air as the year winds down. Compared to the wetter months of June and May, December offers a modest reprieve, with rainfall tapering off yet still noticeable. This pattern highlights a general trend of decreasing precipitation as winter approaches, making December a transitional month where the lingering rain paves the way for the drier winter months ahead. The consistent presence of rain through the end of the year underscores Miyanoura's tropical climate, ensuring that nature remains vibrant even as the days grow colder.

December Precipitation Trends in Miyanoura

The chart displays monthly precipitation patterns in Miyanoura, 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 Miyanoura, December typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec107158207179254484280208272159150134
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Miyanoura

In Miyanoura, Japan, December marks a slight dip in humidity, settling at 74%. This transition is emblematic of the region's annual climatic rhythm, where humidity peaks in the summer months—reaching a high of 90% in July—before gradually decreasing toward the year's end. As the cool winds of December arrive, the humidity decreases from November's 76%, showcasing a notable trend of fluctuating moisture levels that mirror the changing seasons. From the crisp air of winter to the oppressive dampness of summer, Miyanoura's humidity pattern reflects its diverse climate, making December a refreshing interlude before the winter chill fully sets in.

December Average Humidity in Miyanoura

This chart illustrates the average monthly humidity levels in Miyanoura, 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 Miyanoura is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec72%68%72%79%83%86%90%85%80%78%76%75%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Miyanoura

As December approaches in Miyanoura, Japan, the UV Index drops to a moderate 5, indicating a welcome respite from the extreme sun exposure seen in the summer months. This reduction means that the burn time extends to a safer 30 minutes, offering more room for outdoor activities without the immediate risk of skin damage. Following a trend of decreasing UV levels from the scorching heights of July and August, when the index peaked at an extreme 13, December stands out as a month when sun safety is less of a concern. However, it's still important to stay vigilant about sun protection during midday hours. For more insights into the UV Index throughout the year, check out Miyanoura UV Index.

Maximum UV Index Levels in Miyanoura for December

The chart shows the monthly maximum UV Index (UVI) for Miyanoura 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 Miyanoura typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec5710111212131311875
Data source: Miyanoura 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 Miyanoura

In December, Miyanoura, Japan, experiences a notable dip in sunshine hours, with 204 hours of bright days, a contrast to the highs of summer when July and August bask in over 300 hours of sunlight. This month marks a decline from the year’s peak in May, where residents enjoy an average of 280 hours. As the year comes to a close, December reflects the long winter nights ahead, while maintaining a moderate presence of daylight compared to the earlier months of the year. With sunshine hours steadily decreasing from the summer's fervor, December serves as a gentle reminder of the seasonal transitions that characterize this charming coastal town.

Monthly Sunshine Duration in Miyanoura: December Highlighted

The December sunshine duration represents the total number of hours Miyanoura 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.
JanFebMarAprMayJunJulAugSepOctNovDec164h216h253h273h280h242h302h319h284h266h238h204h
Data source: Miyanoura December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Miyanoura During December

In Miyanoura, Japan, December presents a 33% chance of sunny weather, indicating a moderate likelihood of clear skies as the year draws to a close. This percentage aligns closely with earlier winter months, showcasing a slight decline from November's 39%. Notably, December's sunshine probability is still higher than in the preceding months of May and June, when the chances dip significantly. The trend highlights a seasonal transition; while the sun may not be as prevalent as in other months, Miyanoura still offers a fair share of sunny days for those looking to enjoy the serene beauty of winter.

Percentage of Sunny Days in December in Miyanoura

The chart illustrates the percentage of sunny days in Miyanoura 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 Miyanoura experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec30%39%34%37%22%17%26%38%46%53%39%33%
Data source: Miyanoura December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Miyanoura in December

In Miyanoura, Japan, the transition through the year is marked by a rhythmic change in daylight duration, culminating in December, where the days offer 10 hours of precious light. The year begins with a gradual increase, reaching a peak of 14 hours in June during the summer months. This upward trend continues until May, after which daylight begins to recede. By autumn, the daylight wanes steadily, echoing the cycle of the seasons and creating a cozy, reflective atmosphere as the year draws to a close. Notably, December's 10 hours echoes January's length of daylight, highlighting a natural symmetry as the world seems to pause and prepare for the renewal of spring.

Average Daylight Hours in Miyanoura for December

The chart illustrates the variation in daylight duration in Miyanoura throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 24m11h 5m11h 59m12h 54m13h 40m14h 3m13h 52m13h 11m12h 19m11h 24m10h 36m10h 12m
Data source: Miyanoura daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Miyanoura

In December, Miyanoura experiences a refreshing gust as the winds pick up to an average speed of 8.2 m/s (18 mph), marking a slight increase from November's 8.1 m/s. This month stands out as a transition point, with wind speeds generally fluctuating throughout the year. Interestingly, the trend reveals that winter months, particularly from November to February, showcase a more robust wind consistency, peaking in February at 9.3 m/s (21 mph). The spring and summer months, especially May and June, tend to bring gentler breezes, averaging around 6.1 to 6.4 m/s (14 mph). As the year comes to a close, the December winds herald a brisk and lively atmosphere, perfect for invigorating winter walks along the coast.

Average December Wind Speed in Miyanoura

The chart displays monthly wind speed patterns in Miyanoura, 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.
JanFebMarAprMayJunJulAugSepOctNovDec7.89.37.78.46.46.17.37.05.77.18.18.2 m/s
Data source: Miyanoura December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Miyanoura Compares to Other Months

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

In December, the weather features a minimum temperature of 7°C (45°F) and an average of 15°C (59°F), reaching a maximum of 24°C (75°F). This month is marked by higher precipitation levels, with 134 mm (5.3 in) spread across 14 days and a humidity of 74%. In contrast, January sees slightly cooler temperatures, starting at a minimum of 5°C (42°F) and averaging 13°C (56°F), with a maximum of 21°C (70°F). Precipitation also decreases to 107 mm (4.2 in) over 12 days, and humidity levels drop marginally to 72%. For more detailed insights, you can check Miyanoura weather in January.

December and February exhibit some notable differences in weather patterns. In December, temperatures range from a minimum of 7°C (45°F) to a maximum of 24°C (75°F), with an average temperature of 15°C (59°F). The month sees significant rainfall, accumulating to 134 mm (5.3 in) over approximately 14 days and maintaining a humidity level of 74%. In contrast, February experiences slightly cooler temperatures, with a minimum of 6°C (43°F) and a maximum of 21°C (70°F), resulting in an average temperature of 13°C (56°F). Precipitation increases to 158 mm (6.2 in) across 15 days, while humidity decreases to 68%. For more detailed information, you can check out Miyanoura weather in February.

In December, temperatures typically range from a minimum of 7°C (45°F) to a maximum of 24°C (75°F), with an average of 15°C (59°F). The month sees substantial rainfall, accumulating to around 134 mm (5.3 in) over about 14 days, contributing to a humidity level of 74%. In contrast, March experiences slightly warmer temperatures, with a minimum of 9°C (49°F) and a maximum of 22°C (72°F), averaging 16°C (61°F). However, March is wetter, with precipitation totaling 207 mm (8.1 in) spread over 16 days, bringing the humidity down to 72%. For more insights on March weather conditions, you can check this link: Miyanoura weather in March.

December and April present distinct weather characteristics, reflecting the transition from late autumn to spring. In December, temperatures range from a mild 7°C (45°F) at their lowest to a pleasant 24°C (75°F) at their peak, with an average temperature around 15°C (59°F). However, this month also experiences considerable rainfall, totaling 134 mm (5.3 in) over about 14 days, accompanied by a humidity level of 74%. In contrast, April boasts slightly warmer nights with a minimum temperature of 12°C (53°F) and an average of 18°C (65°F), while still peaking at 24°C (75°F). Despite this similarity in high temperatures, April sees increased precipitation at 179 mm (7.0 in), spread across 12 days, leading to a higher humidity of 79%. For more detailed information, you can check Miyanoura weather in April.

In December, temperatures range from a minimum of 7°C (45°F) to a maximum of 24°C (75°F), with an average temperature of 15°C (59°F). This month experiences 134 mm (5.3 in) of precipitation over 14 days, coupled with a humidity level of 74%. In contrast, May brings warmer temperatures, with a minimum of 16°C (61°F) and an average of 21°C (71°F), peaking at 25°C (78°F). Precipitation increases significantly to 254 mm (10.0 in) over the same number of rainy days, and humidity rises to 83%. For a closer look at the weather specifics of May, you can visit Miyanoura weather in May.

December and June exhibit stark contrasts in weather. In December, temperatures range from a minimum of 7°C (45°F) to a maximum of 24°C (75°F), with an average of 15°C (59°F). The month experiences 134 mm (5.3 in) of precipitation over 14 days and has a relative humidity of 74%. In contrast, June is considerably warmer, with temperatures ranging from a minimum of 18°C (65°F) to a maximum of 27°C (81°F), averaging around 24°C (75°F). June also sees significantly higher precipitation, totaling 484 mm (19.1 in) across 19 days, and higher humidity at 86%. For more details on the weather during this month, you can explore Miyanoura weather in June.

In December, the weather is milder with temperatures ranging from a minimum of 7°C (45°F) to a maximum of 24°C (75°F), offering a comfortable average of 15°C (59°F). The month experiences moderate precipitation, with 134 mm (5.3 in) over approximately 14 days and a humidity level of 74%. In contrast, July brings a significant rise in temperature, with a minimum of 23°C (74°F), an average of 27°C (81°F), and a peak of 30°C (87°F). However, this month is also marked by increased precipitation, totaling 279 mm (11.0 in) across around 18 days, alongside higher humidity at 90%. For more details about July's weather, you can check Miyanoura weather in July.

December and August present a stark contrast in weather conditions. In December, temperatures range from a cool 7°C (45°F) to a pleasant 24°C (75°F), with an average of 15°C (59°F). The month sees a total precipitation of 134 mm (5.3 in) over about 14 days, accompanied by a humidity level of 74%. In contrast, August is significantly warmer, with temperatures starting at a minimum of 24°C (76°F) and peaking at 30°C (87°F), averaging around 28°C (82°F). Precipitation in August is higher, totaling 208 mm (8.2 in) over 16 days, and the humidity rises to 85%. For a detailed look at the weather conditions specific to August, visit Miyanoura weather in August.

In comparing December and September weather, December presents milder temperatures with a minimum of 7°C (45°F) and an average of 15°C (59°F), while September is significantly warmer, boasting a minimum of 21°C (71°F) and an average of 26°C (80°F). Additionally, September experiences nearly double the precipitation, with 271 mm (10.7 in) over 20 days compared to December's 134 mm (5.3 in) spread over 14 days. Humidity levels are also slightly higher in September at 80%, compared to December's 74%. For a detailed look at weather patterns in September, you can visit Miyanoura weather in September.

In comparing the weather of December and October, it's clear that October tends to be warmer overall. With average temperatures in October reaching 23°C (74°F), compared to December's average of 15°C (59°F), October feels much milder. Additionally, October has a higher minimum temperature of 17°C (63°F), while December's minimum drops to 7°C (45°F). However, October experiences slightly more precipitation at 159 mm (6.3 in), compared to December's 134 mm (5.3 in), despite both months having similar numbers of rainy days at 14. Humidity levels are relatively close, with October at 78% and December at 74%. For those interested in exploring specific details about October’s weather in Miyanoura, you can check out Miyanoura weather in October.

In comparing December and November weather, December tends to be cooler, with minimum temperatures averaging around 7°C (45°F) compared to November's higher minimum of 12°C (54°F). While the average temperature in December is 15°C (59°F), November boasts a warmer average of 19°C (67°F). Precipitation is slightly lower in December at 134 mm (5.3 in) over 14 days, while November experiences a bit more rain, totaling 150 mm (5.9 in) over 12 days. Humidity remains relatively consistent, with December at 74% and November slightly higher at 76%. For more detailed information on November weather, you can visit Miyanoura weather in November.

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Conclusion: What to Expect From December Weather in Miyanoura

As December settles in Miyanoura, the weather transforms with cooler temperatures and a noticeable increase in moisture, making it a distinct departure from the warmer months. While daytime highs of 24°C provide a mild escape from the winter chill, the average temperature dips to 15°C, and nighttime lows can reach down to 7°C. This month also brings a higher chance of precipitation, with about half the days experiencing rain, totaling around 134 mm. The humidity remains a constant at 74%, contributing to the overall brisk feel of the season. For a deeper dive into what Miyanoura has to offer throughout the year, visit Miyanoura Climate.