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December Weather in Tamura, Japan

Last updated: August 23, 2025

In Tamura, Japan, the average temperature in December hovers around 2°C (37°F). Expect a minimum dip to -7°C (20°F) and a maximum rise up to 18°C (64°F). With around 62 mm (2.4 in) of precipitation spread across 13 days, be prepared for rainy spells. The average humidity is a brisk 77%, adding to the character of this vibrant month.

December Temperature in Tamura

In December in Tamura, the average temperature is 2°C (37°F), with a maximum that can reach 18°C (64°F) and a minimum that can drop to -7°C (20°F). Be sure to pack layered clothing to stay comfortable during your travels!

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

The chart illustrates December temperature patterns in Tamura, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Tamura, December typically has an average temperature of 2°C (37°F), with highs reaching up to 18°C (64°F) and lows dropping to around -7°C (20°F).
JanFebMarAprMayJunJulAugSepOctNovDec323441506167747768584736
Data source: Temperature data for Tamura 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 Tamura

In Tamura in December, the precipitation amount is 62 mm (2.4 in) over the course of 13 days.

December Precipitation Trends in Tamura

The chart displays monthly precipitation patterns in Tamura, 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 Tamura, December typically receives around 62 mm (2.4 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec5344110991031002251231391903862
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Tamura

In Tamura in December humidity is 77%. With an average temperature of 2°C (37°F), this humidity feels like a cold, damp chill that penetrates your clothes, making travel uncomfortable and brisk.

December Average Humidity in Tamura

This chart illustrates the average monthly humidity levels in Tamura, 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 Tamura is approximately 77%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec76%75%72%73%80%87%93%90%84%80%77%77%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Tamura

In Tamura in December, the maximum UV index is 3, which corresponds to a moderate Exposure Category. The time to burn is approximately 30 minutes. For more details on the hourly UV index in Tamura, you can check the information here.

Maximum UV Index Levels in Tamura for December

The chart shows the monthly maximum UV Index (UVI) for Tamura 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 Tamura typically reaches 3, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3579101111119653
Data source: Tamura 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.

How December Weather in Tamura Compares to Other Months

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

This table compares monthly weather conditions in Tamura, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather0°C (32°F)53 mm (2.1 inches)76%moderate
February Weather1°C (34°F)44 mm (1.7 inches)75%moderate
March Weather5°C (42°F)110 mm (4.3 inches)72%high
April Weather10°C (50°F)99 mm (3.9 inches)73%very high
May Weather16°C (61°F)102 mm (4.0 inches)80%very high
June Weather19°C (67°F)100 mm (3.9 inches)87%extreme
July Weather23°C (74°F)225 mm (8.8 inches)92%extreme
August Weather25°C (77°F)123 mm (4.8 inches)90%extreme
September Weather20°C (68°F)139 mm (5.5 inches)84%very high
October Weather14°C (58°F)190 mm (7.5 inches)80%high
November Weather8°C (47°F)38 mm (1.5 inches)77%moderate
December Weather2°C (37°F)62 mm (2.4 inches)77%moderate

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