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December Weather in Tamano, Japan

Last updated: August 23, 2025

In December, the average temperature in Tamano, Japan hovers around 9°C (49°F). Expect lows of 2°C (36°F) and highs reaching up to 19°C (66°F). With an average humidity of 82%, you'll likely feel the moisture in the air. Be prepared for some rain, as the region typically sees around 49 mm (1.9 in) of precipitation over 8 days.

December Temperature in Tamano

In December in Tamano, the average temperature is 9°C (49°F). Maximum temperatures can reach 19°C (66°F), while the minimum can drop as low as 2°C (36°F). It's a great time for travelers to experience mild weather and enjoy outdoor activities in Tamano.

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

The chart illustrates December temperature patterns in Tamano, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Tamano, December typically has an average temperature of 9°C (49°F), with highs reaching up to 19°C (66°F) and lows dropping to around 2°C (36°F).
JanFebMarAprMayJunJulAugSepOctNovDec454450576571788277685849
Data source: Temperature data for Tamano 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 Tamano

In Tamano in December, the precipitation amount is 49 mm (1.9 in) spread over 8 days.

December Precipitation Trends in Tamano

The chart displays monthly precipitation patterns in Tamano, 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 Tamano, December typically receives around 49 mm (1.9 inches) of precipitation spread over approximately 8 days.
JanFebMarAprMayJunJulAugSepOctNovDec3952941161111422591271771993849
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Tamano

In Tamano in December, humidity is 82%. With an average temperature of 9°C (49°F), this humidity feels like a damp chill that clings to your skin, making outdoor activities less enjoyable and prompting travelers to seek warmth indoors or in cozy cafes.

December Average Humidity in Tamano

This chart illustrates the average monthly humidity levels in Tamano, 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 Tamano is approximately 82%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec82%79%73%74%84%86%92%92%87%85%84%82%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Tamano

In Tamano in December, the maximum UV index reaches 4, which corresponds to a moderate Exposure Category. With a time to burn of 30 minutes, it’s important to take precautions to protect your skin. You can find more details in the Hourly UV Index in Tamano for better planning.

Maximum UV Index Levels in Tamano for December

The chart shows the monthly maximum UV Index (UVI) for Tamano 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 Tamano typically reaches 4, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec458111111121210754
Data source: Tamano 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 Tamano Compares to Other Months

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

This table compares monthly weather conditions in Tamano, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather7°C (45°F)39 mm (1.6 inches)82%moderate
February Weather7°C (44°F)52 mm (2.1 inches)79%moderate
March Weather10°C (50°F)94 mm (3.7 inches)73%very high
April Weather14°C (57°F)116 mm (4.6 inches)74%extreme
May Weather18°C (65°F)111 mm (4.4 inches)84%extreme
June Weather22°C (71°F)142 mm (5.6 inches)86%extreme
July Weather26°C (79°F)259 mm (10.2 inches)92%extreme
August Weather28°C (82°F)127 mm (5.0 inches)92%extreme
September Weather25°C (77°F)177 mm (7.0 inches)87%very high
October Weather20°C (69°F)199 mm (7.8 inches)85%high
November Weather15°C (59°F)38 mm (1.5 inches)84%moderate
December Weather9°C (49°F)49 mm (1.9 inches)82%moderate

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