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December Weather in Mitsuke, Japan

Last updated: August 23, 2025

In December, the average temperature in Mitsuke, Japan hovers around 3°C (38°F). Expect a range that can dip as low as -8°C (18°F) and rise up to 20°C (69°F). With an average precipitation of 212 mm (8.4 in) spread across 25 days, the humidity level sits at a notable 86%, making for a chilly and damp atmosphere.

December Temperature in Mitsuke

In December in Mitsuke, the average temperature is 3°C (38°F). The maximum can reach 20°C (69°F), while the minimum can drop as low as -8°C (18°F). Be prepared for a wide range of temperatures during your travels.

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

The chart illustrates December temperature patterns in Mitsuke, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Mitsuke, December typically has an average temperature of 3°C (38°F), with highs reaching up to 20°C (69°F) and lows dropping to around -8°C (18°F).
JanFebMarAprMayJunJulAugSepOctNovDec343542516369777971604938
Data source: Temperature data for Mitsuke 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 Mitsuke

In Mitsuke in December, the precipitation amount is 212 mm (8.4 in) over the course of 25 days.

December Precipitation Trends in Mitsuke

The chart displays monthly precipitation patterns in Mitsuke, 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 Mitsuke, December typically receives around 212 mm (8.4 inches) of precipitation spread over approximately 25 days.
JanFebMarAprMayJunJulAugSepOctNovDec183166157138134140326205159178148212
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Mitsuke

In Mitsuke in December humidity is 86%. With an average temperature of 3°C (38°F), this humidity feels like a damp chill that seeps through your layers, making traveling uncomfortable as breath clouds visibly in the crisp air.

December Average Humidity in Mitsuke

This chart illustrates the average monthly humidity levels in Mitsuke, 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 Mitsuke is approximately 86%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec88%87%81%79%81%88%92%92%89%87%85%86%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Mitsuke

In Mitsuke 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 Mitsuke, you can check the information here.

Maximum UV Index Levels in Mitsuke for December

The chart shows the monthly maximum UV Index (UVI) for Mitsuke 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 Mitsuke typically reaches 3, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3479101011119643
Data source: Mitsuke 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 Mitsuke Compares to Other Months

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

This table compares monthly weather conditions in Mitsuke, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather1°C (34°F)183 mm (7.2 inches)88%moderate
February Weather1°C (35°F)166 mm (6.5 inches)86%moderate
March Weather6°C (43°F)157 mm (6.2 inches)81%high
April Weather11°C (51°F)138 mm (5.4 inches)78%very high
May Weather17°C (63°F)133 mm (5.3 inches)81%very high
June Weather21°C (69°F)140 mm (5.5 inches)88%very high
July Weather25°C (77°F)326 mm (12.8 inches)92%extreme
August Weather26°C (80°F)205 mm (8.1 inches)92%extreme
September Weather22°C (71°F)159 mm (6.3 inches)89%very high
October Weather16°C (60°F)178 mm (7.0 inches)87%high
November Weather9°C (49°F)148 mm (5.8 inches)85%moderate
December Weather3°C (38°F)212 mm (8.4 inches)86%moderate

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