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December Weather in Kami, Japan

Last updated: August 23, 2025

In December, the average temperature in Kami, Japan hovers around 6°C (43°F). Expect a minimum of -3°C (28°F) and a maximum of 19°C (67°F). This month brings about 70 mm (2.8 in) of precipitation over approximately 7 days, coupled with an average humidity level of 77%.

December Temperature in Kami

In December in Kami, the average temperature is 6°C (43°F). Maximums can reach 19°C (67°F), while minimums can drop to as low as -3°C (28°F). It’s advisable to pack layers when traveling to Kami this month, as temperatures can vary significantly throughout the day.

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

The chart illustrates December temperature patterns in Kami, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Kami, December typically has an average temperature of 6°C (43°F), with highs reaching up to 19°C (67°F) and lows dropping to around -3°C (28°F).
JanFebMarAprMayJunJulAugSepOctNovDec394048556470767973635243
Data source: Temperature data for Kami 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 Kami

In Kami in December, the precipitation amount is 70 mm (2.8 in) over a span of 7 days.

December Precipitation Trends in Kami

The chart displays monthly precipitation patterns in Kami, 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 Kami, December typically receives around 70 mm (2.8 inches) of precipitation spread over approximately 7 days.
JanFebMarAprMayJunJulAugSepOctNovDec55871391581962704962702842746470
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Kami

In Kami in December humidity is 77%. With an average temperature of 6°C (43°F), this humidity feels like a damp chill that seeps into your bones, making it essential to dress warmly and stay active while exploring the area.

December Average Humidity in Kami

This chart illustrates the average monthly humidity levels in Kami, 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 Kami is approximately 77%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec74%70%70%76%83%86%91%88%85%82%79%77%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Kami

In Kami 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 Kami for better planning.

Maximum UV Index Levels in Kami for December

The chart shows the monthly maximum UV Index (UVI) for Kami 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 Kami typically reaches 4, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec469111112121210764
Data source: Kami 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 Kami Compares to Other Months

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

This table compares monthly weather conditions in Kami, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather4°C (39°F)55 mm (2.2 inches)74%moderate
February Weather5°C (41°F)87 mm (3.4 inches)70%high
March Weather9°C (48°F)139 mm (5.5 inches)70%very high
April Weather13°C (56°F)158 mm (6.2 inches)76%extreme
May Weather18°C (64°F)196 mm (7.7 inches)82%extreme
June Weather21°C (70°F)270 mm (10.6 inches)86%extreme
July Weather25°C (77°F)496 mm (19.5 inches)91%extreme
August Weather26°C (79°F)270 mm (10.6 inches)88%extreme
September Weather23°C (73°F)284 mm (11.2 inches)85%very high
October Weather17°C (63°F)274 mm (10.8 inches)82%high
November Weather11°C (52°F)64 mm (2.5 inches)79%high
December Weather6°C (43°F)70 mm (2.8 inches)77%moderate

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