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December Weather in Hojo, Japan

Last updated: August 23, 2025

In December, the average temperature in Hojo, Japan hovers around 10°C (50°F), with lows reaching 2°C (36°F) and pleasant highs of up to 21°C (70°F). Expect a total precipitation of 65 mm (2.6 in) spread across about 9 days, contributing to a comfortable average humidity level of 77%.

December Temperature in Hojo

In December in Hojo, the average temperature is 10°C (50°F), with maximums reaching 21°C (70°F) and minimums dipping as low as 2°C (36°F). This pleasant climate makes it an ideal time for outdoor activities and exploration.

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

The chart illustrates December temperature patterns in Hojo, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Hojo, December typically has an average temperature of 10°C (50°F), with highs reaching up to 21°C (70°F) and lows dropping to around 2°C (36°F).
JanFebMarAprMayJunJulAugSepOctNovDec454551576471788176685950
Data source: Temperature data for Hojo 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 Hojo

In Hojo in December, the precipitation amount is 65 mm (2.6 in) over the course of 9 days.

December Precipitation Trends in Hojo

The chart displays monthly precipitation patterns in Hojo, 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 Hojo, December typically receives around 65 mm (2.6 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec55771171291361813261601851925565
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Hojo

In Hojo in December, humidity is 77%. With an average temperature of 10°C (50°F), this humidity feels like a thick, heavy blanket enveloping you, making travel uncomfortable and sticky, as it clings to your skin and clothes, turning each step into a challenge.

December Average Humidity in Hojo

This chart illustrates the average monthly humidity levels in Hojo, 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 Hojo 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 Hojo

In Hojo 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 Hojo for better planning.

Maximum UV Index Levels in Hojo for December

The chart shows the monthly maximum UV Index (UVI) for Hojo 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 Hojo typically reaches 4, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec458101111121210764
Data source: Hojo 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 Hojo Compares to Other Months

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

This table compares monthly weather conditions in Hojo, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather7°C (45°F)55 mm (2.2 inches)74%moderate
February Weather7°C (45°F)77 mm (3.0 inches)70%moderate
March Weather10°C (51°F)117 mm (4.6 inches)70%very high
April Weather14°C (57°F)129 mm (5.1 inches)76%very high
May Weather18°C (65°F)136 mm (5.4 inches)82%extreme
June Weather21°C (71°F)181 mm (7.1 inches)86%extreme
July Weather26°C (78°F)326 mm (12.8 inches)91%extreme
August Weather27°C (81°F)160 mm (6.3 inches)88%extreme
September Weather25°C (77°F)184 mm (7.3 inches)85%very high
October Weather20°C (68°F)192 mm (7.5 inches)82%high
November Weather15°C (59°F)55 mm (2.2 inches)79%high
December Weather10°C (50°F)65 mm (2.6 inches)77%moderate

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