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December Weather in Higashihiroshima, Japan

Last updated: August 23, 2025

In Higashihiroshima, Japan, the average temperature in December hovers around 6°C (44°F). Expect a chill as temperatures can dip to a minimum of -2°C (28°F), while highs can reach up to 20°C (69°F). With 52 mm (2.0 in) of precipitation spread over 7 days, it’s a good idea to keep an umbrella handy. Additionally, you’ll experience a high level of humidity at 82%, making it a month of varied weather patterns.

December Temperature in Higashihiroshima

In December in Higashihiroshima, the average temperature is 6°C (44°F), with maximums reaching 20°C (69°F) and minimums dropping as low as -2°C (28°F). It's advisable to pack layers and be prepared for varying weather conditions while traveling during this month.

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

The chart illustrates December temperature patterns in Higashihiroshima, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Higashihiroshima, December typically has an average temperature of 6°C (44°F), with highs reaching up to 20°C (69°F) and lows dropping to around -2°C (28°F).
JanFebMarAprMayJunJulAugSepOctNovDec404149576671798274645343
Data source: Temperature data for Higashihiroshima 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 Higashihiroshima

In Higashihiroshima in December, the precipitation amount is 52 mm (2.0 in) over a duration of 7 days.

December Precipitation Trends in Higashihiroshima

The chart displays monthly precipitation patterns in Higashihiroshima, 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 Higashihiroshima, December typically receives around 52 mm (2.0 inches) of precipitation spread over approximately 7 days.
JanFebMarAprMayJunJulAugSepOctNovDec44571091241141583702232031603552
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Higashihiroshima

In Higashihiroshima in December humidity is 82%. With an average temperature of 6°C (44°F), this humidity feels like a damp chill that settles into your bones, making travel uncomfortable as every step feels heavy with moisture and the cool air seems to cling to your skin.

December Average Humidity in Higashihiroshima

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

In Higashihiroshima 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 Higashihiroshima for better planning.

Maximum UV Index Levels in Higashihiroshima for December

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

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

This table compares monthly weather conditions in Higashihiroshima, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather4°C (40°F)44 mm (1.7 inches)82%moderate
February Weather5°C (41°F)57 mm (2.2 inches)79%moderate
March Weather9°C (49°F)109 mm (4.3 inches)73%very high
April Weather14°C (57°F)124 mm (4.9 inches)74%very high
May Weather19°C (66°F)114 mm (4.5 inches)84%extreme
June Weather22°C (72°F)158 mm (6.2 inches)86%extreme
July Weather26°C (79°F)370 mm (14.6 inches)92%extreme
August Weather28°C (82°F)223 mm (8.8 inches)92%extreme
September Weather23°C (74°F)203 mm (8.0 inches)87%very high
October Weather18°C (64°F)160 mm (6.3 inches)85%high
November Weather11°C (53°F)35 mm (1.4 inches)84%high
December Weather6°C (44°F)52 mm (2.0 inches)82%moderate

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