December Weather in Ohira, Japan

Last updated: August 23, 2025

In Ohira, Japan, the average temperature in December hovers around 2°C (36°F). Expect a chilly minimum of -6°C (21°F) and a pleasant maximum of 16°C (61°F). This month typically sees 80 mm (3.1 in) of precipitation spread over 18 days, coupled with an average humidity of 80%, ensuring a brisk and damp atmosphere.

December Temperature in Ohira

In December in Ohira, the average temperature is 2°C (36°F). Maximum temperatures can reach 16°C (61°F), while minimum temperatures can drop as low as -6°C (21°F). This variation makes it essential for travelers to pack accordingly to enjoy their visit comfortably.

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

The chart illustrates December temperature patterns in Ohira, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Ohira, December typically has an average temperature of 2°C (36°F), with highs reaching up to 16°C (61°F) and lows dropping to around -6°C (21°F).
JanFebMarAprMayJunJulAugSepOctNovDec313341496066747668584636
Data source: Temperature data for Ohira 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 Ohira

In Ohira, in December, the precipitation amount is 80 mm (3.1 in) over the course of 18 days.

December Precipitation Trends in Ohira

The chart displays monthly precipitation patterns in Ohira, 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 Ohira, December typically receives around 80 mm (3.1 inches) of precipitation spread over approximately 18 days.
JanFebMarAprMayJunJulAugSepOctNovDec74641101111051102252161331854780
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Ohira

In Ohira in December humidity is 80%. With an average temperature of 2°C (36°F), this humidity feels like a heavy, damp chill that seeps into your bones, making it challenging for outdoor adventures and often necessitating layered clothing to stay warm and comfortable while exploring.

December Average Humidity in Ohira

This chart illustrates the average monthly humidity levels in Ohira, 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 Ohira is approximately 80%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec80%79%77%75%80%87%92%92%86%82%79%80%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Ohira

In Ohira 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 Ohira, you can check the information here.

Maximum UV Index Levels in Ohira for December

The chart shows the monthly maximum UV Index (UVI) for Ohira 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 Ohira typically reaches 3, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3478101011119643
Data source: Ohira 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 Ohira Compares to Other Months

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

This table compares monthly weather conditions in Ohira, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather0°C (31°F)74 mm (2.9 inches)80%moderate
February Weather1°C (33°F)64 mm (2.5 inches)79%moderate
March Weather5°C (41°F)110 mm (4.3 inches)77%high
April Weather10°C (50°F)111 mm (4.4 inches)75%very high
May Weather16°C (60°F)105 mm (4.1 inches)80%very high
June Weather19°C (67°F)110 mm (4.3 inches)87%very high
July Weather23°C (74°F)225 mm (8.9 inches)92%extreme
August Weather24°C (76°F)216 mm (8.5 inches)92%extreme
September Weather20°C (69°F)133 mm (5.2 inches)86%very high
October Weather14°C (58°F)185 mm (7.3 inches)82%high
November Weather8°C (47°F)47 mm (1.9 inches)79%moderate
December Weather2°C (36°F)80 mm (3.1 inches)80%moderate

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