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December Weather in Hamakita, Japan

Last updated: August 23, 2025

In December, the average temperature in Hamakita, Japan hovers around 9°C (49°F). Expect chilly days, with minimums dipping to 0°C (32°F) and the occasional warmth reaching a maximum of 23°C (74°F). Be prepared for some moisture, as the region sees approximately 67 mm (2.6 in) of precipitation over 6 days. Additionally, the average humidity sits at a comfortable 78%, making for a refreshingly cool atmosphere.

December Temperature in Hamakita

In December in Hamakita, the average temperature is 9°C (49°F). The maximum can reach 23°C (74°F) and the minimum can be as low as 0°C (32°F). This range makes Hamakita an ideal destination for travelers seeking a pleasant mix of cool and mild weather.

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

The chart illustrates December temperature patterns in Hamakita, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Hamakita, December typically has an average temperature of 9°C (49°F), with highs reaching up to 23°C (74°F) and lows dropping to around 0°C (32°F).
JanFebMarAprMayJunJulAugSepOctNovDec444553606874808477685848
Data source: Temperature data for Hamakita 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 Hamakita

In Hamakita in December, the precipitation amount is 67 mm (2.6 in) over the course of 6 days.

December Precipitation Trends in Hamakita

The chart displays monthly precipitation patterns in Hamakita, 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 Hamakita, December typically receives around 67 mm (2.6 inches) of precipitation spread over approximately 6 days.
JanFebMarAprMayJunJulAugSepOctNovDec51761661721982614081972222938367
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Hamakita

In Hamakita in December, humidity is 78%. With an average temperature of 9°C (49°F), this humidity feels like a damp chill that clings to your skin, making it essential to dress in layers while traveling, as the cool air combines with the moisture to create a brisk and invigorating atmosphere.

December Average Humidity in Hamakita

This chart illustrates the average monthly humidity levels in Hamakita, 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 Hamakita is approximately 78%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec76%74%70%74%82%88%93%90%86%83%80%78%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Hamakita

In Hamakita 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 Hamakita for better planning.

Maximum UV Index Levels in Hamakita for December

The chart shows the monthly maximum UV Index (UVI) for Hamakita 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 Hamakita typically reaches 4, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec458101111121110754
Data source: Hamakita 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 Hamakita Compares to Other Months

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

This table compares monthly weather conditions in Hamakita, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather7°C (44°F)51 mm (2.0 inches)76%moderate
February Weather7°C (46°F)76 mm (3.0 inches)74%moderate
March Weather12°C (53°F)166 mm (6.5 inches)70%very high
April Weather15°C (60°F)172 mm (6.8 inches)74%very high
May Weather20°C (68°F)198 mm (7.8 inches)81%extreme
June Weather23°C (74°F)261 mm (10.3 inches)88%extreme
July Weather27°C (81°F)408 mm (16.1 inches)93%extreme
August Weather29°C (84°F)197 mm (7.8 inches)90%extreme
September Weather25°C (77°F)222 mm (8.7 inches)86%very high
October Weather20°C (68°F)293 mm (11.5 inches)83%high
November Weather15°C (58°F)83 mm (3.3 inches)80%moderate
December Weather9°C (49°F)67 mm (2.6 inches)78%moderate

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