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December Weather in Nagata, Japan

Last updated: August 23, 2025

The average temperature in Nagata, Japan during December is a comfortable 15°C (59°F). Expect a minimum of 7°C (45°F) and a maximum reaching 24°C (75°F). Be prepared for some rain, as the area receives about 134 mm (5.3 in) of precipitation over 14 days. With an average humidity of 74%, it's a month where you can truly feel the season’s embrace.

December Temperature in Nagata

In December in Nagata, the average temperature is 15°C (59°F). Maximums can reach 24°C (75°F) and minimums can be as low as 7°C (45°F). This mild weather makes Nagata a great destination for outdoor activities and exploring the local sights.

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

The chart illustrates December temperature patterns in Nagata, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Nagata, December typically has an average temperature of 15°C (59°F), with highs reaching up to 24°C (75°F) and lows dropping to around 7°C (45°F).
JanFebMarAprMayJunJulAugSepOctNovDec565561657075808279746759
Data source: Temperature data for Nagata 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 Nagata

In Nagata in December, the total precipitation amount is 134 mm (5.3 in) over the course of 14 days.

December Precipitation Trends in Nagata

The chart displays monthly precipitation patterns in Nagata, 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 Nagata, December typically receives around 134 mm (5.3 inches) of precipitation spread over approximately 14 days.
JanFebMarAprMayJunJulAugSepOctNovDec107158207179254484280208272159150134
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Nagata

In Nagata in December, humidity is 74%. With an average temperature of 15°C (59°F), this humidity feels like traveling through a warm, sticky blanket that clings to your skin, making outdoor activities a bit uncomfortable and prompting you to seek out shaded areas or cool breezes.

December Average Humidity in Nagata

This chart illustrates the average monthly humidity levels in Nagata, 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 Nagata is approximately 74%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec72%68%72%79%83%86%90%85%80%78%76%75%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Nagata

In Nagata in December, the maximum UV index reaches 5, which corresponds to a moderate Exposure Category. Under these conditions, the estimated time to burn is approximately 30 minutes. For more details, you can check the Hourly UV Index in Nagata.

Maximum UV Index Levels in Nagata for December

The chart shows the monthly maximum UV Index (UVI) for Nagata 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 Nagata typically reaches 5, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec5710111212131311875
Data source: Nagata 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 Nagata Compares to Other Months

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

This table compares monthly weather conditions in Nagata, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather13°C (56°F)107 mm (4.2 inches)72%moderate
February Weather13°C (56°F)158 mm (6.2 inches)68%high
March Weather16°C (61°F)207 mm (8.1 inches)72%very high
April Weather18°C (65°F)179 mm (7.0 inches)79%extreme
May Weather21°C (71°F)254 mm (10.0 inches)83%extreme
June Weather24°C (75°F)484 mm (19.1 inches)86%extreme
July Weather27°C (81°F)279 mm (11.0 inches)90%extreme
August Weather28°C (82°F)208 mm (8.2 inches)85%extreme
September Weather26°C (80°F)271 mm (10.7 inches)80%extreme
October Weather23°C (74°F)159 mm (6.3 inches)78%very high
November Weather19°C (67°F)150 mm (5.9 inches)76%high
December Weather15°C (59°F)134 mm (5.3 inches)74%moderate

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