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December Weather in Tonghaikou, China

Last updated: August 22, 2025

In Tonghaikou, China, the average temperature in December hovers around 7°C (45°F). Expect a chillier minimum of -4°C (25°F), while the mercury can rise to a pleasant 19°C (67°F). During this month, precipitation averages 29 mm (1.1 in) over 7 days, accompanied by a relatively high average humidity of 79%. Dress accordingly to enjoy the season!

December Temperature in Tonghaikou

In December in Tonghaikou, the average temperature is 7°C (45°F), with maximums reaching 19°C (67°F) and minimums dropping as low as -4°C (25°F). It's a time to pack layers, as the weather can vary significantly throughout the day.

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

The chart illustrates December temperature patterns in Tonghaikou, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Tonghaikou, December typically has an average temperature of 7°C (45°F), with highs reaching up to 19°C (67°F) and lows dropping to around -4°C (25°F).
JanFebMarAprMayJunJulAugSepOctNovDec414555647279848577655645
Data source: Temperature data for Tonghaikou 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 Tonghaikou

In Tonghaikou in December, the precipitation amount is 29 mm (1.1 in) over a span of 7 days.

December Precipitation Trends in Tonghaikou

The chart displays monthly precipitation patterns in Tonghaikou, 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 Tonghaikou, December typically receives around 29 mm (1.1 inches) of precipitation spread over approximately 7 days.
JanFebMarAprMayJunJulAugSepOctNovDec526112114920723623213999614529
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Tonghaikou

In Tonghaikou in December humidity is 79%. With an average temperature of 7°C (45°F), this humidity feels like a damp chill wrapping around you, making outdoor explorations uncomfortable and requiring extra layers for warmth while you navigate through the misty air.

December Average Humidity in Tonghaikou

This chart illustrates the average monthly humidity levels in Tonghaikou, 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 Tonghaikou is approximately 79%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec71%75%84%85%83%83%87%83%68%72%83%79%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Tonghaikou

In Tonghaikou 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 Tonghaikou for better planning.

Maximum UV Index Levels in Tonghaikou for December

The chart shows the monthly maximum UV Index (UVI) for Tonghaikou 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 Tonghaikou typically reaches 4, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec568101111121210864
Data source: Tonghaikou 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 Tonghaikou Compares to Other Months

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

This table compares monthly weather conditions in Tonghaikou, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather5°C (41°F)52 mm (2.1 inches)71%moderate
February Weather7°C (45°F)61 mm (2.4 inches)75%high
March Weather13°C (56°F)121 mm (4.8 inches)84%very high
April Weather18°C (64°F)149 mm (5.9 inches)85%very high
May Weather22°C (73°F)207 mm (8.1 inches)82%extreme
June Weather26°C (79°F)236 mm (9.3 inches)83%extreme
July Weather29°C (84°F)232 mm (9.1 inches)87%extreme
August Weather29°C (85°F)139 mm (5.5 inches)83%extreme
September Weather25°C (78°F)99 mm (3.9 inches)68%very high
October Weather18°C (65°F)61 mm (2.4 inches)72%very high
November Weather14°C (57°F)45 mm (1.8 inches)83%high
December Weather7°C (45°F)29 mm (1.1 inches)79%moderate

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