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December Weather in Longjiang, China

Last updated: August 22, 2025

In December, the average temperature in Longjiang, China hovers around 4°C (40°F). Expect minimum temperatures to dip as low as -5°C (24°F), while the mercury can rise to a pleasant 14°C (58°F). With 35 mm (1.4 in) of precipitation spread over 10 days, it’s wise to carry an umbrella. Prepare for high humidity, averaging at a cozy 88%, making the air feel a bit more brisk.

December Temperature in Longjiang

In December in Longjiang, the average temperature is 4°C (40°F), with maximums reaching up to 14°C (58°F) and minimums dropping as low as -5°C (24°F). It's advisable to pack warm clothing and be prepared for chilly weather during your travels.

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

The chart illustrates December temperature patterns in Longjiang, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Longjiang, December typically has an average temperature of 4°C (40°F), with highs reaching up to 14°C (58°F) and lows dropping to around -5°C (24°F).
JanFebMarAprMayJunJulAugSepOctNovDec384252596772767668574939
Data source: Temperature data for Longjiang 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 Longjiang

In Longjiang in December, the precipitation amount is 35 mm (1.4 in) spread over a period of 10 days.

December Precipitation Trends in Longjiang

The chart displays monthly precipitation patterns in Longjiang, 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 Longjiang, December typically receives around 35 mm (1.4 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec323666871061732711892221525535
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Longjiang

In Longjiang in December, humidity is 88%. With an average temperature of 4°C (40°F), this humidity feels like a damp chill that seeps into your bones, making outdoor exploration less enjoyable and prompting you to seek cozy indoor activities instead.

December Average Humidity in Longjiang

This chart illustrates the average monthly humidity levels in Longjiang, 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 Longjiang is approximately 88%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec85%87%90%85%81%86%87%88%89%90%88%88%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Longjiang

In Longjiang 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 Longjiang for better planning.

Maximum UV Index Levels in Longjiang for December

The chart shows the monthly maximum UV Index (UVI) for Longjiang 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 Longjiang typically reaches 4, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec468101112121110854
Data source: Longjiang 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 Longjiang Compares to Other Months

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

This table compares monthly weather conditions in Longjiang, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather3°C (38°F)32 mm (1.3 inches)85%moderate
February Weather6°C (42°F)36 mm (1.4 inches)87%high
March Weather11°C (52°F)66 mm (2.6 inches)90%very high
April Weather15°C (59°F)87 mm (3.4 inches)85%very high
May Weather19°C (67°F)106 mm (4.2 inches)81%extreme
June Weather22°C (72°F)173 mm (6.8 inches)86%extreme
July Weather25°C (77°F)271 mm (10.7 inches)87%extreme
August Weather25°C (77°F)189 mm (7.4 inches)88%extreme
September Weather20°C (68°F)222 mm (8.7 inches)89%very high
October Weather14°C (58°F)152 mm (6.0 inches)90%very high
November Weather9°C (49°F)55 mm (2.2 inches)88%moderate
December Weather4°C (40°F)35 mm (1.4 inches)88%moderate

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