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December Weather in Longtan, China

Last updated: August 22, 2025

In Longtan, China, the average temperature in December hovers around 9°C (48°F), with minimums dipping to -2°C (28°F) and maximums reaching up to 24°C (75°F). This month also sees an average precipitation of 47 mm (1.9 in) spread across 8 days, while humidity levels maintain a comfortable 79%.

December Temperature in Longtan

In December in Longtan, the average temperature is 9°C (48°F). Maximum temperatures can reach 24°C (75°F), while minimum temperatures can drop as low as -2°C (28°F). Be prepared for a range of weather conditions to make the most of your travel experience.

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

The chart illustrates December temperature patterns in Longtan, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Longtan, December typically has an average temperature of 9°C (48°F), with highs reaching up to 24°C (75°F) and lows dropping to around -2°C (28°F).
JanFebMarAprMayJunJulAugSepOctNovDec454858667480858680685948
Data source: Temperature data for Longtan 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 Longtan

In Longtan in December, the precipitation amount is 47 mm (1.9 in) over a span of 8 days.

December Precipitation Trends in Longtan

The chart displays monthly precipitation patterns in Longtan, 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 Longtan, December typically receives around 47 mm (1.9 inches) of precipitation spread over approximately 8 days.
JanFebMarAprMayJunJulAugSepOctNovDec61741611421822741896656305047
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Longtan

In Longtan in December humidity is 79%. With an average temperature of 9°C (48°F), this humidity feels like a chilly mist wrapping around you, making outdoor activities brisk yet invigorating, but it can also leave you feeling damp and slightly chilled if you're not dressed appropriately for the conditions.

December Average Humidity in Longtan

This chart illustrates the average monthly humidity levels in Longtan, 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 Longtan is approximately 79%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec69%73%82%86%86%86%90%86%73%73%80%79%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Longtan

In Longtan 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 Longtan.

Maximum UV Index Levels in Longtan for December

The chart shows the monthly maximum UV Index (UVI) for Longtan 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 Longtan typically reaches 5, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec679101112121211975
Data source: Longtan 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 Longtan Compares to Other Months

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

This table compares monthly weather conditions in Longtan, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather7°C (46°F)61 mm (2.4 inches)69%high
February Weather9°C (49°F)74 mm (2.9 inches)73%high
March Weather14°C (58°F)161 mm (6.3 inches)82%very high
April Weather19°C (66°F)142 mm (5.6 inches)86%very high
May Weather23°C (74°F)182 mm (7.2 inches)86%extreme
June Weather27°C (80°F)274 mm (10.8 inches)86%extreme
July Weather29°C (85°F)189 mm (7.4 inches)90%extreme
August Weather30°C (87°F)66 mm (2.6 inches)86%extreme
September Weather27°C (81°F)56 mm (2.2 inches)73%extreme
October Weather20°C (69°F)30 mm (1.2 inches)73%very high
November Weather15°C (59°F)50 mm (1.9 inches)80%high
December Weather9°C (48°F)47 mm (1.9 inches)79%moderate

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