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December Weather in Sanlong, China

Last updated: August 23, 2025

In Sanlong, China, the average temperature in December hovers around 8°C (47°F), with a notable variation where the minimum can dip to -3°C (27°F) and the maximum can reach 22°C (72°F). Expect about 52 mm (2.1 in) of precipitation spread over 7 days, alongside a relatively high average humidity of 79%, creating a cool and damp atmosphere.

December Temperature in Sanlong

In December in Sanlong, the average temperature is 8°C (47°F). Maximums can reach 22°C (72°F), while minimums can drop to as low as -3°C (27°F). Be prepared for a range of temperatures and pack accordingly for a comfortable travel experience.

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

The chart illustrates December temperature patterns in Sanlong, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sanlong, December typically has an average temperature of 8°C (47°F), with highs reaching up to 22°C (72°F) and lows dropping to around -3°C (27°F).
JanFebMarAprMayJunJulAugSepOctNovDec444757657378848579685847
Data source: Temperature data for Sanlong 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 Sanlong

In Sanlong in December, the precipitation amount is 52 mm (2.1 in) over the course of 7 days.

December Precipitation Trends in Sanlong

The chart displays monthly precipitation patterns in Sanlong, 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 Sanlong, December typically receives around 52 mm (2.1 inches) of precipitation spread over approximately 7 days.
JanFebMarAprMayJunJulAugSepOctNovDec718620018226039830816995294952
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Sanlong

In Sanlong in December, humidity is 79%. With an average temperature of 8°C (47°F), this humidity feels like a damp chill that seeps into your bones, making outdoor activities less enjoyable and requiring extra layers to stay comfortable while traveling.

December Average Humidity in Sanlong

This chart illustrates the average monthly humidity levels in Sanlong, 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 Sanlong 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 Sanlong

In Sanlong 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 Sanlong.

Maximum UV Index Levels in Sanlong for December

The chart shows the monthly maximum UV Index (UVI) for Sanlong 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 Sanlong typically reaches 5, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec679101112121210975
Data source: Sanlong 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 Sanlong Compares to Other Months

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

This table compares monthly weather conditions in Sanlong, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather7°C (44°F)71 mm (2.8 inches)69%high
February Weather8°C (47°F)86 mm (3.4 inches)73%high
March Weather14°C (57°F)200 mm (7.9 inches)82%very high
April Weather18°C (65°F)182 mm (7.2 inches)86%very high
May Weather23°C (74°F)260 mm (10.2 inches)86%extreme
June Weather26°C (79°F)398 mm (15.7 inches)86%extreme
July Weather29°C (84°F)308 mm (12.1 inches)90%extreme
August Weather30°C (85°F)169 mm (6.6 inches)86%extreme
September Weather26°C (79°F)95 mm (3.7 inches)73%very high
October Weather20°C (68°F)29 mm (1.1 inches)73%very high
November Weather14°C (58°F)49 mm (1.9 inches)80%high
December Weather8°C (47°F)52 mm (2.1 inches)79%moderate

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