Last updated: August 22, 2025
In December, the average temperature in Sanlian, China hovers around 8°C (47°F). While you might experience cool chills with minimums dipping to -3°C (27°F), the days can also warm up to a pleasant 25°C (78°F). Expect a precipitation of about 55 mm (2.2 in) over 9 days, accompanied by an average humidity level of 80%. Prepare accordingly for a mix of weather conditions!
In December in Sanlian, the average temperature is 8°C (47°F). The maximum can reach 25°C (78°F) and the minimum can be as low as -3°C (27°F). This diverse range of temperatures means travelers should be prepared for both mild and chilly conditions, making it an ideal time for layering and enjoying outdoor activities.
In Sanlian in December, the precipitation amount is 55 mm (2.2 in) over a span of 9 days.
In Sanlian in December, humidity is 80%. With an average temperature of 8°C (47°F), this humidity feels like you're walking through a heavy mist, making your clothes cling to your skin and every step prone to a shiver, which can be quite uncomfortable for traveling.
In Sanlian 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 Sanlian.
UV Risk Categories
Weather in Sanlian varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Sanlian, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 7°C (45°F) | 59 mm (2.3 inches) | 68% | high |
| February Weather | 8°C (47°F) | 71 mm (2.8 inches) | 73% | high |
| March Weather | 13°C (56°F) | 125 mm (4.9 inches) | 80% | very high |
| April Weather | 18°C (64°F) | 97 mm (3.8 inches) | 86% | very high |
| May Weather | 22°C (72°F) | 191 mm (7.5 inches) | 88% | extreme |
| June Weather | 25°C (77°F) | 285 mm (11.2 inches) | 89% | extreme |
| July Weather | 29°C (84°F) | 234 mm (9.2 inches) | 91% | extreme |
| August Weather | 29°C (85°F) | 158 mm (6.2 inches) | 88% | extreme |
| September Weather | 26°C (78°F) | 103 mm (4.1 inches) | 78% | extreme |
| October Weather | 20°C (68°F) | 66 mm (2.6 inches) | 79% | very high |
| November Weather | 14°C (58°F) | 64 mm (2.5 inches) | 80% | high |
| December Weather | 8°C (47°F) | 55 mm (2.2 inches) | 80% | moderate |