Last updated: August 22, 2025
In December, the average temperature in Waishan, China hovers around 15°C (59°F), providing a pleasant climate. Daytime highs can reach up to 30°C (85°F), while nights can dip to a cooler 3°C (37°F). Expect about 24 mm (0.9 in) of precipitation over 4 days, contributing to an average humidity level of 79%.
In December in Waishan, the average temperature is 15°C (59°F). The maximum can reach 30°C (85°F) and the minimum can be as low as 3°C (37°F). This range makes it an ideal time for travelers to enjoy a variety of outdoor activities while still being prepared for cooler evenings.
In Waishan in December, the precipitation amount is 24 mm (0.9 in) over a period of 4 days.
In Waishan in December humidity is 79%. With an average temperature of 15°C (59°F), this humidity feels like a muggy embrace that clings to your skin, making outdoor activities somewhat uncomfortable. Travelers may find themselves frequently seeking shelter or refreshing drinks to combat the warm, damp air, as the moisture in the atmosphere feels particularly heavy, especially during longer excursions.
In Waishan in December, the maximum UV index is 7, which corresponds to the high Exposure Category. This means that the time to burn is approximately 25 minutes. For more detailed information, you can check the Hourly UV Index in Waishan.
UV Risk Categories
Weather in Waishan varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Waishan, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 13°C (56°F) | 31 mm (1.2 inches) | 73% | high |
| February Weather | 13°C (56°F) | 49 mm (1.9 inches) | 73% | very high |
| March Weather | 17°C (63°F) | 102 mm (4.0 inches) | 80% | extreme |
| April Weather | 20°C (69°F) | 81 mm (3.2 inches) | 81% | extreme |
| May Weather | 24°C (75°F) | 167 mm (6.6 inches) | 85% | extreme |
| June Weather | 26°C (80°F) | 267 mm (10.5 inches) | 81% | extreme |
| July Weather | 29°C (84°F) | 136 mm (5.4 inches) | 84% | extreme |
| August Weather | 28°C (83°F) | 265 mm (10.4 inches) | 82% | extreme |
| September Weather | 27°C (81°F) | 85 mm (3.3 inches) | 70% | extreme |
| October Weather | 23°C (74°F) | 30 mm (1.2 inches) | 73% | very high |
| November Weather | 19°C (66°F) | 44 mm (1.7 inches) | 77% | very high |
| December Weather | 15°C (59°F) | 24 mm (0.9 inches) | 79% | high |