December weather forecast
Tianjin, China

December signals the commencement of the cold, winter season. Constraints on temperature intensify as both minimum and maximum averages drop and daylight hours are the shortest. Humidity is again in the moderate range, with a low rainfall making it the driest month. The mercury swings between -4.9°C (23.2°F) and 3.9°C (39°F) through the course of the month.

Temperature

The commencement of December involves a temperature shift, with the average high-temperature dropping from a fresh 10.6°C (51.1°F) in November to a cold 3.9°C (39°F). Throughout the month of December, Tianjin observes an average nighttime temperature of -4.9°C (23.2°F).

Humidity

In Tianjin, the average relative humidity in December is 59%.

Rainfall

In Tianjin, China, in December, during 2 rainfall days, 4mm (0.16") of precipitation is typically accumulated. Throughout the year, in Tianjin, there are 63.8 rainfall days, and 544mm (21.42") of precipitation is accumulated.

Daylight

The month with the shortest days is December, with an average of 9h and 30min of daylight.
On the first day of December in Tianjin, China, sunrise is at 07:11 and sunset at 16:49. On the last day of the month, sunrise is at 07:30 and sunset at 16:58 CST.

Sunshine

The month with the least sunshine in Tianjin is December, with an average of 5.4h of sunshine.

UV index

December is the month with the lowest UV index, with an average maximum UV index of 1. A UV Index reading of 2, and below, represents a minimal health hazard from unsafe exposure to UV radiation for ordinary individuals.
Note: In December, the maximum UV index of 1 suggests these recommendations:
Despite most people tolerating extended sun exposure, it is critical to always protect those with sensitive skin, infants, and children. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes.