December weather forecast
Lhasa, China

Lhasa concludes the year in the grip of winter, with December mirroring January's weather conditions. The air remains cold and dry, reflecting the city's high-altitude climate. Daylight hours are moderately short, focusing on the fact that winter is at its peak. Ensuring bright, sunny days, the month’s duration of sunshine matches that of November. Noteworthy December weather markers include temperatures that fluctuate from a frosty -8.2°C (17.2°F) to a high of 8°C (46.4°F).

Temperature

In Lhasa, entering December brings a subtle temperature decrement, reducing from November's fresh 12.1°C (53.8°F) to a frosty 8°C (46.4°F). The nighttime temperature in Lhasa during December displays a significant divergence from daily peaks, averaging at a freezing cold -8.2°C (17.2°F).

Humidity

In Lhasa, China, the average relative humidity in December is 34%.

Rainfall

In December, the rain falls for 0.6 days. Throughout December, 1mm (0.04") of precipitation is accumulated. In Lhasa, during the entire year, the rain falls for 92.1 days and collects up to 427mm (16.81") of precipitation.

Daylight

The month with the shortest days in Lhasa is December, with an average of 10h and 18min of daylight.
On the first day of the month, sunrise is at 08:32 and sunset at 18:55. On the last day of December, sunrise is at 08:50 and sunset at 19:06 CST.

Sunshine

In December, the average sunshine in Lhasa is 8.3h.

UV index

The months with the lowest UV index are January and December, with an average maximum UV index of 5. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for the ordinary person.
Note: In December, the maximum UV index of 5 suggests these recommendations:
Be mindful. Those with pale skin might receive burns in fewer than 30 minutes. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.