December weather forecastLanzhou, China

Weather in December

The circle completes with December in Lanzhou as the city once again finds itself poised at the commencement of a vast winter spell. Temperatures bottom out at -10°C (14°F) only to ascend to a modest 2°C (35.6°F). The city records the lowest annual precipitation at 1mm (0.04"). Limited daylight hours imitate the somber mood of the chilled surroundings. December wraps up the year, presenting the city cloaked under a blanket of mist and frost.

Temperature

The transition into December in Lanzhou indicates a reduction in the average high-temperature, down to an icy 2°C (35.6°F) from November's frosty 8°C (46.4°F). Lanzhou, after hot December days, encounters a marked drop to an average nighttime temperature of -10°C (14°F).

Rainfall

December is the month with the least rainfall in Lanzhou, China. Rain falls for 1 days and accumulates 1mm (0.04") of precipitation.

Daylight

December has the shortest days of the year, with an average of 9h and 48min of daylight.
On the first day of the month, sunrise is at 07:57 and sunset at 17:50. On the last day of December, sunrise is at 08:15 and sunset at 18:00 CST.

Sunshine

The months with the least sunshine in Lanzhou are January, September through December, with an average of 6h of sunshine.

UV index

December is the month with the lowest UV index, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from unprotected exposure to Sun's UV rays for average individuals.
Note: In December, the maximum UV index of 2 translates into these guidelines:
While extended sun exposure does not significantly affect most people, those with sensitive skin, children, and infants should always be protected. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses.