December weather forecast
Valentine, NE

December in Valentine, Nebraska solidifies the passage into the heart of winter. The month experiences the sharpest thermal decline from the warmer weather in November. With snowfall rising to 5.1", the cold sets in, covering the city in a winter wonderland. Further shortening daylight hours accompany the plummeting temperatures. The change in weather encapsulates the holiday spirit that is synonymous with the month.

Temperature

With the onset of December, Valentine experiences a modest temperature adjustment, with the average high-temperature receding from a chilly 47.7°F in November to an icy 36.7°F. December nights in Valentine report a substantial dip from daytime highs to an average of 10.9°F.

Humidity

In Valentine, the average relative humidity in December is 64.3%.

Rainfall

In Valentine, during December, the rain falls for 4.5 days and regularly aggregates up to 0.35" of precipitation. In Valentine, during the entire year, the rain falls for 87.9 days and collects up to 20.04" of precipitation.

Snowfall

Months with snowfall are January through May, September through December. In December, it is snowing for 3.9 days. Throughout December, 5.12" of snow is accumulated. Throughout the year, there are 22.3 snowfall days, and 33.31" of snow is accumulated.

Daylight

December has the shortest days of the year in Valentine, with an average of 9h and 6min of daylight.
On the first day of the month, sunrise is at 6:53 am and sunset at 4:09 pm. On the last day of December, sunrise is at 7:12 am and sunset at 4:17 pm MST.

Sunshine

The month with the least sunshine in Valentine is December, with an average of 5.3h of sunshine.

UV index

The months with the lowest UV index in Valentine are January and December, with an average maximum UV index of 1. A UV Index estimate of 2, and below, represents a minimal health hazard from exposure to the Sun's UV rays for average individuals.
Note: A daily high UV index of 1 in December leads to these guidelines:
It is important to always shield children, babies, and individuals with sensitive skin from prolonged exposure to the sun. To avoid the Sun's strongest rays, limit exposure around the mid-day period. Employ a hat with a wide brim for robust protection, cutting UV exposure by half. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.