Alamosa, CO Climate in December

Temperature for December

In Alamosa, CO during December the average high temperature is 36.6°F. The hottest day on record was December 4, 2010 when the temperature recorded was 62.1°F.

Alamosa, CO daily average and extreme temperature range for December

Low Temperature

Overnight in December the average temperature drops below freezing at 0.9°F, with the lowest temperature of -42.2°F being recorded on December 8, 1978. On average there are 10 days in December when the temperature stays below freezing all day. In the worst December there were 30 days when the temperature did not make it above freezing. Overnight temperatures drop below freezing between 30 and 31 times in December.

Precipitation for December

In December the average monthly rainfall in Alamosa, CO is 0.33 inches with rain usually falling on between 0 and 1 days. 1989 was the driest December with only 0.00 inches of rain falling, and 1992 was the wettest December with 1.81 inches of rain. The wettest single day in December was 12 December 1992 when 0.63 inches of rain fell.

In December it usually snows on between 4 and 5 days. In December there have been some years when thunderstorms have occurred, although there are other years when there hasn't been a thunderstorm in December.