Climate almanac
Alamosa
Colorado, United States · 37.47°, -105.87°
What is the weather like in Alamosa in December?
In December, Alamosa is typically 40°F (5°C) during the day and 14°F (-10°C) at night. The month brings about 0.7 in (17 mm) of precipitation in total. Snowfall averages about 4.1 in (104 mm) over the month.
- Average high40°F (5°C)
- Average low14°F (-10°C)
- Precipitation0.7 in (17 mm)
- Clear or mostly clear days19
- Snowfall4.1 in (104 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)