Climate almanac
McCook
Nebraska, United States · 40.20°, -100.63°
What is the weather like in McCook in December?
In December, McCook is typically 47°F (8°C) during the day and 24°F (-4°C) at night. The month brings about 0.8 in (21 mm) of precipitation in total. Snowfall averages about 3.4 in (87 mm) over the month.
- Average high47°F (8°C)
- Average low24°F (-4°C)
- Precipitation0.8 in (21 mm)
- Clear or mostly clear days15
- Snowfall3.4 in (87 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)