Climate almanac
Johnson City
Tennessee, United States · 36.31°, -82.35°
What is the weather like in Johnson City in December?
In December, Johnson City is typically 49°F (9°C) during the day and 33°F (1°C) at night. The month brings about 4.4 in (111 mm) of precipitation in total. Snowfall averages about 4.2 in (106 mm) over the month.
- Average high49°F (9°C)
- Average low33°F (1°C)
- Precipitation4.4 in (111 mm)
- Clear or mostly clear days7
- Snowfall4.2 in (106 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)