Average temperature in December is 5.7 °C
Average daytime temperature is 11.2 °C
Average night temperature is 1.7 °C
Absolute maximum temperature: 18.3 °C
Absolute minimum temperature: -5.7 °C
Number of sunny days: 16
Number of rainy days: 14
Number of snow days: 1
Precipitation sum: 107 mm
* Weather data for Johnson City United States is based on climate observations for 2023 year
| December (°C) | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Maximum temperature | 16.4 | 18.3 | 16.7 | 13.9 | 8.5 | 5.9 | 10.1 | 12.7 | 18.3 | 15.6 | 4.3 | 7.9 | 10.4 | 10.9 | 12.4 | 14.1 | 9.5 | 9.3 | 2 | 9.9 | 11.1 | 12.8 | 13.7 | 17.6 | 12.8 | 15.5 | 12.4 | 7.5 | 2.7 | 2.8 | 9.9 |
| Apparent max temperature | 13.6 | 18.4 | 14.3 | 10.4 | 4.7 | 1.8 | 6 | 9.8 | 16.4 | 13.1 | 0.9 | 4.2 | 7.7 | 7.1 | 9.2 | 10 | 8.1 | 7.2 | -2 | 5.8 | 6.8 | 9.7 | 10.5 | 16 | 11.2 | 15.4 | 11.6 | 4.9 | -0.7 | -1.2 | 5.7 |
| Mean temperature | 9.8 | 13.6 | 14.4 | 7.9 | 5.1 | 3.1 | 1.8 | 4.9 | 9.7 | 12 | 1 | -0.1 | 3 | 3.6 | 3.4 | 5.6 | 8.6 | 5.6 | -2.4 | -0.1 | 2.4 | 4.4 | 5.6 | 9.1 | 11 | 12.5 | 10.4 | 5.1 | 0.6 | 1.3 | 3.3 |
| Apparent mean temperature | 0.7 | 8.1 | 8.9 | 0.3 | -0.3 | -2 | -7 | -3.9 | 1 | 2.1 | -6.3 | -8.9 | -5 | -5.4 | -7.2 | -5.3 | 3.9 | -4.3 | -10.2 | -9 | -5.9 | -3.6 | -3.2 | 0.4 | 6.1 | 9.6 | 7.1 | -1.6 | -6.4 | -4.5 | -4.2 |
| Minimum temperature | 5.1 | 9.1 | 12.2 | 3.3 | 2 | 1.5 | -3.2 | -0.1 | 4.6 | 5 | -2.1 | -5 | -1.6 | -2 | -3.8 | -1.4 | 7.4 | 2.2 | -5.7 | -5.1 | -2.3 | 0.2 | 0.8 | 3.7 | 8.3 | 10.6 | 8.5 | 2.1 | -2.9 | 0 | -0.5 |
| Apparent min temperature | 6.2 | 12.7 | 12.9 | 5.2 | 2.5 | -0.6 | -2 | 1.8 | 6.9 | 10 | -2.8 | -3.7 | -0.1 | 0.3 | 0.2 | 1.6 | 6.4 | 1.4 | -7.2 | -4 | -1.5 | 1.1 | 2.1 | 6.5 | 8.8 | 11.3 | 9.3 | 2.1 | -3.2 | -3.1 | -0.5 |
| December | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight duration (h) | 9.9 | 9.9 | 9.8 | 9.8 | 9.8 | 9.8 | 9.8 | 9.8 | 9.8 | 9.7 | 9.7 | 9.7 | 9.7 | 9.7 | 9.7 | 9.7 | 9.7 | 9.7 | 9.7 | 9.7 | 9.7 | 9.7 | 9.7 | 9.7 | 9.7 | 9.7 | 9.7 | 9.7 | 9.7 | 9.7 | 9.7 |
| Sunshine duration (h) | 3.8 | 0.2 | 4.8 | 8 | 6.2 | 8.7 | 8.8 | 8.8 | 4.8 | 0 | 7.2 | 8.8 | 8.8 | 8.7 | 8.7 | 8 | 0 | 6.4 | 8.7 | 8.7 | 7.6 | 8.7 | 8.7 | 8.7 | 0 | 2.1 | 1 | 8.7 | 2.8 | 0 | 8.8 |
| Precipitation (mm) | 3.6 | 0.2 | 18.2 | 3.7 | 0 | 3.7 | 0 | 0 | 8.6 | 31.1 | 3.5 | 0 | 0 | 0 | 0 | 0 | 3.6 | 1.6 | 0.1 | 0 | 0 | 0 | 0 | 0 | 8.2 | 19.5 | 0.7 | 0 | 0 | 0.8 | 0 |
| Precipitation hours | 6 | 2 | 14 | 3 | 0 | 10 | 0 | 0 | 7 | 15 | 8 | 0 | 0 | 0 | 0 | 0 | 12 | 11 | 1 | 0 | 0 | 0 | 0 | 0 | 5 | 16 | 6 | 0 | 0 | 8 | 0 |
| Wind speed (m/s) | 28.1 | 17.3 | 26.5 | 18.1 | 13.7 | 15.2 | 10.4 | 8 | 22.3 | 25.5 | 14.1 | 8.4 | 6.3 | 8.2 | 6.2 | 14 | 11 | 27.7 | 22.9 | 7 | 4.3 | 6.3 | 10.5 | 15.4 | 15.7 | 21.6 | 11.9 | 12 | 12.3 | 16.3 | 13.5 |
In December 2023, the highest daytime temperature in Johnson City was 18.3°C.
While the minimum temperature at night dropped to -5.7°C.
The average nighttime and daytime temperatures during December in Johnson City are 1.7°C and 11.2°C respectively.
The precipitation sum in December is about 107 mm.