Average temperature in January is 3.1 °C
Average daytime temperature is 7.1 °C
Average night temperature is -0.1 °C
Absolute maximum temperature: 16.5 °C
Absolute minimum temperature: -7 °C
Number of sunny days: 9
Number of rainy days: 17
Number of snow days: 5
Precipitation sum: 138 mm
* Weather data for Newark United States is based on climate observations for 2023 year
| January (°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 | 11.5 | 13.5 | 16.5 | 15.4 | 10.8 | 5.1 | 4.5 | 6.1 | 3 | 4.8 | 7.4 | 13 | 5 | -0.9 | 3.2 | 7.9 | 13.6 | 9.9 | 14.9 | 8 | 2.3 | 0.7 | 1.1 | 4.4 | 10.5 | 3.8 | 3 | 9.2 | 7.8 | 5.8 | -0.9 |
| Apparent max temperature | 8.8 | 12.6 | 15.8 | 15.1 | 6.9 | 1.2 | 0.4 | 2.5 | -1.3 | 1.7 | 4.4 | 10.8 | 0.1 | -5.9 | -0.5 | 3.3 | 9.4 | 5.9 | 10.8 | 2.7 | -1.5 | -1.7 | -2.4 | 0.3 | 6.3 | -1.2 | -3.2 | 5.4 | 4.9 | 3.7 | -5.3 |
| Mean temperature | 6.4 | 10.3 | 13.9 | 13.3 | 5.3 | 2.4 | 0.7 | 0 | -0.5 | 0.3 | 2.5 | 8.8 | 1.2 | -2.7 | -3.3 | -0.1 | 7.2 | 5.4 | 8.4 | 3 | 0.9 | -1.3 | 0.1 | -0.9 | 2.4 | 1.2 | -1.7 | 4.8 | 6.4 | 2.6 | -3.5 |
| Apparent mean temperature | -1.2 | 7.1 | 10.9 | 9.3 | -2.8 | -4.2 | -6.4 | -7.7 | -8.2 | -6.1 | -5.6 | 1.2 | -6.8 | -9.8 | -10.5 | -8.2 | -2.4 | -0.4 | -0.9 | -4.5 | -4.8 | -7.6 | -5.3 | -8.9 | -5.9 | -5.7 | -10.3 | -3.6 | 0.3 | -5.6 | -12 |
| Minimum temperature | 1.8 | 8.5 | 11.6 | 10.7 | 0.9 | 0.5 | -3 | -3.9 | -4.5 | -2.3 | -1.7 | 5.7 | -1.1 | -4.4 | -6.7 | -3.9 | 1.7 | 3.5 | 2.6 | 1.2 | -0.7 | -3.5 | -0.8 | -4.2 | -2.1 | -0.3 | -5.2 | 1.3 | 4.6 | -0.9 | -7 |
| Apparent min temperature | 3.8 | 9.2 | 13 | 11.9 | 1.3 | -1.8 | -3 | -3.7 | -4.5 | -3.3 | -0.7 | 7 | -3.9 | -8 | -7.1 | -4.4 | 3.8 | 1.7 | 4.7 | -2.8 | -3.2 | -4.8 | -4.1 | -5.4 | -1.7 | -4 | -7.2 | 0.4 | 2.5 | -0.6 | -8.3 |
| January | 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) | 9.4 | 9.4 | 9.4 | 9.4 | 9.4 | 9.5 | 9.5 | 9.5 | 9.5 | 9.5 | 9.5 | 9.6 | 9.6 | 9.6 | 9.6 | 9.7 | 9.7 | 9.7 | 9.7 | 9.8 | 9.8 | 9.8 | 9.9 | 9.9 | 9.9 | 10 | 10 | 10 | 10.1 | 10.1 | 10.1 |
| Sunshine duration (h) | 1.2 | 1.6 | 0 | 1.8 | 6.6 | 1.2 | 7.8 | 6.3 | 8.5 | 2 | 0.9 | 0 | 1 | 6.4 | 8.6 | 5.4 | 5.1 | 3.6 | 6.6 | 0 | 1.2 | 0 | 0.9 | 7.4 | 1.6 | 2.1 | 7.9 | 7.6 | 0 | 0 | 9 |
| Precipitation (mm) | 0.3 | 2.2 | 33.6 | 8 | 0.2 | 1.3 | 0 | 0 | 0.3 | 0 | 0.8 | 24.7 | 2.1 | 0 | 0 | 0 | 8.1 | 0 | 21.6 | 0.9 | 0 | 10.9 | 0.4 | 0.1 | 13.7 | 2.7 | 0.8 | 0 | 2.8 | 0.9 | 1.3 |
| Precipitation hours | 3 | 8 | 20 | 12 | 2 | 5 | 0 | 0 | 1 | 0 | 2 | 18 | 8 | 0 | 0 | 0 | 13 | 0 | 15 | 6 | 0 | 10 | 4 | 1 | 13 | 17 | 4 | 0 | 9 | 5 | 8 |
| Wind speed (m/s) | 17.2 | 11 | 23.8 | 20.8 | 21.2 | 15.7 | 10.2 | 8.7 | 12.4 | 11.3 | 11.1 | 24 | 24.1 | 20.5 | 8.4 | 9.7 | 24.8 | 19.4 | 29.7 | 26.5 | 14.4 | 10 | 19 | 18.4 | 29.6 | 23.6 | 22 | 23.8 | 21.4 | 13.4 | 13.6 |
In January 2023, the highest daytime temperature in Newark was 16.5°C.
While the minimum temperature at night dropped to -7°C.
The average nighttime and daytime temperatures during January in Newark are -0.1°C and 7.1°C respectively.
The precipitation sum in January is about 138 mm.