Average temperature in January is 1 °C
Average daytime temperature is 4.6 °C
Average night temperature is -2 °C
Absolute maximum temperature: 15.2 °C
Absolute minimum temperature: -16.7 °C
Number of sunny days: 9
Number of rainy days: 14
Number of snow days: 8
Precipitation sum: 87 mm
* Weather data for Neapolis United States is based on climate observations for 2023 year
| Gennaio (°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 | 8.5 | 8.7 | 15.2 | 14.7 | 5.8 | 3.6 | 3.7 | 3 | 3.4 | 6.5 | 9.3 | 7.5 | 2.2 | -0.6 | 3.9 | 5.7 | 9.8 | 5.6 | 12.9 | 6 | 2 | 1.2 | 1.4 | 3 | 1.2 | 0.4 | 0.8 | 1.9 | 3.7 | -1.9 | -5.8 |
| Apparent max temperature | 5.8 | 6.6 | 14.7 | 14 | 0.2 | -1.7 | 0.1 | 0.1 | -1.8 | 3.1 | 6.3 | 5 | -3.4 | -5 | -1.2 | 1.2 | 5.7 | 2.7 | 8.8 | 0.9 | -2.9 | -2.5 | -3.8 | -1.4 | -2.5 | -4.1 | -6 | -4.6 | -1 | -4.9 | -10.8 |
| Mean temperature | 3.6 | 7.3 | 8.7 | 12.1 | 3.3 | 1 | 0.4 | -1 | -2.2 | 0.7 | 2.2 | 5.9 | 0.2 | -4.1 | -2.9 | -0.2 | 6.9 | 4 | 5.6 | 2.7 | -0.3 | -1 | -0.3 | -0.8 | 0.4 | -0.6 | -5 | -2.2 | 0.4 | -3.1 | -11 |
| Apparent mean temperature | -4.9 | 4 | 2.1 | 2.5 | -3.3 | -5.4 | -6.8 | -9.2 | -9.8 | -6.8 | -5.6 | -3.5 | -7.3 | -12.2 | -10 | -7.9 | -2.3 | -1.9 | -3.4 | -4.7 | -7.8 | -6.6 | -6.7 | -10 | -4.8 | -8.9 | -13.5 | -10.3 | -8.4 | -10.9 | -21.7 |
| Minimum temperature | -1.4 | 6 | 4.9 | 7.3 | 1.6 | -0.7 | -3 | -4.8 | -5.1 | -3 | -1.9 | 2.5 | -1.3 | -7 | -6 | -3.4 | 2.6 | 2.6 | 2.3 | 1.5 | -3.5 | -3.1 | -1.6 | -3.8 | 0 | -2.6 | -7.6 | -5.4 | -4.1 | -5.5 | -16.7 |
| Apparent min temperature | 0.4 | 5.3 | 6.9 | 10 | -1.6 | -3.6 | -3.7 | -4.6 | -6.8 | -3 | -1 | 2.8 | -5.6 | -9 | -7.2 | -5 | 2.5 | -0.4 | 1.3 | -3.3 | -4.9 | -4.6 | -4.8 | -6 | -3.9 | -5.4 | -11.2 | -7.3 | -3.9 | -7.4 | -15.8 |
| Gennaio | 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) | 9.2 | 9.2 | 9.3 | 9.3 | 9.3 | 9.3 | 9.3 | 9.3 | 9.4 | 9.4 | 9.4 | 9.4 | 9.5 | 9.5 | 9.5 | 9.5 | 9.6 | 9.6 | 9.6 | 9.6 | 9.7 | 9.7 | 9.7 | 9.8 | 9.8 | 9.8 | 9.9 | 9.9 | 9.9 | 10 | 10 |
| Sunshine duration (h) | 0.2 | 0 | 0 | 5 | 1 | 2 | 4.7 | 7 | 7.9 | 3.6 | 3.9 | 0 | 0 | 8.5 | 7.9 | 2.7 | 3.9 | 3.1 | 5.9 | 0.2 | 2.3 | 0 | 4.4 | 7.8 | 0 | 0.1 | 6.4 | 3.9 | 3.9 | 0 | 8.9 |
| Precipitation (mm) | 0.4 | 0 | 12.8 | 3.5 | 0.8 | 0.7 | 0 | 0.1 | 0 | 0.5 | 0.3 | 8.1 | 0.2 | 0 | 0 | 3 | 3.9 | 0 | 22.6 | 1.3 | 0 | 2.7 | 1.5 | 0 | 17.8 | 2.5 | 1 | 0.1 | 2 | 1.7 | 0 |
| Precipitation hours | 1 | 0 | 13 | 9 | 4 | 5 | 0 | 1 | 0 | 1 | 3 | 11 | 2 | 0 | 0 | 3 | 7 | 0 | 14 | 6 | 0 | 8 | 13 | 0 | 16 | 18 | 7 | 1 | 7 | 9 | 0 |
| Wind speed (m/s) | 21.4 | 10.8 | 17.3 | 20.5 | 23.3 | 19.8 | 14.2 | 9.7 | 18.8 | 13.2 | 13.3 | 27.5 | 24.9 | 18.8 | 12.5 | 19.8 | 29.3 | 24.5 | 29 | 33.1 | 17.7 | 10.6 | 23.2 | 24.7 | 21.7 | 24.7 | 30.6 | 31.6 | 21.7 | 16 | 14.9 |
In January 2023, the highest daytime temperature in Neapolis was 15.2°C.
While the minimum temperature at night dropped to -16.7°C.
The average nighttime and daytime temperatures during January in Neapolis are -2°C and 4.6°C respectively.
The precipitation sum in January is about 87 mm.