Average temperature in January is 4 °C
Average daytime temperature is 7 °C
Average night temperature is 1.4 °C
Absolute maximum temperature: 15.4 °C
Absolute minimum temperature: -6.2 °C
Number of sunny days: 10
Number of rainy days: 18
Number of snow days: 3
Precipitation sum: 185 mm
* Weather data for Pietrari Romania 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 | 15.4 | 15.3 | 14.6 | 9.4 | 8.7 | 10.9 | 8.4 | 7 | 4.7 | 6.8 | 6.4 | 4.2 | 4.7 | 6.1 | 4.2 | 5.3 | 7.2 | 10.8 | 13.4 | 8.7 | 8.5 | 8.4 | 7.3 | -0.3 | 0.9 | 1.6 | 3.9 | 1.9 | 4.9 | 1.3 | 6 |
| Apparent max temperature | 13.5 | 13.6 | 13.6 | 7.4 | 5.8 | 8.3 | 6.1 | 5 | 1.4 | 4.1 | 3.3 | 2.5 | 2.2 | 3.6 | 1.8 | 2.6 | 5.7 | 9.5 | 11.5 | 5.8 | 4.3 | 5.5 | 3.6 | -3.1 | -2.9 | -3.1 | 0.8 | -1 | 1.4 | -3.2 | 2.4 |
| Mean temperature | 10.6 | 9.8 | 9.3 | 6.4 | 6 | 5.5 | 3.9 | 2.4 | 1.8 | 5.3 | 5.1 | 3 | 3.5 | 3.7 | 3.4 | 3.4 | 5 | 7.7 | 8.1 | 6.5 | 4.4 | 7 | 4 | -0.8 | -1 | 0.1 | 1.5 | 0.7 | 0.8 | -2.3 | -0.2 |
| Apparent mean temperature | 2.8 | 2.1 | 2.3 | 2.5 | 0.3 | -3.8 | -3 | -4.7 | -5.5 | -0.6 | 0.8 | -0.2 | 0.2 | 0 | 0.1 | -0.6 | -0.8 | 3.4 | 3.2 | -2 | -4.4 | 1.9 | -2.9 | -4.3 | -5.5 | -6 | -3.5 | -3.1 | -6.7 | -9.5 | -10.4 |
| Minimum temperature | 5.3 | 5.5 | 5.4 | 4.8 | 3.4 | 0 | 0.2 | -1 | -1.5 | 3.2 | 3.5 | 2.5 | 2.7 | 2.3 | 2.3 | 2 | 2.8 | 5.9 | 5.7 | 1.7 | -1.3 | 5.4 | 0.4 | -1.3 | -2 | -2.1 | 0.6 | -0.5 | -2.4 | -6.1 | -6.2 |
| Apparent min temperature | 8.8 | 7.4 | 6.9 | 4.5 | 2.7 | 2.3 | 1 | -0.6 | -1.7 | 1.6 | 2 | 0.6 | 1.3 | 1.3 | 1.2 | 0.7 | 2.1 | 5.3 | 5.4 | 3.5 | 1.1 | 3.7 | 0.4 | -3.8 | -4.5 | -4.2 | -2.1 | -2 | -2.3 | -6.1 | -4 |
| 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) | 8.8 | 8.8 | 8.9 | 8.9 | 8.9 | 8.9 | 8.9 | 9 | 9 | 9 | 9 | 9.1 | 9.1 | 9.1 | 9.1 | 9.2 | 9.2 | 9.2 | 9.3 | 9.3 | 9.3 | 9.4 | 9.4 | 9.4 | 9.5 | 9.5 | 9.6 | 9.6 | 9.7 | 9.7 | 9.7 |
| Sunshine duration (h) | 7.5 | 7.6 | 7.6 | 0 | 6.4 | 7.2 | 7.7 | 7.7 | 4.9 | 0 | 0 | 0 | 0 | 1.6 | 0 | 0.2 | 3.4 | 3.8 | 5.5 | 0 | 8.1 | 0 | 7 | 0 | 1 | 0 | 0 | 0 | 6.9 | 8 | 8.7 |
| Precipitation (mm) | 0 | 0 | 0 | 1.4 | 0 | 0 | 0 | 0 | 0 | 27.8 | 28.3 | 5.8 | 0.1 | 0 | 0.4 | 0.4 | 7.5 | 17.1 | 13.7 | 22 | 8.2 | 12 | 0.5 | 0 | 0.6 | 7.8 | 23.5 | 5.6 | 1.3 | 1 | 0.2 |
| Precipitation hours | 0 | 0 | 0 | 3 | 0 | 0 | 0 | 0 | 0 | 21 | 22 | 22 | 1 | 0 | 4 | 2 | 13 | 17 | 13 | 21 | 6 | 19 | 3 | 0 | 5 | 15 | 24 | 23 | 6 | 5 | 1 |
| Wind speed (m/s) | 6.9 | 10.6 | 16.8 | 9 | 18 | 17.8 | 8 | 9.7 | 14.1 | 23.9 | 17.9 | 8.8 | 7.2 | 8.3 | 5.9 | 11.3 | 14.6 | 14.8 | 20.9 | 18 | 15.2 | 17.8 | 15.8 | 5.8 | 8.5 | 19.5 | 19.1 | 6.6 | 13.3 | 13.3 | 9.5 |
In January 2023, the highest daytime temperature in Pietrari was 15.4°C.
While the minimum temperature at night dropped to -6.2°C.
The average nighttime and daytime temperatures during January in Pietrari are 1.4°C and 7°C respectively.
The precipitation sum in January is about 185 mm.