Average temperature in March is -1 °C
Average daytime temperature is 3.7 °C
Average night temperature is -6.1 °C
Absolute maximum temperature: 9.7 °C
Absolute minimum temperature: -16.8 °C
Number of sunny days: 13
Number of rainy days: 12
Number of snow days: 6
Precipitation sum: 104 mm
* Weather data for Porsgrunn Norway is based on climate observations for 2023 year
| Marzo (°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 | 7.4 | 6.7 | 8.4 | 2.7 | 2.8 | 1.1 | -2.1 | 0.8 | -0.2 | -1.2 | 1.7 | 0.6 | 1.5 | 3.5 | 4.9 | 3.8 | 3.7 | 8.9 | 5.4 | 9.7 | 4.7 | 6.2 | 7.2 | 5.9 | 6.8 | 2.2 | 2.1 | 3.9 | 2.7 | -0.6 | 3.8 |
| Apparent max temperature | 4.4 | 3.2 | 4.2 | -2.3 | -1.7 | -2.2 | -7.7 | -3.5 | -4.6 | -5.5 | -3.3 | -2.9 | -1.3 | -0.3 | 0.9 | -0.5 | 1 | 6.7 | 3.5 | 6.5 | 1.9 | 3.3 | 4.7 | 4 | 4.1 | -1.7 | -2.5 | -0.7 | -1.8 | -5.3 | -1.3 |
| Mean temperature | 0.2 | -0.2 | 2.1 | -1.4 | -3.3 | -6.7 | -5.3 | -6.9 | -5.5 | -7 | -6 | -3.4 | 0.7 | -1.1 | -2.4 | -2.7 | 2.4 | 3.6 | 3 | 4.3 | 1.7 | 3.1 | 3.8 | 3.3 | 2.7 | -1.5 | -4.1 | -2.3 | -0.7 | -2.3 | 0.6 |
| Apparent mean temperature | -7.9 | -11.9 | -6.5 | -10.1 | -13.7 | -17.4 | -14.9 | -22.3 | -14.2 | -17.5 | -20.2 | -14.4 | -4.3 | -9.3 | -14.9 | -18.1 | -3.6 | -1.4 | -1.3 | -4.2 | -4.6 | -2.4 | -3.5 | -2.6 | -4.6 | -11.6 | -17.9 | -18 | -12.2 | -9.6 | -7.2 |
| Minimum temperature | -3.7 | -7.1 | -2.4 | -5.2 | -9.1 | -12.3 | -9.9 | -16.8 | -9.8 | -12.5 | -14.9 | -9.6 | -0.5 | -4.7 | -10.5 | -13 | 1.2 | 1.3 | 1.5 | -1.2 | -1.5 | 0.9 | -0.2 | 0.1 | -0.5 | -7.6 | -12.8 | -12.8 | -7.7 | -5.4 | -2.6 |
| Apparent min temperature | -3.4 | -4 | -2.1 | -6 | -8 | -11 | -10.5 | -11.4 | -10 | -11.5 | -10.9 | -7.8 | -3.2 | -4.9 | -6.7 | -7.4 | -1 | 1 | 0.6 | 1.5 | -1.3 | 0.3 | 0.9 | 0.9 | -0.7 | -5.9 | -8.6 | -6.4 | -4.7 | -7.1 | -4.5 |
| Marzo | 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) | 10.5 | 10.6 | 10.7 | 10.8 | 10.9 | 10.9 | 11 | 11.1 | 11.2 | 11.3 | 11.4 | 11.5 | 11.6 | 11.7 | 11.7 | 11.8 | 11.9 | 12 | 12.1 | 12.2 | 12.3 | 12.4 | 12.4 | 12.5 | 12.6 | 12.7 | 12.8 | 12.9 | 13 | 13.1 | 13.2 |
| Sunshine duration (h) | 9.1 | 9.1 | 7.1 | 9.1 | 9.5 | 9.4 | 3.6 | 7.4 | 9.4 | 8.7 | 9.9 | 5.9 | 0 | 4.3 | 9.8 | 4.6 | 0 | 5.6 | 0 | 10.9 | 0 | 0.5 | 2 | 0 | 4.2 | 9.1 | 11.1 | 8.4 | 10.7 | 0 | 5.8 |
| Precipitation (mm) | 0 | 0 | 0 | 0 | 0 | 0.1 | 0 | 0.7 | 0 | 0 | 0 | 1.3 | 19.9 | 0 | 0.1 | 10.4 | 30.3 | 0.1 | 0.9 | 0 | 7.4 | 7.2 | 2.7 | 8.2 | 1.3 | 0.7 | 0 | 6.9 | 0 | 4.4 | 1.3 |
| Precipitation hours | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 2 | 0 | 0 | 0 | 4 | 22 | 0 | 1 | 9 | 18 | 1 | 6 | 0 | 10 | 12 | 6 | 15 | 6 | 5 | 0 | 8 | 0 | 19 | 7 |
| Wind speed (m/s) | 11.5 | 10.8 | 15.3 | 14.3 | 13.2 | 12 | 19.4 | 11.7 | 12.6 | 13.7 | 15.3 | 16.2 | 17.7 | 12.2 | 12.4 | 25.5 | 19.6 | 7.4 | 6.2 | 10.8 | 9.2 | 14.3 | 13.8 | 13 | 14.8 | 16.7 | 12.8 | 14.2 | 14.8 | 18.1 | 18.8 |
In March 2023, the highest daytime temperature in Porsgrunn was 9.7°C.
While the minimum temperature at night dropped to -16.8°C.
The average nighttime and daytime temperatures during March in Porsgrunn are -6.1°C and 3.7°C respectively.
The precipitation sum in March is about 104 mm.