Average temperature in March is 6.4 °C
Average daytime temperature is 12.6 °C
Average night temperature is 1.7 °C
Absolute maximum temperature: 24.5 °C
Absolute minimum temperature: -7.8 °C
Number of sunny days: 16
Number of rainy days: 15
Number of snow days:
Precipitation sum: 81 mm
* Weather data for Ottawa United States 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 | 13.7 | 10 | 11.2 | 14 | 20.5 | 19.8 | 11.1 | 9.4 | 8.5 | 7.3 | 8 | 7.2 | 3.8 | 8.9 | 16.4 | 16.4 | 6 | 4.4 | 6.8 | 13.6 | 11.9 | 24.5 | 18.3 | 11 | 15.1 | 13.5 | 10.5 | 10.1 | 14.8 | 20.3 | 22.9 |
| Apparent max temperature | 10.9 | 5.5 | 8.6 | 11.7 | 17.2 | 17.1 | 7.4 | 7.3 | 5.4 | 4.8 | 5.8 | 3 | -0.4 | 4.8 | 11.2 | 14.4 | 1.1 | 0.8 | 1.9 | 8.9 | 8.2 | 24.1 | 19.7 | 7.6 | 12.6 | 10.5 | 9.1 | 8.3 | 12.8 | 16.9 | 18.5 |
| Mean temperature | 8.7 | 4.8 | 5.3 | 7 | 10.4 | 13.7 | 5.5 | 7.2 | 6.2 | 3.5 | 4.2 | 4.1 | -0.7 | -0.5 | 7.9 | 10.9 | 1.1 | -2 | -1.7 | 4.8 | 8 | 13.7 | 10 | 6.1 | 7.3 | 6.6 | 4.2 | 5.5 | 6.1 | 11.8 | 17.8 |
| Apparent mean temperature | 0.8 | -4.9 | -2.2 | -1.4 | -0.3 | 2.1 | -3.5 | 2.4 | 2.3 | -5.1 | -3.6 | -2.8 | -9.8 | -9.6 | -1.3 | -4.1 | -9.1 | -13.6 | -12.5 | -6.2 | 0.5 | 5.2 | 0.7 | -1.6 | -1.1 | -1.5 | -5.8 | -2.8 | -4 | 2.4 | 11.2 |
| Minimum temperature | 4.6 | -0.1 | 1.9 | 1.8 | 2.9 | 6.1 | 0.5 | 6 | 4.7 | -1.2 | 1.2 | 1.3 | -4.9 | -5.8 | 3.4 | 2.4 | -3.9 | -7 | -7.8 | 0.1 | 4.9 | 8.1 | 5 | 2.5 | 2.2 | 2.6 | -1.8 | 1.3 | -0.3 | 5.7 | 15.4 |
| Apparent min temperature | 5.3 | 0.2 | 1.4 | 4.2 | 7.3 | 10.4 | 1.3 | 4.5 | 3.4 | -0.3 | 0.3 | -0.2 | -5.5 | -4.3 | 3.1 | 6.3 | -4.7 | -7.8 | -6.7 | -0.8 | 3.6 | 12.4 | 7.4 | 2.3 | 4.6 | 2.8 | 1 | 2 | 3 | 8.5 | 14.5 |
| 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) | 11.3 | 11.4 | 11.4 | 11.5 | 11.5 | 11.5 | 11.6 | 11.6 | 11.7 | 11.7 | 11.7 | 11.8 | 11.8 | 11.9 | 11.9 | 12 | 12 | 12 | 12.1 | 12.1 | 12.2 | 12.2 | 12.3 | 12.3 | 12.3 | 12.4 | 12.4 | 12.5 | 12.5 | 12.5 | 12.6 |
| Sunshine duration (h) | 10.5 | 9.5 | 5.6 | 6.5 | 10.3 | 10.5 | 7.7 | 0 | 0 | 8.7 | 1 | 8 | 8.9 | 11 | 11 | 1 | 8.4 | 11 | 11 | 11 | 1 | 7 | 5 | 4.3 | 9 | 9.5 | 10.1 | 9.7 | 11.3 | 8.3 | 8.8 |
| Precipitation (mm) | 0 | 0 | 9.2 | 0 | 0 | 0 | 1 | 2.8 | 5.8 | 0 | 11 | 0.1 | 0 | 0 | 0 | 7 | 0.7 | 0 | 0 | 0 | 6.5 | 7.4 | 0 | 0.5 | 19.2 | 4.7 | 0 | 1.8 | 0 | 0 | 3.1 |
| Precipitation hours | 0 | 0 | 16 | 0 | 0 | 0 | 1 | 8 | 11 | 0 | 12 | 1 | 0 | 0 | 0 | 11 | 4 | 0 | 0 | 0 | 9 | 8 | 0 | 2 | 6 | 3 | 0 | 9 | 0 | 0 | 7 |
| Wind speed (m/s) | 19.7 | 19.6 | 20.3 | 10.4 | 24.6 | 23.9 | 18.7 | 19.1 | 21.7 | 17.1 | 20 | 20 | 17.6 | 15 | 29.9 | 31.5 | 27.6 | 24.5 | 19.6 | 26.7 | 21.2 | 23.2 | 18.9 | 18.6 | 15.9 | 21.7 | 15.8 | 17.3 | 11.6 | 35.4 | 41.1 |
In March 2023, the highest daytime temperature in Ottawa was 24.5°C.
While the minimum temperature at night dropped to -7.8°C.
The average nighttime and daytime temperatures during March in Ottawa are 1.7°C and 12.6°C respectively.
The precipitation sum in March is about 81 mm.