Average temperature in March is 4.9 °C
Average daytime temperature is 11 °C
Average night temperature is 0.5 °C
Absolute maximum temperature: 22 °C
Absolute minimum temperature: -9.2 °C
Number of sunny days: 16
Number of rainy days: 14
Number of snow days: 1
Precipitation sum: 34 mm
* Weather data for Ontario 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 | 12.6 | 8.5 | 12.2 | 13.2 | 19.2 | 16.1 | 8.5 | 7.8 | 6.5 | 4.7 | 4.7 | 5.6 | 2.7 | 7.6 | 15.7 | 13.4 | 5.3 | 3.3 | 7.4 | 15.2 | 11.7 | 14.2 | 11.5 | 10.5 | 14.6 | 12.7 | 8.2 | 9.4 | 13.7 | 22 | 21.4 |
| Apparent max temperature | 9 | 4.5 | 9.9 | 9.3 | 16.5 | 13.9 | 4.1 | 5.2 | 3.4 | 1.7 | 1.5 | -0.3 | -1.5 | 2.7 | 10.4 | 9.8 | -0.6 | -1.3 | 1.2 | 9.3 | 6.6 | 12.3 | 9.1 | 5.9 | 11.5 | 9.8 | 6.5 | 7.2 | 10.4 | 17.5 | 17.8 |
| Mean temperature | 7.3 | 1.9 | 4.5 | 7.1 | 8.6 | 8.5 | 3.6 | 5.9 | 4.9 | 1.2 | 1.6 | 1.3 | -2 | -1.4 | 7.8 | 8.1 | 0.1 | -3.5 | -2.3 | 5.8 | 7.7 | 9.2 | 6.9 | 4.9 | 8.4 | 5.5 | 1.8 | 3.5 | 6.2 | 11 | 17.6 |
| Apparent mean temperature | -2.7 | -8.3 | -3.4 | -0.3 | -1.6 | -1.8 | -5.4 | 1.4 | 0 | -7 | -6 | -6 | -11.1 | -10.3 | -1.7 | -5.4 | -9.6 | -16 | -13.7 | -6.5 | 0.1 | 3.7 | -3 | -3.8 | 0.2 | -3.5 | -7.9 | -6.7 | -3 | 0.4 | 8.7 |
| Minimum temperature | 2.5 | -2.9 | 1 | 3.3 | 2.8 | 3.7 | -0.9 | 4.6 | 2.8 | -2.5 | -0.9 | -1.8 | -5.1 | -6.1 | 3.7 | 0.9 | -4.2 | -9.2 | -8.8 | 0.6 | 5.3 | 6.3 | 1.6 | 0.6 | 3.6 | 1.2 | -3.7 | -2 | 0.4 | 4.3 | 15.2 |
| Apparent min temperature | 3.5 | -3.1 | 0.8 | 3.4 | 4.6 | 4.7 | -1.1 | 2.7 | 1.6 | -3 | -2.6 | -3.4 | -7.2 | -5.7 | 2.5 | 3.1 | -6.3 | -10.2 | -7.8 | -0.4 | 2.8 | 6.8 | 2.8 | 0.6 | 5.2 | 1.4 | -1.8 | -0.3 | 2.5 | 7.1 | 14 |
| 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 | 11.3 | 11.4 | 11.4 | 11.5 | 11.5 | 11.6 | 11.6 | 11.6 | 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 | 12.6 | 12.6 |
| Sunshine duration (h) | 10.4 | 5.9 | 8.8 | 7.9 | 10.6 | 10.6 | 6.9 | 0 | 0.2 | 4.5 | 1 | 9.9 | 10.1 | 11 | 11 | 1 | 7.2 | 10.8 | 11 | 11 | 1 | 1.3 | 7.1 | 9.4 | 9.2 | 6.6 | 10.5 | 10.1 | 10.7 | 10.6 | 10.3 |
| Precipitation (mm) | 0 | 0 | 0.4 | 1.1 | 0 | 0 | 0.3 | 0.5 | 4.9 | 0 | 6.3 | 0 | 0 | 0 | 0 | 10.4 | 0.7 | 0 | 0 | 0 | 1.1 | 0.9 | 0 | 2.5 | 0.8 | 2.6 | 0 | 1.4 | 0 | 0 | 0.1 |
| Precipitation hours | 0 | 0 | 4 | 4 | 0 | 0 | 1 | 5 | 6 | 0 | 10 | 0 | 0 | 0 | 0 | 13 | 2 | 0 | 0 | 0 | 1 | 4 | 0 | 3 | 4 | 4 | 0 | 7 | 0 | 0 | 1 |
| Wind speed (m/s) | 20.9 | 20.1 | 16.6 | 19.1 | 26.6 | 24.5 | 20.9 | 15.6 | 20.9 | 19.6 | 18.2 | 23.8 | 20.7 | 20.6 | 33.1 | 33.7 | 31.2 | 26.8 | 22.1 | 32.2 | 26.4 | 17.8 | 22.8 | 19.4 | 15.6 | 20.7 | 15.3 | 15 | 15.1 | 34.7 | 40.5 |
In March 2023, the highest daytime temperature in Ontario was 22°C.
While the minimum temperature at night dropped to -9.2°C.
The average nighttime and daytime temperatures during March in Ontario are 0.5°C and 11°C respectively.
The precipitation sum in March is about 34 mm.