Ontario (Toronto)
March
Weather in Ontario for March 2026
Your guide to Ontario weather in March - trends and predictions
Expect heavy snowfall in Ontario during March, with an average of 18 snowy days.
According to Ontario snow forecast for March 2026, no snow is expected until the end of the month.Until now, March 2026 in Ontario is slightly cooler than the historical average by -1.4 °C.
The forecast for the next days in Ontario predicts temperatures to be around 6 °C, close to the historical average.
In general, the average temperature in Ontario at the beginning of March is 2.7 °C. As the month progressed, temperatures tended to significantly warm up, reaching an average of 6.3 °C by the end of March.
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Snow Forecast ❄️
Temperatures
More
3
Dry days
10
Rainy days
18
Snow days
5°/-1°
Temperatures
21 km/h
Avg max wind
73 %
Avg humidity
Ontario Weather March
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What’s the Weather Like in Ontario This March?
Discover the average temperatures and weather trends across Ontario’s cities this March.
Temperatures trend during March in Ontario
See the weather trend as well as the moving average line
March weather in Ontario day by day
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| Date | Weather | Temperatures | Rain | Snow | More |
|---|---|---|---|---|---|
| 1 Mar. |  Overcast | 2° /-7° | 0.4 mm | 0.1 cm | |
| 2 Mar. |  Cloudy | -1° /-7° | 0.2 mm | 0 cm | |
| 3 Mar. | Overcast | 2° /-6° | 1.5 mm | 0.1 cm | |
| 4 Mar. |  Partly cloudy | 3° /-4° | 4.4 mm | 0.6 cm | |
| 5 Mar. |  Sunny | 5° /-2° | 10.9 mm | 0.7 cm | |
| 6 Mar. | Overcast | 4° /-2° | 5.8 mm | 1.8 cm | |
| 7 Mar. | Overcast | 4° /-3° | 2.7 mm | 1.1 cm | |
| 8 Mar. | Cloudy | 4° /-3° | 0.1 mm | 0 cm | |
| 9 Mar. | Overcast | 6° /0° | 7.1 mm | 0 cm | |
| 10 Mar. |  Fog | 5° /-1° | 2.1 mm | 0.3 cm | |
| 11 Mar. | Overcast | 6° /-1° | 19.3 mm | 0.1 cm | |
| 12 Mar. | Partly cloudy | 4° /-3° | 0.4 mm | 0.3 cm | |
| 13 Mar. | Sunny | 5° /-2° | 3.3 mm | 1.2 cm | |
| 14 Mar. | Overcast | 4° /-2° | 4.2 mm | 0.1 cm | |
| 15 Mar. | Sunny | 4° /-2° | 5.9 mm | 1.8 cm | |
| 16 Mar. | Overcast | 6° /-1° | 8 mm | 0 cm | |
| 17 Mar. | Overcast | 5° /-2° | 4.2 mm | 0.6 cm | |
| 18 Mar. | Overcast | 4° /-2° | 0.9 mm | 0 cm | |
| 19 Mar. | Sunny | 5° /-2° | 2 mm | 0.1 cm | |
| 20 Mar. | Overcast | 7° /-1° | 4.1 mm | 0.2 cm | |
| 21 Mar. | Sunny | 5° /-1° | 0 mm | 0 cm | |
| 22 Mar. | Overcast | 5° /-1° | 1.7 mm | 1.3 cm | |
| 23 Mar. | Overcast | 4° /-2° | 6.4 mm | 1.1 cm | |
| 24 Mar. | Overcast | 6° /-1° | 4.5 mm | 0.7 cm | |
| 25 Mar. | Sunny | 9° /-1° | 0 mm | 0 cm | |
| 26 Mar. |  Moderate rain | 11° /2° | 8.6 mm | 0 cm | |
| 27 Mar. |  Moderate or heavy snow showers | 4° /-5° | 5.2 mm | 0 cm | |
| 28 Mar. | Overcast | 0° /-7° | 0 mm | 0 cm | |
| 29 Mar. | Partly cloudy | 7° /-1° | 0 mm | 0 cm | |
| 30 Mar. |  Patchy rain possible | 9° /3° | 2.3 mm | 0 cm | |
| 31 Mar. | Sunny | 4° /1° | 0 mm | 0 cm | |
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Important Notice
Our weather forecast for Ontario in March is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Ontario forecast closer to your planned date for the most up-to-date weather information.
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Ontario in March - FAQ
What are the expected maximum and minimum temperatures in Ontario during March?
Brace for cold days with temperatures not exceeding 5° and nights that are likely to be freezing. Winter clothing is essential for comfort and safety.
How much rainfall should be expected in Ontario during March?
Significant rainfall exceeding 101.4 mm is expected in Ontario during March, occurring over more than 10 days. Preparing for wet conditions is recommended in your planning.
Will it snow in Ontario in March 2026?
Ontario experiences an average snowfall of 17.46 cm during March, occurring over 18 days.
What are the typical wind conditions in Ontario during March?
The average wind speed in Ontario during March is 21 km/h, suggesting breezy to windy conditions, depending on your activities.
Ontario snow forecast March 2026
Track daily snowfall levels and discover Ontario’s snowy potential this March ❄️
On average, Ontario sees 18 snowy days during March, with approximately 17.5 cm of total snowfall.
March rainfall patterns in Ontario
Explore the daily rainfall trends and prepare for Ontarios March weather 💧
Typically, Ontario has 10 rainy days in March with a total of 101.4 mm of rainfall.
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