Ontario
March
Weather in Ontario for March 2025
Your guide to Ontario weather in March - trends and predictions
In general, the average temperature in Ontario at the beginning of March is 5.1 °C. As the month progressed, temperatures tended to moderately rise, reaching an average of 6.7 °C by the end of March.
Ontario sees moderate rainfall in March, averaging 6 rainy days.
With an average of 3 snowy days, Ontario enjoys a light touch of snow in March.
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22
Dry days
6
Rainy days
3
Snow days
8°/-4°
Temperatures
20 km/h
Avg max wind
74 %
Avg humidity
Ontario in March average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  3° | 2  3° | |||||
| 3  4° | 4 7° | 5  10° | 6 5° | 7  4° | 8 4° | 9  4° |
| 10 2° | 11 3° | 12  6° | 13 10° | 14  5° | 15  5° | 16  7° |
| 17  6° | 18 1° | 19 3° | 20 5° | 21 2° | 22 3° | 23  3° |
| 24 3° | 25  7° | 26 7° | 27 6° | 28 7° | 29 6° | 30 7° |
| 31 7° |
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Temperatures trend during March in Ontario
See the weather trend as well as the moving average line
March weather day by day
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| Date | Weather | Temperatures | Rain | Snow | More |
|---|---|---|---|---|---|
| 1 Mar. | Light snow | 3° /-3° | 0 mm | 0 cm | |
| 2 Mar. | Cloudy | 3° /0° | 0.1 mm | 0 cm | |
| 3 Mar. | Heavy snow | 4° /-1° | 4.4 mm | 0.2 cm | |
| 4 Mar. | Heavy snow | 7° /0° | 3.3 mm | 0.8 cm | |
| 5 Mar. | Fog | 10° /2° | 1.5 mm | 0 cm | |
| 6 Mar. | Heavy snow | 5° /-1° | 3.8 mm | 1.8 cm | |
| 7 Mar. | Light snow showers | 4° /-2° | 1 mm | 0.9 cm | |
| 8 Mar. | Cloudy | 4° /-2° | 0.2 mm | 0 cm | |
| 9 Mar. | Overcast | 4° /0° | 21.2 mm | 0 cm | |
| 10 Mar. | Heavy snow | 2° /-2° | 5.9 mm | 1 cm | |
| 11 Mar. | Overcast | 3° /-3° | 0 mm | 0 cm | |
| 12 Mar. | Moderate or heavy snow showers | 6° /-2° | 1 mm | 0.9 cm | |
| 13 Mar. | Moderate or heavy snow showers | 10° /2° | 3.3 mm | 2.8 cm | |
| 14 Mar. | Moderate snow | 5° /1° | 12.6 mm | 0.2 cm | |
| 15 Mar. | Sunny | 5° /-2° | 2 mm | 0 cm | |
| 16 Mar. | Patchy rain possible | 7° /-1° | 1.2 mm | 0 cm | |
| 17 Mar. | Moderate rain | 6° /0° | 10.2 mm | 0 cm | |
| 18 Mar. | Overcast | 1° /-3° | 0.1 mm | 0.1 cm | |
| 19 Mar. | Light snow showers | 3° /-5° | 0.4 mm | 0.3 cm | |
| 20 Mar. | Overcast | 5° /-3° | 1.1 mm | 0.6 cm | |
| 21 Mar. | Overcast | 2° /-3° | 0.1 mm | 0 cm | |
| 22 Mar. | Overcast | 3° /-2° | 5.1 mm | 4 cm | |
| 23 Mar. | Moderate or heavy rain with thunder | 3° /-2° | 12.6 mm | 2.2 cm | |
| 24 Mar. | Overcast | 3° /-4° | 0 mm | 0 cm | |
| 25 Mar. | Ice pellets | 7° /-1° | 16.9 mm | 10.1 cm | |
| 26 Mar. | Overcast | 7° /1° | 4.9 mm | 0 cm | |
| 27 Mar. | Heavy snow | 6° /0° | 2.3 mm | 1.9 cm | |
| 28 Mar. | Overcast | 7° /-1° | 0 mm | 0 cm | |
| 29 Mar. | Heavy snow | 6° /-1° | 1.6 mm | 1.4 cm | |
| 30 Mar. | Overcast | 7° /-3° | 0.2 mm | 0 cm | |
| 31 Mar. | Heavy snow | 7° /-1° | 6.3 mm | 0.2 cm | |
| Next | |||||
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.
Ontario in March - FAQ
What are the expected maximum and minimum temperatures in Ontario during March?
Prepare for cooler days with highs just around 8° and colder nights, dipping below -4°.
How much rainfall should be expected in Ontario during March?
Significant rainfall exceeding 247.1 mm is expected in Ontario during March, occurring over more than 6 days. Preparing for wet conditions is recommended in your planning.
Is snowfall common in Ontario during March?
Ontario experiences an average snowfall of 58.9 cm during March, occurring over 3 days, which may interest winter sports enthusiasts.
What are the typical wind conditions in Ontario during March?
The average wind speed in Ontario during March is 20 km/h, suggesting breezy to windy conditions, depending on your activities.
March rainfall patterns in Ontario
Explore the daily rainfall trends and prepare for Ontarios March weather 💧
March snowfall in Ontario
Track daily snowfall levels and discover Ontario’s snowy potential this March ❄️
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