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 13.6 °F. As the month progressed, temperatures tended to moderately rise, reaching an average of 15.3 °F by the end of March.
The climate of Ontario in March is notably wet, with an average of 11 rainy days.
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20
Dry days
11
Rainy days
0
Snow days
16°/7°
Temperatures
15 km/h
Avg max wind
61 %
Avg humidity
Ontario in March average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  13° | 2 11° | |||||
| 3 11° | 4  15° | 5  16° | 6  15° | 7 14° | 8 19° | 9  19° |
| 10 17° | 11 16° | 12 17° | 13 18° | 14 16° | 15 15° | 16 17° |
| 17 19° | 18  22° | 19 22° | 20 21° | 21 21° | 22 20° | 23 12° |
| 24  12° | 25 17° | 26 18° | 27 19° | 28 18° | 29 14° | 30 9° |
| 31 12° |
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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 | UV | More |
|---|---|---|---|---|---|
| Mar. 1 | Patchy rain possible | 13° /6° | 1.3 mm | 3 | |
| Mar. 2 | Light rain shower | 11° /6° | 4.8 mm | 3 | |
| Mar. 3 | Patchy rain possible | 11° /6° | 1 mm | 3 | |
| Mar. 4 | Sunny | 15° /6° | 0.1 mm | 5 | |
| Mar. 5 | Partly cloudy | 16° /5° | 0 mm | 5 | |
| Mar. 6 | Light rain | 15° /6° | 8.6 mm | 4 | |
| Mar. 7 | Patchy rain possible | 14° /5° | 2.5 mm | 3 | |
| Mar. 8 | Sunny | 19° /7° | 0 mm | 5 | |
| Mar. 9 | Overcast | 19° /8° | 0 mm | 4 | |
| Mar. 10 | Partly cloudy | 17° /6° | 0 mm | 5 | |
| Mar. 11 | Partly cloudy | 16° /5° | 0.1 mm | 5 | |
| Mar. 12 | Patchy rain possible | 17° /6° | 0.2 mm | 4 | |
| Mar. 13 | Sunny | 18° /8° | 0 mm | 5 | |
| Mar. 14 | Sunny | 16° /10° | 0 mm | 5 | |
| Mar. 15 | Patchy rain possible | 15° /7° | 0.1 mm | 4 | |
| Mar. 16 | Patchy rain possible | 17° /6° | 0.4 mm | 4 | |
| Mar. 17 | Patchy rain possible | 19° /8° | 0 mm | 4 | |
| Mar. 18 | Thundery outbreaks possible | 22° /9° | 0.5 mm | 5 | |
| Mar. 19 | Sunny | 22° /9° | 0 mm | 6 | |
| Mar. 20 | Sunny | 21° /9° | 0 mm | 6 | |
| Mar. 21 | Sunny | 21° /9° | 0 mm | 6 | |
| Mar. 22 | Sunny | 20° /9° | 0 mm | 6 | |
| Mar. 23 | Light rain shower | 12° /7° | 4.4 mm | 3 | |
| Mar. 24 | Patchy light rain with thunder | 12° /7° | 4.3 mm | 3 | |
| Mar. 25 | Sunny | 17° /8° | 0 mm | 5 | |
| Mar. 26 | Sunny | 18° /8° | 0 mm | 5 | |
| Mar. 27 | Overcast | 19° /6° | 0 mm | 4 | |
| Mar. 28 | Patchy rain possible | 18° /6° | 0 mm | 4 | |
| Mar. 29 | Sunny | 14° /5° | 0 mm | 4 | |
| Mar. 30 | Light rain shower | 9° /6° | 43.3 mm | 2 | |
| Mar. 31 | Patchy light rain with thunder | 12° /6° | 7.2 mm | 3 | |
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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.
Ontario in March - FAQ
What are the expected maximum and minimum temperatures in Ontario during March?
Enjoy moderate daytime temperatures of up to 16° and cooler nights around 7°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Ontario during March?
Moderate rainfall is anticipated in Ontario during March, with a total of 79 mm spread over approximately 11 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Ontario during March?
The average wind speed in Ontario during March is 15 km/h, suggesting breezy to windy conditions, depending on your activities.
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