Ontario Weather in March
March in Ontario brings high temperatures, with highs of 22°C (72°F) and nights dropping to 8°C (46°F). With perfect weather conditions overall, it's a good time to visit.
Rainfall in Ontario in March
Records from the past 30 years suggest around 5 days of rain, with 33 mm (1.3 in) average for the month. Rain is scarce this month and when it does fall, it tends to be light. Unlikely to disrupt plans significantly.
Temperature in Ontario in March
Ontario has perfect weather in March, with days reaching 22°C (72°F) and nights cooling to 8°C (46°F). Conditions stay fairly consistent through the month, making it easier to plan what to wear. With overnight lows of 8°C (46°F), nights are cold. The cold air does make for deep, comfortable sleep if you have enough blankets.
Sunshine in Ontario in March
Expect a lot of sunshine this month, with about 268 hours of sun. These sunny conditions add to the overall experience.Our weather planner can help you find worldwide destinations with pleasant weather during this period. January, February, March, April, May, October and November typically offer the best weather for Ontario.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United States of America, check out our Ontario's climate page.
Ontario Temperature in March
Min Temperature
8°C (46°F)
Max Temperature
22°C (72°F)
Chance of Rain
17%
Precipitation
33 mm (1.3 in)
Rainy days
5 days
Sunshine
268 hours *
Percentage Sunshine
*
Best Places in the United States of America in March
Find out more about the weather in the United States of America and which places have the best travel conditions in this month. See all of the United States of America in March →
perfect weather
pleasant
tolerable
unpleasant
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What to Wear in Ontario in March
Pleasant temperatures in March mean you can pack light but flexibel pieces. Think cotton t-shirts, comfortable walking shorts, and one warmer layer for evenings. A light sweater or denim jacket works well. Pack a light rain jacket or compact umbrella for occasional showers. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.What To Do in Ontario in March
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United States of America, check out our Ontario's climate page.
See the full Ontario climate overview or explore weather in the United States of America.
