Weather in March 2025

Ontario weather in March 2025

°C °F

The average weather in Ontario in March

The weather in Ontario in March is very cold with temperatures between -2°C and 4°C, warm clothes are a must.

You can expect about 3 to 8 days of rain in Ontario during the month of March. It’s a good idea to bring along your umbrella so that you don’t get caught in poor weather.

Ontario is going to experience quite a number of days of snow during March. It’s the perfect time to build snowmen, drink hot cocoa, and have a snowball fight. Just remember to wear a warm scarf and a pair of mittens!

Our weather forecast can give you a great sense of what weather to expect in Ontario in March 2025.

If you’re planning to visit Ontario in the near future, we highly recommend that you review the 14 day weather forecast for Ontario before you arrive.

Temperatures
4° / -2°
Rainy Days
7
Snowy Days
9
Dry Days
15
Rainfall
63
mm
Sun Hours
7.6
Hrs

Explore the weather in Ontario in other months

Ontario annual weather

Month Temperatures Rainy Days Dry Days Snowy Days Rainfall Weather More details
January -2° / -7° 6 9 17 54 mm
Awful
February -2° / -7° 5 8 15 46 mm
Awful
March 4° / -2° 7 15 9 63 mm
Awful
April 9° / 3° 8 18 4 82 mm
Awful
May 16° / 9° 7 24 0 100 mm
Ok
June 21° / 14° 7 23 0 120 mm
Ok
July 25° / 19° 7 24 0 128 mm
Good
August 25° / 19° 5 26 0 114 mm
Perfect
September 22° / 15° 5 25 0 74 mm
Good
October 15° / 9° 7 23 0 88 mm
Ok
November 8° / 3° 5 19 5 50 mm
Bad
December 2° / -2° 7 11 13 52 mm
Awful

Weather in Ontario in March - FAQ

What is the average temperature in Ontario in March?
The average temperature in Ontario in March is -2/4° C.
What is the chance of rain in Ontario in March?
On average, there are 7 rainy days in Ontario during March.
Weather wise, is March a good time to visit Ontario?
The weather in Ontario in March is awful.
Can it snow in Ontario in March?
On average, there are 9 snowy days in Ontario in March.
Cities in Ontario

For a more accurate weather forecast please select a city

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More about the weather in Ontario