March weather forecast and climate
Toronto, Canada

Colorfully lit night city of Toronto, Canada, with a view of the Nathan Phillips Square, and a large Toronto sign
Colorfully lit night city of Toronto, Canada, with a view of the Nathan Phillips Square, and a large Toronto sign
In March, Toronto experiences a transition from winter into spring with a slight rise in temperature in the range of -2°C (28.4°F) and 4°C (39.2°F). Most days remain cold and freezing, and there are approximately six days of snowfall accumulating up to 198.1mm (7.8") of snow. There are also warmer days that are more tolerable and not as cold.
The rainfall days rise to seven with constant precipitation of 40.6mm (1.6") in the rain gauge. The days are mostly less humid and mildly wet, but also sunny, with up to six hours of sunshine per day. The weather begins to feel much warmer as the winter chill fades away.
Carrying an umbrella is advisable as the weather can be varied.
Average temperature in March - Toronto, Canada
  • Average high temperature in March: 4.7°C

The warmest month (with the highest average high temperature) is July (26.6°C).
The month with the lowest average high temperature is January (-0.7°C).

  • Average low temperature in March: -1.9°C

The month with the highest average low temperature is July (18°C).
The coldest month (with the lowest average low temperature) is January (-6.7°C).

Average rainfall in March - Toronto, Canada
  • Average rainfall in March: 33.6mm

The wettest month (with the highest rainfall) is September (84.7mm).
The driest month (with the lowest rainfall) is January (29.1mm).

Average rainfall days in March - Toronto, Canada
  • Average rainfall days in March: 7.9 days

The month with the highest number of rainy days is May (12.7 days).
The month with the lowest number of rainy days is February (4.8 days).

Average snowfall in March - Toronto, Canada
  • Average snowfall in March: 198mm

The month with the highest snowfall is January (372mm).
Months with the lowest snowfall are May, June, July, August and September (0mm).

Average snowfall days in March - Toronto, Canada
  • Average snowfall days in March: 6.5 days

The month with the highest number of snowfall days is January (12 days).
Months with the lowest number of snowfall days are May, June, July, August and September (0 days).

Average sea temperature in March - Toronto, Canada
  • Average sea temperature in March: 1.9°C

The best month for swimming (with the highest average sea temperature) is August (22.3°C).
The coldest month (with the lowest average sea temperature) is March (1.9°C).

Average daylight in March / Average sunshine in March - Toronto, Canada
  • Average daylight in March: 12h

The month with the longest days is June (Average daylight: 15.4h).
The month with shortest days is December (Average daylight: 9h).

  • Average sunshine in March: 5.2h

The month with most sunshine is July (Average sunshine: 9h).
The month with least sunshine is December (Average sunshine: 2.5h).

Average UV index in March - Toronto, Canada
  • Average UV index in March: 3

Months with the highest UV index are June and July (UV index 8).
Months with the lowest UV index are January and December (UV index 1).

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