Ottawa Weather in March
Canada · 30-year monthly averages
🤔 Fair time to visit
March in Ottawa is cold, with average daytime highs around 3°C (37°F) and nighttime lows near -7°C (20°F). Expect roughly 62mm of precipitation spread over about 9 rainy days, with a moderate amount of rain.
Avg high
3°C
37°F
Avg low
-7°C
20°F
Rainfall
62mm
moderate
Rainy days
9
days with ≥1mm
🎒 What to pack
- warm coat
- sweaters and layers
- scarf
March vs the rest of the year
FAQ
- How hot is Ottawa in March?
- March in Ottawa is cold, with average daytime highs around 3°C (37°F) and nighttime lows near -7°C (20°F). Expect roughly 62mm of precipitation spread over about 9 rainy days, with a moderate amount of rain.
- Does it rain a lot in Ottawa in March?
- Ottawa sees around 62mm of precipitation in March on average — moderate by global standards.
- Is March a good time to visit Ottawa?
- March is a workable month to visit Ottawa, but expect some weather trade-offs.