Ottawa Weather in March

Ottawa in March sees moderate daytime temperatures of 14°C (57°F) and nighttime lows of 1°C (34°F). Rainfall is fairly high this month at around 62 mm (2.4 in), so pack a rain jacket to stay dry.

Rainfall in Ottawa in March

Based on our climate data of the past 30 years, about 9 days of rain are anticipated, with 62 mm (2.4 in) on average. A fairly balanced picture this month, some wet days but nothing too extreme in terms of intensity.

Temperature in Ottawa in March

March in Ottawa brings moderate temperatures, with highs of 14°C (57°F) and nights around 1°C (34°F). Even when the weather is stable, mornings and evenings can still feel distinctly cool. With lows around 1°C (34°F), nights are cold. The upside is that cool, crisp nights are often the best for a deep sleep.

Sunshine in Ottawa in March

Enjoy a sunny month with about 212 hours of sunshine, making it one of the brighter months of the year despite the cool conditions.

For Ottawa itself, October generally stands out with the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.

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For a detailed overview over the year and the best time to visit the United States of America, check out our Ottawa's climate page.

Ottawa Temperature in March

Min Temperature 1°C (34°F)  

Max Temperature 14°C (57°F)  

Chance of Rain 30%  

Precipitation 62 mm (2.4 in)  

Rainy days 9 days  

Humidity 66% *  

Sunshine 212 hours *  

Percentage Sunshine 57% *  

* Data from: Topeka, the United States of America (59 KM, 37 Miles).

What to Wear in Ottawa in March

Pack for changing conditions in Ottawa in March. Bring a mix of short and long sleeves, a warm layer like a hoodie or light jacket, and comfortable pants. The key is being able to add or remove layers as the days goes by. Rain gear is recommended, you can expect wet weather on multiple days. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.

What To Do in Ottawa in March

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming

4/10

Cycling

6/10

Walking

6/10

Camping

4/10

Outdoor sports

10/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit the United States of America, check out our Ottawa's climate page.

More climate data for Ottawa

Temperature Rainfall Sunshine Humidity

See the full Ottawa climate overview or explore weather in the United States of America.