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Ottawa Weather in April

April in Ottawa brings moderate temperatures, with daytime highs of 17°C (63°F) and nights around 4°C (39°F). Quite a bit of rainfall is expected, around 94 mm (3.7 in), so pack an umbrella.

Rainfall in Ottawa in April

Historically, the month has about 12 days of rain, averaging 94 mm (3.7 in) in total. Rainfall intensity is on the higher side this month. Expect more substantial showers rather than light, passing rain.

Temperature in Ottawa in April

Expect highs of 17°C (63°F) in Ottawa in April, with nights dropping to around 4°C (39°F). A light jacket or extra layer can be useful, especially outside the warmest hours of the day. Nights fall to 4°C (39°F), which is cold enough to feel it indoors too. A good thick duvet makes all the difference for a comfortable night's sleep.

If you prefer enjoying temperate temperatures and rain-free days, July and September typically offer 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.

Ottawa Temperature in April

Min Temperature
4°C (39°F)
Max Temperature
17°C (63°F)
Chance of Rain
40%
Precipitation
94 mm (3.7 in)
Rainy days
12 days

Ottawa Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Ottawa - and find the best time to visit.

Best Places in the United States of America in April

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 April →

perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

What to Wear in Ottawa in April

For Ottawa in April, you'll want flexible clothing. It's wise to pack cotton shirts, comfortable shorts, and a pair of jeans for cooler evenings. A light sweater or jacket is useful for air-conditioned spaces (like buses) or unexpected cool moments. High rain levels are expected, so pack waterproof gear and an umbrella or poncho.

What To Do in Ottawa in April

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

  • Cycling
    6/10
  • Walking
    6/10
  • Camping
    4/10
  • Outdoor sports
    9/10

Ottawa 3-Day Forecast

More climate data for Ottawa

Popular in April

Where to go in April - average daytime high across popular destinations.

Bucket list

Need travel inspiration? Check out our bucket list articles and be inspired.