Ottawa weather live forecast

Today's maximum temperature in Ottawa is expected to be 1°C. Select a day from the live weather forecast for Ottawa, Ontario, Canada for more weather parameters.

5-day weather forecast updated at 04:00 on Sunday 22nd March 2026 GMT

More about Ottawa

Ottawa by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for Ontario

Crystal Ski: up to £320pp off last minute ski breaks

  • Save up to £320 per person on last minute skiing holidays
  • Book late skiing holiday deals to Europe & North America
  • Filter deals by destination, board basis, rating, travel dates
Go to Crystal Ski deal >>

View all Crystal Ski offers

The 5-day weather forecast for Ontario (Ottawa) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Ottawa weather forecast by day

Below are the detailed weather forecasts for Ottawa for the next 5 days.

Ottawa weather for Sunday 22nd March 2026

Expect mostly cloudy with snow in Ottawa, Ontario with a maximum temperature of 1°C, maximum UV of 2 (Low) and 2 hours of bright sunshine. There are 5-10 cm of snow expected with 87% chance of some snow and a moderate breeze of 23 kph from the north-east.

  • 1°C maximum temperature1
    °C maximum temperature
  • -4°C minimum temperature-4
    °C minimum temperature
  • Mostly cloudy with snow
    mostly cloudy with snow
  • 2 hours of bright sunshine2
    hours of sunshine
  • UV (maximum) index 2 (Low)2
    UV index (Low)
  • 87% chance of some snow87
    % chance of some snow
  • 5-10 cm of snow expected<10
    cm of snow expected
  • -4°C wind chill-4
    °C wind chill
  • Moderate breeze of 23 kph from the North-East23
    kph wind from NE

Back to top

Ottawa weather for Monday 23rd March 2026

Expect scattered clouds in Ottawa, Ontario with a maximum temperature of 1°C, maximum UV of 4 (Moderate) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 13 kph from the north-west.

  • 1°C maximum temperature1
    °C maximum temperature
  • -5°C minimum temperature-5
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 11 hours of bright sunshine11
    hours of sunshine
  • UV (maximum) index 4 (Moderate)4
    UV index (Moderate)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • -3°C wind chill-3
    °C wind chill
  • Gentle breeze of 13 kph from the North-West13
    kph wind from NW

Back to top

Ottawa weather for Tuesday 24th March 2026

Expect broken clouds in Ottawa, Ontario with a maximum temperature of 1°C, maximum UV of 3 (Moderate) and 3 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 17 kph from the south-west.

  • 1°C maximum temperature1
    °C maximum temperature
  • -8°C minimum temperature-8
    °C minimum temperature
  • Broken clouds
    broken clouds
  • 3 hours of bright sunshine3
    hours of sunshine
  • UV (maximum) index 3 (Moderate)3
    UV index (Moderate)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • -4°C wind chill-4
    °C wind chill
  • Gentle breeze of 17 kph from the South-West17
    kph wind from SW

Back to top

Ottawa weather for Wednesday 25th March 2026

Expect mostly cloudy with light snow in Ottawa, Ontario with a maximum temperature of -1°C, maximum UV of 4 (Moderate) and 2 hours of bright sunshine. There are 2-5 cm of snow expected with 43% chance of some snow and a light breeze of 12 kph from the north-west.

  • -1°C maximum temperature-1
    °C maximum temperature
  • -8°C minimum temperature-8
    °C minimum temperature
  • Mostly cloudy with light snow
    mostly cloudy with light snow
  • 2 hours of bright sunshine2
    hours of sunshine
  • UV (maximum) index 4 (Moderate)4
    UV index (Moderate)
  • 43% chance of some snow43
    % chance of some snow
  • 2-5 cm of snow expected<5
    cm of snow expected
  • -5°C wind chill-5
    °C wind chill
  • Light breeze of 12 kph from the North-West12
    kph wind from NW

Back to top

Ottawa weather for Thursday 26th March 2026

Expect mostly cloudy with snow in Ottawa, Ontario with a maximum temperature of -1°C, maximum UV of 2 (Low) and no hours of bright sunshine. There are 10-20 cm of snow expected with 78% chance of some snow and a gentle breeze of 19 kph from the east.

  • -1°C maximum temperature-1
    °C maximum temperature
  • -10°C minimum temperature-10
    °C minimum temperature
  • Mostly cloudy with snow
    mostly cloudy with snow
  • No hours of bright sunshine0
    hours of sunshine
  • UV (maximum) index 2 (Low)2
    UV index (Low)
  • 78% chance of some snow78
    % chance of some snow
  • 10-20 cm of snow expected<20
    cm of snow expected
  • -6°C wind chill-6
    °C wind chill
  • Gentle breeze of 19 kph from the East19
    kph wind from E

Back to top

Crystal Ski: up to £320pp off last minute ski breaks

  • Save up to £320 per person on last minute skiing holidays
  • Book late skiing holiday deals to Europe & North America
  • Filter deals by destination, board basis, rating, travel dates
Go to Crystal Ski deal >>

View all Crystal Ski offers

Metric (°C / mm)  |  Imperial (°F / inches)

Back to top

More about Ontario

Related posts

Popular travel offers

Explore holiday destinations

More holidays

Save with latest deals & discounts

More deals

Airport parking

More parking

Airport lounges

More lounges

Top ^