Ottawa weather live forecast

Today's maximum temperature in Ottawa is expected to be 8°C. Select a day from the live weather forecast for Ottawa, Ontario, Canada for more weather parameters.

  • Tuesday
    10th Mar
    Sunshine and showers (0-2 mm of rainfall expected)
  • Wednesday
    11th Mar
    Cloudy with sleet or snow (30-40 mm of rainfall expected)
  • Thursday
    12th Mar
    Broken clouds
  • Friday
    13th Mar
    Mostly cloudy with light snow (2-5 cm of snow expected)
  • Saturday
    14th Mar
    Broken clouds

5-day weather forecast updated at 04:00 on Tuesday 10th March 2026 GMT

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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 Tuesday 10th March 2026

Expect sunshine and showers in Ottawa, Ontario with a maximum temperature of 8°C, maximum UV of 1 (Low) and 5 hours of bright sunshine. There are 0-2 mm of rainfall expected with 25% chance of some rain and a gentle breeze of 14 kph from the north.

  • 8°C maximum temperature8
    °C maximum temperature
  • 1°C minimum temperature1
    °C minimum temperature
  • Sunshine and showers
    sunshine and showers
  • 5 hours of bright sunshine5
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 25% chance of some rain25
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • 6°C wind chill6
    °C wind chill
  • Gentle breeze of 14 kph from the North14
    kph wind from N

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Ottawa weather for Wednesday 11th March 2026

Expect cloudy with sleet or snow in Ottawa, Ontario with a maximum temperature of 2°C and no hours of bright sunshine. There are 30-40 mm of sleet/snow expected with 100% chance of some sleet or snow and a moderate breeze of 23 kph from the east.

  • 2°C maximum temperature2
    °C maximum temperature
  • 0°C minimum temperature0
    °C minimum temperature
  • Cloudy with sleet or snow
    cloudy with sleet or snow
  • No hours of bright sunshine0
    hours of sunshine
  • No UV (maximum) index0
    UV index (None)
  • 100% chance of some sleet or snow100
    % chance of some sleet or snow
  • 30-40 mm of sleet/snow expected<40
    mm of sleet/snow expected
  • -3°C wind chill-3
    °C wind chill
  • Moderate breeze of 23 kph from the East23
    kph wind from E

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Ottawa weather for Thursday 12th March 2026

Expect broken clouds in Ottawa, Ontario with a maximum temperature of 2°C, maximum UV of 3 (Moderate) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 28 kph from the west.

  • 2°C maximum temperature2
    °C maximum temperature
  • -5°C minimum temperature-5
    °C minimum temperature
  • Broken clouds
    broken clouds
  • 6 hours of bright sunshine6
    hours of sunshine
  • UV (maximum) index 3 (Moderate)3
    UV index (Moderate)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • -3°C wind chill-3
    °C wind chill
  • Moderate breeze of 28 kph from the West28
    kph wind from W

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Ottawa weather for Friday 13th March 2026

Expect mostly cloudy with light snow in Ottawa, Ontario with a maximum temperature of 1°C, maximum UV of 2 (Low) and no hours of bright sunshine. There are 2-5 cm of snow expected with 93% chance of some snow and a moderate breeze of 26 kph from the east.

  • 1°C maximum temperature1
    °C maximum temperature
  • -6°C minimum temperature-6
    °C minimum temperature
  • Mostly cloudy with light snow
    mostly cloudy with light snow
  • No hours of bright sunshine0
    hours of sunshine
  • UV (maximum) index 2 (Low)2
    UV index (Low)
  • 93% chance of some snow93
    % chance of some snow
  • 2-5 cm of snow expected<5
    cm of snow expected
  • -5°C wind chill-5
    °C wind chill
  • Moderate breeze of 26 kph from the East26
    kph wind from E

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Ottawa weather for Saturday 14th March 2026

Expect broken clouds in Ottawa, Ontario with a maximum temperature of 0°C, maximum UV of 3 (Moderate) and 5 hours of bright sunshine. There are 0 cm of snow expected and a moderate breeze of 25 kph from the west.

  • 0°C maximum temperature0
    °C maximum temperature
  • -6°C minimum temperature-6
    °C minimum temperature
  • Broken clouds
    broken clouds
  • 5 hours of bright sunshine5
    hours of sunshine
  • UV (maximum) index 3 (Moderate)3
    UV index (Moderate)
  • 0 cm of snow expected0
    cm of snow expected
  • -6°C wind chill-6
    °C wind chill
  • Moderate breeze of 25 kph from the West25
    kph wind from W

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

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