Ottawa weather live forecast

Today's maximum temperature in Ottawa is expected to be 0°C. Select a day from the live weather forecast for Ottawa, Ontario, Canada for more weather parameters.

5-day weather forecast updated at 04:01 on Monday 1st December 2025 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 Monday 1st December 2025

Expect broken clouds in Ottawa, Ontario with a maximum temperature of 0°C, maximum UV of 1 (Low) and 6 hours of bright sunshine. There are 0 cm of snow expected and a moderate breeze of 25 kph from the north-west.

  • 0°C maximum temperature0
    °C maximum temperature
  • -9°C minimum temperature-9
    °C minimum temperature
  • Broken clouds
    broken clouds
  • 6 hours of bright sunshine6
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 0 cm of snow expected0
    cm of snow expected
  • -6°C wind chill-6
    °C wind chill
  • Moderate breeze of 25 kph from the North-West25
    kph wind from NW

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Ottawa weather for Tuesday 2nd December 2025

Expect mostly cloudy with light snow in Ottawa, Ontario with a maximum temperature of -4°C, maximum UV of 1 (Low) and 1 hour of bright sunshine. There are 0-2 cm of snow expected with 37% chance of some snow and a light breeze of 9 kph from the south-east.

  • -4°C maximum temperature-4
    °C maximum temperature
  • -9°C minimum temperature-9
    °C minimum temperature
  • Mostly cloudy with light snow
    mostly cloudy with light snow
  • 1 hour of bright sunshine1
    hour of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 37% chance of some snow37
    % chance of some snow
  • 0-2 cm of snow expected<2
    cm of snow expected
  • -7°C wind chill-7
    °C wind chill
  • Light breeze of 9 kph from the South-East9
    kph wind from SE

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Ottawa weather for Wednesday 3rd December 2025

Expect mostly cloudy with light snow in Ottawa, Ontario with a maximum temperature of 0°C, maximum UV of 1 (Low) and 3 hours of bright sunshine. There are 0-2 cm of snow expected with 91% chance of some snow and a gentle breeze of 19 kph from the south-west.

  • 0°C maximum temperature0
    °C maximum temperature
  • -9°C minimum temperature-9
    °C minimum temperature
  • Mostly cloudy with light snow
    mostly cloudy with light snow
  • 3 hours of bright sunshine3
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 91% chance of some snow91
    % chance of some snow
  • 0-2 cm of snow expected<2
    cm of snow expected
  • -6°C wind chill-6
    °C wind chill
  • Gentle breeze of 19 kph from the South-West19
    kph wind from SW

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Ottawa weather for Thursday 4th December 2025

Expect clear skies with flurries of snow in Ottawa, Ontario with a maximum temperature of -1°C, maximum UV of 1 (Low) and 5 hours of bright sunshine. There are 0-2 cm of snow expected with 21% chance of some snow and a moderate breeze of 21 kph from the west.

  • -1°C maximum temperature-1
    °C maximum temperature
  • -16°C minimum temperature-16
    °C minimum temperature
  • Clear skies with flurries of snow
    clear skies with flurries of snow
  • 5 hours of bright sunshine5
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 21% chance of some snow21
    % chance of some snow
  • 0-2 cm of snow expected<2
    cm of snow expected
  • -7°C wind chill-7
    °C wind chill
  • Moderate breeze of 21 kph from the West21
    kph wind from W

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Ottawa weather for Friday 5th December 2025

Expect mostly cloudy with light snow in Ottawa, Ontario with a maximum temperature of -5°C, maximum UV of 1 (Low) and 1 hour of bright sunshine. There are 2-5 cm of snow expected with 28% chance of some snow and a gentle breeze of 17 kph from the south.

  • -5°C maximum temperature-5
    °C maximum temperature
  • -17°C minimum temperature-17
    °C minimum temperature
  • Mostly cloudy with light snow
    mostly cloudy with light snow
  • 1 hour of bright sunshine1
    hour of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 28% chance of some snow28
    % chance of some snow
  • 2-5 cm of snow expected<5
    cm of snow expected
  • -11°C wind chill-11
    °C wind chill
  • Gentle breeze of 17 kph from the South17
    kph wind from S

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

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