Ottawa weather live forecast

Today's maximum temperature in Ottawa is expected to be -7°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 Friday 5th 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 Friday 5th December 2025

Expect broken clouds in Ottawa, Ontario with a maximum temperature of -7°C, maximum UV of 1 (Low) and 1 hour of bright sunshine. There are 0 cm of snow expected and a gentle breeze of 15 kph from the south.

  • -7°C maximum temperature-7
    °C maximum temperature
  • -16°C minimum temperature-16
    °C minimum temperature
  • Broken clouds
    broken clouds
  • 1 hour of bright sunshine1
    hour of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 0 cm of snow expected0
    cm of snow expected
  • -12°C wind chill-12
    °C wind chill
  • Gentle breeze of 15 kph from the South15
    kph wind from S

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Ottawa weather for Saturday 6th December 2025

Expect mostly cloudy with light snow in Ottawa, Ontario with a maximum temperature of 0°C and 1 hour of bright sunshine. There are 0-2 cm of snow expected with 85% chance of some snow and a gentle breeze of 18 kph from the south.

  • 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
  • 1 hour of bright sunshine1
    hour of sunshine
  • No UV (maximum) index0
    UV index (None)
  • 85% chance of some snow85
    % chance of some snow
  • 0-2 cm of snow expected<2
    cm of snow expected
  • -5°C wind chill-5
    °C wind chill
  • Gentle breeze of 18 kph from the South18
    kph wind from S

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Ottawa weather for Sunday 7th December 2025

Expect mostly cloudy with light snow in Ottawa, Ontario with a maximum temperature of -11°C, maximum UV of 1 (Low) and no hours of bright sunshine. There are 0-2 cm of snow expected with 73% chance of some snow and a gentle breeze of 13 kph from the north.

  • -11°C maximum temperature-11
    °C maximum temperature
  • -15°C minimum temperature-15
    °C minimum temperature
  • Mostly cloudy with light snow
    mostly cloudy with light snow
  • No hours of bright sunshine0
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 73% chance of some snow73
    % chance of some snow
  • 0-2 cm of snow expected<2
    cm of snow expected
  • -17°C wind chill-17
    °C wind chill
  • Gentle breeze of 13 kph from the North13
    kph wind from N

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Ottawa weather for Monday 8th December 2025

Expect clear skies in Ottawa, Ontario with a maximum temperature of -13°C, maximum UV of 1 (Low) and 9 hours of bright sunshine. There are 0 cm of snow expected and a light breeze of 12 kph from the north-west.

  • -13°C maximum temperature-13
    °C maximum temperature
  • -16°C minimum temperature-16
    °C minimum temperature
  • Clear skies
    clear skies
  • 9 hours of bright sunshine9
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 0 cm of snow expected0
    cm of snow expected
  • -19°C wind chill-19
    °C wind chill
  • Light breeze of 12 kph from the North-West12
    kph wind from NW

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Ottawa weather for Tuesday 9th December 2025

Expect mostly cloudy with light snow in Ottawa, Ontario with a maximum temperature of -4°C, maximum UV of 1 (Low) and no hours of bright sunshine. There are 0-2 cm of snow expected with 84% chance of some snow and a gentle breeze of 16 kph from the south.

  • -4°C maximum temperature-4
    °C maximum temperature
  • -16°C minimum temperature-16
    °C minimum temperature
  • Mostly cloudy with light snow
    mostly cloudy with light snow
  • No hours of bright sunshine0
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 84% chance of some snow84
    % chance of some snow
  • 0-2 cm of snow expected<2
    cm of snow expected
  • -10°C wind chill-10
    °C wind chill
  • Gentle breeze of 16 kph from the South16
    kph wind from S

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

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