Ottawa weather live forecast

Today's maximum temperature in Ottawa is expected to be 19°F. 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 19°F, maximum UV of 1 (Low) and 1 hour of bright sunshine. There are 0 cm of snow expected and a gentle breeze of 9 mph from the south.

  • 19°F maximum temperature19
    °F maximum temperature
  • 3°F minimum temperature3
    °F 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
  • 10°F wind chill10
    °F wind chill
  • Gentle breeze of 9 mph from the South9
    mph 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 32°F 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 11 mph from the south.

  • 32°F maximum temperature32
    °F maximum temperature
  • 16°F minimum temperature16
    °F 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
  • 23°F wind chill23
    °F wind chill
  • Gentle breeze of 11 mph from the South11
    mph 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 12°F, 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 8 mph from the north.

  • 12°F maximum temperature12
    °F maximum temperature
  • 5°F minimum temperature5
    °F 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
  • 1°F wind chill1
    °F wind chill
  • Gentle breeze of 8 mph from the North8
    mph 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 9°F, maximum UV of 1 (Low) and 9 hours of bright sunshine. There are 0 cm of snow expected and a light breeze of 7 mph from the north-west.

  • 9°F maximum temperature9
    °F maximum temperature
  • 3°F minimum temperature3
    °F 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
  • -2°F wind chill-2
    °F wind chill
  • Light breeze of 7 mph from the North-West7
    mph 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 25°F, 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 10 mph from the south.

  • 25°F maximum temperature25
    °F maximum temperature
  • 3°F minimum temperature3
    °F 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
  • 14°F wind chill14
    °F wind chill
  • Gentle breeze of 10 mph from the South10
    mph wind from S

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