Ottawa weather live forecast

Today's maximum temperature in Ottawa is expected to be -12°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 Sunday 4th January 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 Sunday 4th January 2026

Expect broken clouds in Ottawa, Ontario with a maximum temperature of -12°C, maximum UV of 1 (Low) and 3 hours of bright sunshine. There are 0 cm of snow expected and a light breeze of 9 kph from the west.

  • -12°C maximum temperature-12
    °C maximum temperature
  • -18°C minimum temperature-18
    °C minimum temperature
  • Broken clouds
    broken clouds
  • 3 hours of bright sunshine3
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 0 cm of snow expected0
    cm of snow expected
  • -17°C wind chill-17
    °C wind chill
  • Light breeze of 9 kph from the West9
    kph wind from W

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Ottawa weather for Monday 5th January 2026

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 2-5 cm of snow expected with 79% chance of some snow and a light breeze of 11 kph from the east.

  • -11°C maximum temperature-11
    °C maximum temperature
  • -18°C minimum temperature-18
    °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)
  • 79% chance of some snow79
    % chance of some snow
  • 2-5 cm of snow expected<5
    cm of snow expected
  • -17°C wind chill-17
    °C wind chill
  • Light breeze of 11 kph from the East11
    kph wind from E

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Ottawa weather for Tuesday 6th January 2026

Expect mostly cloudy with light snow in Ottawa, Ontario with a maximum temperature of -7°C, maximum UV of 1 (Low) and 1 hour of bright sunshine. There are 0-2 cm of snow expected with 69% chance of some snow and a gentle breeze of 16 kph from the east.

  • -7°C maximum temperature-7
    °C maximum temperature
  • -14°C minimum temperature-14
    °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)
  • 69% chance of some snow69
    % chance of some snow
  • 0-2 cm of snow expected<2
    cm of snow expected
  • -13°C wind chill-13
    °C wind chill
  • Gentle breeze of 16 kph from the East16
    kph wind from E

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Ottawa weather for Wednesday 7th January 2026

Expect mostly cloudy with snow in Ottawa, Ontario with a maximum temperature of -2°C, maximum UV of 1 (Low) and 1 hour of bright sunshine. There are 5-10 cm of snow expected with 76% chance of some snow and a gentle breeze of 17 kph from the east.

  • -2°C maximum temperature-2
    °C maximum temperature
  • -7°C minimum temperature-7
    °C minimum temperature
  • Mostly cloudy with snow
    mostly cloudy with snow
  • 1 hour of bright sunshine1
    hour of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 76% chance of some snow76
    % chance of some snow
  • 5-10 cm of snow expected<10
    cm of snow expected
  • -7°C wind chill-7
    °C wind chill
  • Gentle breeze of 17 kph from the East17
    kph wind from E

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Ottawa weather for Thursday 8th January 2026

Expect overcast skies in Ottawa, Ontario with a maximum temperature of 0°C, maximum UV of 1 (Low) and no hours of bright sunshine. There are 0 cm of snow expected and a light breeze of 10 kph from the south-east.

  • 0°C maximum temperature0
    °C maximum temperature
  • -5°C minimum temperature-5
    °C minimum temperature
  • Overcast skies
    overcast skies
  • No hours of bright sunshine0
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 0 cm of snow expected0
    cm of snow expected
  • -3°C wind chill-3
    °C wind chill
  • Light breeze of 10 kph from the South-East10
    kph wind from SE

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

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