Ottawa weather live forecast

Today's maximum temperature in Ottawa is expected to be 1°C. Select a day from the live weather forecast for Ottawa, Ontario, Canada for more weather parameters.

  • Tuesday
    18th Nov
    Broken clouds
  • Wednesday
    19th Nov
    Broken clouds
  • Thursday
    20th Nov
    Mostly cloudy with light snow (0-2 cm of snow expected)
  • Friday
    21st Nov
    Cloudy with sleet or snow (0-2 mm of rainfall expected)
  • Saturday
    22nd Nov
    Overcast skies

5-day weather forecast updated at 04:00 on Tuesday 18th November 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 Tuesday 18th November 2025

Expect broken clouds in Ottawa, Ontario with a maximum temperature of 1°C, maximum UV of 1 (Low) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 18 kph from the west.

  • 1°C maximum temperature1
    °C maximum temperature
  • -3°C minimum temperature-3
    °C minimum temperature
  • Broken clouds
    broken clouds
  • 4 hours of bright sunshine4
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • -4°C wind chill-4
    °C wind chill
  • Gentle breeze of 18 kph from the West18
    kph wind from W

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Ottawa weather for Wednesday 19th November 2025

Expect broken clouds in Ottawa, Ontario with a maximum temperature of 1°C, maximum UV of 1 (Low) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 8 kph from the west.

  • 1°C maximum temperature1
    °C maximum temperature
  • -4°C minimum temperature-4
    °C minimum temperature
  • Broken clouds
    broken clouds
  • 5 hours of bright sunshine5
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • -1°C wind chill-1
    °C wind chill
  • Light breeze of 8 kph from the West8
    kph wind from W

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Ottawa weather for Thursday 20th November 2025

Expect mostly cloudy with light snow in Ottawa, Ontario with a maximum temperature of 2°C, maximum UV of 1 (Low) and no hours of bright sunshine. There are 0-2 cm of snow expected with 25% chance of some snow and a light breeze of 8 kph from the south-east.

  • 2°C maximum temperature2
    °C maximum temperature
  • -4°C minimum temperature-4
    °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)
  • 25% chance of some snow25
    % chance of some snow
  • 0-2 cm of snow expected<2
    cm of snow expected
  • 0°C wind chill0
    °C wind chill
  • Light breeze of 8 kph from the South-East8
    kph wind from SE

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Ottawa weather for Friday 21st November 2025

Expect cloudy with sleet or snow in Ottawa, Ontario with a maximum temperature of 3°C and no hours of bright sunshine. There are 0-2 mm of sleet/snow expected with 83% chance of some sleet or snow and a gentle breeze of 17 kph from the west.

  • 3°C maximum temperature3
    °C maximum temperature
  • -1°C minimum temperature-1
    °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)
  • 83% chance of some sleet or snow83
    % chance of some sleet or snow
  • 0-2 mm of sleet/snow expected<2
    mm of sleet/snow expected
  • 0°C wind chill0
    °C wind chill
  • Gentle breeze of 17 kph from the West17
    kph wind from W

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Ottawa weather for Saturday 22nd November 2025

Expect overcast skies in Ottawa, Ontario with a maximum temperature of 1°C, maximum UV of 1 (Low) and no hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 16 kph from the west.

  • 1°C maximum temperature1
    °C maximum temperature
  • -2°C minimum temperature-2
    °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 mm of rainfall expected0
    mm of rainfall expected
  • -4°C wind chill-4
    °C wind chill
  • Gentle breeze of 16 kph from the West16
    kph wind from W

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

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