Ottawa weather live forecast

Today's maximum temperature in Ottawa is expected to be 22°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 Monday 27th April 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 Monday 27th April 2026

Expect clear skies in Ottawa, Ontario with a maximum temperature of 22°C, maximum UV of 6 (High) and 14 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 10 kph from the south-east.

  • 22°C maximum temperature22
    °C maximum temperature
  • 7°C minimum temperature7
    °C minimum temperature
  • Clear skies
    clear skies
  • 14 hours of bright sunshine14
    hours of sunshine
  • UV (maximum) index 6 (High)6
    UV index (High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 22°C wind chill22
    °C wind chill
  • Light breeze of 10 kph from the South-East10
    kph wind from SE

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Ottawa weather for Tuesday 28th April 2026

Expect mostly cloudy with light rain in Ottawa, Ontario with a maximum temperature of 18°C, maximum UV of 5 (Moderate) and 3 hours of bright sunshine. There are 2-5 mm of rainfall expected with 76% chance of some rain and a moderate breeze of 24 kph from the south.

  • 18°C maximum temperature18
    °C maximum temperature
  • 9°C minimum temperature9
    °C minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • 3 hours of bright sunshine3
    hours of sunshine
  • UV (maximum) index 5 (Moderate)5
    UV index (Moderate)
  • 76% chance of some rain76
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • 18°C wind chill18
    °C wind chill
  • Moderate breeze of 24 kph from the South24
    kph wind from S

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Ottawa weather for Wednesday 29th April 2026

Expect overcast with light rain in Ottawa, Ontario with a maximum temperature of 16°C, maximum UV of 2 (Low) and no hours of bright sunshine. There are 5-10 mm of rainfall expected with 95% chance of some rain and a gentle breeze of 13 kph from the south-west.

  • 16°C maximum temperature16
    °C maximum temperature
  • 10°C minimum temperature10
    °C minimum temperature
  • Overcast with light rain
    overcast with light rain
  • No hours of bright sunshine0
    hours of sunshine
  • UV (maximum) index 2 (Low)2
    UV index (Low)
  • 95% chance of some rain95
    % chance of some rain
  • 5-10 mm of rainfall expected<10
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Gentle breeze of 13 kph from the South-West13
    kph wind from SW

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Ottawa weather for Thursday 30th April 2026

Expect mostly cloudy with rain in Ottawa, Ontario with a maximum temperature of 11°C, maximum UV of 1 (Low) and no hours of bright sunshine. There are 20-30 mm of rainfall expected with 71% chance of some rain and a gentle breeze of 18 kph from the north-west.

  • 11°C maximum temperature11
    °C maximum temperature
  • 3°C minimum temperature3
    °C minimum temperature
  • Mostly cloudy with rain
    mostly cloudy with rain
  • No hours of bright sunshine0
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 71% chance of some rain71
    % chance of some rain
  • 20-30 mm of rainfall expected<30
    mm of rainfall expected
  • 11°C wind chill11
    °C wind chill
  • Gentle breeze of 18 kph from the North-West18
    kph wind from NW

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Ottawa weather for Friday 1st May 2026

Expect scattered clouds in Ottawa, Ontario with a maximum temperature of 6°C, maximum UV of 3 (Moderate) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 20 kph from the north-west.

  • 6°C maximum temperature6
    °C maximum temperature
  • 1°C minimum temperature1
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 7 hours of bright sunshine7
    hours of sunshine
  • UV (maximum) index 3 (Moderate)3
    UV index (Moderate)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 3°C wind chill3
    °C wind chill
  • Moderate breeze of 20 kph from the North-West20
    kph wind from NW

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