Ottawa weather live forecast

Today's maximum temperature in Ottawa is expected to be 0°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 Thursday 12th March 2026 GMT

More about Ottawa

Ottawa by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for Ontario

Canadian Affair: Latest special offers on holidays

  • Save on holidays to Canada with top deals & discounts
  • Book holidays, cruises, ski breaks & tours to Canada
  • Offers include discounts, upgrades & more
Go to Canadian Affair deal >>

View all Canadian Affair offers

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 Thursday 12th March 2026

Expect cloudy with sleet or snow in Ottawa, Ontario with a maximum temperature of 0°C, maximum UV of 3 (Moderate) and 4 hours of bright sunshine. There are 0-2 cm of snow expected with 4% chance of some snow and a moderate breeze of 27 kph from the west.

  • 0°C maximum temperature0
    °C maximum temperature
  • -4°C minimum temperature-4
    °C minimum temperature
  • Cloudy with sleet or snow
    cloudy with sleet or snow
  • 4 hours of bright sunshine4
    hours of sunshine
  • UV (maximum) index 3 (Moderate)3
    UV index (Moderate)
  • 4% chance of some snow4
    % chance of some snow
  • 0-2 cm of snow expected<2
    cm of snow expected
  • -6°C wind chill-6
    °C wind chill
  • Moderate breeze of 27 kph from the West27
    kph wind from W

Back to top

Ottawa weather for Friday 13th March 2026

Expect mostly cloudy with snow in Ottawa, Ontario with a maximum temperature of 1°C, maximum UV of 1 (Low) and no hours of bright sunshine. There are 5-10 cm of snow expected with 80% chance of some snow and a moderate breeze of 23 kph from the south-east.

  • 1°C maximum temperature1
    °C maximum temperature
  • -5°C minimum temperature-5
    °C minimum temperature
  • Mostly cloudy with snow
    mostly cloudy with snow
  • No hours of bright sunshine0
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 80% chance of some snow80
    % chance of some snow
  • 5-10 cm of snow expected<10
    cm of snow expected
  • -4°C wind chill-4
    °C wind chill
  • Moderate breeze of 23 kph from the South-East23
    kph wind from SE

Back to top

Ottawa weather for Saturday 14th March 2026

Expect mostly cloudy with light snow in Ottawa, Ontario with a maximum temperature of 1°C, maximum UV of 3 (Moderate) and 1 hour of bright sunshine. There are 2-5 cm of snow expected with 48% chance of some snow and a moderate breeze of 25 kph from the west.

  • 1°C maximum temperature1
    °C maximum temperature
  • -6°C minimum temperature-6
    °C minimum temperature
  • Mostly cloudy with light snow
    mostly cloudy with light snow
  • 1 hour of bright sunshine1
    hour of sunshine
  • UV (maximum) index 3 (Moderate)3
    UV index (Moderate)
  • 48% chance of some snow48
    % chance of some snow
  • 2-5 cm of snow expected<5
    cm of snow expected
  • -5°C wind chill-5
    °C wind chill
  • Moderate breeze of 25 kph from the West25
    kph wind from W

Back to top

Ottawa weather for Sunday 15th March 2026

Expect mostly cloudy with light snow in Ottawa, Ontario with a maximum temperature of 1°C, maximum UV of 3 (Moderate) and no hours of bright sunshine. There are 2-5 cm of snow expected with 84% chance of some snow and a moderate breeze of 27 kph from the east.

  • 1°C maximum temperature1
    °C maximum temperature
  • -7°C minimum temperature-7
    °C minimum temperature
  • Mostly cloudy with light snow
    mostly cloudy with light snow
  • No hours of bright sunshine0
    hours of sunshine
  • UV (maximum) index 3 (Moderate)3
    UV index (Moderate)
  • 84% chance of some snow84
    % chance of some snow
  • 2-5 cm of snow expected<5
    cm of snow expected
  • -5°C wind chill-5
    °C wind chill
  • Moderate breeze of 27 kph from the East27
    kph wind from E

Back to top

Ottawa weather for Monday 16th March 2026

Expect cloudy with some rain in Ottawa, Ontario with a maximum temperature of 10°C and 1 hour of bright sunshine. There are 5-10 mm of rainfall expected with 82% chance of some rain and a fresh breeze of 29 kph from the south-west.

  • 10°C maximum temperature10
    °C maximum temperature
  • -3°C minimum temperature-3
    °C minimum temperature
  • Cloudy with some rain
    cloudy with some rain
  • 1 hour of bright sunshine1
    hour of sunshine
  • No UV (maximum) index0
    UV index (None)
  • 82% chance of some rain82
    % chance of some rain
  • 5-10 mm of rainfall expected<10
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Fresh breeze of 29 kph from the South-West29
    kph wind from SW

Back to top

Travelbag: up to 50% off 2026 holidays

  • Save up to 50% on 2026 holidays & tours with Travelbag
  • Book selected stays in popular destinations around the world
  • Travel before 31st December 2026 (inclusive)
Go to Travelbag deal >>

Expires at 23:59 on Tuesday 31st Mar 2026 · View all Travelbag offers

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

Back to top

More about Ontario

Related posts

Popular travel offers

Explore holiday destinations

More holidays

Save with latest deals & discounts

More deals

Airport parking

More parking

Airport lounges

More lounges

Top ^