Ottawa, ON Weather

Current Conditions
3°C
Fair Mostly Clear
Today: High 9 °C Low 3°C
Today's Weather Details
Sunrise:7:06
Humidity:87%
Visibility:24 km
Sunset:18:35
Wind:WSW 15 km/h
Pressure:100.426 rising
Data Source: The Weather Company
Extended Forecast
Wednesday
High: 18°C Low: 9°C
POP: 56%
Light Rain | Partly Cloudy Night
Thursday
High: 17°C Low: 6°C
POP: 24%
Partly Cloudy | Partly Cloudy Night
Friday
High: 15°C Low: 2°C
POP: 24%
Partly Cloudy | Partly Cloudy Night
Saturday
High: 15°C Low: 8°C
POP: 6%
Partly Cloudy | Partly Cloudy Night
Sunday
High: 21°C Low: 11°C
POP: 5%
Partly Cloudy | Partly Cloudy Night
Monday
High: °C Low: °C
POP: %

Latest Weather News

‘God cleaned the slate’: Ashes pave the road to recovery after B.C. wildfires

Joel Patan says his “life is ashes” now, as he sifts the ruins of his home that was incinerated last month in the small community of Faulder, B.C.

September 24, 2026 12:23 pm EST EST

Seasonal weather outlook: Canada is in for a warmer, drier than usual fall

Fall arrives on Tuesday and it’s looking to be warmer and drier than average this year for most of Canada. Parts of Atlantic Canada, the lower Great Lakes and coastal British Columbia will be closer…

September 22, 2026 5:25 pm EST EST

Frost possible in Ottawa as fall begins

It seems as if Mother Nature is ushering in autumn across Ottawa with a possible frost risk overnight Tuesday. Environment Canada is saying that conditions are favourable for frost development overnight…

September 21, 2026 2:55 pm EST EST

What does a ‘strong’ El Niño mean for Ottawa’s Rideau Canal?

Ottawa’s favourite winter pastime is expected to face challenges this year as a “strong” weather phenomenon reappears. Meteorologists from across the world are shocked at the “off the charts” ratings…

September 17, 2026 12:55 pm EST EST