Ottawa, ON Weather

Current Conditions
21°C
Fair Mostly Sunny
Today: High 27 °C Low 14°C
Today's Weather Details
Sunrise:5:25
Humidity:53%
Visibility:24 km
Sunset:20:50
Wind:N 11 km/h
Pressure:100.459 rising
Data Source: The Weather Company
Extended Forecast
Sunday
High: 29°C Low: 17°C
POP: 4%
Partly Cloudy | Partly Cloudy Night
Monday
High: 30°C Low: 21°C
POP: 8%
Partly Cloudy | Partly Cloudy Night
Tuesday
High: 36°C Low: 21°C
POP: 5%
Partly Cloudy | Partly Cloudy Night
Wednesday
High: 28°C Low: 16°C
POP: 4%
Partly Cloudy | Fair Mostly Clear
Thursday
High: 28°C Low: 14°C
POP: 15%
Partly Cloudy | Partly Cloudy Night
Friday
High: 24°C Low: 13°C
POP: 13%
Partly Cloudy | Partly Cloudy Night

Latest Weather News

Risk of thunderstorms Thursday ahead of expected heat wave next week

Another heat wave is expected to descend on the nation’s capital starting next week on Monday, with highs above 30 and feeling closer to 40. Thunderstorms and scattered showers are possible Thursday…

July 9, 2026 10:39 am EST EST

Two tornadoes touched down near Kingston cause over 18km of damage

Researchers say a pair of tornadoes touched down in eastern Ontario about a week ago, snapping trees and badly damaging barn roofs.  On June 30, a fast-moving system in Kingston was warned by Environment…

July 6, 2026 2:17 pm EST EST

Severe storm on Canada Day, some of the worst flooding seen in years

Officials are mobilizing all efforts to help impacted residents after brief but intense rainfall quickly swept over Ottawa on Canada Day. According to the city’s Mayor, Mark Sutcliffe, who spoke to…

July 2, 2026 2:47 pm EST EST

What’s driving the extreme heat?

We’re at a point where “record-breaking heat” has become a broken-record phrase. Year over year, we hear how many parts of the world have reached a new temperature high. Just days into summer 2026,…

July 2, 2026 7:47 am EST EST