Today's Weather Forecast - Ottawa
Today's weather in Ottawa. high 22°C (72°F), low 13°C (55°F). Overcast.
Today’s Hourly Weather Outlook
Morning6 AM – Noon18°
- Wind speed
- 22 km/h
- Rain probability
- 0%
AfternoonNoon – 6 PM21°
- Wind speed
- 22 km/h
- Rain probability
- 0%
Evening6 PM – Midn15°
- Wind speed
- 17 km/h
- Rain probability
- 0%
NightMidn – 6 AM19°
- Wind speed
- 14 km/h
- Rain probability
- 0%
24-Hour Rain & Temperature Forecast
Sunrise & Sunset
Sunrise
Dawn 6:05 AMTotal Daylight
89% of day elapsedSolar noon 12:59 PM
Sunset
Dusk 7:53 PMRemaining1h 24m
Solar elevation14°
vs yesterday-5 min
Air Quality Index & Health Advice
Air Quality Index
- Air quality level
- Good
- Dominant pollutant
- Dominant: O3
- Monitoring station
- Ottawa
- PM2.5
- 13μg/m³
- O₃
- 23.3ppb
- NO₂
- 1.5ppb
- SO₂
- 0.2ppb
- CO
- 5ppm
5-Day Weather Forecast
Full 15-Day ForecastWeather Insight
Ottawa is forecast to reach a high of 22°C today, with an overnight low around 13°C. Expect little chance of rain (0% probability) and moderate breezes averaging 22 km/h. Air quality is currently good (AQI 34), with no notable outdoor health concerns.
Today vs Normal
22°C0° below normal
The long-term average high for today is 22°C.
2 of the last 20 days with published data ran above normal.
It continues that pattern - today's forecast is also running below normal.
Red = above normal, blue = at or below · last 12 days
Air Quality
Air Quality
Good
Air quality is considered satisfactory, and air pollution poses little or no risk. It’s a good day to be active outside.