Current weather
4:00 PM- Wind
- S 10 km/h
- Wind gusts
- 30 km/h
- Humidity
- 21%
- Air quality (AQHI)
- 3 · Moderate risk
- UV index
- 3 · Moderate
More details
- Dew point
- 3°C
- Pressure
- 100.8 kPa ↘ falling
- Visibility
- 10 km
- Sunrise
- 7:18 AM
- Sunset
- 7:35 PM
- Daylight
- 12 h 17 min
Hourly forecast
Hourly →- Now21°6%
- 5 PM26°0%
- 6 PM26°0%
- 7 PM23°0%
- 8 PM21°0%
- 9 PM18°0%
- 10 PM17°0%
- 11 PM16°0%
- Tue
- 12 AM15°0%
- 1 AM14°0%
- 2 AM13°0%
- 3 AM12°0%
- 4 AM12°0%
- 5 AM11°0%
- 6 AM11°0%
- 7 AM11°0%
- 8 AM12°0%
- 9 AM12°0%
- 10 AM14°0%
- 11 AM16°0%
- 12 PM18°0%
- 1 PM19°0%
- 2 PM20°0%
- 3 PM21°0%
14-day forecast
Full 14-day →TonightSep 2123°11°Mostly sunnyA few clouds5%
Day
- Wind
- W 10 km/h
- Wind gusts
- 33 km/h
- Precipitation
- 5% · 0 mm
- UV index (max)
- 3 Moderate
- Air quality (AQHI)
- 4 · Moderate risk
Night
Clear. Becoming partly cloudy near midnight. Low 11.
- Low
- 11°
- Wind
- W 10 km/h
TueSep 2221°9°Mainly sunnyChance of showers40%
Day
Mainly sunny. Wind becoming northwest 20 km/h gusting to 40 near noon. High 21. UV index 3 or moderate.
- Wind
- NW 20 km/h
- Wind gusts
- 40 km/h
- Precipitation
- 40% · 0.1 mm
- UV index (max)
- 3 Moderate
- Air quality (AQHI)
- 3 · Low risk
Night
Increasing cloudiness early in the evening. 40 percent chance of showers late in the evening and overnight. Wind northeast 20 km/h becoming light near midnight. Low 9.
- Low
- 9°
- Wind
- NE 20 km/h
- Precipitation
- 40%
WedSep 2319°6°A mix of sun and cloudCloudy periods77%
Day
Clearing. High 19.
- Precipitation
- 77% · 8 mm
- UV index (max)
- 3 Low
Night
Cloudy periods. Low 6.
- Low
- 6°
ThuSep 2417°9°A mix of sun and cloudChance of showers40%
Day
A mix of sun and cloud. High 17.
- Precipitation
- 40% · 0.1 mm
- UV index (max)
- 3 Low
Night
Cloudy with 40 percent chance of showers. Low 9.
- Low
- 9°
- Precipitation
- 40%
FriSep 2512°6°ShowersChance of showers60%
Day
Showers. High 12.
- Precipitation
- 60% · 0 mm
- UV index (max)
- 1 Low
Night
Cloudy with 60 percent chance of showers. Low 6.
- Low
- 6°
- Precipitation
- 60%
SatSep 2612°3°Chance of showersCloudy periods60%
Day
Cloudy with 60 percent chance of showers. High 12.
- Precipitation
- 60% · 0.4 mm
- UV index (max)
- 3 Moderate
Night
Cloudy periods. Low plus 3.
- Low
- 3°
SunSep 2714°5°A mix of sun and cloud8%
Day
A mix of sun and cloud. High 14.
- Precipitation
- 8% · 0 mm
- UV index (max)
- 3 Moderate
Night
Low 5.
- Low
- 5°
MonSep 288°4°ShowersNight low 4°66%
Day
Showers. High 8.
- Wind
- W 12 km/h
- Wind gusts
- 24 km/h
- Precipitation
- 66% · 2 mm
- UV index (max)
- 2 Low
Night
Low 4.
- Low
- 4°
TueSep 2910°4°SunnyNight low 4°11%
Day
Sunny. High 10.
- Wind
- NW 17 km/h
- Wind gusts
- 25 km/h
- Precipitation
- 11% · 0 mm
- UV index (max)
- 3 Moderate
Night
Low 4.
- Low
- 4°
WedSep 308°2°Partly cloudyNight low 2°26%
Day
Partly cloudy. High 8.
- Wind
- NW 15 km/h
- Wind gusts
- 24 km/h
- Precipitation
- 26% · 0.1 mm
- UV index (max)
- 3 Moderate
Night
Low 2.
- Low
- 2°
ThuOct 111°3°SunnyNight low 3°9%
Day
Sunny. High 11.
- Wind
- SE 16 km/h
- Wind gusts
- 43 km/h
- Precipitation
- 9% · 0 mm
- UV index (max)
- 3 Moderate
Night
Low 3.
- Low
- 3°
FriOct 213°4°Mostly cloudyNight low 4°13%
Day
Mostly cloudy. High 13.
- Wind
- SE 26 km/h
- Wind gusts
- 56 km/h
- Precipitation
- 13% · 0 mm
- UV index (max)
- 3 Moderate
Night
Low 4.
- Low
- 4°
SatOct 314°9°SunnyNight low 9°7%
Day
Sunny. High 14.
- Wind
- NW 20 km/h
- Wind gusts
- 38 km/h
- Precipitation
- 7% · 0 mm
- UV index (max)
- 4 Moderate
Night
Low 9.
- Low
- 9°
SunOct 421°13°SunnyNight low 13°4%
Day
Sunny. High 21.
- Wind
- W 17 km/h
- Wind gusts
- 33 km/h
- Precipitation
- 4% · 0 mm
- UV index (max)
- 6 High
Night
Low 13.
- Low
- 13°
Sun & Moon
Moon calendar →Pollen today · Westmount
Model estimate from WeatherAPI.com — pollen grains per m³ of air; levels on the National Allergy Bureau scale.
Climate · monthly normals
Full climate →| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| High | -6° | -3° | 2° | 11° | 18° | 21° | 23° | 23° | 17° | 10° | 0° | -5° |
| Low | -15° | -13° | -7° | -1° | 5° | 10° | 12° | 11° | 6° | 0° | -8° | -13° |
| Precip | 22 mm | 12 mm | 16 mm | 29 mm | 46 mm | 77 mm | 94 mm | 62 mm | 43 mm | 22 mm | 18 mm | 15 mm |