Current weather
11:00 AM17°C
Cloudy
High 23° · Low 13° · 12%
- Wind
- N 8 km/h
- Wind gusts
- 30 km/h
- Humidity
- 82%
- UV index
- 0 · Low
More details
- Dew point
- 14°C
- Pressure
- 102.4 kPa
- Visibility
- 10 km
- Sunrise
- 6:35 AM
- Sunset
- 7:02 PM
- Daylight
- 12 h 27 min
Observed at Montréal Metropolitain Airport, 11:00 AM EDT · Environment and Climate Change Canada
Hourly forecast
Hourly →- Now17°14%
- 12 PM19°0%
- 1 PM20°0%
- 2 PM21°0%
- 3 PM22°0%
- 4 PM22°0%
- 5 PM23°0%
- 6 PM22°0%
- 7 PM20°0%
- 8 PM19°0%
- 9 PM18°0%
- 10 PM18°0%
- 11 PM17°0%
- Fri
- 12 AM16°0%
- 1 AM15°0%
- 2 AM14°0%
- 3 AM14°0%
- 4 AM13°0%
- 5 AM13°0%
- 6 AM14°0%
- 7 AM14°0%
- 8 AM15°0%
- 9 AM16°0%
- 10 AM17°0%
14-day forecast
Full 14-day →TodaySep 1723°13°A mix of sun and cloudA few clouds12%
Day
A mix of sun and cloud. Clearing late this afternoon. High 23. Humidex 26. UV index 6 or high.
- Humidex
- 26
- Wind
- NE 10 km/h
- Precipitation
- 12% · 0 mm
- UV index (max)
- 6 High
- Air quality (AQHI)
- 2 · Low risk
Night
A few clouds. Low 13.
- Low
- 13°
- Wind
- NW 15 km/h
Sunrise6:35 AM
Sunset7:02 PM
Daylight12 h 27 min
Normal19° / 9°
FriSep 1821°7°Mainly sunnyClear4%
Day
Mainly sunny. Wind becoming northwest 20 km/h in the morning. High 21. UV index 5 or moderate.
- Wind
- NW 20 km/h
- Precipitation
- 4% · 0 mm
- UV index (max)
- 5 Moderate
- Air quality (AQHI)
- 1 · Low risk
Night
Clear. Low 7.
- Low
- 7°
Sunrise6:36 AM
Sunset6:59 PM
Daylight12 h 23 min
SatSep 1918°9°SunnyCloudy periods13%
Day
Sunny. High 18.
- Precipitation
- 13% · 0 mm
- UV index (max)
- 5 Moderate
Night
Increasing cloudiness. Low 9.
- Low
- 9°
Sunrise6:37 AM
Sunset6:58 PM
Daylight12 h 20 min
SunSep 2020°9°CloudyClear73%
Day
Cloudy. High 20.
- Precipitation
- 73% · 2 mm
- UV index (max)
- 4 Moderate
Night
Clear. Low 9.
- Low
- 9°
Sunrise6:39 AM
Sunset6:56 PM
Daylight12 h 16 min
MonSep 2118°5°SunnyCloudy periods13%
Day
Sunny. High 18.
- Precipitation
- 13% · 0 mm
- UV index (max)
- 3 Moderate
Night
Cloudy periods. Low plus 5.
- Low
- 5°
Sunrise6:40 AM
Sunset6:54 PM
Daylight12 h 13 min
TueSep 2218°8°A mix of sun and cloudCloudy periods18%
Day
A mix of sun and cloud. High 18.
- Precipitation
- 18% · 0 mm
- UV index (max)
- 3 Moderate
Night
Cloudy periods. Low 8.
- Low
- 8°
Sunrise6:41 AM
Sunset6:52 PM
Daylight12 h 10 min
WedSep 2319°9°A mix of sun and cloud82%
Day
A mix of sun and cloud. High 19.
- Precipitation
- 82% · 3 mm
- UV index (max)
- 3 Moderate
Night
Low 9.
- Low
- 9°
Sunrise6:42 AM
Sunset6:50 PM
Daylight12 h 7 min
Days 8–14 · trend, lower confidence
ThuSep 2418°12°Mostly cloudyNight low 12°85%
Day
Mostly cloudy. High 18.
- Wind
- S 27 km/h
- Wind gusts
- 52 km/h
- Precipitation
- 85% · 5 mm
- UV index (max)
- 4 Moderate
Night
Low 12.
- Low
- 12°
Sunrise6:44 AM
Sunset6:48 PM
Daylight12 h 4 min
SourceExtended outlook
FriSep 2514°9°ShowersNight low 9°85%
Day
Showers. High 14.
- Wind
- NW 18 km/h
- Wind gusts
- 36 km/h
- Precipitation
- 85% · 6 mm
- UV index (max)
- 3 Moderate
Night
Low 9.
- Low
- 9°
Sunrise6:45 AM
Sunset6:46 PM
Daylight12 h 1 min
SourceExtended outlook
SatSep 2614°7°SunnyNight low 7°7%
Day
Sunny. High 14.
- Wind
- W 21 km/h
- Wind gusts
- 39 km/h
- Precipitation
- 7% · 0 mm
- UV index (max)
- 4 Moderate
Night
Low 7.
- Low
- 7°
Sunrise6:46 AM
Sunset6:44 PM
Daylight11 h 57 min
SourceExtended outlook
SunSep 2719°9°SunnyNight low 9°8%
Day
Sunny. High 19.
- Wind
- SW 16 km/h
- Wind gusts
- 50 km/h
- Precipitation
- 8% · 0 mm
- UV index (max)
- 5 Moderate
Night
Low 9.
- Low
- 9°
Sunrise6:47 AM
Sunset6:42 PM
Daylight11 h 54 min
SourceExtended outlook
MonSep 2822°14°Mostly cloudyNight low 14°12%
Day
Mostly cloudy. High 22.
- Wind
- SW 23 km/h
- Wind gusts
- 51 km/h
- Precipitation
- 12% · 0 mm
- UV index (max)
- 6 High
Night
Low 14.
- Low
- 14°
Sunrise6:49 AM
Sunset6:40 PM
Daylight11 h 51 min
SourceExtended outlook
TueSep 2922°15°SunnyNight low 15°8%
Day
Sunny. High 22.
- Wind
- W 20 km/h
- Wind gusts
- 49 km/h
- Precipitation
- 8% · 0 mm
- UV index (max)
- 6 High
Night
Low 15.
- Low
- 15°
Sunrise6:50 AM
Sunset6:38 PM
Daylight11 h 48 min
SourceExtended outlook
WedSep 3018°11°SunnyNight low 11°65%
Day
Sunny. High 18.
- Wind
- NW 17 km/h
- Wind gusts
- 36 km/h
- Precipitation
- 65% · 5 mm
- UV index (max)
- 5 Moderate
Night
Low 11.
- Low
- 11°
Sunrise6:51 AM
Sunset6:36 PM
Daylight11 h 45 min
SourceExtended outlook
Sun & Moon
Moon calendar →Sunrise6:35 AM
Sunset7:02 PM
Daylight12 h 27 min
MoonFirst Quarter38% lit · rise 1:57 PM · set 9:55 PM
Climate · monthly normals
Full climate →| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| High | -6° | -3° | 2° | 11° | 19° | 24° | 26° | 25° | 21° | 13° | 6° | -2° |
| Low | -15° | -13° | -7° | 0° | 7° | 12° | 15° | 14° | 9° | 3° | -3° | -10° |
| Precip | 76 mm | 62 mm | 72 mm | 83 mm | 82 mm | 87 mm | 97 mm | 88 mm | 85 mm | 87 mm | 104 mm | 89 mm |
ECCC
Activities today
Derived from the forecastLaundry dayGreatLine-drying weather
GrillingGreatFire up the grill
RunningFairLace up outside
PatioGreatDinner outdoors
Forecast: Environment and Climate Change Canada (Châteauguay - La Prairie area), issued 5:00 AM · Days 8–14: WeatherAPI.com · weather.gc.ca · 45.4601°N, 73.5706°W · Elevation 15 m · Population 69,229 · Time zone America/Toronto