Observed at: Montréal-Trudeau Int'l Airport
Date: Wednesday January 20, 2021 at 04:00 EST
Light Snow
Light Snow
Temp.: -9.4 °C
Wind Chill: -12
Wind: NNW 4 km/h
Humidity: 91 %
Dew point: -10.6 °C
Pressure: 101.2 kPa
Tendency: falling
Visibility: 19.3 km
Sunrise: 07:28
Sunset: 16:44
Normals:
Max -6°C Min -15°C
Yesterday
  Max: -6.5 °C
  Min: -14.7 °C
  Rainfall: 0.8 mm

 Extended Forecast - Environment Canada
  Wednesday
Chance of flurries (40%)
Chance of flurries
Max: -7°C
Thursday
Snow
Snow
Max: -4°C
Friday
Chance of flurries (60%)
Chance of flurries
Max: -4°C
Saturday
A mix of sun and cloud
A mix of sun and cloud
Max: -10°C
Sunday
A mix of sun and cloud
A mix of sun and cloud
Max: -10°C
Monday
Chance of flurries (60%)
Chance of flurries
Max: -8°C
Tuesday night
Light snow
Light snow
Min: -9°C
Wednesday night
Partly cloudy
Partly cloudy
Min: -15°C
Thursday night
Flurries
Flurries
Min: -6°C
Friday night
Cloudy
Cloudy
Min: -11°C
Saturday night
Cloudy periods
Cloudy periods
Min: -17°C
Sunday night
Cloudy periods
Cloudy periods
Min: -13°C

Forecast

Montréal, QC (Issued: Tuesday January 19, 2021 at 15:45 EST)

Tonight
Cloudy. Light snow beginning early this evening. Amount 2 cm. Wind up to 15 km/h. Low minus 9. Wind chill near minus 12.
Wednesday
Cloudy with 40 percent chance of flurries in the morning then a mix of sun and cloud. Wind becoming west 20 km/h in the afternoon. High minus 7. Wind chill minus 12 in the morning and minus 17 in the afternoon. UV index 1 or low.
Wednesday night
A few clouds. Increasing cloudiness overnight. Wind west 20 km/h becoming light in the evening. Low minus 15. Wind chill near minus 21.
Thursday
Snow. High minus 4.
Thursday night
Flurries. Low minus 6.
Friday
Cloudy with 60 percent chance of flurries. High minus 4.
Friday night
Cloudy. Low minus 11.
Saturday
A mix of sun and cloud. High minus 10.
Saturday night
Cloudy periods. Low minus 17.
Sunday
A mix of sun and cloud. High minus 10.
Sunday night
Cloudy periods. Low minus 13.
Monday
Cloudy with 60 percent chance of flurries. High minus 8.
Averages and extremes
Highest temperature(1942-2013)6.4 °C2006
Lowest temperature(1942-2013)-28.9 °C1970
Average high-6.1 °C 
Average low-15.2 °C 
Average-10.7 °C 
Greatest rainfall(1942-2013)31.0 mm1964
Greatest snowfall(1942-2013)10.2 cm1976
Greatest precipitation(1942-2013)31.0 mm1964
Most snow on the ground(1955-2013)61.0 cm1959
Monthly frequency of precipitation54.0 % 

24 Hour Forecast - Montréal, QC

Date/Time
(EST)
Temp.
(°C)

Weather Conditions

LOP †
Wind
(km/h)
Wind
Chill
20 January 2021
05:00 -9 Light snow (90%)  Light snow High VR 5 -12
06:00 -9 Chance of flurries (40%)  Chance of flurries Low VR 5 -12
07:00 -9 Chance of flurries (40%)  Chance of flurries Low VR 5 -12
08:00 -9 Chance of flurries (40%)  Chance of flurries Low VR 5 -12
09:00 -9 Chance of flurries (40%)  Chance of flurries Low VR 5 -12
10:00 -9 Chance of flurries (40%)  Chance of flurries Low W 15 -16
11:00 -8 Chance of flurries (40%)  Chance of flurries Low W 15 -15
12:00 -8 A mix of sun and cloud (0%)  A mix of sun and cloud Nil W 15 -14
13:00 -7 A mix of sun and cloud (0%)  A mix of sun and cloud Nil W 15 -13
14:00 -7 A mix of sun and cloud (0%)  A mix of sun and cloud Nil W 15 -13
15:00 -8 A mix of sun and cloud (0%)  A mix of sun and cloud Nil W 20 -15
16:00 -8 A mix of sun and cloud (0%)  A mix of sun and cloud Nil W 20 -15
17:00 -9 Partly cloudy (0%)  Partly cloudy Nil W 20 -16
18:00 -9 A few clouds (0%)  A few clouds Nil W 20 -17
19:00 -10 A few clouds (0%)  A few clouds Nil W 20 -18
20:00 -11 A few clouds (0%)  A few clouds Nil W 20 -19
21:00 -11 A few clouds (0%)  A few clouds Nil E 10 -17
22:00 -12 A few clouds (0%)  A few clouds Nil E 10 -18
23:00 -13 A few clouds (0%)  A few clouds Nil E 10 -19
21 January 2021
00:00 -14 A few clouds (0%)  A few clouds Nil E 10 -20
01:00 -15 A few clouds (0%)  A few clouds Nil E 10 -21
02:00 -14 Partly cloudy (0%)  Partly cloudy Nil E 10 -20
03:00 -13 Partly cloudy (0%)  Partly cloudy Nil E 10 -19
04:00 -12 Mainly cloudy (0%)  Mainly cloudy Nil E 10 -18
 
† Likelihood of Precipitation (LOP) as described in the public forecast as a chance of measurable precipitation for a period of time.
  Nil: 0%
  Low: 40% or below
  Medium: 60% or 70%
  High: Above 70%

Environment Canada