MONTREAL/METEO/WEATHER

ALMANAC FOR TODAY AUG 19

Average Min Temperature: 15.2°C Average Max Temperature: 25.4°C Greatest Rainfall: 24.6 mm in 1876
Low Temp Record: 6.7°C in 1968 Hi Temp Record: 33.3°C in 1916 Greatest Snowfall: 0.0 cm in 1871
Most Snow on the Ground: 0 cm in 1955
Maximum low temp: 22.2°C in 1935Minimum high temp: 18.3°C in 1879Maximum wind gust: 66.0 km/h in 1969
Highest Humidex: 40°C in 1955

CURRENT HOT AND COLD SPOTS

  World (past 3 hours) Canada Quebec
Hot Spot Temperature 46°C at Al Ahsa,Saudi Arabia 23.6°C at Ashcroft (BC) 20.0°C at Montréal-Trudeau Int'l Airport
Cold Spot Temperature -23°C at Base Marambio,Argentina 0.4°C at Komakuk Beach (YT) 4.3°C at Kangiqsujuaq Airport
Wind Gust 70 km/h at Winner, SD,United States
Wind Chill -39.4 °C at Base Marambio,Argentina
Heat Index 72.7 °C at Al Jahra Ali Al Salem Air Base,Kuwait

FORECAST FOR MONTREAL

Forecast - Environment Canada
 Provided by Montrealsky
Today
A few showers
A few showers
Max: 21°C
Thu, 20 Aug
A mix of sun and cloud
A mix of sun and cloud
Max: 24°C
Fri, 21 Aug
Sunny
Sunny
Max: 25°C
Sat, 22 Aug
Sunny
Sunny
Max: 27°C
Sun, 23 Aug
Showers
Showers
Max: 24°C
Mon, 24 Aug
Chance of showers (60%)
Chance of showers
Max: 20°C
Tue, 25 Aug
Chance of showers (30%)
Chance of showers
Max: 24°C
Tonight
Partly cloudy
Partly cloudy
Min: 16°C
Night
Clear
Clear
Min: 14°C
Night
Clear
Clear
Min: 14°C
Night
Chance of showers (60%)
Chance of showers
Min: 19°C
Night
Showers
Showers
Min: 15°C
Night
Chance of showers (60%)
Chance of showers
Min: 14°C
 

24 HOUR FORECAST FOR MONTREAL

24 Hour Forecast - Mont-Royal, QC

Date/Time Temp.
(°C)

Weather Conditions

LOP †
Wind
(km/h)
19 August 2026
7 AM 20 Cloudy (0%)  Cloudy 0 SW 15
8 AM 20 Cloudy (0%)  Cloudy 0 SW 15
9 AM 20 A few showers (80%)  A few showers 80 SW 15
10 AM 20 A few showers (80%)  A few showers 80 SW 15
11 AM 20 A few showers (80%)  A few showers 80 SW 15
12 PM 20 A few showers. Risk of thunderstorms (80%)  A few showers. Risk of thunderstorms 80 SW 20
1 PM 21 A few showers. Risk of thunderstorms (80%)  A few showers. Risk of thunderstorms 80 SW 20
2 PM 21 A few showers. Risk of thunderstorms (80%)  A few showers. Risk of thunderstorms 80 SW 20
3 PM 21 A few showers. Risk of thunderstorms (80%)  A few showers. Risk of thunderstorms 80 SW 20
4 PM 21 A few showers. Risk of thunderstorms (80%)  A few showers. Risk of thunderstorms 80 SW 20
5 PM 21 Cloudy (0%)  Cloudy 0 SW 20
6 PM 21 A mix of sun and cloud (0%)  A mix of sun and cloud 0 SW 20
7 PM 20 A mix of sun and cloud (0%)  A mix of sun and cloud 0 SW 20
8 PM 20 Partly cloudy (0%)  Partly cloudy 0 SW 20
9 PM 20 Partly cloudy (0%)  Partly cloudy 0 SW 20
10 PM 19 Partly cloudy (0%)  Partly cloudy 0 W 15
11 PM 19 Partly cloudy (0%)  Partly cloudy 0 W 15
20 August 2026
12 AM 19 Partly cloudy (0%)  Partly cloudy 0 W 15
1 AM 18 Partly cloudy (0%)  Partly cloudy 0 W 15
2 AM 18 Partly cloudy (0%)  Partly cloudy 0 W 15
3 AM 17 Partly cloudy (0%)  Partly cloudy 0 W 15
4 AM 17 Partly cloudy (0%)  Partly cloudy 0 W 15
5 AM 16 Partly cloudy (0%)  Partly cloudy 0 W 15
6 AM 16 A mix of sun and cloud (0%)  A mix of sun and cloud 0 SW 15
 
† 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%

Weatherunderground Weather Forecast from WeatherUnderground for Montreal/Pierre Elliott Trudeau.

Weather-Forecast from Weather-forecast for Montreal.

Visit MONTREAL WEST celinium.com

WEATHER CONDITONS local time 06:10 on 19 August 2026

Sky Conditions Temperature and Humidity
Mostly cloudy Temperature20.0 °C Rising Dew Point 15.8 °C
Windchill 20.0 °C Humidity 77%
Humidex 24.4 °C Cloud base 1700 ft
Rainfall
  Rainfall Today 0.0 mm Rainfall Rate 0.0 mm/hr
  Rainfall This Month 61.4 mm Rainfall This Year 478.6 mm
  Rainfall Last Hour 0.0 mm Last rainfall 2026-08-17 05:28
Wind
  Wind Speed (gust) 9.7 km/h Wind Speed (avg) 3.2 km/h
  Wind Bearing 211° SSW Beaufort F1 Light air
Pressure
  Barometer  1008.37 hPa Falling slowly -0.03 hPa/hr
:now::gauges::today::yesterday::records::trends::forum:::Contact:

Latitude N 45° 35' 13"    Longitude W 73° 35' 18"    Elevation 50 ft

Dawn: 05:28 Sunrise: 06:00 Moonrise: 14:03 Moon
Dusk: 20:29 Sunset:  19:55 Moonset: 22:36
Daylight: 15:01 Day length: 13:55 Moon Phase: Waxing Crescent


Page updated 8/19/2026 6:10:01 AM
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NOAA Monthly Report

                   Monthly Climatological Summary for Aug 2026

Name: MONTREAL@ST.LEONARD   City: MONTREAL   State: QUEBEC- CANADA
Elevation: 50 ft  Lat: N 45° 35' 13"   Lon: W 073° 35' 18"

                  Temperature (°C), Rain (mm), Wind Speed (km/h)

                                      Heat  Cool        Avg
    Mean                              Deg   Deg         Wind                 Dom
Day Temp  High   Time   Low    Time   Days  Days  Rain  Speed High   Time    Dir
----------------------------------------------------------------------------------
 1  25.5  28.7   12:47  20.7   05:43   0.0   7.2   0.0   2.8  24.1   13:14   WSW
 2  23.9  27.3   11:48  21.7   23:40   0.0   5.6   6.2   1.9  29.0   13:34   ESE
 3  21.8  24.1   12:53  19.9   23:56   0.0   3.5  20.8   6.9  41.8   14:04    SW
 4  23.6  29.8   17:03  17.0   05:38   0.1   5.4   0.0   7.3  30.6   18:39   WSW
 5  25.5  30.8   16:35  19.3   06:03   0.0   7.2   0.0   5.0  29.0   13:53   WSW
 6  26.2  30.9   15:16  21.6   05:40   0.0   7.9   0.8   3.3  19.3   15:05   WSW
 7  26.6  31.1   13:33  22.2   06:05   0.0   8.3   0.0   3.7  20.9   15:07   WSW
 8  25.6  30.6   14:30  21.6   22:50   0.0   7.3   8.6   4.3  40.2   18:02    SW
 9  24.0  27.7   14:29  20.7   03:33   0.0   5.7   5.6   7.6  40.2   16:28   WSW
10  23.2  28.1   12:37  20.3   23:04   0.0   4.9   2.8   3.4  27.4   19:22    SW
11  22.3  27.7   14:54  18.2   21:08   0.0   4.0   3.0   6.3  38.6   20:57     W
12  21.3  26.8   13:22  17.0   05:50   0.2   3.2   0.0   4.2  29.0   14:16   WSW
13  21.2  26.7   16:53  17.3   06:14   0.1   3.0   1.8   3.9  30.6   16:57     W
14  20.4  25.7   16:58  14.9   05:36   0.7   2.8   0.0   2.6  32.2   16:42    NW
15  19.6  25.2   18:42  14.1   05:03   1.0   2.3   0.0   2.6  20.9   15:28    NW
16  20.0  23.9   15:34  16.9   05:39   0.2   1.9   2.4   2.8  22.5   13:43   ESE
17  21.6  26.8   18:20  17.2   00:35   0.1   3.4   9.4   1.9  14.5   17:06   WSW
18  22.4  27.9   17:51  16.3   05:50   0.3   4.4   0.0   1.8  19.3   15:42     W
----------------------------------------------------------------------------------
    23.0  31.1     7    14.1    15     2.7  88.0  61.4   4.0  41.8     3     WSW

Max >=  32.0:  0
Max <=   0.0:  0
Min <=   0.0:  0
Min <= -18.0:  0
Max Rain: 20.8 on day 3
Days of Rain: 10 (>= 0.1 mm)  5 (>= 5.0 mm)  1 (>= 20.0 mm)
Heat Base: 18.3  Cool Base: 18.3  Method: Integration

NOAA Previous Reports

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Temperatures Anomaly map (GFS)


Ice cover Northern Hemisphere

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