MONTREAL/METEO/WEATHER

ALMANAC FOR TODAY SEP 11

Average Min Temperature: 11.9°C Average Max Temperature: 22.2°C Greatest Rainfall: 42.9 mm in 1895
Low Temp Record: 2.8°C in 1918 Hi Temp Record: 32.2°C in 1931 Greatest Snowfall: 0.0 cm in 1871
Most Snow on the Ground: 0 cm in 1955
Maximum low temp: 23.3°C in 1961Minimum high temp: 12.2°C in 1924Maximum wind gust: 69.0 km/h in 1980
Highest Humidex: 40°C in 1961

CURRENT HOT AND COLD SPOTS

  World (past 3 hours) Canada Quebec
Hot Spot Temperature 43°C at Madinah,Saudi Arabia 25.8°C at Thunder Bay (ON) 20.2°C at Temiskaming Dam
Cold Spot Temperature -21°C at UNKNOWN, -7.6°C at Alert (NU) 4.1°C at Pingualuit (Parc national)
Wind Gust 98 km/h at Mount Washington, NH,United States
Wind Chill -28.0 °C at UNKNOWN,
Heat Index 56.2 °C at Ft. Pickett / Blackstone,United States

FORECAST FOR MONTREAL

Forecast - Environment Canada
 Provided by Montrealsky
Today
Mainly sunny
Mainly sunny
Max: 21°C
Sat, 12 Sep
Sunny
Sunny
Max: 25°C
Sun, 13 Sep
Periods of rain
Periods of rain
Max: 24°C
Mon, 14 Sep
Chance of showers (30%)
Chance of showers
Max: 19°C
Tue, 15 Sep
Cloudy
Cloudy
Max: 18°C
Wed, 16 Sep
Cloudy
Cloudy
Max: 24°C
Thu, 17 Sep
Chance of showers (60%)
Chance of showers
Max: 20°C
Tonight
Clear
Clear
Min: 12°C
Night
Cloudy periods
Cloudy periods
Min: 18°C
Night
Chance of showers (30%)
Chance of showers
Min: 12°C
Night
Clear
Clear
Min: 10°C
Night
Chance of showers (60%)
Chance of showers
Min: 16°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)
11 September 2026
3 PM 20 Mainly sunny (0%)  Mainly sunny 0 NW 20
4 PM 20 Mainly sunny (0%)  Mainly sunny 0 NW 20
5 PM 21 Mainly sunny (0%)  Mainly sunny 0 NW 20
6 PM 20 Sunny (0%)  Sunny 0 W 20
7 PM 18 Clear (0%)  Clear 0 W 20
8 PM 17 Clear (0%)  Clear 0 W 20
9 PM 17 Clear (0%)  Clear 0 W 10
10 PM 16 Clear (0%)  Clear 0 W 10
11 PM 16 Clear (0%)  Clear 0 W 10
12 September 2026
12 AM 15 Clear (0%)  Clear 0 W 10
1 AM 15 Clear (0%)  Clear 0 W 10
2 AM 14 Clear (0%)  Clear 0 W 10
3 AM 13 Clear (0%)  Clear 0 W 10
4 AM 13 Clear (0%)  Clear 0 W 10
5 AM 12 Clear (0%)  Clear 0 W 10
6 AM 13 Sunny (0%)  Sunny 0 SE 10
7 AM 13 Sunny (0%)  Sunny 0 SE 10
8 AM 14 Sunny (0%)  Sunny 0 SE 10
9 AM 16 Sunny (0%)  Sunny 0 SE 10
10 AM 18 Sunny (0%)  Sunny 0 SE 10
11 AM 20 Sunny (0%)  Sunny 0 S 15
12 PM 21 Sunny (0%)  Sunny 0 S 15
1 PM 22 Sunny (0%)  Sunny 0 S 15
2 PM 23 Sunny (0%)  Sunny 0 S 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 14:15 on 11 September 2026

Sky Conditions Temperature and Humidity
Mostly cloudy Temperature18.1 °C Rising Dew Point 8.1 °C
Windchill 18.1 °C Humidity 52%
Humidex 18.5 °C Cloud base 4097 ft
Rainfall
  Rainfall Today 0.0 mm Rainfall Rate 0.0 mm/hr
  Rainfall This Month 34.2 mm Rainfall This Year 566.8 mm
  Rainfall Last Hour 0.0 mm Last rainfall 2026-09-09 23:18
Wind
  Wind Speed (gust) 24.1 km/h Wind Speed (avg) 11.3 km/h
  Wind Bearing 249° WSW Beaufort F2 Light breeze
Pressure
  Barometer  1014.23 hPa Falling slowly -0.26 hPa/hr
:now::gauges::today::yesterday::records::trends::forum:::Contact:

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

Dawn: 05:58 Sunrise: 06:28 Moonrise: 06:58 Moon
Dusk: 19:43 Sunset:  19:13 Moonset: 19:09
Daylight: 13:45 Day length: 12:45 Moon Phase: New moon


Page updated 9/11/2026 2:15:00 PM
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Montrealsky Webcam

Montreal Sky Webcam

NOAA Monthly Report

                   Monthly Climatological Summary for Sep 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  20.2  25.1   16:27  15.6   05:28   0.5   2.4   0.0   4.9  25.7   13:24    NE
 2  20.0  24.3   14:00  14.2   06:27   0.7   2.4   7.0   7.7  41.8   15:57    SE
 3  22.7  28.0   15:21  18.7   02:20   0.0   4.4   0.2   5.0  40.2   00:34    SW
 4  21.1  24.7   11:50  18.6   05:04   0.0   2.8   0.2   1.6  16.1   10:46     W
 5  18.3  21.5   16:44  14.8   23:52   0.7   0.7   0.6   4.9  35.4   19:59    NE
 6  18.2  23.9   17:09  13.1   06:37   1.7   1.6   0.0   3.2  24.1   15:27   NNW
 7  20.8  26.7   14:08  14.2   06:20   1.0   3.5   0.0   3.9  24.1   12:32   WNW
 8  19.5  23.2   15:56  16.6   05:08   0.4   1.5   6.2   2.5  19.3   11:21   ENE
 9  18.0  21.2   15:45  14.3   07:13   1.3   1.0  20.0   4.0  30.6   22:36   SSE
10  19.9  22.8   14:00  14.5   23:49   0.4   2.0   0.0  12.0  51.5   13:25     W
----------------------------------------------------------------------------------
    19.9  28.0     3    13.1     6     6.7  22.3  34.2   5.0  51.5    10     WSW

Max >=  32.0:  0
Max <=   0.0:  0
Min <=   0.0:  0
Min <= -18.0:  0
Max Rain: 20.0 on day 9
Days of Rain: 6 (>= 0.1 mm)  3 (>= 5.0 mm)  1 (>= 20.0 mm)
Heat Base: 18.3  Cool Base: 18.3  Method: Integration

NOAA Previous Reports

Aug 2026 || Jul 2026 || Jun 2026 || May 2026 || Apr 2026 || Mar 2026 || Feb 2026 || Jan 2026 || Dec 2025 || Nov 2025 || Oct 2025 || Sep 2025 ||


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