MONTREAL/METEO/WEATHER

ALMANAC FOR TODAY AUG 17

Average Min Temperature: 15.4°C	Average Max Temperature: 25.5°C	Greatest Rainfall: 53.3 mm in 1938
Low Temp Record: 8.3°C in 1918	Hi Temp Record: 33.9°C in 1987	Greatest Snowfall: 0.0 cm in 1871 Most Snow on the Ground: 0 cm in 1955
Maximum low temp: 22.2°C in 1937	Minimum high temp: 13.9°C in 1951	Maximum wind gust: 82.0 km/h in 1958
Highest Humidex: 42°C in 1987

CURRENT HOT AND COLD SPOTS

	World (past 3 hours)	Canada	Quebec
Hot Spot Temperature	51°C at Omidieh,Iran	22.6°C at Burlington Lift Bridge (ON)	19.9°C at Montréal Metropolitain Airport
Cold Spot Temperature	-32.5°C at Williams Field,Antarctica	-1.5°C at Resolute Airport (NU)	3.9°C at Pingualuit (Parc national)
Wind Gust	91 km/h at Delta Junction/Ft Greely, AK,United States
Wind Chill	-39.3 °C at Williams Field,Antarctica
Heat Index	63.1 °C at Persian Gulf Airport,Iran

FORECAST FOR MONTREAL

Forecast - Environment Canada

Provided by Montrealsky
Today Chance of showers Max: 27°C	Tue, 18 Aug A mix of sun and cloud Max: 26°C	Wed, 19 Aug Periods of rain Max: 22°C	Thu, 20 Aug Sunny Max: 24°C	Fri, 21 Aug Sunny Max: 26°C	Sat, 22 Aug Chance of showers Max: 25°C	Sun, 23 Aug Chance of showers Max: 22°C
Tonight Mainly cloudy Min: 15°C	Night Cloudy Min: 19°C	Night Showers Min: 15°C	Night Clear Min: 15°C	Night Clear Min: 15°C	Night Chance of showers Min: 17°C

24 HOUR FORECAST FOR MONTREAL

24 Hour Forecast - Mont-Royal, QC

Date/Time	Temp. (°C)	Weather Conditions	LOP †	Wind (km/h)
17 August 2026
7 AM	20	Cloudy	0	S 15
8 AM	21	Cloudy	0	S 15
9 AM	22	Cloudy	0	N 15
10 AM	22	Cloudy	0	N 15
11 AM	23	Cloudy	0	N 15
12 PM	24	Chance of showers	30	N 15
1 PM	24	Chance of showers	30	N 15
2 PM	25	Chance of showers	30	N 15
3 PM	26	Chance of showers	30	NW 10
4 PM	26	Chance of showers	30	NW 10
5 PM	27	Chance of showers	30	NW 10
6 PM	26	Mainly cloudy	0	N 10
7 PM	24	Mainly cloudy	0	N 10
8 PM	23	Mainly cloudy	0	N 10
9 PM	22	Mainly cloudy	0	N 10
10 PM	22	Mainly cloudy	0	N 10
11 PM	21	Mainly cloudy	0	N 10
18 August 2026
12 AM	20	Mainly cloudy	0	N 10
1 AM	19	Mainly cloudy	0	N 10
2 AM	18	Mainly cloudy	0	N 10
3 AM	17	Mainly cloudy	0	N 10
4 AM	16	Mainly cloudy	0	N 10
5 AM	15	Mainly cloudy	0	N 10
6 AM	16	A mix of sun and cloud	0	N 10

† 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 06:15 on 17 August 2026

Sky Conditions	Temperature and Humidity
	Temperature	19.6 °C	Dew Point	14.6 °C
	Windchill	19.6 °C	Humidity	73%
	Humidex	23.3 °C	Cloud base	2034 ft
Rainfall
	Rainfall Today	9.4 mm	Rainfall Rate	0.0 mm/hr
	Rainfall This Month	61.4 mm	Rainfall This Year	478.6 mm
	Rainfall Last Hour	0.2 mm	Last rainfall	2026-08-17 05:28
Wind
	Wind Speed (gust)	6.4 km/h	Wind Speed (avg)	3.2 km/h
	Wind Bearing	256° WSW	Beaufort F1	Light air
Pressure
	Barometer	1006.27 hPa	Rising slowly	0.09 hPa/hr
:now::gauges::today::yesterday::records::trends::forum:::Contact:

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

Dawn:	05:25	Sunrise:	05:57	Moonrise:	11:44
Dusk:	20:32	Sunset:	20:00	Moonset:	21:44
Daylight:	15:07	Day length:	14:03	Moon Phase:	Waxing Crescent

Page updated 8/17/2026 6:15:01 AM
powered by Cumulus v1.9.4 (10992)

Montrealsky Webcam

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
----------------------------------------------------------------------------------
    23.2  31.1     7    14.1    15     2.3  80.2  52.0   4.3  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: 9 (>= 0.1 mm)  4 (>= 5.0 mm)  1 (>= 20.0 mm)
Heat Base: 18.3  Cool Base: 18.3  Method: Integration

NOAA Previous Reports

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