No watches or warnings in effect for Mont-Royal, QC.

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METRIC | IMPERIAL
Updated: 06/24/2026 @ 03:30 EDT   (0 sec ago)
Temperature Current Conditions Forecast / Storm Prediction
Currently Outside: Colder 0.4°C than last hour.

17.7°C

Wind Chill:  17.7°C
Comfortable
High Today
20.1°C
00:00
Low Today
17.7°C
03:28
Yest High
26.6°C
14:33
Yest Low
17.1°C
05:46
Sta* High
35.7°C
2025
Sta* Low
14.2°C
2021
* This Station's Records Since 9/2017
Rec* High
6.0°C
2013
Rec* Low
-21.0°C
2005
* Records from Weather Underground
Night time, Dry, Partly cloudy Night time, Dry, Partly cloudy

Calm Wind:  N
0.0

Gusting to:
0.0 km/h
Current Rain Rain:
0.0 mm
Tonight
Chance of showers (40%)
Chance of showers
Wed, 24 Jun
Mainly sunny
Mainly sunny
Night
Partly cloudy
Partly cloudy
Min: 15°C
Max: 24°C
Min: 17°C
SPC Activity Map
Dew Point Liquid Precipitation Wind Speed Sun/Moon
Current: Decreased 0.2°C since last hour. 12.6°C
Last Hour: Decreased 0.2°C since last hour. -0.2°C
High 00:36: 13.3°C
Low 03:08: 12.5°C
Record High: 25.9°C on
3-Sep-2018
Record Low: -34.0°C on
4-Feb-2023
Wetbulb: 14.9°C
Today: 0.00 mm
Yesterday: 0.00 mm
Last 7 Days: 177.40 mm
Jun Rain: 244.20 mm
Jun to Date
  Avg:10
78.05 mm
Jun to Date
  Diff from Avg:10
Over 166.15 mm for the month 166.15 mm
Jun Avg: 107.60 mm
Diff from Avg: Over 136.6 mm for the month 136.60 mm
Season:1 558.6 mm
YTD
  Avg:11
346.65 mm
YTD
  Diff from Avg:11
Over 211.95 mm for the year 211.95 mm
Last Rain
Time/Date:
21-Jun-2026
at 15:13
77 rain days in 2026
10 days in June
2 days since last rain
Current: N  0.0 km/h
1Hr Average: Calm
Wind Run: 0.00 miles
Wind Gust
Current: 0.0 km/h
Today: 1.9 km/h 00:20
Month: 53.1 km/h 17-Jun
Year: 70.9 km/h 17-Mar
Record Gust: 88.8 km/h
1-Nov-2019
Sunlight:
15 h 40 m 43 s
of Sunlight Yesterday
15 h 40 m 30 s
of Sunlight Today
Which is 13 sec shorter than
yesterday
15 h 40 m 13 s
of Sunlight Tomorrow
(Noon ?>) graph (Midnight
Legend

Waxing Gibbous
Waxing Gibbous, 9 days, 4 hours, 37 minutes in cycle
72%
Illuminated
Humidity Barometer
Current: Increased 1% since last hour. 72%
Last Hour: Increased 1% since last hour. 1%
High 03:11: 72%
Low 00:00: 65%
Record High: 98%
12-Jan-2018
Record Low: 13%
24-Apr-2020
Current: Falling 0.3  mb/hr 1011.6 mb
Last Hour: Steady
High 00:28: 1012.4
Low 03:12: 1011.5
Record High: 1050.3 mb
14-Dec-2024
Record Low: 972.5 mb
23-Dec-2022
Heating Degree Days Coming Soon Wind Chill
Today: 0.0
Jun: 4.2
2026 to Date: 2594.1
Cooling Degree Days
2026 to Date: 70.7
Current: 17.7°C
Low 03:28: 17.7°C
Yesterday: 17.1°C
Record: -43.7°C
4-Feb-2023
UV Summary/Forecast Solar Summary
High Yest:   4.4 @ 12:47
Jun-24

7.0
Jun-25

7.3
Jun-26

7.0
High Yest:   1081.0 @ 14:19
Sun Hours Today:
00:00
   This Month: 87:27 Hrs
Rise: 05:07  Set: 20:47
Almanac Irrigation Index5 Station All Time Records Cloud Level
Currently: Night
YTD Avg Temp: 3.8°C
Sunrise: 05:07
Sunset: 20:47
Moonrise: 16:14
Moonset: 01:20
Full Moon: 31-Dec-1969
New Moon: 09:44 UTC
31-Dec-1969
Updated at Midnight
Current ET: 1.10 mm
7-Days Rain: 177.40 mm
7-Days ET: 19.80 mm
7-Day:  157.6 mm water in excess of what evaporated in last 7 days. 157.6 mm
June:  155.8 mm water in excess of what evaporated this month. 155.8 mm
HIGHS: LOWS:
37.2°C
27-May-2020
-29.0°C
4-Feb-2023
Daytime Records
  35.2°C°C
01-Jun-2023
  -25.6°C°C
03-Feb-2023
Nitetime Records
  29.2°C°C
06-Jul-2018
  -27.0°C°C
04-Feb-2023
ICN:1 | S3C2:0 | Ajax 3.xx
ISS:Ok | CON:3.6 | RCP:99%
1 Rain season: Jan 1st to Dec 31st.   2 Snow season July 1st to June 30th.   3 Snow manually measured usually around 7AM and 7PM.   5 Estimated amount of water needed to replace the water used by plants and evaporation from the past week. (Negative numbers mean amount of water needed, positive numbers mean excess water is present).   10 Historical average only to day 24 of just the month of June for this station since 2018.   11 Historical average rain this season to day 24 of June for this station since 2018.
 EC Weather Forecast  -   Outlook Tonight & Wed, 24 Jun
Tonight
Chance of showers (40%)
Chance of showers
Min: 15°C
EC forecast: Partly cloudy with 40 percent chance of showers early this evening. Becoming clear overnight. Low 15.
Local station forecast: Increasing clouds with little temp change.
Wed, 24 Jun
Mainly sunny
Mainly sunny
Max: 24°C
EC forecast: Sunny. Becoming a mix of sun and cloud in the afternoon. Wind becoming west 20 km/h gusting to 40 near noon. High 24. Humidex 27. UV index 7 or high.
 EC Short Term Weather Forecast
Night
Partly cloudy
Partly cloudy
Thu, 25 Jun
Chance of showers (30%)
Chance of showers
Night
Showers
Showers
Fri, 26 Jun
Showers
Showers
Night
Showers
Showers
Sat, 27 Jun
A mix of sun and cloud
A mix of sun and cloud
Night
Cloudy periods
Cloudy periods
Min: 17°C
Max: 23°C
Min: 16°C
Max: 22°C
Min: 16°C
Max: 26°C
Min: 16°C
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