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Now · 10:12 AM

Stanstead Weather & Hourly Forecast

Canada · Quebec

Sunny
18°C
Sunny
Feels like: 16°C
💧 Humidity 69% 🌡 Pressure 1019 hPa 💨 Wind 12 km/h 👁 Visibility 46.0 km Clouds 0% ☀️ UV index 2.9 · Low 🌅 Sunrise 🌇 Sunset

Hourly Forecast for Stanstead

Today
Sunny · 11:00 AM Sunny
19° 💧 None 💨 12 km/h H 64%1019 hPa
Sunny · 2:00 PM Sunny
22° 💧 None 💨 16 km/h H 54%1018 hPa
Mostly sunny · 5:00 PM Mostly sunny
21° 💧 None 💨 11 km/h H 55%1018 hPa
Clear night · 8:00 PM Clear night
17° 💧 None 💨 13 km/h H 68%1019 hPa
Partly cloudy night · 11:00 PM Partly cloudy night
16° 💧 None 💨 11 km/h H 78%1020 hPa
Tomorrow
Overcast night · 2:00 AM Overcast night
16° 💧 None 💨 10 km/h H 77%1020 hPa
Light rain · 5:00 AM Light rain
15° 💧 2.3 mm 💨 8 km/h H 91%1021 hPa
Mostly cloudy · 8:00 AM Mostly cloudy
15° 💧 0.1 mm 💨 8 km/h H 97%1023 hPa
Partly cloudy · 11:00 AM Partly cloudy
18° 💧 0.1 mm 💨 12 km/h H 79%1023 hPa
Sunny · 2:00 PM Sunny
20° 💧 None 💨 8 km/h H 57%1022 hPa
Partly cloudy · 5:00 PM Partly cloudy
20° 💧 None 💨 9 km/h H 58%1023 hPa
Mostly cloudy night · 8:00 PM Mostly cloudy night
15° 💧 None 💨 5 km/h H 79%1024 hPa
Overcast night · 11:00 PM Overcast night
13° 💧 None 💨 2 km/h H 85%1025 hPa
Wednesday
Mostly cloudy night · 2:00 AM Mostly cloudy night
12° 💧 None 💨 3 km/h H 96%1024 hPa
Overcast night · 5:00 AM Overcast night
11° 💧 None 💨 6 km/h H 95%1023 hPa
Overcast · 8:00 AM Overcast
14° 💧 None 💨 11 km/h H 86%1023 hPa

In Stanstead and, more broadly, across the province of Quebec: Today, across the region, a mix of sun and cloud is expected for the afternoon, with temperatures generally ranging from around 19 to 25 degrees Celsius. In many areas, the weather remains dry, with no significant precipitation anticipated for the rest of the day. Winds will be primarily from the west, reaching maximum speeds of approximately 19 km/h, with gusts potentially reaching up to 36 km/h. These breezes may bring a slight chill in some parts, so a light jacket could be helpful for comfort. Overall, the weather conditions will be relatively mild and stable through the afternoon hours.

15-Day Weather Outlook for Stanstead

TomorrowTomorrow Mostly sunny Mostly sunny 20°/14° 💧 None 💨 13 km/h
Wednesday, Sep 9Wed Sep 9 Mostly cloudy Mostly cloudy 19°/11° 💧 None 💨 21 km/h
Thursday, Sep 10Thu Sep 10 Moderate rain Moderate rain 21°/17° 💧 21 mm 💨 25 km/h
Friday, Sep 11Fri Sep 11 Overcast Overcast 17°/10° 💧 0.1 mm 💨 19 km/h
Saturday, Sep 12Sat Sep 12 Mostly sunny Mostly sunny 20°/ 💧 None 💨 12 km/h
Sunday, Sep 13Sun Sep 13 Light rain Light rain 20°/14° 💧 3.4 mm 💨 16 km/h
Monday, Sep 14Mon Sep 14 Mostly sunny Mostly sunny 17°/11° 💧 1.0 mm 💨 12 km/h
Tuesday, Sep 15Tue Sep 15 Mostly sunny Mostly sunny 19°/ 💧 0.0 mm 💨 28 km/h
Wednesday, Sep 16Wed Sep 16 Moderate rain Moderate rain 17°/13° 💧 6.4 mm 💨 24 km/h
Thursday, Sep 17Thu Sep 17 Overcast Overcast 15°/10° 💧 None 💨 10 km/h
Friday, Sep 18Fri Sep 18 Light rain Light rain 14°/ 💧 2.7 mm 💨 23 km/h
Saturday, Sep 19Sat Sep 19 Moderate rain Moderate rain 11°/ 💧 7.5 mm 💨 20 km/h
Sunday, Sep 20Sun Sep 20 Mostly sunny Mostly sunny 17°/ 💧 0.0 mm 💨 19 km/h
Monday, Sep 21Mon Sep 21 Overcast Overcast 20°/13° 💧 0.0 mm 💨 21 km/h
Tuesday, Sep 22Tue Sep 22 Light rain Light rain 14°/14° 💧 4.7 mm 💨 6 km/h

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Stanstead

Vertical axis: °C · Color based on temperature
Sunny at 11:00 AM
66° Today 11:00 AM
Sunny at 12:00 PM
68° 12:00 PM
Sunny at 1:00 PM
70° 1:00 PM
Sunny at 2:00 PM
71° 2:00 PM
Mostly sunny at 3:00 PM
71° Today 3:00 PM
Sunny at 4:00 PM
71° 4:00 PM
Mostly sunny at 5:00 PM
71° 5:00 PM
Mostly cloudy at 6:00 PM
68° 6:00 PM
Mostly cloudy at 7:00 PM
64° Today 7:00 PM
Clear night at 8:00 PM
63° 8:00 PM
Clear night at 9:00 PM
62° 9:00 PM
Mostly clear night at 10:00 PM
61° 10:00 PM
Partly cloudy night at 11:00 PM
60° Today 11:00 PM
Overcast night at 12:00 AM
60° 12:00 AM
Overcast night at 1:00 AM
61° 1:00 AM
Overcast night at 2:00 AM
60° 2:00 AM
Overcast night at 3:00 AM
60° Tomorrow 3:00 AM
Overcast night at 4:00 AM
59° 4:00 AM
Light rain at 5:00 AM
58° 5:00 AM
Light rain at 6:00 AM
58° 6:00 AM
Light rain at 7:00 AM
58° Tomorrow 7:00 AM
Mostly cloudy at 8:00 AM
59° 8:00 AM
Overcast at 9:00 AM
60° 9:00 AM
Partly cloudy at 10:00 AM
61° 10:00 AM
Partly cloudy at 11:00 AM
64° Tomorrow 11:00 AM
Mostly cloudy at 12:00 PM
66° 12:00 PM
Mostly sunny at 1:00 PM
68° 1:00 PM
Sunny at 2:00 PM
68° 2:00 PM
Sunny at 3:00 PM
69° Tomorrow 3:00 PM
Mostly sunny at 4:00 PM
68° 4:00 PM
Partly cloudy at 5:00 PM
67° 5:00 PM
Mostly cloudy at 6:00 PM
65° 6:00 PM
Mostly cloudy at 7:00 PM
61° Tomorrow 7:00 PM
Mostly cloudy night at 8:00 PM
59° 8:00 PM
Mostly cloudy night at 9:00 PM
58° 9:00 PM
Overcast night at 10:00 PM
56° 10:00 PM
Overcast night at 11:00 PM
56° Tomorrow 11:00 PM
Overcast night at 12:00 AM
55° 12:00 AM
Overcast night at 1:00 AM
54° 1:00 AM
Mostly cloudy night at 2:00 AM
53° 2:00 AM
Overcast night at 3:00 AM
52° Wednesday 3:00 AM
Overcast night at 4:00 AM
52° 4:00 AM
Overcast night at 5:00 AM
52° 5:00 AM
Overcast night at 6:00 AM
53° 6:00 AM
Overcast at 7:00 AM
55° Wednesday 7:00 AM
Overcast at 8:00 AM
57° 8:00 AM
Overcast at 9:00 AM
61° 9:00 AM
Overcast at 10:00 AM
62° 10:00 AM
Overcast at 11:00 AM
65° Wednesday 11:00 AM
Overcast at 12:00 PM
66° 12:00 PM
Overcast at 1:00 PM
66° 1:00 PM
Overcast at 2:00 PM
66° 2:00 PM
Overcast at 3:00 PM
66° Wednesday 3:00 PM
Overcast at 4:00 PM
66° 4:00 PM
Overcast at 5:00 PM
65° 5:00 PM
Light rain at 6:00 PM
64° 6:00 PM
Light rain at 7:00 PM
63° Wednesday 7:00 PM
Light rain at 8:00 PM
63° 8:00 PM
Overcast night at 5:00 AM
65° 5:00 AM
Light rain at 8:00 AM
64° 8:00 AM
Light rain at 11:00 AM
66° Thursday 11:00 AM
Partly cloudy at 2:00 PM
71° 2:00 PM
Mostly cloudy at 5:00 PM
68° 5:00 PM
Overcast night at 8:00 PM
63° 8:00 PM
Overcast night at 11:00 PM
60° Thursday 11:00 PM
Clear night at 2:00 AM
54° 2:00 AM
Clear night at 5:00 AM
51° 5:00 AM
Sunny at 8:00 AM
52° 8:00 AM
Mostly sunny at 11:00 AM
57° Friday 11:00 AM
Sunny at 2:00 PM
61° 2:00 PM
Mostly sunny at 5:00 PM
60° 5:00 PM
Clear night at 8:00 PM
52° 8:00 PM
Clear night at 11:00 PM
50° Friday 11:00 PM
Clear night at 2:00 AM
48° 2:00 AM
Mostly clear night at 5:00 AM
47° 5:00 AM
Partly cloudy at 8:00 AM
51° 8:00 AM
Partly cloudy at 11:00 AM
61° Saturday 11:00 AM
Partly cloudy at 2:00 PM
65° 2:00 PM
Partly cloudy at 5:00 PM
67° 5:00 PM
Partly cloudy night at 8:00 PM
58° 8:00 PM
Partly cloudy night at 11:00 PM
57° Saturday 11:00 PM
Overcast night at 2:00 AM
56° 2:00 AM
Partly cloudy at 8:00 AM
57° 8:00 AM
Mostly sunny at 2:00 PM
59° 2:00 PM
Light rain at 8:00 PM
67° Sunday 8:00 PM
Clear night at 2:00 AM
62° 2:00 AM
Sunny at 8:00 AM
54° 8:00 AM
Mostly sunny at 2:00 PM
53° 2:00 PM
Partly cloudy night at 8:00 PM
60° Monday 8:00 PM
Clear night at 2:00 AM
52° 2:00 AM
Mostly sunny at 8:00 AM
48° 8:00 AM
Overcast at 2:00 PM
51° 2:00 PM
Partly cloudy night at 8:00 PM
66° Tuesday 8:00 PM
Moderate rain at 2:00 AM
62° 2:00 AM
Mostly sunny at 8:00 AM
57° 8:00 AM
Mostly sunny at 2:00 PM
56° 2:00 PM
Overcast night at 8:00 PM
58° Wednesday 8:00 PM
Overcast night at 2:00 AM
55° 2:00 AM
Mostly sunny at 8:00 AM
52° 8:00 AM
Sunny at 2:00 PM
49° 2:00 PM
Partly cloudy night at 8:00 PM
59° Thursday 8:00 PM
Partly cloudy night at 2:00 AM
53° 2:00 AM
Mostly sunny at 8:00 AM
49° 8:00 AM
Light rain at 2:00 PM
52° 2:00 PM
Partly cloudy night at 8:00 PM
57° Friday 8:00 PM
Moderate rain at 2:00 AM
51° 2:00 AM
Sunny at 8:00 AM
45° 8:00 AM
Partly cloudy at 2:00 PM
43° 2:00 PM
Partly cloudy night at 8:00 PM
51° Saturday 8:00 PM
Mostly clear night at 2:00 AM
47° 2:00 AM
Sunny at 8:00 AM
41° 8:00 AM
Sunny at 2:00 PM
46° 2:00 PM
Mostly clear night at 8:00 PM
62° Sunday 8:00 PM
Partly cloudy night at 2:00 AM
56° 2:00 AM
Mostly cloudy at 8:00 AM
55° 8:00 AM
Mostly cloudy at 2:00 PM
55° 2:00 PM
Overcast night at 8:00 PM
67° Monday 8:00 PM
Light rain at 2:00 AM
57° 2:00 AM

AIR QUALITY FORECAST

Air Quality Forecast for Stanstead

Hourly forecast · Updated every 2 hours
Good
Nearest forecast value 11:00 AM
PM2.5 Fine particles Good 0,7µg/m³

Microscopic particles that can penetrate deep into the lungs. Elevated concentrations can especially affect children, older adults and people with respiratory conditions.

PM10 Particulate matter Good 0,9µg/m³

Includes dust, pollen and other airborne particles. High concentrations may irritate the respiratory system.

O₃ Ozone Good 48,6µg/m³

Ground-level ozone can irritate the eyes and respiratory system when concentrations are elevated.

NO₂ Nitrogen dioxide Good 1,2µg/m³

A gas emitted mainly by traffic and some industrial activity. High exposure can affect respiratory health.

Air quality is favorable for outdoor activities.

UV & HEALTH

UV, Sun & Health Outlook in Stanstead

Maximum daily UV Today, tomorrow and the following day show the maximum UV index forecast for each day.
0–2 Low 3–5 Moderate 6–7 High 8–10 Very high 11+ Extreme
Today UV 5,6Moderate 😊Good
Tomorrow UV 5,3Moderate 🙂Fair
Wednesday UV 1,6Low 🙂Fair
Thursday UV 5,2Moderate 🙂Fair
Friday UV 5,0Moderate 😊Good
Saturday UV 6,0High Unavailable
Sunday UV 7,0High Unavailable
Hourly UV index today
11:00 AMUV 4,3 12:00 PMUV 5,3 1:00 PMUV 5,6 2:00 PMUV 5,1 3:00 PMUV 3,8 4:00 PMUV 2,3 5:00 PMUV 1,1 6:00 PMUV 0,3 7:00 PMUV 0,0
Today's weather health advice Open today's recommendations.

Moderate UV risk

Sunglasses and sun protection are recommended for prolonged exposure.

Good air quality

Air quality is good and outdoor activities can be enjoyed normally.

Comfortable temperature conditions

Temperatures should feel comfortable for most people, with no particular heat or cold precautions needed.

Good conditions for outdoor activities

Outdoor activities can generally be enjoyed normally, with sun protection adjusted to the UV level.

WIND OUTLOOK

Hourly Wind Forecast for Stanstead

Vertical axis: km/h · Horizontal axis: hours
Hourly wind speed Chart of sustained wind and maximum gusts in km/h. Today 11:00 AM 12:00 PM 1:00 PM 2:00 PM Today 3:00 PM 4:00 PM 5:00 PM 6:00 PM Today 7:00 PM 8:00 PM 9:00 PM 10:00 PM Today 11:00 PM 12:00 AM 1:00 AM 2:00 AM Tomorrow 3:00 AM 4:00 AM 5:00 AM 6:00 AM Tomorrow 7:00 AM 8:00 AM 9:00 AM 10:00 AM Tomorrow 11:00 AM 12:00 PM 1:00 PM 2:00 PM Tomorrow 3:00 PM 4:00 PM 5:00 PM 6:00 PM Tomorrow 7:00 PM 8:00 PM 9:00 PM 10:00 PM Tomorrow 11:00 PM 12:00 AM 1:00 AM 2:00 AM Wednesday 3:00 AM 4:00 AM 5:00 AM 6:00 AM Wednesday 7:00 AM 8:00 AM 9:00 AM 10:00 AM Wednesday 11:00 AM 12:00 PM 1:00 PM 2:00 PM Wednesday 3:00 PM 4:00 PM 5:00 PM 6:00 PM Wednesday 7:00 PM 8:00 PM 5:00 AM 8:00 AM Thursday 11:00 AM 2:00 PM 5:00 PM 8:00 PM Thursday 11:00 PM 2:00 AM 5:00 AM 8:00 AM Friday 11:00 AM 2:00 PM 5:00 PM 8:00 PM Friday 11:00 PM 2:00 AM 5:00 AM 8:00 AM Saturday 11:00 AM 2:00 PM 5:00 PM 8:00 PM Saturday 11:00 PM 2:00 AM 8:00 AM 2:00 PM Sunday 8:00 PM 2:00 AM 8:00 AM 2:00 PM Monday 8:00 PM 2:00 AM 8:00 AM 2:00 PM Tuesday 8:00 PM 2:00 AM 8:00 AM 2:00 PM Wednesday 8:00 PM 2:00 AM 8:00 AM 2:00 PM Thursday 8:00 PM 2:00 AM 8:00 AM 2:00 PM Friday 8:00 PM 2:00 AM 8:00 AM 2:00 PM Saturday 8:00 PM 2:00 AM 8:00 AM 2:00 PM Sunday 8:00 PM 2:00 AM 8:00 AM 2:00 PM Monday 8:00 PM 2:00 AM
Sustained wind Max gusts
NIGHT SKY · STANSTEAD, QUEBEC

Tonight's Stargazing & Shooting Stars

Excellent observing conditions. Best local viewing window: 9:00 PM–10:00 PM.

96/100Best-hour score
BEST TIME TONIGHT 9:00 PM–10:00 PM Astronomical darkness: 8:58 PM–4:36 AM
Cloud cover 6% Real hourly forecast for the best viewing hour.
Moonlight 16% Waning Crescent · Moon below the horizon at the best viewing hour.
Meteor activity September ε-Perseids Reference ZHR 8 · Radiant 12° high at the best hour.
Estimated visible meteors 0–1/hour Local estimate after weather, moonlight and radiant-height adjustments.
Chance ≥1 meteor in 30 min28%
UPCOMING METEOR PERIODSStart, peak and end dates · weather should be checked closer to the peak.
SEP 5–SEP 21
September ε-PerseidsStart SEP 5 · Peak SEP 9 · End SEP 21 · ZHR 8 · 6% Moon at peak
ACTIVE NOW
SEP 20–NOV 20
Southern TauridsStart SEP 20 · Peak NOV 5 · End NOV 20 · ZHR 7 · 20% Moon at peak
UPCOMING
OCT 2–NOV 7
OrionidsStart OCT 2 · Peak OCT 21 · End NOV 7 · ZHR 20 · 77% Moon at peak
UPCOMING
OCT 20–DEC 10
Northern TauridsStart OCT 20 · Peak NOV 12 · End DEC 10 · ZHR 5 · 7% Moon at peak
UPCOMING

Experimental local observing estimate. Weather values come from the hourly forecast already used on this page. Moon position and astronomical darkness are calculated locally from time and coordinates. Meteor-shower ZHR describes ideal conditions and is not the number of meteors a person should expect to see locally.

Forecast data for Stanstead were last refreshed today at 10:12 AM. The current forecast period extends through 09/09/2026 at 8:00 AM. Weather, air-quality and UV-index data are provided through WEATHER-INFO.COM. Forecasts are produced automatically from the latest available data and are subject to periodic technical checks. This service is intended for general weather information.