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Now · 9:41 PM

Lac-Simon Weather & Hourly Forecast

Canada · Quebec

Clear night
12°C
Clear night
Feels like: 10°C
💧 Humidity 73% 🌡 Pressure 1012 hPa 💨 Wind 12 km/h 👁 Visibility 45.8 km Clouds 3% ☀️ UV index 0.0 · Low 🌅 Sunrise 🌇 Sunset

Hourly Forecast for Lac-Simon

Today
Clear night · 10:00 PM Clear night
12° 💧 None 💨 12 km/h H 73%1012 hPa
Tomorrow
Clear night · 1:00 AM Clear night
10° 💧 None 💨 10 km/h H 87%1013 hPa
Clear night · 4:00 AM Clear night
10° 💧 None 💨 11 km/h H 94%1014 hPa
Sunny · 7:00 AM Sunny
💧 None 💨 10 km/h H 96%1015 hPa
Mostly sunny · 10:00 AM Mostly sunny
14° 💧 None 💨 16 km/h H 60%1016 hPa
Partly cloudy · 1:00 PM Partly cloudy
17° 💧 None 💨 15 km/h H 47%1015 hPa
Sunny · 4:00 PM Sunny
19° 💧 None 💨 13 km/h H 49%1015 hPa
Sunny · 7:00 PM Sunny
15° 💧 0.0 mm 💨 9 km/h H 75%1015 hPa
Clear night · 10:00 PM Clear night
12° 💧 None 💨 10 km/h H 86%1016 hPa
Saturday
Clear night · 1:00 AM Clear night
12° 💧 None 💨 10 km/h H 87%1017 hPa
Mostly cloudy night · 4:00 AM Mostly cloudy night
11° 💧 None 💨 6 km/h H 93%1017 hPa
Fog · 7:00 AM Fog
10° 💧 None 💨 9 km/h H 99%1018 hPa
Mostly cloudy · 10:00 AM Mostly cloudy
16° 💧 None 💨 11 km/h H 83%1017 hPa
Mostly sunny · 1:00 PM Mostly sunny
20° 💧 None 💨 16 km/h H 58%1016 hPa
Overcast · 4:00 PM Overcast
21° 💧 None 💨 15 km/h H 59%1014 hPa
Mostly cloudy · 7:00 PM Mostly cloudy
18° 💧 None 💨 10 km/h H 84%1012 hPa

In Lac-Simon and, more broadly, across the province of Quebec: Tonight, mainly cloudy skies will persist across the region, with temperatures gradually cooling to between 16 and 20 degrees Celsius. In many areas, conditions are expected to remain dry, though the breeze from the northwest will continue to strengthen slightly, with winds reaching up to 19 km/h and gusting around 44 km/h. While there is no significant precipitation forecast, the gusty winds could cause some minor disturbances, especially in exposed areas. Residents should remain cautious of the breezes through the night, as gusts may occasionally cause loose objects to move. Overall, it will be a relatively mild and dry evening across the region.

15-Day Weather Outlook for Lac-Simon

Saturday, Sep 12Sat Sep 12 Partly cloudy Partly cloudy 21°/10° 💧 None 💨 16 km/h
Sunday, Sep 13Sun Sep 13 Light thunderstorms Light thunderstorms 21°/16° 💧 9.2 mm 💨 17 km/h
Monday, Sep 14Mon Sep 14 Moderate rain Moderate rain 18°/11° 💧 5.2 mm 💨 15 km/h
Tuesday, Sep 15Tue Sep 15 Overcast Overcast 16°/ 💧 0.4 mm 💨 16 km/h
Wednesday, Sep 16Wed Sep 16 Heavy rain Heavy rain 18°/15° 💧 14 mm 💨 15 km/h
Thursday, Sep 17Thu Sep 17 Mostly cloudy Mostly cloudy 19°/11° 💧 None 💨 11 km/h
Friday, Sep 18Fri Sep 18 Light rain Light rain 20°/13° 💧 1.8 mm 💨 21 km/h
Saturday, Sep 19Sat Sep 19 Overcast Overcast 14°/ 💧 0.0 mm 💨 21 km/h
Sunday, Sep 20Sun Sep 20 Light rain Light rain 14°/10° 💧 3.3 mm 💨 8 km/h
Monday, Sep 21Mon Sep 21 Overcast Overcast 14°/ 💧 0.6 mm 💨 19 km/h
Tuesday, Sep 22Tue Sep 22 Overcast Overcast 10°/ 💧 0.1 mm 💨 17 km/h
Wednesday, Sep 23Wed Sep 23 Partly cloudy Partly cloudy 13°/ 💧 None 💨 15 km/h
Thursday, Sep 24Thu Sep 24 Mostly sunny Mostly sunny 15°/ 💧 None 💨 6 km/h
Friday, Sep 25Fri Sep 25 Overcast Overcast 17°/ 💧 None 💨 5 km/h

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Lac-Simon

Vertical axis: °C · Color based on temperature
Clear night at 10:00 PM
54° Today 10:00 PM
Clear night at 11:00 PM
53° 11:00 PM
Clear night at 12:00 AM
51° 12:00 AM
Clear night at 1:00 AM
51° 1:00 AM
Clear night at 2:00 AM
50° Tomorrow 2:00 AM
Clear night at 3:00 AM
49° 3:00 AM
Clear night at 4:00 AM
49° 4:00 AM
Clear night at 5:00 AM
49° 5:00 AM
Clear night at 6:00 AM
48° Tomorrow 6:00 AM
Sunny at 7:00 AM
48° 7:00 AM
Sunny at 8:00 AM
51° 8:00 AM
Sunny at 9:00 AM
55° 9:00 AM
Mostly sunny at 10:00 AM
57° Tomorrow 10:00 AM
Mostly cloudy at 11:00 AM
59° 11:00 AM
Mostly sunny at 12:00 PM
61° 12:00 PM
Partly cloudy at 1:00 PM
63° 1:00 PM
Sunny at 2:00 PM
64° Tomorrow 2:00 PM
Sunny at 3:00 PM
65° 3:00 PM
Sunny at 4:00 PM
65° 4:00 PM
Sunny at 5:00 PM
65° 5:00 PM
Sunny at 6:00 PM
63° Tomorrow 6:00 PM
Sunny at 7:00 PM
59° 7:00 PM
Clear night at 8:00 PM
56° 8:00 PM
Clear night at 9:00 PM
55° 9:00 PM
Clear night at 10:00 PM
54° Tomorrow 10:00 PM
Clear night at 11:00 PM
54° 11:00 PM
Clear night at 12:00 AM
54° 12:00 AM
Clear night at 1:00 AM
53° 1:00 AM
Clear night at 2:00 AM
52° Saturday 2:00 AM
Partly cloudy night at 3:00 AM
52° 3:00 AM
Mostly cloudy night at 4:00 AM
51° 4:00 AM
Mostly cloudy night at 5:00 AM
50° 5:00 AM
Mist at night at 6:00 AM
50° Saturday 6:00 AM
Fog at 7:00 AM
51° 7:00 AM
Fog at 8:00 AM
54° 8:00 AM
Mostly cloudy at 9:00 AM
57° 9:00 AM
Mostly cloudy at 10:00 AM
61° Saturday 10:00 AM
Partly cloudy at 11:00 AM
64° 11:00 AM
Mostly sunny at 12:00 PM
66° 12:00 PM
Mostly sunny at 1:00 PM
67° 1:00 PM
Partly cloudy at 2:00 PM
69° Saturday 2:00 PM
Mostly cloudy at 3:00 PM
69° 3:00 PM
Overcast at 4:00 PM
69° 4:00 PM
Overcast at 5:00 PM
69° 5:00 PM
Mostly cloudy at 6:00 PM
67° Saturday 6:00 PM
Mostly cloudy at 7:00 PM
64° 7:00 PM
Mostly cloudy night at 8:00 PM
61° 8:00 PM
Mostly cloudy night at 9:00 PM
61° 9:00 PM
Mostly cloudy night at 10:00 PM
61° Saturday 10:00 PM
Overcast night at 11:00 PM
61° 11:00 PM
Overcast night at 12:00 AM
61° 12:00 AM
Overcast night at 1:00 AM
61° 1:00 AM
Mostly cloudy night at 2:00 AM
61° Sunday 2:00 AM
Mostly clear night at 3:00 AM
61° 3:00 AM
Mostly cloudy night at 4:00 AM
62° 4:00 AM
Light rain at 5:00 AM
63° 5:00 AM
Light rain at 6:00 AM
63° Sunday 6:00 AM
Light thunderstorms at 7:00 AM
63° 7:00 AM
Thunderstorms at 8:00 AM
64° 8:00 AM
Partly cloudy at 5:00 PM
71° 5:00 PM
Overcast night at 8:00 PM
64° Sunday 8:00 PM
Moderate rain at 11:00 PM
59° 11:00 PM
Light rain at 2:00 AM
56° 2:00 AM
Clear night at 5:00 AM
53° 5:00 AM
Sunny at 8:00 AM
52° Monday 8:00 AM
Sunny at 11:00 AM
58° 11:00 AM
Overcast at 2:00 PM
59° 2:00 PM
Partly cloudy at 5:00 PM
60° 5:00 PM
Clear night at 8:00 PM
54° Monday 8:00 PM
Clear night at 11:00 PM
51° 11:00 PM
Overcast night at 2:00 AM
50° 2:00 AM
Partly cloudy night at 5:00 AM
48° 5:00 AM
Overcast at 8:00 AM
51° Tuesday 8:00 AM
Overcast at 11:00 AM
56° 11:00 AM
Overcast at 2:00 PM
57° 2:00 PM
Mostly cloudy at 5:00 PM
61° 5:00 PM
Overcast night at 8:00 PM
60° Tuesday 8:00 PM
Overcast night at 11:00 PM
60° 11:00 PM
Overcast night at 2:00 AM
60° 2:00 AM
Light rain at 5:00 AM
61° 5:00 AM
Moderate rain at 8:00 AM
60° Wednesday 8:00 AM
Heavy rain at 11:00 AM
61° 11:00 AM
Overcast at 2:00 PM
65° 2:00 PM
Mostly cloudy night at 8:00 PM
67° 8:00 PM
Partly cloudy night at 2:00 AM
57° Thursday 2:00 AM
Mostly sunny at 8:00 AM
52° 8:00 AM
Sunny at 2:00 PM
54° 2:00 PM
Overcast night at 8:00 PM
69° 8:00 PM
Light rain at 2:00 AM
63° Friday 2:00 AM
Partly cloudy at 8:00 AM
60° 8:00 AM
Mostly sunny at 2:00 PM
56° 2:00 PM
Overcast night at 8:00 PM
58° 8:00 PM
Mostly clear night at 2:00 AM
52° Saturday 2:00 AM
Sunny at 8:00 AM
45° 8:00 AM
Sunny at 2:00 PM
47° 2:00 PM
Mostly clear night at 8:00 PM
58° 8:00 PM
Overcast night at 2:00 AM
52° Sunday 2:00 AM
Overcast at 8:00 AM
50° 8:00 AM
Light rain at 2:00 PM
50° 2:00 PM
Partly cloudy night at 8:00 PM
58° 8:00 PM
Mostly clear night at 2:00 AM
52° Monday 2:00 AM
Sunny at 8:00 AM
47° 8:00 AM
Overcast at 2:00 PM
46° 2:00 PM
Overcast night at 8:00 PM
50° 8:00 PM
Mostly cloudy night at 2:00 AM
49° Tuesday 2:00 AM
Sunny at 8:00 AM
43° 8:00 AM
Sunny at 2:00 PM
43° 2:00 PM
Partly cloudy night at 8:00 PM
55° 8:00 PM
Clear night at 2:00 AM
46° Wednesday 2:00 AM
Sunny at 8:00 AM
43° 8:00 AM
Partly cloudy at 2:00 PM
44° 2:00 PM
Mostly clear night at 8:00 PM
58° 8:00 PM
Clear night at 2:00 AM
49° Thursday 2:00 AM
Sunny at 8:00 AM
44° 8:00 AM
Mostly sunny at 2:00 PM
45° 2:00 PM
Overcast night at 8:00 PM
62° 8:00 PM
Overcast night at 2:00 AM
52° Friday 2:00 AM
Overcast at 8:00 AM
46° 8:00 AM
Overcast at 2:00 PM
47° 2:00 PM

AIR QUALITY FORECAST

Air Quality Forecast for Lac-Simon

Hourly forecast · Updated every 2 hours
Good
Nearest forecast value 10:00 PM
PM2.5 Fine particles Good 0,5µg/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 0,8µg/m³

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

O₃ Ozone Good 49,7µg/m³

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

NO₂ Nitrogen dioxide Good 3,0µg/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 Lac-Simon

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 4,7Moderate 😊Good
Tomorrow UV 5,3Moderate 🙂Fair
Saturday UV 5,0Moderate 🙂Fair
Sunday UV 4,9Moderate 🙂Fair
Monday UV 5,0Moderate 🙂Fair
Tuesday UV 3,0Moderate Unavailable
Wednesday UV 5,0Moderate Unavailable
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 Lac-Simon

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

Tonight's Stargazing & Shooting Stars

Excellent observing conditions. Best local viewing window: 1:00 AM–2:00 AM.

99/100Best-hour score
BEST TIME TONIGHT 1:00 AM–2:00 AM Astronomical darkness: 9:05 PM–4:50 AM
Cloud cover 0% Real hourly forecast for the best viewing hour.
Moonlight 0% New Moon · Moon below the horizon at the best viewing hour.
Meteor activity September ε-Perseids Reference ZHR 8 · Radiant 48° high at the best hour.
Estimated visible meteors 1–4/hour Local estimate after weather, moonlight and radiant-height adjustments.
Chance ≥1 meteor in 30 min71%
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 Lac-Simon were last refreshed today at 9:41 PM. The current forecast period extends through 12/09/2026 at 7:00 PM. 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.