Today
Sun, Jun 21
Moderate drizzle
22°15°
- Rain chance
- 33%
- Precip
- 2.4 mm
- Max wind
- 19 km/h
Laval air quality
Quebec, Canada · Toronto time · 45.57°, -73.69°
Current conditions · 8:45 AM local
Current conditions in Laval
18°C
Overcast
Feels like 16°C
- Humidity
- 90%
- Wind
- 14 km/h WSW
- Gusts
- 22 km/h
- UV index
- 0
- Visibility
- 14.1 km
Air quality
39
Good
US AQI · European AQI 19
Air quality in Laval is currently good, with a US AQI of 39 (European AQI 19). The dominant pollutant right now is ozone. Air quality is healthy; no precautions needed. Fine particulate matter (PM2.5) measures 7.5 µg/m³.
Pollutants
- PM2.5
- 7.5 µg/m³
- PM10
- 7.7 µg/m³
- Ozone (O₃)
- 48 µg/m³
- NO₂
- 6.5 µg/m³
- SO₂
- 2.8 µg/m³
- CO
- 130 µg/m³
- Dust
- 0 µg/m³
AQI computed from the CAMS air quality model via Open-Meteo. Bands follow the US EPA scale.
Right now
Conditions in Laval at the moment: overcast, 18 °C. It feels close to the actual reading at 18 °C. Wind is from the WSW at 14 km/h. Humidity stands at 84% with sea-level pressure near 1009 hPa.
At a glance
Today
22° / 15°Moderate drizzle · 33% chance of rain
Tomorrow
23° / 14°Light drizzle
Upcoming · to Saturday
25° / 14°Highs 25°, lows 14°. The most active day looks like Friday, when rain chances peak at 73%.
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Next 3 days
Today looks like moderate drizzle; temperatures run from 15 °C up to 22 °C. Rain chance peaks at 33% with around 2.4 mm possible. Expect light drizzle tomorrow, between 14 °C and 23 °C. Tuesday brings light drizzle with a high of 25 °C and a low of 14 °C.
Tomorrow
Mon, Jun 22
Light drizzle
23°14°
- Rain chance
- 23%
- Precip
- 1.2 mm
- Max wind
- 19 km/h
Tuesday
Tue, Jun 23
Light drizzle
25°14°
- Rain chance
- 15%
- Precip
- 0.5 mm
- Max wind
- 20 km/h
Next 48 hours
- 12 AM16°24%10 km/h
- 1 AM16°33%6 km/h
- 2 AM16°26%6 km/h
- 3 AM15°15%8 km/h
- 4 AM15°9%6 km/h
- 5 AM15°9%7 km/h
- 6 AM15°7%6 km/h
- 7 AM16°8%11 km/h
- 8 AM17°5%12 km/h
- 9 AM18°4%14 km/h
- 10 AM19°4%14 km/h
- 11 AM20°6%13 km/h
- 12 PM21°8%14 km/h
- 1 PM21°13%13 km/h
- 2 PM22°16%17 km/h
- 3 PM21°26%7 km/h
- 4 PM19°24%1 km/h
- 5 PM22°20%4 km/h
- 6 PM22°18%7 km/h
- 7 PM18°20%15 km/h
- 8 PM17°18%19 km/h
- 9 PM17°16%6 km/h
- 10 PM16°14%7 km/h
- 11 PM16°5%8 km/h
- 12 AM16°5%5 km/h
- 1 AM15°2%6 km/h
- 2 AM15°2%6 km/h
- 3 AM14°2%6 km/h
- 4 AM14°1%5 km/h
- 5 AM14°1%7 km/h
- 6 AM14°1%7 km/h
- 7 AM16°1%8 km/h
- 8 AM17°1%9 km/h
- 9 AM19°1%8 km/h
- 10 AM21°1%6 km/h
- 11 AM22°1%5 km/h
- 12 PM22°1%7 km/h
- 1 PM23°2%10 km/h
- 2 PM23°5%10 km/h
- 3 PM23°9%11 km/h
- 4 PM23°12%10 km/h
- 5 PM22°21%19 km/h
- 6 PM19°20%16 km/h
- 7 PM19°23%11 km/h
- 8 PM18°7%9 km/h
- 9 PM17°11%4 km/h
- 10 PM16°11%6 km/h
- 11 PM16°11%6 km/h
In depth
Laval starts the period under overcast, with the mercury at 18 °C and a feels-like of 18 °C. Today's forecast calls for moderate drizzle, topping out near 22 °C before falling back to 15 °C overnight. Winds blow mainly from the WSW around 18 km/h, with gusts up to 39 km/h. Daytime highs hold fairly steady this week, staying within 22 to 25 °C. Rain is in the picture on today, tomorrow, Thursday and beyond, with roughly 16 mm expected in total across the week. Tomorrow brings light drizzle with a high of 23 °C and a 23% chance of precipitation. The UV index reaches 7 today, so sun protection is sensible during the middle of the day. Sunrise comes at 05:05 and sunset at 20:47, giving 15.7 hours of daylight. Current humidity sits at 84% with pressure near 1009 hPa. Looking further out, Thursday shows moderate rain showers with a high around 24 °C, while Saturday ends the week at 24 °C. Forecast details are refreshed throughout the day as new model runs arrive, so check back for the latest figures.
Sun & UV
- Sunrise
- 5:05 AM
- Sunset
- 8:47 PM
- Daylight
- 15h 42m
- Max UV
- 7.2 High
Wind
- Wind
- 14 km/h
- Gusts
- 22 km/h
- Direction
- WSW (242°)
Farming weather
Soil temperatures today read surface 16.1 °C, 6 cm 17.2 °C, 18 cm 17.4 °C, 54 cm 15 °C. Soil moisture sits at 0-1 cm at 0.41 m³/m³, 3-9 cm at 0.41 m³/m³, 27-81 cm at 0.41 m³/m³. For wheat, the root-zone reading is above the ideal 0.2-0.35 m³/m³ band. ET0 of 26 mm modestly outpaces the 16 mm of forecast rain; light supplemental irrigation may help. A suitable spraying window opens around 06:00 on 2026-06-21, with winds at or below 15 km/h and no rain expected. Projected growing degree days over the next week: wheat 102, maize 64.
- Topsoil moisture
- 0.4 m³/m³
- Soil temp
- 16°C
- ET₀ today
- 3.28 mm
- Spray window
- ~5:00
- Rain (next 7d)
- 15.5 mm
- Wind
- 14 km/h
- Humidity
- 90%
Advisory summary
No weather alert thresholds are crossed for Laval in the current forecast (derived from forecast data, not official warnings). Conditions may still change — check back for updates.
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All data for Laval
| Variable | Value |
|---|---|
| City | Laval, Quebec, Canada |
| Coordinates | 45.56995, -73.692 |
| Elevation | 34 m |
| Timezone | America/Toronto |
| Population | 438,366 |
| Observed at (local) | 8:45 AM |
| Temperature (2 m) | 18°C |
| Apparent temperature | 16°C |
| Relative humidity (2 m) | 90% |
| Dew point (2 m) | 15°C |
| Precipitation (last hour) | 0 mm |
| Rain | 0 mm |
| Showers | 0 mm |
| Snowfall | 0 cm |
| Weather code (WMO) | 3 |
| Cloud cover | 93% |
| Surface pressure | 1005 hPa |
| Sea-level pressure | 1009 hPa |
| Wind speed (10 m) | 14 km/h |
| Wind gusts (10 m) | 22 km/h |
| Wind direction (10 m) | 242° (WSW) |
| Visibility | 14.1 km |
| UV index | 0 |
| Day / night | Day |
| Today max / min | 22°C / 15°C |
| Today feels-like max / min | 22°C / 15°C |
| Today precipitation sum | 2.4 mm |
| Today rain sum | 2.4 mm |
| Today snowfall sum | 0 cm |
| Today max precip probability | 33% |
| Today max wind / gusts | 19 km/h / 39 km/h |
| Dominant wind direction | 245° (WSW) |
| Sunrise / sunset | 5:05 AM / 8:47 PM |
| Daylight duration | 15h 42m |
| Sunshine duration | 9h 10m |
| Max UV index | 7.2 |
| Reference evapotranspiration (ET₀) | 3.28 mm |
| Topsoil moisture (0–1 cm) | 0.4 m³/m³ |
| Surface soil temperature | 16°C |
| US AQI | 39 |
| European AQI | 19 |
| PM2.5 | 7.5 µg/m³ |
| PM10 | 7.7 µg/m³ |
| Ozone (O₃) | 48 µg/m³ |
| Nitrogen dioxide (NO₂) | 6.5 µg/m³ |
| Sulphur dioxide (SO₂) | 2.8 µg/m³ |
| Carbon monoxide (CO) | 130 µg/m³ |
| Dust | 0 µg/m³ |
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<iframe src="https://weathertomorrow.cloud/embed/city/ca/quebec/laval" width="320" height="180" frameborder="0" title="Laval weather" loading="lazy"></iframe>Frequently asked questions
Will it rain in Laval tomorrow?
Rain is unlikely in Laval tomorrow; the precipitation chance stays around 23%.
What is the temperature in Laval today?
Today Laval sees moderate drizzle with a high of 22 °C and a low of 15 °C.
How hot will it be in Laval tomorrow?
Tomorrow's high in Laval is forecast at 23 °C with light drizzle.
Is it windy in Laval today?
No, not especially; gusts only reach up to 39 km/h today.
What is the UV index in Laval today?
The UV index peaks at 7 today, which is high.
What time is sunrise and sunset in Laval today?
The sun rises at 05:05 and sets at 20:47 local time.
Is the air quality in Laval good today?
Air quality is good right now, with a US AQI reading of 39.