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Weather in Châteauguay, Canada 🇨🇦

Current Weather in Châteauguay

Sunny
12°C
Feels like 7°C. Sunny.
🌬️ 21 km/h WNW
💧 37% Humidity
🧭 1016 hPa
👁️ 10.0 km Visibility
☀️ UV Index: 1.2
🌡️ Dew Point: -2°C
🌅 Sunrise: 06:59 AM
🌇 Sunset: 06:26 PM
Map Overlays:

Châteauguay currently sits at 12°C, sunny, feeling like 7°C. Humidity sits at 37% and winds are near 21 km/h, and the UV index is 1 (low). Across the coming days, Châteauguay should see roughly 6°C to 18°C.

Hourly Forecast for Châteauguay

17:00
Sunny
12°
1%
18:00
Sunny
11°
1%
19:00
Clear
9°
2%
20:00
Clear
9°
3%
21:00
Clear
8°
3%
22:00
Clear
8°
3%
23:00
Clear
8°
3%
00:00
Clear
7°
4%
01:00
Overcast
7°
15%
02:00
Overcast
7°
16%
03:00
Overcast
7°
16%
04:00
Overcast
8°
15%
05:00
Overcast
7°
14%
06:00
Overcast
8°
13%
07:00
Overcast
8°
13%
08:00
Overcast
9°
12%
09:00
Overcast
10°
12%
10:00
Overcast
11°
12%
11:00
Overcast
13°
11%
12:00
Overcast
16°
11%
13:00
Overcast
17°
11%
14:00
Overcast
17°
11%
15:00
Overcast
15°
11%
16:00
Patchy rain nearby
16°
15%

14-Day Forecast for Châteauguay

Tue, Oct 06
Sunny Sunny
12° / 6°
Wed, Oct 07
Overcast Overcast
17° / 7°
Thu, Oct 08
Patchy rain nearby Patchy rain nearby
18° / 10°
Fri, Oct 09
Sunny Sunny
12° / 6°
Sat, Oct 10
Sunny Sunny
12° / 6°
Sun, Oct 11
Overcast Overcast
23° / 10°
Mon, Oct 12
Light rain Light rain
19° / 8°
Tue, Oct 13
Light drizzle Light drizzle
9° / 6°
Wed, Oct 14
Sunny Sunny
12° / 4°
Thu, Oct 15
Overcast Overcast
15° / 6°
Fri, Oct 16
Overcast Overcast
20° / 10°
Sat, Oct 17
Overcast Overcast
16° / 9°
Sun, Oct 18
Overcast Overcast
14° / 8°
Mon, Oct 19
Overcast Overcast
11° / 8°

Additional Forecasts for Châteauguay

Air Quality

💨 US EPA Index 1 (Good)
CO (Carbon Monoxide) 123.0 μg/m³
O₃ (Ozone) 70.0 μg/m³
NO₂ (Nitrogen Dioxide) 2.2 μg/m³
SO₂ (Sulphur Dioxide) 1.7 μg/m³
PM2.5 (Fine particles) 2.6 μg/m³
PM10 (Coarse particles) 3.5 μg/m³

Historical Weather

Weather Forecasts for Other Cities in Canada

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Best Time to Be Outside in Châteauguay Tomorrow

There is no good daylight window left in Châteauguay today. Tomorrow, the most comfortable window looks like 08:00 to 11:00, when it is around 10°C. It should stay dry through that window. No significant rain is expected in the next several hours.

Frequently Asked Questions about Weather in Châteauguay

What is the temperature in Châteauguay right now?

The current temperature in Châteauguay is 12°C (54°F), sunny (feels like 7°C).

What's the weather like in Châteauguay right now?

Conditions in Châteauguay right now: Sunny, humidity 37%, wind 21 km/h WNW.

What is today's forecast for Châteauguay?

Today in Châteauguay: high 12°C, low 6°C, sunny. Chance of rain: 4%.

What is the 7-day weather forecast for Châteauguay?

Daily highs and lows for Châteauguay:

  • 2026-10-06: 12°C / 6°C
  • 2026-10-07: 17°C / 7°C
  • 2026-10-08: 18°C / 10°C
  • 2026-10-09: 12°C / 6°C
  • 2026-10-10: 12°C / 6°C
  • 2026-10-11: 23°C / 10°C
  • 2026-10-12: 19°C / 8°C
Is it going to rain in Châteauguay today?

There is a 4% chance of rain in Châteauguay today.

What is the wind speed in Châteauguay right now?

Wind in Châteauguay is currently 21 km/h (13 mph) from the WNW.

What is the UV index in Châteauguay right now?

The UV index in Châteauguay is currently 1.2 (low). Sun protection is recommended when the index is 3 or higher.

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