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Weather in Châteauguay for March 2026

Your guide to Châteauguay weather in March - trends and predictions

    Official Weather Alert ⚠️

  • High Wind Watch - See hour by hour.

    • Snow Forecast ❄️

  • Snowfall in Châteauguay during March is quite rare, with fewer than 2 snowy days on average.
    According to Châteauguay snow forecast for March 2026, 7 snowy days are expected in the next 2 weeks. The closest date with snow is Saturday, 14 March.

    • Temperatures

  • Until now, March 2026 in Châteauguay has been nearly identical to the historical average, with a temperature of 1.8 °C (showing only a slight deviation of -0.5 °C).

  • Expect cooler weather in the next days in Châteauguay with the forecast suggesting a temperature of 1 °C, lower than the historical average.

  • In general, the average temperature in Châteauguay at the beginning of March is 1.1 °C. As the month progressed, temperatures tended to significantly warm up, reaching an average of 5 °C by the end of March.

    • Rain 🌧️

  • With an average of 3 rainy days, Châteauguay experiences minimal rainfall in March.

    • More

  • New! Chat with our AI weatherman - it’s amazing and free.

Average dry days
28
Dry days
Average rainy days
3
Rainy days
Average snowy days
0
Snow days
Average temperatures
7°/-5°
Temperatures
Average wind speed
21 km/h
Avg max wind
Average humidity
77 %
Avg humidity

Châteauguay Weather March

Move between months or click on a day
February
April
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1
Moderate snow
-4°
2
Partly cloudy
-4°
3
Fog
-1°
4
Fog
4°
5
Overcast
5°
6
Moderate rain
4°
7
Overcast
4°
8
Partly cloudy
4°
9
Patchy rain possible
7°
10
Heavy snow
4°
11
Light snow
4°
12
Overcast
1°
13
Patchy rain possible
2°
14
Weather Alert Light snow
3°
15
Weather Alert Moderate or heavy snow showers
0°
16
Moderate rain
14°
17
Blowing snow
-3°
18
Light freezing rain
-7°
19
Moderate snow
1°
20
Patchy rain possible
3°
21
Light snow
0°
22
Partly cloudy
-1°
23
Cloudy
-4°
24
Partly cloudy
-3°
25
Partly cloudy
2°
26
Sunny
5°
27
Sunny
4°
28
Overcast
6°
29
Overcast
4°
30
Cloudy
4°
31
Partly cloudy
10°

Temperatures trend during March in Châteauguay

See the weather trend as well as the moving average line

March weather in Châteauguay day by day

Click on a date for more information
February April
Date Weather Temperatures Rain Snow More
1 Mar. Moderate snow
Moderate snow
 -4° /-11° 7.5 mm 5.4 cm
2 Mar. Partly cloudy
Partly cloudy
 -4° /-13° 0.3 mm 0 cm
3 Mar. Fog
Fog
 -1° /-10° 0.1 mm 0 cm
4 Mar. Fog
Fog
 4° /-3° 5.2 mm 0.4 cm
5 Mar. Overcast
Overcast
 5° /-1° 15.9 mm 0 cm
6 Mar. Moderate rain
Moderate rain
 4° /-3° 20.8 mm 0.4 cm
7 Mar. Overcast
Overcast
 4° /-2° 18.8 mm 2 cm
8 Mar. Partly cloudy
Partly cloudy
 4° /-2° 0.6 mm 0 cm
9 Mar. Patchy rain possible
Patchy rain possible
 7° /-2° 3 mm 0 cm
10 Mar. Heavy snow
Heavy snow
 4° /-2° 16.7 mm 7 cm
11 Mar. Light snow
Light snow
 4° /-3° 28.9 mm 4.7 cm
12 Mar. Overcast
Overcast
 1° /-5° 8.2 mm 0 cm
13 Mar. Patchy rain possible
Patchy rain possible
 2° /-4° 1.8 mm 0.5 cm
14 Mar. Light snow
Light snow
 3° /-3° 5.7 mm 3.6 cm
15 Mar. Moderate or heavy snow showers
Moderate or heavy snow showers
 0° /-7° 5.9 mm 4.2 cm
16 Mar. Moderate rain
Moderate rain
 14° /1° 11.3 mm 0 cm
17 Mar. Blowing snow
Blowing snow
 -3° /-10° 28 mm 7.2 cm
18 Mar. Light freezing rain
Light freezing rain
 -7° /-13° 0.2 mm 0.1 cm
19 Mar. Moderate snow
Moderate snow
 1° /-9° 0.8 mm 0.6 cm
20 Mar. Patchy rain possible
Patchy rain possible
 3° /0° 0.7 mm 0 cm
21 Mar. Light snow
Light snow
 0° /-2° 0.1 mm 0 cm
22 Mar. Partly cloudy
Partly cloudy
 -1° /-6° 0 mm 0 cm
23 Mar. Cloudy
Cloudy
 -4° /-10° 0 mm 0 cm
24 Mar. Partly cloudy
Partly cloudy
 -3° /-11° 0 mm 0 cm
25 Mar. Partly cloudy
Partly cloudy
 2° /-8° 0 mm 0 cm
26 Mar. Sunny
Sunny
 5° /-3° 0 mm 0 cm
27 Mar. Sunny
Sunny
 4° /-2° 0 mm 0 cm
28 Mar. Overcast
Overcast
 6° /1° 5.5 mm 0 cm
29 Mar. Overcast
Overcast
 4° /-2° 18.9 mm 13.7 cm
30 Mar. Cloudy
Cloudy
 4° /-1° 41.9 mm 2.9 cm
31 Mar. Partly cloudy
Partly cloudy
 10° /0° 7 mm 0 cm
Next
Important Notice
Our weather forecast for Châteauguay in March is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Châteauguay forecast closer to your planned date for the most up-to-date weather information.
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Châteauguay in March - FAQ

What are the expected maximum and minimum temperatures in Châteauguay during March?

During March, expect a variety of temperatures with highs around 7° and lows near -5°, suitable for diverse activities and preferences.

How much rainfall should be expected in Châteauguay during March?

Significant rainfall exceeding 444.5 mm is expected in Châteauguay during March, occurring over more than 3 days. Preparing for wet conditions is recommended in your planning.

Will it snow in Châteauguay in March 2026?

Châteauguay typically sees 92.8 cm of snowfall during March.

What are the typical wind conditions in Châteauguay during March?

The average wind speed in Châteauguay during March is 21 km/h, suggesting breezy to windy conditions, depending on your activities.

Châteauguay snow forecast March 2026

Track daily snowfall levels and discover Châteauguay’s snowy potential this March ❄️

March rainfall patterns in Châteauguay

Explore the daily rainfall trends and prepare for Châteauguays March weather 💧
Typically, Châteauguay has 3 rainy days in March with a total of 444.5 mm of rainfall.

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Location coordinates Where is Châteauguay?

Get accurate weather forecasts for Châteauguay, located at latitude 45.383 and longitude -73.749. Stay updated with localized weather information tailored for Châteauguay.

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