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Weather in Longueuil for October 2026

Your guide to Longueuil weather in October - trends and predictions

    Temperatures

  • Until now, October 2026 in Longueuil is slightly cooler than the historical average by 1.6 °C.

  • The forecast for the upcoming days in Longueuil predicts a temperature of 11.7 °C, which is slightly above the historical average.

  • In general, the average temperature in Longueuil at the beginning of October is 20.5 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 11.1 °C by the end of October.

    • Rain 🌧️

  • The climate of Longueuil in October is notably wet, with an average of 11 rainy days, and a total of 156.5 mm of precipitation.

    • More

  • Is October a good time to visit Longueuil? check out the best time to travel to Longueuil page.

  • ✨ Is October a good time to visit Longueuil? – Ask the AI Weatherman

Average dry days
20
Dry days
Average rainy days
11
Rainy days
Average snowy days
0
Snow days
Average temperatures
14°/7°
Temperatures
Average wind speed
17 km/h
Avg max wind
Average humidity
74 %
Avg humidity

Longueuil Weather October

Move between months or click on a day
September
November
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1
Mist
21°
2
Light rain
18°
3
Cloudy
22°
4
Mist
22°
5
Patchy rain possible
22°
6
Patchy rain possible
20°
7
Heavy rain
19°
8
Moderate rain
14°
9
Patchy rain possible
12°
10
Patchy rain possible
12°
11
Overcast
16°
12
Light rain
14°
13
Light rain
11°
14
Light rain
12°
15
Overcast
10°
16
Light rain
12°
17
Overcast
12°
18
Patchy rain possible
14°
19
Overcast
16°
20
Moderate rain
15°
21
Light rain
16°
22
Moderate rain
15°
23
Patchy rain possible
13°
24
Patchy rain possible
12°
25
Overcast
12°
26
Patchy rain possible
11°
27
Sunny
7°
28
Overcast
9°
29
Patchy rain possible
18°
30
Sunny
15°
31
Sunny
10°

Temperatures trend during October in Longueuil

See the weather trend as well as the moving average line

October weather in Longueuil day by day

Click on a date for more information
September November
Date Weather Temperatures Rain UV More
1 Oct. Mist
Mist
 21° /10° 0.8 mm 4
2 Oct. Light rain
Light rain
 18° /9° 4.5 mm 4
3 Oct. Cloudy
Cloudy
 22° /9° 0 mm 4.2
4 Oct. Mist
Mist
 22° /11° 0.2 mm 4
5 Oct. Patchy rain possible
Patchy rain possible
 22° /13° 1.5 mm 4
6 Oct. Patchy rain possible
Patchy rain possible
 20° /11° 1.9 mm 3.9
7 Oct. Heavy rain
Heavy rain
 19° /11° 42.3 mm 3.8
8 Oct. Moderate rain
Moderate rain
 14° /7° 23.7 mm 3
9 Oct. Patchy rain possible
Patchy rain possible
 12° /5° 0.2 mm 3
10 Oct. Patchy rain possible
Patchy rain possible
 12° /5° 1.2 mm 3
11 Oct. Overcast
Overcast
 16° /7° 0.5 mm 3
12 Oct. Light rain
Light rain
 14° /6° 4.2 mm 3
13 Oct. Light rain
Light rain
 11° /5° 6.2 mm 2
14 Oct. Light rain
Light rain
 12° /7° 3.3 mm 2
15 Oct. Overcast
Overcast
 10° /5° 0 mm 2
16 Oct. Light rain
Light rain
 12° /5° 5.4 mm 2
17 Oct. Overcast
Overcast
 12° /3° 0 mm 3
18 Oct. Patchy rain possible
Patchy rain possible
 14° /4° 0 mm 3
19 Oct. Overcast
Overcast
 16° /7° 0 mm 3
20 Oct. Moderate rain
Moderate rain
 15° /9° 11.3 mm 2.9
21 Oct. Light rain
Light rain
 16° /8° 5.4 mm 2.8
22 Oct. Moderate rain
Moderate rain
 15° /7° 8.9 mm 2.8
23 Oct. Patchy rain possible
Patchy rain possible
 13° /7° 1.4 mm 2.7
24 Oct. Patchy rain possible
Patchy rain possible
 12° /4° 1.8 mm 2
25 Oct. Overcast
Overcast
 12° /4° 0.9 mm 2
26 Oct. Patchy rain possible
Patchy rain possible
 11° /5° 2.3 mm 0.3
27 Oct. Sunny
Sunny
 7° /2° 0 mm 2.5
28 Oct. Overcast
Overcast
 9° /2° 0 mm 1.9
29 Oct. Patchy rain possible
Patchy rain possible
 18° /6° 1.3 mm 2.3
30 Oct. Sunny
Sunny
 15° /7° 0.2 mm 2.3
31 Oct. Sunny
Sunny
 10° /5° 0 mm 3
Next
Important Notice
Our weather forecast for Longueuil in October 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 Longueuil forecast closer to your planned date for the most up-to-date weather information.
Change Month
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Longueuil in October - FAQ

What are the expected maximum and minimum temperatures in Longueuil during October?
During October, expect a variety of temperatures with highs around 14° and lows near 7°, suitable for diverse activities and preferences.

How much rainfall should be expected in Longueuil during October?
Significant rainfall exceeding 156.5 mm is expected in Longueuil during October, occurring over more than 11 days. Preparing for wet conditions is recommended in your planning.

Will it snow in Longueuil in October 2026?
Longueuil typically sees 2 cm of snowfall during October.

What are the typical wind conditions in Longueuil during October?
The average wind speed in Longueuil during October is 17 km/h, suggesting breezy to windy conditions, depending on your activities.

October rainfall patterns in Longueuil

Explore the daily rainfall trends and prepare for Longueuils October weather 💧
Typically, Longueuil has 11 rainy days in October with a total of 156.5 mm of rainfall.

UV exposure in Longueuil during October

Stay informed about UV levels for safe outdoor activities throughout the month of October ☀️
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Get accurate weather forecasts for Longueuil, located at latitude 45.531 and longitude -73.518. Stay updated with localized weather information tailored for Longueuil.

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