Weather forecast for 10 daysLongueuil, Canada

Weather forecast for the weekend

Saturday 24. Oct 2026

  • 14°C
  • 1°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 15%
  • Precipitation: 0mm
  • Wind: 5km/hSSW 204°
  • Humidity: 61%
  • UV index: 3
  • Sunrise: 7:22 am EDT
  • Sunset: 5:53 pm EDT
  • ▼
Today, in Longueuil, variable cloud cover will persist, but sunshine will break through.
The temperature is expected to oscillate between a maximum of a refreshing 14°C and a minimum of an icy 1°C.
The temperature will be in line with October's average maximum of 12.8°C.
Sunrise will be at 7:22 am and sunset at 5:53 pm; the daylight will last for 10h and 31min.

Sunday 25. Oct 2026

  • 18°C
  • 9°C
Sunny
Sunny
  • Precip. probability: 7%
  • Precipitation: 0mm
  • Wind: 10km/hSSW 209°
  • Humidity: 60%
  • UV index: 3
  • Sunrise: 7:24 am EDT
  • Sunset: 5:51 pm EDT
  • ▼
Tomorrow, in Longueuil, expect consistent sunshine and open skies.
Temperature fluctuations between a breezy 18°C and a brisk 9°C are forecasted.
A forecast high of 18°C brings conditions more familiar to September's average than October's.
Sunrise will be at 7:24 am and sunset at 5:51 pm; tomorrow's daylight will last for 10h and 28min.

10-day overview

Daily temperatures

Warmest day: tomorrow 18°C.
Coldest day: Tuesday 8°C.

Chance of precipitation

Highest chance: Monday 36%.

Long-term weather forecast

  • Saturday
  • 24. Oct 2026
  • 14°C
  • 1°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 15%
  • Precipitation: 0mm
  • Wind: 5km/hSSW 204°
  • Humidity: 61%
  • UV index: 3
  • Sunrise: 7:22 am EDT
  • Sunset: 5:53 pm EDT
  • ▼
  • Sunday
  • 25. Oct 2026
  • 18°C
  • 9°C
Sunny
Sunny
  • Precip. probability: 7%
  • Precipitation: 0mm
  • Wind: 10km/hSSW 209°
  • Humidity: 60%
  • UV index: 3
  • Sunrise: 7:24 am EDT
  • Sunset: 5:51 pm EDT
  • ▼
  • Monday
  • 26. Oct 2026
  • 15°C
  • 0°C
AM Showers
AM Showers
  • Precip. probability: 36%
  • Precipitation: 1mm
  • Wind: 14km/hW 265°
  • Humidity: 68%
  • UV index: 2
  • Sunrise: 7:25 am EDT
  • Sunset: 5:50 pm EDT
  • ▼
  • Tuesday
  • 27. Oct 2026
  • 8°C
  • -3°C
Sunny
Sunny
  • Precip. probability: 1%
  • Precipitation: 0mm
  • Wind: 9km/hNNW 329°
  • Humidity: 50%
  • UV index: 3
  • Sunrise: 7:26 am EDT
  • Sunset: 5:48 pm EDT
  • ▼
  • Wednesday
  • 28. Oct 2026
  • 10°C
  • 5°C
Mostly Sunny
Mostly Sunny
  • Precip. probability: 4%
  • Precipitation: 0mm
  • Wind: 4km/hESE 120°
  • Humidity: 58%
  • UV index: 2
  • Sunrise: 7:28 am EDT
  • Sunset: 5:47 pm EDT
  • ▼
  • Thursday
  • 29. Oct 2026
  • 17°C
  • 8°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 24%
  • Precipitation: 0mm
  • Wind: 12km/hSSW 198°
  • Humidity: 69%
  • UV index: 2
  • Sunrise: 7:29 am EDT
  • Sunset: 5:45 pm EDT
  • ▼
  • Friday
  • 30. Oct 2026
  • 14°C
  • 5°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 15%
  • Precipitation: 0mm
  • Wind: 12km/hW 275°
  • Humidity: 75%
  • UV index: 2
  • Sunrise: 7:31 am EDT
  • Sunset: 5:44 pm EDT
  • ▼
  • Saturday
  • 31. Oct 2026
  • 15°C
  • 7°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 18%
  • Precipitation: 0mm
  • Wind: 7km/hE 88°
  • Humidity: 70%
  • UV index: 2
  • Sunrise: 7:32 am EDT
  • Sunset: 5:42 pm EDT
  • ▼
  • Sunday
  • 1. Nov 2026
  • 16°C
  • 10°C
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 24%
  • Precipitation: 4mm
  • Wind: 11km/hSSE 162°
  • Humidity: 75%
  • UV index: 1
  • Sunrise: 6:33 am EST
  • Sunset: 4:41 pm EST
  • ▼
  • Monday
  • 2. Nov 2026
  • 14°C
  • 7°C
AM Showers
AM Showers
  • Precip. probability: 32%
  • Precipitation: 3mm
  • Wind: 12km/hSSW 204°
  • Humidity: 76%
  • UV index: 1
  • Sunrise: 6:35 am EST
  • Sunset: 4:39 pm EST
  • ▼
During the ten-day period, dull, dry and sunny and damp weather is anticipated.
Rainfall is predicted for Monday, next Sunday and Monday.
There will be a considerable variation in temperature throughout the forecast window. Forecast highs will fluctuate between 8°C and 18°C, while the nightly low temperatures will show also a considerable swing, as the overnight lows will vary from -3°C to 10°C.
Sunday will be the warmest day, with a maximum temperature of 18°C; expect the coldest day on Tuesday with a high of 8°C.
Updated: Oct 24, 2026 @ 10:47:30 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

On Saturday, expect a mix of sun and clouds throughout the day.

Today, the highest temperature will be 14°C, while the lowest temperature will be 1°C.
Today, the maximum temperature will be in line with the average highest temperature in October. The lowest temperature will be significantly lower than the average low of 6.1°C.

On Saturday, in Longueuil, sunrise will be at 7:22 am and sunset at 5:53 pm (EDT).

In Longueuil, the length of the day today will be 10h and 31min.

Tomorrow, sunny skies are in store, with excellent visibility.

Tomorrow, the maximum temperature will be 18°C, while the minimum temperature will be 9°C.
The maximum temperature tomorrow will be noticeably higher than the average highest temperature of 12.8°C in October. Tomorrow, the lowest temperature will be a few degrees higher than the average low temperature.

On Sunday, in Longueuil, sunrise will be at 7:24 am and sunset at 5:51 pm (EDT).

In Longueuil, the length of the day tomorrow will be 10h and 28min.