Weather forecast for 10 daysThornhill, Canada

Weather forecast for the weekend

Saturday 24. Oct 2026

  • 15°C
  • 4°C
Sunny
Sunny
  • Precip. probability: 2%
  • Precipitation: 0mm
  • Wind: 12km/hESE 114°
  • Humidity: 59%
  • UV index: 3
  • Sunrise: 7:43 am EDT
  • Sunset: 6:20 pm EDT
  • ▼
Today, sunshine will likely continue with scattered clouds at most.
The highest anticipated temperature is a mild 15°C, while the lowest temperature will be a cold 4°C.
The maximum temperature today is anticipated to reflect October's average high of 13.4°C.
Sunrise was at 7:43 am and sunset will be at 6:20 pm; the daylight will last for 10h and 36min.

Sunday 25. Oct 2026

  • 18°C
  • 10°C
Mostly Sunny
Mostly Sunny
  • Precip. probability: 15%
  • Precipitation: 0mm
  • Wind: 12km/hSSW 211°
  • Humidity: 70%
  • UV index: 3
  • Sunrise: 7:45 am EDT
  • Sunset: 6:18 pm EDT
  • ▼
Tomorrow, on Sunday, mostly clear skies and sunshine will create ideal daytime conditions.
Temperatures are expected to range from a maximum of a breezy 18°C to a minimum of a crisp 10°C.
Weather conditions lean warmer, with the temperature tracking September's average high of 20.7°C.
Sunrise will be at 7:45 am and sunset at 6:18 pm; tomorrow's daylight will last for 10h and 34min.

10-day overview

Daily temperatures

Warmest day: Thursday 20°C.
Coldest day: Tuesday 10°C.

Chance of precipitation

Highest chance: Monday 02.11. 43%.

Long-term weather forecast

  • Saturday
  • 24. Oct 2026
  • 15°C
  • 4°C
Sunny
Sunny
  • Precip. probability: 2%
  • Precipitation: 0mm
  • Wind: 12km/hESE 114°
  • Humidity: 59%
  • UV index: 3
  • Sunrise: 7:43 am EDT
  • Sunset: 6:20 pm EDT
  • ▼
  • Sunday
  • 25. Oct 2026
  • 18°C
  • 10°C
Mostly Sunny
Mostly Sunny
  • Precip. probability: 15%
  • Precipitation: 0mm
  • Wind: 12km/hSSW 211°
  • Humidity: 70%
  • UV index: 3
  • Sunrise: 7:45 am EDT
  • Sunset: 6:18 pm EDT
  • ▼
  • Monday
  • 26. Oct 2026
  • 16°C
  • 3°C
Cloudy
Cloudy
  • Precip. probability: 8%
  • Precipitation: 0mm
  • Wind: 18km/hNW 315°
  • Humidity: 66%
  • UV index: 2
  • Sunrise: 7:46 am EDT
  • Sunset: 6:17 pm EDT
  • ▼
  • Tuesday
  • 27. Oct 2026
  • 10°C
  • 6°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 2%
  • Precipitation: 0mm
  • Wind: 12km/hENE 74°
  • Humidity: 58%
  • UV index: 3
  • Sunrise: 7:47 am EDT
  • Sunset: 6:15 pm EDT
  • ▼
  • Wednesday
  • 28. Oct 2026
  • 14°C
  • 9°C
AM Clouds / PM Sun
AM Clouds / PM Sun
  • Precip. probability: 4%
  • Precipitation: 0mm
  • Wind: 14km/hESE 108°
  • Humidity: 66%
  • UV index: 2
  • Sunrise: 7:49 am EDT
  • Sunset: 6:14 pm EDT
  • ▼
  • Thursday
  • 29. Oct 2026
  • 20°C
  • 10°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 23%
  • Precipitation: 0mm
  • Wind: 17km/hSW 233°
  • Humidity: 72%
  • UV index: 3
  • Sunrise: 7:50 am EDT
  • Sunset: 6:12 pm EDT
  • ▼
  • Friday
  • 30. Oct 2026
  • 18°C
  • 10°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 7%
  • Precipitation: 0mm
  • Wind: 13km/hWSW 257°
  • Humidity: 70%
  • UV index: 3
  • Sunrise: 7:51 am EDT
  • Sunset: 6:11 pm EDT
  • ▼
  • Saturday
  • 31. Oct 2026
  • 18°C
  • 11°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 16%
  • Precipitation: 0mm
  • Wind: 13km/hSSE 159°
  • Humidity: 72%
  • UV index: 2
  • Sunrise: 7:52 am EDT
  • Sunset: 6:09 pm EDT
  • ▼
  • Sunday
  • 1. Nov 2026
  • 19°C
  • 12°C
AM Showers
AM Showers
  • Precip. probability: 32%
  • Precipitation: 6mm
  • Wind: 16km/hS 174°
  • Humidity: 72%
  • UV index: 2
  • Sunrise: 6:54 am EST
  • Sunset: 5:08 pm EST
  • ▼
  • Monday
  • 2. Nov 2026
  • 15°C
  • 9°C
Showers
Showers
  • Precip. probability: 43%
  • Precipitation: 11mm
  • Wind: 18km/hSW 223°
  • Humidity: 80%
  • UV index: 1
  • Sunrise: 6:55 am EST
  • Sunset: 5:07 pm EST
  • ▼
overcast, mostly clear and damp weather is predicted.
Rain is anticipated on next Sunday and Monday.
Temperature variation will be noticeable in the upcoming days. The maximum temperature will vary between 10°C and 20°C, while the variation in nighttime lows will be also notably wide, as nighttime lows are forecast to fall between 3°C and 12°C.
Thursday will be the warmest day, with a maximum temperature of 20°C; expect the coldest day on Tuesday with a high of 10°C.
Updated: Oct 24, 2026 @ 15:31:49 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

On Saturday, the forecast calls for abundant sunshine.

Today, the maximum temperature will be 15°C, while the minimum temperature will be 4°C.
The highest temperature today will be in line with the average maximum temperature in October. Today, the lowest temperature will be a couple of degrees lower than the average low temperature.

On Saturday, in Thornhill, sunrise was at 7:43 am and sunset will be at 6:20 pm (EDT).

In Thornhill, today, there will be 10h and 36min of daylight.

Tomorrow, in Thornhill, expect brilliant sunshine under mostly clear skies.

Tomorrow, the maximum temperature in Thornhill will be 18°C, while the minimum temperature will be 10°C.
The highest temperature tomorrow will be slightly warmer than the average maximum temperature in October. Tomorrow, the lowest temperature will be also moderately higher than the average low temperature.

On Sunday, in Thornhill, sunrise will be at 7:45 am and sunset at 6:18 pm (EDT).

In Thornhill, the length of the day tomorrow will be 10h and 34min.