Weather forecast for todaySarnia, Canada

Weather forecast for today

Current condition 12:13 pm EDT

  • 11°C
  • Feels like:
    8°C
Partly Cloudy
Partly Cloudy
  • Precipitation: 0mm
  • Wind: 18km/hNNW 340°
  • Humidity: 50%
  • Dewpoint: 1°C
  • Pressure: 1031.16mbar
  • Visibility: 14.48km
  • UV index: 3
  • ▼
In Sarnia, at the moment, patches of clouds are drifting across the sky.
The temperature is a cool 11°C, the apparent reading is appraised at a frosty 8°C. The current temperature is almost at the maximum of today's anticipated 12°C.

Saturday 17. Oct 2026

  • 12°C
  • 3°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 0%
  • Precipitation: 0mm
  • Wind: 15km/hWNW 298°
  • Humidity: 45%
  • UV index: 4
  • Sunrise: 7:45 am EDT
  • Sunset: 6:44 pm EDT
  • ▼
On Saturday, October 17, clouds and sunshine will alternate throughout the day.
Predicted temperatures will peak at a cool 12°C and dip to a minimum of an icy 3°C.
Today, the expected high will be a few degrees lower than the average October maximum of 14.6°C.
Sunrise was at 7:45 am and sunset will be at 6:44 pm; the daylight will last for 10h and 58min.

Hourly overview

Hourly temperatures

Maximum temperature: 12°C.
Coldest hour: 10 pm 6°C.

Chance of precipitation

Highest chance: 9 pm - 10 pm 1%.

Hourly weather forecast

  • 1 pm
  • 11°C
  • Feels like:
    9°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 0%
  • Precipitation: 0mm
  • Wind: 14km/hNNW 337°
  • Humidity: 50%
  • Pressure: 1031mbar
  • Visibility: 16km
  • UV index: 4
  • ▼
  • 2 pm
  • 11°C
  • Feels like:
    10°C
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0mm
  • Wind: 11km/hNNW 330°
  • Humidity: 46%
  • Pressure: 1030mbar
  • Visibility: 16km
  • UV index: 4
  • ▼
  • 3 pm
  • 12°C
  • Feels like:
    10°C
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0mm
  • Wind: 11km/hWNW 302°
  • Humidity: 43%
  • Pressure: 1030mbar
  • Visibility: 16km
  • UV index: 3
  • ▼
  • 4 pm
  • 11°C
  • Feels like:
    10°C
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0mm
  • Wind: 10km/hW 274°
  • Humidity: 41%
  • Pressure: 1029mbar
  • Visibility: 16km
  • UV index: 2
  • ▼
  • 5 pm
  • 12°C
  • Feels like:
    10°C
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0mm
  • Wind: 11km/hW 262°
  • Humidity: 39%
  • Pressure: 1029mbar
  • Visibility: 16km
  • UV index: 1
  • ▼
  • 6 pm
  • 11°C
  • Feels like:
    10°C
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0mm
  • Wind: 11km/hWSW 247°
  • Humidity: 43%
  • Pressure: 1029mbar
  • Visibility: 16km
  • UV index: 0
  • ▼
Sunset: 6:44 pm
  • 7 pm
  • 9°C
  • Feels like:
    8°C
Clear
Clear
  • Precip. probability: 0%
  • Precipitation: 0mm
  • Wind: 8km/hSW 231°
  • Humidity: 53%
  • Pressure: 1030mbar
  • Visibility: 16km
  • UV index: 0
  • ▼
  • 8 pm
  • 8°C
  • Feels like:
    6°C
Clear
Clear
  • Precip. probability: 0%
  • Precipitation: 0mm
  • Wind: 8km/hSW 222°
  • Humidity: 61%
  • Pressure: 1030mbar
  • Visibility: 16km
  • UV index: 0
  • ▼
  • 9 pm
  • 7°C
  • Feels like:
    5°C
Clear
Clear
  • Precip. probability: 1%
  • Precipitation: 0mm
  • Wind: 8km/hSW 222°
  • Humidity: 65%
  • Pressure: 1030mbar
  • Visibility: 16km
  • UV index: 0
  • ▼
  • 10 pm
  • 6°C
  • Feels like:
    4°C
Clear
Clear
  • Precip. probability: 1%
  • Precipitation: 0mm
  • Wind: 9km/hSW 221°
  • Humidity: 66%
  • Pressure: 1030mbar
  • Visibility: 16km
  • UV index: 0
  • ▼
  • 11 pm
  • 6°C
  • Feels like:
    4°C
Clear
Clear
  • Precip. probability: 1%
  • Precipitation: 0mm
  • Wind: 9km/hSW 220°
  • Humidity: 69%
  • Pressure: 1030mbar
  • Visibility: 16km
  • UV index: 0
  • ▼
Today, primarily dry and sunny and occasionally cloudy weather is expected.
The temperature will be between the lowest temperature of 6°C and the highest temperature of 12°C. The warmest part of the day will be at 3 pm and 5 pm.
The high will be relatively lower than the normal maximum of 14.6°C for October. Forecast models suggest a low more resembling November's typical minimum of 1.5°C than October's usual 7.8°C.
Updated: Oct 17, 2026 @ 16:13:55 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

The temperature at 12:13 pm EDT is 11°C. Feels-like temperature is 8°C.

On Saturday, moments of sunshine will break through the patchy clouds.

Today, the maximum temperature will be 12°C, while the minimum temperature will be 3°C.
The highest temperature today will be relatively lower than the average maximum temperature in October. The lowest temperature will be also a couple of degrees lower than the average low of 7.8°C.

On Saturday, in Sarnia, sunrise was at 7:45 am and sunset will be at 6:44 pm (EDT).

Today in Sarnia, the daylight will last for 10h and 58min.