Sarnia, Ontario Weather - Extended Forecast

Monday

Sunny

High:
11°C

Sunny. High 11.

Monday Night

Cloudy periods

Overnight low:
5°C

Cloudy periods. Low plus 5.

Tuesday

Cloudy

High:
14°C

Tuesday Night

Chance of showers

Overnight low:
9°C

Wednesday

Chance of showers

High:
12°C

Wednesday Night

Chance of showers

Overnight low:
8°C

Thursday

Chance of showers

High:
11°C

Thursday Night

Chance of showers

Overnight low:
7°C

Friday

A mix of sun and cloud

High:
13°C