Sarnia Weather Forecast

CURRENT CONDITIONS - October 29, 2026
18°
Low of11°
Feels like 18°CLast Updated: October 29, 2026 at 3:54 PMWeather information supplied by: OpenWeather API
POP:0.8%
Wind:5.75 km/h
Humidity:63%
UV:2.82
Sunrise:11:59 AM
Sunset:10:25 PM

Sarnia Weather Forecast - Hourly

Scroll horizontally for more information

19°C

3 PM

18°C

4 PM

19°C

5 PM

20°C

6 PM

20°C

7 PM

20°C

8 PM

20°C

9 PM

17°C

10 PM

15°C

11 PM

14°C

12 AM

13°C

1 AM

12°C

2 AM

11°C

3 AM

10°C

4 AM

9°C

5 AM

10°C

6 AM

9°C

7 AM

9°C

8 AM

8°C

9 AM

8°C

10 AM

8°C

11 AM

7°C

12 PM

8°C

1 PM

9°C

2 PM

11°C

3 PM

13°C

4 PM

14°C

5 PM

15°C

6 PM

14°C

7 PM

14°C

8 PM

13°C

9 PM

12°C

10 PM

10°C

11 PM

10°C

12 AM

9°C

1 AM

9°C

2 AM

8°C

3 AM

8°C

4 AM

7°C

5 AM

7°C

6 AM

7°C

7 AM

7°C

8 AM

7°C

9 AM

8°C

10 AM

7°C

11 AM

8°C

12 PM

8°C

1 PM

8°C

2 PM

Sarnia Weather Forecast - Weekly

Scroll horizontally for more information
Today
October 29
19°
11°
Tomorrow
October 30
14°
7°
Saturday
October 31
13°
7°
Sunday
November 1
17°
11°
Monday
November 2
19°
10°
Tuesday
November 3
18°
13°
Wednesday
November 4
19°
14°
Thursday
November 5
15°
14°

Local News

A woman taps the vote button on a digital tablet. Photo by Anton_Sokolov / iStock / Getty Images Plus via Getty Images

Voter turnout up in Sarnia

It appears more people in Sarnia took an interest in this year's municipal election as voter participation saw a boost in numbers.