Sarnia Weather Forecast

CURRENT CONDITIONS - September 16, 2025
21°
Low of13°
Feels like 21°CLast Updated: September 16, 2025 at 5:08 PMWeather information supplied by: OpenWeather API
POP:0%
Wind:5.62 km/h
Humidity:69%
UV:5.85
Sunrise:11:10 AM
Sunset:11:37 PM

Sarnia Weather Forecast - Hourly

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22°C

4 PM

21°C

5 PM

22°C

6 PM

23°C

7 PM

24°C

8 PM

24°C

9 PM

24°C

10 PM

22°C

11 PM

20°C

12 AM

19°C

1 AM

17°C

2 AM

18°C

3 AM

16°C

4 AM

16°C

5 AM

15°C

6 AM

16°C

7 AM

16°C

8 AM

15°C

9 AM

15°C

10 AM

15°C

11 AM

16°C

12 PM

18°C

1 PM

20°C

2 PM

22°C

3 PM

23°C

4 PM

23°C

5 PM

24°C

6 PM

25°C

7 PM

25°C

8 PM

25°C

9 PM

24°C

10 PM

21°C

11 PM

19°C

12 AM

19°C

1 AM

18°C

2 AM

18°C

3 AM

18°C

4 AM

17°C

5 AM

17°C

6 AM

17°C

7 AM

17°C

8 AM

17°C

9 AM

16°C

10 AM

16°C

11 AM

17°C

12 PM

19°C

1 PM

21°C

2 PM

23°C

3 PM

Sarnia Weather Forecast - Weekly

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Today
September 16
21°
13°
Tomorrow
September 17
23°
15°
Thursday
September 18
25°
16°
Friday
September 19
19°
15°
Saturday
September 20
24°
13°
Sunday
September 21
29°
17°
Monday
September 22
30°
21°
Tuesday
September 23
25°
18°

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