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Sarnia Weather

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SARNIA WEATHERmore cities

20°C

68°F

High: 31
Low: 22
Mainly Sunny

Mainly Sunny

Humidity:89 %Air Quality:3
Wind:NW 9 km/hDewpoint:18.4°C
Pressure:101.1 kPa
Sunrise:6:00Sunset:20:53
Yesterday:
Max: 30.0°C Min: 12.7°C
  • Today: A mix of sun and cloud. 40 percent chance of showers early this morning and this afternoon. Risk of a thunderstorm. Wind south 30 km/h becoming light this morning. High 31. Humidex 37. UV index 8 or very high.
  • Tonight: Partly cloudy. 30 percent chance of showers early this evening and before morning. Risk of a thunderstorm. Wind becoming southeast 20 km/h this evening. Low 22.
Updated: May 21, 2024 / 5:59 am

Hourly Forecast

9 am

22

10 am

25

11 am

27

12 pm

28

1 pm

30

2 pm

31

3 pm

30

4 pm

28

5 pm

27

6 pm

26

7 pm

24

8 pm

23

9 pm

23

10 pm

23

11 pm

23

12 am

23

1 am

23

2 am

23

3 am

23

4 am

22

5 am

22

6 am

22

7 am

23

8 am

23

Extended Forecast

Today

May 21
A mix of sun and cloud. 40 percent chance of showers early this morning and this afternoon. Risk of a thunderstorm. Wind south 30 km/h becoming light this morning. High 31. Humidex 37. UV index 8 or very high.

H: 31
L: 22
POP: 40%

Wed

May 22
A mix of sun and cloud with 40 percent chance of showers and risk of a thunderstorm. Wind southeast 20 km/h becoming southwest 20 gusting to 40 in the morning. High 27. Humidex 32. UV index 9 or very high.

H: 27
L: 15
POP: 40%

Thu

May 23
Sunny. High 24.

H: 24
L: 10

Fri

May 24
Sunny. High 17.

H: 17
L: 12

Sat

May 25
A mix of sun and cloud. High 23.

H: 23
L: 14

Weather Image
230858

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