Sarnia Weather Conditions
Current Temperature Level

18 °C

Cool

Partly CloudyFeels Like 18°CHumidity 64%

43 AQI

PM2.5 : 8PM10 : 20

Air quality index is: Good

Last Updated: 2025-08-31 11:15 (Local Time)

Map

Sarnia

Sarnia Weather Parameters

Wind Speed

10 km/h

Light breeze

Gust Speed

3 m/s

Direction

37° NE

Cloud Cover

0 %

Visibility

14 km

Precipitation

0 mm

Pressure

1020

1021

1022

1023

1024

1025

1026

1027

1028

1029

1030

1031

1026 mb

High

940956

981

1005

Moderate

1013

1030

1046+

UV Index

UV Index4

Moderate

Suggestions for

TodaySarnia

31 Aug.

Hydration• Stay Hydrated

Clothing• Layering Must

Driving• Enjoy Driving

Sunscreen• Apply

Trending in United States

Abu Dhabi in the Top 10 Most Polluted Cities in the World: Middle East Air Quality Crisis 2025

Sarnia 10-Days Weather Forecast

See Monthly

Today

16°C

83 %

Monday

17°C

90 %

Tuesday

17°C

88 %

Wednesday

20°C

60 %

Thursday

16°C

66 %

Friday

14°C

55 %

Saturday

12°C

72 %

Sunday

12°C

64 %

Monday

12°C

70 %

Tuesday

15°C

57 %

Today31 Aug

Partly Cloudy

Periodic cloud cover with temperature at 16 °C. Humidity will be at 83%, and winds will be at 16.2 km/h.

23°C / 9°C

Humi.83 %

Prec.0 mm

Sunrise

06:53 AM

13hrs 12min

Sunset

08:05 PM

Temperature (°C)

12 AMTime11 PM

Time

Condition

Temp

Humidity

Wind Speed & Dir.

12 AM

Clear

14 °C

87 %

7.2 kmph / E

Feels 14.6 °C

Cover 0 %

Visibility 10 km

1 AM

Clear

14 °C

90 %

5.4 kmph / ESE

Feels 14.1 °C

Cover 3 %

Visibility 10 km

2 AM

Clear

13 °C

94 %

3.2 kmph / SE

Feels 13.6 °C

Cover 4 %

Visibility 10 km

3 AM

Fog

12 °C

97 %

2.9 kmph / SSW

Feels 13 °C

Cover 100 %

Visibility 10 km

4 AM

Fog

12 °C

99 %

2.5 kmph / SW

Feels 12.2 °C

Cover 100 %

Visibility 10 km

5 AM

Fog

11 °C

99 %

1.4 kmph / WNW

Feels 11.4 °C

Cover 100 %

Visibility 10 km

6 AM

Fog

10 °C

98 %

2.2 kmph / NNW

Feels 10.5 °C

Cover 100 %

Visibility 10 km

7 AM

Fog

10 °C

98 %

3.6 kmph / N

Feels 9.8 °C

Cover 100 %

Visibility 10 km

8 AM

Fog

12 °C

97 %

0.3

3.6 kmph / NE

Feels 12.1 °C

Cover 100 %

Visibility 10 km

9 AM

Partly Cloudy

15 °C

86 %

5 kmph / NE

Feels 14.8 °C

Cover 41 %

Visibility 10 km

10 AM

Sunny

16 °C

73 %

2.3

7.2 kmph / NE

Feels 16.4 °C

Cover 7 %

Visibility 10 km

11 AM

Partly Cloudy

18 °C

64 %

3.9

9.7 kmph / NE

Feels 18.3 °C

Cover 0 %

Visibility 14 km

12 PM

Sunny

20 °C

62 %

5.5

12.2 kmph / NNE

Feels 20 °C

Cover 7 %

Visibility 10 km

1 PM

Sunny

20 °C

60 %

6.4

13.7 kmph / NNE

Feels 20.3 °C

Cover 7 %

Visibility 10 km

2 PM

Partly Cloudy

21 °C

66 %

6.4

15.1 kmph / NNE

Feels 21.3 °C

Cover 28 %

Visibility 10 km

3 PM

Sunny

22 °C

58 %

5.5

14.4 kmph / N

Feels 21.9 °C

Cover 7 %

Visibility 10 km

4 PM

Sunny

21 °C

59 %

3.9

14.8 kmph / N

Feels 21.2 °C

Cover 7 %

Visibility 10 km

5 PM

Partly Cloudy

21 °C

67 %

2.3

16.2 kmph / N

Feels 21.3 °C

Cover 29 %

Visibility 10 km

6 PM

Sunny

21 °C

66 %

16.2 kmph / N

Feels 20.7 °C

Cover 8 %

Visibility 10 km

7 PM

Sunny

18 °C

75 %

0.3

14.8 kmph / NNE

Feels 17.9 °C

Cover 7 %

Visibility 10 km

8 PM

Partly Cloudy

17 °C

91 %

13 kmph / NNE

Feels 16.6 °C

Cover 26 %

Visibility 10 km

9 PM

Clear

16 °C

91 %

11.9 kmph / NNE

Feels 16 °C

Cover 7 %

Visibility 10 km

10 PM

Clear

15 °C

92 %

11.2 kmph / NE

Feels 15.1 °C

Cover 21 %

Visibility 10 km

11 PM

Fog

15 °C

98 %

10.8 kmph / NE

Feels 14.7 °C

Cover 100 %

Visibility 10 km

Today

16°C

83 %

Monday

17°C

90 %

Tuesday

17°C

88 %

Wednesday

20°C

60 %

Thursday

16°C

66 %

Friday

14°C

55 %

Saturday

12°C

72 %

Sunday

12°C

64 %

Monday

12°C

70 %

Tuesday

15°C

57 %

Temp20 °C

ConditionSunny

Humidity62 %

Feels20 °C

Cover7 %

Visibility10 km

Wind Speed & Dir.12.2 kmph / NNE

UV5.5

Sarnia 30-Days (August 2025) Weather Forecast

See Hourly

Sun.

Mon.

Tue.

Wed.

Thu.

Fri.

Sat.

1Fri.

25°15 °C

2Sat.

27°13 °C

3Sun.

28°13 °C

4Mon.

26°14 °C

5Tue.

29°16 °C

6Wed.

31°18 °C

7Thu.

30°17 °C

8Fri.

32°17 °C

9Sat.

33°19 °C

10Sun.

33°20 °C

11Mon.

33°21 °C

12Tue.

32°21 °C

13Wed.

30°20 °C

14Thu.

28°18 °C

15Fri.

31°16 °C

16Sat.

33°16 °C

17Sun.

25°19 °C

18Mon.

25°14 °C

19Tue.

27°13 °C

20Wed.

23°19 °C

21Thu.

23°17 °C

22Fri.

26°16 °C

23Sat.

26°16 °C

24Sun.

25°13 °C

25Mon.

21°11 °C

26Tue.

20°8 °C

27Wed.

25°7 °C

28Thu.

19°12 °C

29Fri.

18°12 °C

30Sat.

23°8 °C

31Today

25°11 °C

AugustWeather Overview

No. of days:

Sunny

Cloudy

Rainy

Snowy

The monthly weather averages in Sarnia consist of 12 sunny days, 11 cloudy days, 4 rainy days, and 0 snowy days.

United States's Hottest Cities - August 2025

Hottest

Coldest

RankCityTemperatureWeather ConditionHumidityUVWind Speed & Dir.

Eagle Pass, United States

31 °C

Sunny

66%

10.4 kmph / SE

Golden Gate, United States

31 °C

Partly Cloudy

68%

6.5

13 kmph / W

Banning, United States

31 °C

Sunny

27%

0.9

3.6 kmph / WNW

Fort Myers, United States

31 °C

Moderate or heavy rain with thunder

70%

3.5

8.3 kmph / NW

Cape Coral, United States

31 °C

Moderate or heavy rain with thunder

70%

3.6

8.6 kmph / WNW

Miami, United States

30 °C

Thundery outbreaks in nearby

72%

6.6

9.7 kmph / W

Coconut Creek, United States

30 °C

Thundery outbreaks in nearby

75%

3.7

10.1 kmph / WNW

Dania Beach, United States

30 °C

Partly cloudy

72%

3.7

9.7 kmph / WNW

Homestead, United States

30 °C

Partly Cloudy

72%

3.7

8.6 kmph / W

10.

Fort Lauderdale, United States

30 °C

Partly cloudy

72%

3.7

9.7 kmph / WNW

Last Updated: 31 Aug 2025, 03:21 PM

City Weather Rankings

Prana sense

Experience precise, real-time weather monitoring with our Automatic Weather Station, reliable source for accurate meteorological data.

Weather Station

Experience precise, real-time weather monitoring with our Automatic Weather Station, reliable source for accurate meteorological data.

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Sarnia Weather ConditionsCurrent Temperature Level

Sarnia Weather Parameters

Trending in United States

Sarnia 10-Days Weather Forecast

Sarnia 30-Days (August 2025) Weather Forecast

AugustWeather Overview

No. of days:

United States's Hottest Cities - August 2025

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Sarnia Weather Conditions
Current Temperature Level