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Weather hour by hour (periods) in Sarnia , Canada

Sarnia, Canada

Day

frost at morning followed by snow showers

0°

Night

frost, snow showers

-1°

Day

generally mostly cloudy with light fog at morning

5°

Night

frost from midnight

-1°

Day

frost

1°

Night

frost

0°

Day

frost at times

3°

Night

frost, snow showers from dawn

-4°

Day

snow showers

-4°

Night

chance for light snow at evening followed by light fog

-6°

Day

frost till afternoon

2°

Night

snow/rain mix till dawn followed by chance for snow showers

-1°

Day

chance for snow showers till noon

-2°

Night

brisk wind from dawn

-8°

Day

cold

-6°

Night

frost from midnight

-7°

Day

generally overcast with frost at morning

-4°

Night

frost at evening, chance for snow showers from midnight

-4°

Dawn

Frost

Frost

-4°

Morning

Frost

Frost

-3°

Noon

Scattered snow

Scattered snow

-1°

Afternoon

Snowy

Snowy

0°

Evening

Frost

Frost

0°

Night

Scattered snow

Scattered snow

1°

Day Snow is expected / Risk of slippery roads.

Snow is expected / Risk of slippery roads.

Night Snow is expected / Risk of slippery roads.

Snow is expected / Risk of slippery roads.

Dawn

Southwestern

14km/h

Morning

Southwestern

16km/h

Noon

Southwestern

15km/h

Afternoon

Southern

15km/h

Evening

Southern

16km/h

Night

Southern

18km/h

Dawn

Relative Humidity

77%

Morning

Relative Humidity

61%

Noon

Relative Humidity

65%

Afternoon

Relative Humidity

75%

Evening

Relative Humidity

84%

Night

Relative Humidity

80%

Dawn

Precipitation Probability

0%

Morning

Precipitation Probability

0%

Noon

Precipitation Probability

94%

Afternoon

Precipitation Probability

83%

Evening

Precipitation Probability

35%

Night

Precipitation Probability

87%

Dawn

Scattered snow

Scattered snow

1°

Morning

Mist - Light Fog

Mist - Light Fog

1°

Noon

Very Cold

Very Cold

5°

Afternoon

Very Cold

Very Cold

5°

Evening

Very Cold

Very Cold

2°

Night

Frost

Frost

0°

Night Frost is expected / Make sure to protect the car engine with antifreeze and cover the water pipes to prevent cracks.

Frost is expected / Make sure to protect the car engine with antifreeze and cover the water pipes to prevent cracks.

Dawn

Southern

16km/h

Morning

Southwestern

13km/h

Noon

Southwestern

19km/h

Afternoon

Western

18km/h

Evening

Western

17km/h

Night

North-west

19km/h

Dawn

Relative Humidity

93%

Morning

Relative Humidity

92%

Noon

Relative Humidity

72%

Afternoon

Relative Humidity

73%

Evening

Relative Humidity

83%

Night

Relative Humidity

82%

Dawn

Precipitation Probability

99%

Morning

Precipitation Probability

0%

Noon

Precipitation Probability

0%

Afternoon

Precipitation Probability

0%

Evening

Precipitation Probability

0%

Night

Precipitation Probability

0%

Dawn

Frost

Frost

-1°

Morning

Frost

Frost

-1°

Noon

Frost

Frost

1°

Afternoon

Frost

Frost

1°

Evening

Frost

Frost

0°

Night

Frost

Frost

0°

Day Very cold weather expected / Make sure to stay warm.

Very cold weather expected / Make sure to stay warm.

Night Frost is expected / Make sure to protect the car engine with antifreeze and cover the water pipes to prevent cracks.

Frost is expected / Make sure to protect the car engine with antifreeze and cover the water pipes to prevent cracks.

Dawn

North-west

17km/h

Morning

North-west

11km/h

Noon

Northern

4km/h

Afternoon

Southern

10km/h

Evening

Southern

11km/h

Night

Southern

13km/h

Dawn

Relative Humidity

82%

Morning

Relative Humidity

74%

Noon

Relative Humidity

69%

Afternoon

Relative Humidity

69%

Evening

Relative Humidity

85%

Night

Relative Humidity

91%

Dawn

Precipitation Probability

0%

Morning

Precipitation Probability

0%

Noon

Precipitation Probability

0%

Afternoon

Precipitation Probability

0%

Evening

Precipitation Probability

0%

Night

Precipitation Probability

0%

Dawn

Frost

Frost

0°

Morning

Frost

Frost

1°

Noon

Very Cold

Very Cold

3°

Afternoon

Frost

Frost

2°

Evening

Frost

Frost

-1°

Night

Frost

Frost

-3°

Day Very cold weather expected / Make sure to stay warm.

Very cold weather expected / Make sure to stay warm.

Night Snow is expected / Risk of slippery roads.

Snow is expected / Risk of slippery roads.

Dawn

Southwestern

13km/h

Morning

Northern

17km/h

Noon

Northern

18km/h

Afternoon

Northern

18km/h

Evening

Northeastern

13km/h

Night

Eastern

14km/h

Dawn

Relative Humidity

92%

Morning

Relative Humidity

76%

Noon

Relative Humidity

72%

Afternoon

Relative Humidity

72%

Evening

Relative Humidity

79%

Night

Relative Humidity

80%

Dawn

Precipitation Probability

0%

Morning

Precipitation Probability

0%

Noon

Precipitation Probability

0%

Afternoon

Precipitation Probability

0%

Evening

Precipitation Probability

0%

Night

Precipitation Probability

0%

Dawn

Scattered snow

Scattered snow

-4°

Morning

Snowy

Snowy

-4°

Noon

Snowy

Snowy

-4°

Afternoon

Snowy

Snowy

-4°

Evening

Mist - Light Fog

Mist - Light Fog

-4°

Night

Mist - Light Fog

Mist - Light Fog

-5°

Day Snow is expected / Risk of slippery roads.

Snow is expected / Risk of slippery roads.

Dawn

Eastern

19km/h

Morning

Southeastern

25km/h

Noon

Southeastern

24km/h

Afternoon

Southeastern

18km/h

Evening

Eastern

7km/h

Night

Northern

7km/h

Dawn

Relative Humidity

75%

Morning

Relative Humidity

77%

Noon

Relative Humidity

90%

Afternoon

Relative Humidity

92%

Evening

Relative Humidity

95%

Night

Relative Humidity

95%

Dawn

Precipitation Probability

64%

Morning

Precipitation Probability

82%

Noon

Precipitation Probability

85%

Afternoon

Precipitation Probability

77%

Evening

Precipitation Probability

58%

Night

Precipitation Probability

0%

Dawn

Mist - Light Fog

Mist - Light Fog

-6°

Morning

Mist - Light Fog

Mist - Light Fog

-4°

Noon

Frost

Frost

0°

Afternoon

Frost

Frost

2°

Evening

Chance for Sleet

Chance for Sleet

2°

Night

Sleet

Sleet

2°

Day Very cold weather expected / Make sure to stay warm.

Very cold weather expected / Make sure to stay warm.

Night Sleet is expected / Risk of slippery roads.

Sleet is expected / Risk of slippery roads.

Dawn

North-west

8km/h

Morning

Southeastern

7km/h

Noon

Southern

13km/h

Afternoon

Southeastern

14km/h

Evening

Southeastern

18km/h

Night

Southeastern

22km/h

Dawn

Relative Humidity

95%

Morning

Relative Humidity

90%

Noon

Relative Humidity

78%

Afternoon

Relative Humidity

80%

Evening

Relative Humidity

93%

Night

Relative Humidity

98%

Dawn

Precipitation Probability

0%

Morning

Precipitation Probability

0%

Noon

Precipitation Probability

0%

Afternoon

Precipitation Probability

0%

Evening

Precipitation Probability

43%

Night

Precipitation Probability

62%

Dawn

Scattered snow

Scattered snow

-1°

Morning

Chance for Light Snow

Chance for Light Snow

-2°

Noon

Chance for Light Snow

Chance for Light Snow

-3°

Afternoon

Very Cold

Very Cold

-3°

Evening

Very Cold

Very Cold

-6°

Night

Very Cold

Very Cold

-8°

Dawn

Southern

24km/h

Morning

Western

27km/h

Noon

Western

29km/h

Afternoon

Western

33km/h

Evening

Western

35km/h

Night

Western

34km/h

Dawn

Relative Humidity

99%

Morning

Relative Humidity

68%

Noon

Relative Humidity

47%

Afternoon

Relative Humidity

30%

Evening

Relative Humidity

26%

Night

Relative Humidity

49%

Dawn

Precipitation Probability

65%

Morning

Precipitation Probability

40%

Noon

Precipitation Probability

43%

Afternoon

Precipitation Probability

0%

Evening

Precipitation Probability

0%

Night

Precipitation Probability

0%

Dawn

Brisk winds

Brisk winds

-8°

Morning

Brisk winds

Brisk winds

-8°

Noon

Very Cold

Very Cold

-6°

Afternoon

Very Cold

Very Cold

-6°

Evening

Very Cold

Very Cold

-6°

Night

Frost

Frost

-7°

Day Very cold weather expected / Make sure to stay warm.

Very cold weather expected / Make sure to stay warm.

Night Frost is expected / Make sure to protect the car engine with antifreeze and cover the water pipes to prevent cracks.

Frost is expected / Make sure to protect the car engine with antifreeze and cover the water pipes to prevent cracks.

Dawn

Western

39km/h

Morning

Western

38km/h

Noon

North-west

35km/h

Afternoon

North-west

33km/h

Evening

North-west

29km/h

Night

North-west

28km/h

Dawn

Relative Humidity

56%

Morning

Relative Humidity

53%

Noon

Relative Humidity

51%

Afternoon

Relative Humidity

51%

Evening

Relative Humidity

56%

Night

Relative Humidity

61%

Dawn

Precipitation Probability

0%

Morning

Precipitation Probability

0%

Noon

Precipitation Probability

0%

Afternoon

Precipitation Probability

0%

Evening

Precipitation Probability

0%

Night

Precipitation Probability

0%

Dawn

Frost

Frost

-7°

Morning

Frost

Frost

-7°

Noon

Very Cold

Very Cold

-5°

Afternoon

Very Cold

Very Cold

-4°

Evening

Frost

Frost

-4°

Night

Very Cold

Very Cold

-4°

Day Very cold weather expected / Make sure to stay warm.

Very cold weather expected / Make sure to stay warm.

Dawn

North-west

26km/h

Morning

North-west

16km/h

Noon

Western

13km/h

Afternoon

Southwestern

16km/h

Evening

Southwestern

20km/h

Night

Southern

27km/h

Dawn

Relative Humidity

64%

Morning

Relative Humidity

59%

Noon

Relative Humidity

55%

Afternoon

Relative Humidity

56%

Evening

Relative Humidity

61%

Night

Relative Humidity

56%

Dawn

Precipitation Probability

0%

Morning

Precipitation Probability

0%

Noon

Precipitation Probability

0%

Afternoon

Precipitation Probability

0%

Evening

Precipitation Probability

0%

Night

Precipitation Probability

33%