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Weather hour by hour (periods) in Cornwall , Canada

Cornwall, Canada

Day

frost

-1°

Night

frost till midnight followed by snow showers

-5°

Day

light snow till noon followed by frost

-1°

Night

frost

-12°

Day

frost till noon, chance for snow/rain mix at afternoon

3°

Night

generally overcast with snow/rain mix at evening

1°

Day

generally overcast with chance for snow showers at afternoon

1°

Night

chance for snow showers, frost, light fog

0°

Day

frost at morning

1°

Night

frost, snow showers, snow/rain mix at times

0°

Day

snow/rain mix, chance for snow showers, frost

2°

Night

frost till midnight followed by chance for snow showers

-8°

Day

chance for snow showers till morning

-9°

Night

frost from midnight followed by chance for snow showers

-19°

Day

snow showers

-5°

Night

snow showers

-8°

Day

chance for snow showers

-6°

Night

cold

-22°

Dawn

Frost

Frost

-20°

Morning

Frost

Frost

-12°

Noon

Frost

Frost

-2°

Afternoon

Frost

Frost

-1°

Evening

Frost

Frost

-4°

Night

Snowy

Snowy

-4°

Day 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.

Night Snow is expected / Risk of slippery roads.

Snow is expected / Risk of slippery roads.

Dawn

Southwestern

13km/h

Morning

Southwestern

12km/h

Noon

Southwestern

23km/h

Afternoon

Southwestern

23km/h

Evening

Southwestern

23km/h

Night

Southwestern

23km/h

Dawn

Relative Humidity

81%

Morning

Relative Humidity

62%

Noon

Relative Humidity

65%

Afternoon

Relative Humidity

73%

Evening

Relative Humidity

82%

Night

Relative Humidity

84%

Dawn

Precipitation Probability

0%

Morning

Precipitation Probability

0%

Noon

Precipitation Probability

0%

Afternoon

Precipitation Probability

0%

Evening

Precipitation Probability

0%

Night

Precipitation Probability

91%

Dawn

Snowy

Snowy

-5°

Morning

Scattered snow

Scattered snow

-4°

Noon

Scattered snow

Scattered snow

-2°

Afternoon

Frost

Frost

-1°

Evening

Frost

Frost

-6°

Night

Frost

Frost

-9°

Day Intermittent snow expected / Risk of slippery roads.

Intermittent snow expected / Risk of slippery roads.

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

Southwestern

20km/h

Morning

Southwestern

17km/h

Noon

Western

19km/h

Afternoon

Western

17km/h

Evening

Western

9km/h

Night

Western

5km/h

Dawn

Relative Humidity

86%

Morning

Relative Humidity

79%

Noon

Relative Humidity

73%

Afternoon

Relative Humidity

66%

Evening

Relative Humidity

82%

Night

Relative Humidity

87%

Dawn

Precipitation Probability

99%

Morning

Precipitation Probability

99%

Noon

Precipitation Probability

82%

Afternoon

Precipitation Probability

0%

Evening

Precipitation Probability

0%

Night

Precipitation Probability

0%

Dawn

Frost

Frost

-12°

Morning

Frost

Frost

-6°

Noon

Frost

Frost

1°

Afternoon

Sleet

Sleet

3°

Evening

Sleet

Sleet

3°

Night

Very Cold

Very Cold

2°

Day Sleet is expected / Risk of slippery roads.

Sleet is expected / Risk of slippery roads.

Night Sleet is expected / Risk of slippery roads.

Sleet is expected / Risk of slippery roads.

Dawn

Southern

10km/h

Morning

Southern

11km/h

Noon

Southern

18km/h

Afternoon

Southwestern

24km/h

Evening

Southwestern

26km/h

Night

Southwestern

27km/h

Dawn

Relative Humidity

91%

Morning

Relative Humidity

71%

Noon

Relative Humidity

57%

Afternoon

Relative Humidity

59%

Evening

Relative Humidity

73%

Night

Relative Humidity

84%

Dawn

Precipitation Probability

0%

Morning

Precipitation Probability

0%

Noon

Precipitation Probability

0%

Afternoon

Precipitation Probability

67%

Evening

Precipitation Probability

67%

Night

Precipitation Probability

0%

Dawn

Very Cold

Very Cold

1°

Morning

Very Cold

Very Cold

1°

Noon

Very Cold

Very Cold

1°

Afternoon

Scattered snow

Scattered snow

1°

Evening

Scattered snow

Scattered snow

0°

Night

Frost

Frost

0°

Day Intermittent snow expected / Risk of slippery roads.

Intermittent snow expected / Risk of slippery roads.

Dawn

Southwestern

21km/h

Morning

Southwestern

12km/h

Noon

Southwestern

14km/h

Afternoon

Southwestern

15km/h

Evening

Southwestern

17km/h

Night

Southwestern

17km/h

Dawn

Relative Humidity

89%

Morning

Relative Humidity

74%

Noon

Relative Humidity

76%

Afternoon

Relative Humidity

84%

Evening

Relative Humidity

93%

Night

Relative Humidity

94%

Dawn

Precipitation Probability

0%

Morning

Precipitation Probability

0%

Noon

Precipitation Probability

0%

Afternoon

Precipitation Probability

73%

Evening

Precipitation Probability

73%

Night

Precipitation Probability

57%

Dawn

Mist - Light Fog

Mist - Light Fog

0°

Morning

Mist - Light Fog

Mist - Light Fog

0°

Noon

Very Cold

Very Cold

1°

Afternoon

Very Cold

Very Cold

1°

Evening

Frost

Frost

0°

Night

Sleet

Sleet

0°

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

Southwestern

16km/h

Morning

Southwestern

13km/h

Noon

Southwestern

14km/h

Afternoon

Southwestern

13km/h

Evening

Southwestern

10km/h

Night

Southwestern

9km/h

Dawn

Relative Humidity

95%

Morning

Relative Humidity

83%

Noon

Relative Humidity

83%

Afternoon

Relative Humidity

81%

Evening

Relative Humidity

91%

Night

Relative Humidity

94%

Dawn

Precipitation Probability

0%

Morning

Precipitation Probability

0%

Noon

Precipitation Probability

0%

Afternoon

Precipitation Probability

0%

Evening

Precipitation Probability

0%

Night

Precipitation Probability

66%

Dawn

Sleet

Sleet

2°

Morning

Sleet

Sleet

1°

Noon

Chance for Light Snow

Chance for Light Snow

1°

Afternoon

Frost

Frost

1°

Evening

Frost

Frost

-1°

Night

Frost

Frost

-4°

Dawn

Southern

8km/h

Morning

Northern

12km/h

Noon

Northeastern

9km/h

Afternoon

North-west

11km/h

Evening

Western

13km/h

Night

Western

11km/h

Dawn

Relative Humidity

97%

Morning

Relative Humidity

92%

Noon

Relative Humidity

81%

Afternoon

Relative Humidity

79%

Evening

Relative Humidity

84%

Night

Relative Humidity

87%

Dawn

Precipitation Probability

66%

Morning

Precipitation Probability

68%

Noon

Precipitation Probability

59%

Afternoon

Precipitation Probability

59%

Evening

Precipitation Probability

0%

Night

Precipitation Probability

0%

Dawn

Snowy

Snowy

-8°

Morning

Snowy

Snowy

-9°

Noon

Very Cold

Very Cold

-9°

Afternoon

Very Cold

Very Cold

-9°

Evening

Very Cold

Very Cold

-13°

Night

Frost

Frost

-19°

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

15km/h

Morning

North-west

18km/h

Noon

North-west

13km/h

Afternoon

North-west

9km/h

Evening

Western

3km/h

Night

Southern

5km/h

Dawn

Relative Humidity

87%

Morning

Relative Humidity

63%

Noon

Relative Humidity

51%

Afternoon

Relative Humidity

51%

Evening

Relative Humidity

54%

Night

Relative Humidity

76%

Dawn

Precipitation Probability

71%

Morning

Precipitation Probability

72%

Noon

Precipitation Probability

0%

Afternoon

Precipitation Probability

0%

Evening

Precipitation Probability

0%

Night

Precipitation Probability

0%

Dawn

Frost

Frost

-18°

Morning

Chance for Light Snow

Chance for Light Snow

-13°

Noon

Snowy

Snowy

-7°

Afternoon

Snowy

Snowy

-5°

Evening

Snowy

Snowy

-3°

Night

Snowy

Snowy

-5°

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

Southeastern

12km/h

Morning

Southwestern

18km/h

Noon

Southwestern

22km/h

Afternoon

Southwestern

23km/h

Evening

Southwestern

24km/h

Night

Western

22km/h

Dawn

Relative Humidity

83%

Morning

Relative Humidity

78%

Noon

Relative Humidity

73%

Afternoon

Relative Humidity

73%

Evening

Relative Humidity

73%

Night

Relative Humidity

60%

Dawn

Precipitation Probability

40%

Morning

Precipitation Probability

46%

Noon

Precipitation Probability

63%

Afternoon

Precipitation Probability

73%

Evening

Precipitation Probability

76%

Night

Precipitation Probability

76%

Dawn

Chance for Light Snow

Chance for Light Snow

-8°

Morning

Chance for Light Snow

Chance for Light Snow

-8°

Noon

Chance for Light Snow

Chance for Light Snow

-6°

Afternoon

Very Cold

Very Cold

-7°

Evening

Very Cold

Very Cold

-10°

Night

Very Cold

Very Cold

-18°

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

Very cold weather expected / Make sure to stay warm.

Dawn

Western

21km/h

Morning

North-west

18km/h

Noon

Western

22km/h

Afternoon

Western

21km/h

Evening

Western

19km/h

Night

Western

18km/h

Dawn

Relative Humidity

40%

Morning

Relative Humidity

37%

Noon

Relative Humidity

51%

Afternoon

Relative Humidity

58%

Evening

Relative Humidity

57%

Night

Relative Humidity

54%

Dawn

Precipitation Probability

51%

Morning

Precipitation Probability

53%

Noon

Precipitation Probability

50%

Afternoon

Precipitation Probability

52%

Evening

Precipitation Probability

0%

Night

Precipitation Probability

0%