Weather hour by hour (periods) in Illinois , United States

Day

generally partly cloudy with snow/rain mix at morning

Night

snow showers at evening followed by frost

-4°

Day

frost at morning

Night

frost

-2°

Day

generally overcast with frost at morning

Night

cold and overcast

Day

scattered clouds to overcast

12°

Night

chance for rain showers till early night hours

Day

frost and chance for snow showers at times

Night

frost and chance for light snow at times

-8°

Day

generally mostly clear with frost at morning

-2°

Night

frost

-5°

Day

frost till noon followed by chance for light snow

Night

frost and chance for snow showers at times

-2°

Day

chance for snow showers

Night

chance for light snow at evening followed by frost

-11°

Day

frost

-6°

Night

frost

-6°

Dawn

Sleet

Sleet

Morning

Sleet

Sleet

Noon

Very Cold

Very Cold

Afternoon

Scattered Clouds

Scattered Clouds

Evening

Mostly Cloudy with Snow Showers

Mostly Cloudy with Snow Showers

Night

Frost

Frost

-2°

Day Sleet is expected / Risk of slippery roads.

Sleet is expected / Risk of slippery roads.

Night Snow is expected / Risk of slippery roads.

Snow is expected / Risk of slippery roads.

Dawn

Southeastern

13km/h

Morning

North-west

20km/h

Noon

North-west

26km/h

Afternoon

Western

19km/h

Evening

Western

23km/h

Night

North-west

27km/h

Dawn

Relative Humidity

97%

Morning

Relative Humidity

87%

Noon

Relative Humidity

59%

Afternoon

Relative Humidity

46%

Evening

Relative Humidity

63%

Night

Relative Humidity

65%

Dawn

Precipitation Probability

94%

Morning

Precipitation Probability

96%

Noon

Precipitation Probability

0%

Afternoon

Precipitation Probability

0%

Evening

Precipitation Probability

71%

Night

Precipitation Probability

0%

Dawn

Frost

Frost

-4°

Morning

Frost

Frost

-3°

Noon

Very Cold

Very Cold

Afternoon

Very Cold

Very Cold

Evening

Frost

Frost

-1°

Night

Frost

Frost

-2°

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

29km/h

Morning

North-west

22km/h

Noon

North-west

18km/h

Afternoon

Western

14km/h

Evening

Western

12km/h

Night

Southwestern

15km/h

Dawn

Relative Humidity

60%

Morning

Relative Humidity

60%

Noon

Relative Humidity

54%

Afternoon

Relative Humidity

53%

Evening

Relative Humidity

72%

Night

Relative Humidity

73%

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

-1°

Morning

Frost

Frost

Noon

Scattered Clouds

Scattered Clouds

Afternoon

Overcast

Overcast

Evening

Overcast

Overcast

Night

Very Cold

Very Cold

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

Very cold weather expected / Make sure to stay warm.

Dawn

Southwestern

17km/h

Morning

Southwestern

14km/h

Noon

Southwestern

14km/h

Afternoon

Southwestern

14km/h

Evening

Southwestern

12km/h

Night

Southwestern

14km/h

Dawn

Relative Humidity

63%

Morning

Relative Humidity

59%

Noon

Relative Humidity

52%

Afternoon

Relative Humidity

52%

Evening

Relative Humidity

77%

Night

Relative Humidity

83%

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

Very Cold

Very Cold

Morning

Very Cold

Very Cold

Noon

Overcast

Overcast

11°

Afternoon

Overcast

Overcast

12°

Evening

Chance for Rain Showers

Chance for Rain Showers

Night

Chance for Light Rain

Chance for Light Rain

Dawn

Southwestern

20km/h

Morning

Southwestern

20km/h

Noon

Southwestern

19km/h

Afternoon

Southwestern

19km/h

Evening

Western

18km/h

Night

Western

20km/h

Dawn

Relative Humidity

83%

Morning

Relative Humidity

63%

Noon

Relative Humidity

55%

Afternoon

Relative Humidity

53%

Evening

Relative Humidity

68%

Night

Relative Humidity

78%

Dawn

Precipitation Probability

0%

Morning

Precipitation Probability

0%

Noon

Precipitation Probability

0%

Afternoon

Precipitation Probability

0%

Evening

Precipitation Probability

40%

Night

Precipitation Probability

40%

Dawn

Very Cold

Very Cold

Morning

Scattered snow

Scattered snow

Noon

Frost

Frost

-1°

Afternoon

Chance for Light Snow

Chance for Light Snow

-4°

Evening

Frost

Frost

-6°

Night

Frost

Frost

-7°

Dawn

Western

21km/h

Morning

North-west

27km/h

Noon

North-west

29km/h

Afternoon

North-west

33km/h

Evening

Northern

29km/h

Night

Northern

24km/h

Dawn

Relative Humidity

87%

Morning

Relative Humidity

71%

Noon

Relative Humidity

68%

Afternoon

Relative Humidity

65%

Evening

Relative Humidity

65%

Night

Relative Humidity

62%

Dawn

Precipitation Probability

0%

Morning

Precipitation Probability

61%

Noon

Precipitation Probability

41%

Afternoon

Precipitation Probability

58%

Evening

Precipitation Probability

53%

Night

Precipitation Probability

35%

Dawn

Frost

Frost

-8°

Morning

Frost

Frost

-7°

Noon

Very Cold

Very Cold

-3°

Afternoon

Very Cold

Very Cold

-2°

Evening

Frost

Frost

-4°

Night

Frost

Frost

-5°

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

22km/h

Morning

North-west

14km/h

Noon

North-west

9km/h

Afternoon

Western

9km/h

Evening

Southwestern

8km/h

Night

Southern

14km/h

Dawn

Relative Humidity

67%

Morning

Relative Humidity

57%

Noon

Relative Humidity

48%

Afternoon

Relative Humidity

46%

Evening

Relative Humidity

64%

Night

Relative Humidity

87%

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

-4°

Morning

Frost

Frost

-2°

Noon

Frost

Frost

Afternoon

Chance for Light Snow

Chance for Light Snow

Evening

Frost

Frost

Night

Frost

Frost

-1°

Dawn

Southern

13km/h

Morning

Western

17km/h

Noon

Western

20km/h

Afternoon

Western

21km/h

Evening

Western

22km/h

Night

Western

20km/h

Dawn

Relative Humidity

87%

Morning

Relative Humidity

86%

Noon

Relative Humidity

85%

Afternoon

Relative Humidity

77%

Evening

Relative Humidity

75%

Night

Relative Humidity

72%

Dawn

Precipitation Probability

0%

Morning

Precipitation Probability

0%

Noon

Precipitation Probability

45%

Afternoon

Precipitation Probability

45%

Evening

Precipitation Probability

37%

Night

Precipitation Probability

0%

Dawn

Frost

Frost

-2°

Morning

Chance for Light Snow

Chance for Light Snow

Noon

Chance for Light Snow

Chance for Light Snow

Afternoon

Chance for Light Snow

Chance for Light Snow

Evening

Frost

Frost

-4°

Night

Frost

Frost

-8°

Dawn

Western

17km/h

Morning

North-west

15km/h

Noon

North-west

14km/h

Afternoon

North-west

13km/h

Evening

Western

14km/h

Night

Western

11km/h

Dawn

Relative Humidity

89%

Morning

Relative Humidity

83%

Noon

Relative Humidity

80%

Afternoon

Relative Humidity

81%

Evening

Relative Humidity

85%

Night

Relative Humidity

84%

Dawn

Precipitation Probability

43%

Morning

Precipitation Probability

39%

Noon

Precipitation Probability

55%

Afternoon

Precipitation Probability

55%

Evening

Precipitation Probability

53%

Night

Precipitation Probability

0%

Dawn

Frost

Frost

-11°

Morning

Frost

Frost

-10°

Noon

Frost

Frost

-7°

Afternoon

Frost

Frost

-6°

Evening

Frost

Frost

-6°

Night

Frost

Frost

-6°

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 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

13km/h

Morning

Southern

17km/h

Noon

Southwestern

20km/h

Afternoon

Southern

20km/h

Evening

Southern

20km/h

Night

Southern

19km/h

Dawn

Relative Humidity

85%

Morning

Relative Humidity

72%

Noon

Relative Humidity

66%

Afternoon

Relative Humidity

65%

Evening

Relative Humidity

67%

Night

Relative Humidity

73%

Dawn

Precipitation Probability

0%

Morning

Precipitation Probability

0%

Noon

Precipitation Probability

0%

Afternoon

Precipitation Probability

0%

Evening

Precipitation Probability

0%

Night

Precipitation Probability

0%