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

Day

generally scattered clouds with brisk wind at afternoon

24°

Night

rain showers with thunderstorms till midnight

15°

Day

generally mostly cloudy with brisk wind at morning

19°

Night

cold and overcast

Day

cold and mostly clear

Night

cold and mostly cloudy

Day

mostly cloudy to mostly clear

20°

Night

mostly cloudy

12°

Day

partly cloudy to overcast

19°

Night

overcast to partly cloudy

15°

Day

chance for light rain and snow/rain mix at afternoon

17°

Night

snow showers till midnight followed by frost

-2°

Day

generally overcast with frost at morning

Night

frost from midnight

-3°

Day

cold

Night

frost from midnight

-2°

Day

generally partly cloudy with frost at early morning

12°

Night

scattered clouds

Dawn

Overcast

Overcast

14°

Morning

Scattered Clouds

Scattered Clouds

16°

Noon

Scattered Clouds

Scattered Clouds

23°

Afternoon

Brisk winds

Brisk winds

24°

Evening

Thunderstorms

Thunderstorms

20°

Night

Thunderstorms

Thunderstorms

17°

Night Rain and thunderstorms expected (could be heavy locally) / Risk of possible increase on water levels on the roads, flash floods and traffic jams.

Rain and thunderstorms expected (could be heavy locally) / Risk of possible increase on water levels on the roads, flash floods and traffic jams.

Dawn

Southeastern

20km/h

Morning

Southeastern

25km/h

Noon

Southeastern

30km/h

Afternoon

Southeastern

39km/h

Evening

Southern

34km/h

Night

Southern

32km/h

Dawn

Relative Humidity

83%

Morning

Relative Humidity

69%

Noon

Relative Humidity

57%

Afternoon

Relative Humidity

41%

Evening

Relative Humidity

53%

Night

Relative Humidity

89%

Dawn

Precipitation Probability

0%

Morning

Precipitation Probability

0%

Noon

Precipitation Probability

0%

Afternoon

Precipitation Probability

0%

Evening

Precipitation Probability

83%

Night

Precipitation Probability

99%

Dawn

Overcast

Overcast

15°

Morning

Brisk winds

Brisk winds

15°

Noon

Cloudy

Cloudy

18°

Afternoon

Overcast

Overcast

19°

Evening

Overcast

Overcast

11°

Night

Overcast

Overcast

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

Very cold weather expected / Make sure to stay warm.

Dawn

Southern

33km/h

Morning

Southwestern

38km/h

Noon

Southwestern

36km/h

Afternoon

Southwestern

30km/h

Evening

Western

16km/h

Night

North-west

21km/h

Dawn

Relative Humidity

85%

Morning

Relative Humidity

42%

Noon

Relative Humidity

43%

Afternoon

Relative Humidity

41%

Evening

Relative Humidity

54%

Night

Relative Humidity

62%

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

Very Cold

Very Cold

Afternoon

Mostly Clear

Mostly Clear

Evening

Clear

Clear

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

North-west

24km/h

Morning

North-west

24km/h

Noon

North-west

25km/h

Afternoon

North-west

24km/h

Evening

North-west

14km/h

Night

North-west

12km/h

Dawn

Relative Humidity

63%

Morning

Relative Humidity

43%

Noon

Relative Humidity

34%

Afternoon

Relative Humidity

28%

Evening

Relative Humidity

38%

Night

Relative Humidity

64%

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

Mostly Cloudy

Mostly Cloudy

Noon

Scattered Clouds

Scattered Clouds

17°

Afternoon

Cloudy

Cloudy

20°

Evening

Mostly Clear

Mostly Clear

16°

Night

Scattered Clouds

Scattered Clouds

13°

Dawn

Western

11km/h

Morning

Southern

19km/h

Noon

Southern

29km/h

Afternoon

Southern

32km/h

Evening

Southern

25km/h

Night

Southern

24km/h

Dawn

Relative Humidity

73%

Morning

Relative Humidity

44%

Noon

Relative Humidity

28%

Afternoon

Relative Humidity

29%

Evening

Relative Humidity

44%

Night

Relative Humidity

52%

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

Overcast

Overcast

12°

Morning

Scattered Clouds

Scattered Clouds

14°

Noon

Scattered Clouds

Scattered Clouds

19°

Afternoon

Overcast

Overcast

19°

Evening

Overcast

Overcast

16°

Night

Overcast

Overcast

15°

Dawn

Southern

21km/h

Morning

Southern

21km/h

Noon

Southern

24km/h

Afternoon

Southern

24km/h

Evening

Southern

17km/h

Night

Southern

23km/h

Dawn

Relative Humidity

63%

Morning

Relative Humidity

48%

Noon

Relative Humidity

39%

Afternoon

Relative Humidity

39%

Evening

Relative Humidity

59%

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

Mostly Cloudy

Mostly Cloudy

15°

Morning

Mostly Cloudy

Mostly Cloudy

17°

Noon

Mostly Cloudy

Mostly Cloudy

15°

Afternoon

Sleet

Sleet

10°

Evening

Mostly Cloudy with Snow Showers

Mostly Cloudy with Snow Showers

Night

Partly Cloudy with Snow Showers

Partly Cloudy with Snow Showers

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

Southern

21km/h

Morning

Southern

23km/h

Noon

Southern

26km/h

Afternoon

Southern

35km/h

Evening

Southern

32km/h

Night

Southern

36km/h

Dawn

Relative Humidity

62%

Morning

Relative Humidity

56%

Noon

Relative Humidity

46%

Afternoon

Relative Humidity

55%

Evening

Relative Humidity

70%

Night

Relative Humidity

83%

Dawn

Precipitation Probability

0%

Morning

Precipitation Probability

0%

Noon

Precipitation Probability

0%

Afternoon

Precipitation Probability

71%

Evening

Precipitation Probability

63%

Night

Precipitation Probability

70%

Dawn

Frost

Frost

-2°

Morning

Frost

Frost

Noon

Very Cold

Very Cold

Afternoon

Very Cold

Very Cold

Evening

Very Cold

Very Cold

Night

Frost

Frost

-1°

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

36km/h

Morning

North-west

26km/h

Noon

North-west

29km/h

Afternoon

North-west

36km/h

Evening

North-west

22km/h

Night

North-west

17km/h

Dawn

Relative Humidity

75%

Morning

Relative Humidity

66%

Noon

Relative Humidity

53%

Afternoon

Relative Humidity

35%

Evening

Relative Humidity

49%

Night

Relative Humidity

65%

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

-3°

Morning

Very Cold

Very Cold

-1°

Noon

Very Cold

Very Cold

Afternoon

Very Cold

Very Cold

Evening

Very Cold

Very Cold

Night

Frost

Frost

-1°

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

Very cold weather expected / Make sure to stay warm.

Dawn

Northern

11km/h

Morning

North-west

17km/h

Noon

North-west

17km/h

Afternoon

North-west

17km/h

Evening

Northeastern

9km/h

Night

Northeastern

10km/h

Dawn

Relative Humidity

66%

Morning

Relative Humidity

42%

Noon

Relative Humidity

34%

Afternoon

Relative Humidity

32%

Evening

Relative Humidity

49%

Night

Relative Humidity

60%

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

-2°

Morning

Frost

Frost

Noon

Cloudy

Cloudy

Afternoon

Mostly Cloudy

Mostly Cloudy

12°

Evening

Clear

Clear

Night

Scattered Clouds

Scattered Clouds

Dawn

Eastern

11km/h

Morning

Southeastern

20km/h

Noon

Southeastern

20km/h

Afternoon

Southern

23km/h

Evening

Southern

20km/h

Night

Southern

22km/h

Dawn

Relative Humidity

64%

Morning

Relative Humidity

41%

Noon

Relative Humidity

35%

Afternoon

Relative Humidity

36%

Evening

Relative Humidity

59%

Night

Relative Humidity

70%

Dawn

Precipitation Probability

0%

Morning

Precipitation Probability

0%

Noon

Precipitation Probability

0%

Afternoon

Precipitation Probability

0%

Evening

Precipitation Probability

0%

Night

Precipitation Probability

0%