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

Day

generally mostly cloudy with frost at morning

Night

generally scattered clouds with frost at dawn

-3°

Day

cold

Night

cold

Day

snow showers till afternoon followed by frost

Night

frost

-4°

Day

frost till morning

Night

cold

-4°

Day

cold

Night

chance for light snow from midnight

-2°

Day

chance for snow showers

-1°

Night

chance for light snow at evening followed by frost

-5°

Day

frost till morning followed by chance for snow showers

-2°

Night

chance for snow showers, frost at dawn

-7°

Day

chance for snow showers till noon followed by frost

-2°

Night

frost

-10°

Day

frost

-1°

Night

frost at evening followed by chance for light snow

-6°

Dawn

Mist - Light Fog

Mist - Light Fog

-2°

Morning

Frost

Frost

Noon

Very Cold

Very Cold

Afternoon

Very Cold

Very Cold

Evening

Very Cold

Very Cold

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

Western

17km/h

Morning

North-west

18km/h

Noon

North-west

17km/h

Afternoon

Western

14km/h

Evening

Western

12km/h

Night

Western

13km/h

Dawn

Relative Humidity

98%

Morning

Relative Humidity

79%

Noon

Relative Humidity

57%

Afternoon

Relative Humidity

47%

Evening

Relative Humidity

67%

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

-3°

Morning

Very Cold

Very Cold

-2°

Noon

Very Cold

Very Cold

Afternoon

Very Cold

Very Cold

Evening

Very Cold

Very Cold

Night

Very Cold

Very Cold

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

Very cold weather expected / Make sure to stay warm.

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

Very cold weather expected / Make sure to stay warm.

Dawn

North-west

9km/h

Morning

Northeastern

8km/h

Noon

Northeastern

6km/h

Afternoon

Eastern

9km/h

Evening

Eastern

13km/h

Night

Eastern

15km/h

Dawn

Relative Humidity

63%

Morning

Relative Humidity

33%

Noon

Relative Humidity

30%

Afternoon

Relative Humidity

31%

Evening

Relative Humidity

46%

Night

Relative Humidity

51%

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

Snowy

Snowy

Noon

Snowy

Snowy

Afternoon

Scattered snow

Scattered snow

Evening

Frost

Frost

Night

Frost

Frost

-3°

Day Snow is expected / Risk of slippery roads.

Snow is 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

Eastern

17km/h

Morning

Eastern

16km/h

Noon

Eastern

9km/h

Afternoon

Northern

19km/h

Evening

North-west

20km/h

Night

North-west

21km/h

Dawn

Relative Humidity

71%

Morning

Relative Humidity

79%

Noon

Relative Humidity

90%

Afternoon

Relative Humidity

80%

Evening

Relative Humidity

75%

Night

Relative Humidity

73%

Dawn

Precipitation Probability

0%

Morning

Precipitation Probability

80%

Noon

Precipitation Probability

97%

Afternoon

Precipitation Probability

77%

Evening

Precipitation Probability

0%

Night

Precipitation Probability

0%

Dawn

Frost

Frost

-4°

Morning

Frost

Frost

-4°

Noon

Very Cold

Very Cold

-1°

Afternoon

Very Cold

Very Cold

Evening

Very Cold

Very Cold

-3°

Night

Very Cold

Very Cold

-3°

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

Very cold weather expected / Make sure to stay warm.

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

Very cold weather expected / Make sure to stay warm.

Dawn

North-west

19km/h

Morning

North-west

15km/h

Noon

Northern

12km/h

Afternoon

Northern

9km/h

Evening

Northern

6km/h

Night

Northern

8km/h

Dawn

Relative Humidity

72%

Morning

Relative Humidity

57%

Noon

Relative Humidity

46%

Afternoon

Relative Humidity

41%

Evening

Relative Humidity

54%

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

0%

Dawn

Very Cold

Very Cold

-4°

Morning

Very Cold

Very Cold

-3°

Noon

Very Cold

Very Cold

Afternoon

Very Cold

Very Cold

Evening

Very Cold

Very Cold

-1°

Night

Very Cold

Very Cold

-2°

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

Very cold weather expected / Make sure to stay warm.

Dawn

Northern

9km/h

Morning

Northeastern

9km/h

Noon

Northeastern

8km/h

Afternoon

Northeastern

9km/h

Evening

Northeastern

10km/h

Night

Northeastern

13km/h

Dawn

Relative Humidity

56%

Morning

Relative Humidity

33%

Noon

Relative Humidity

27%

Afternoon

Relative Humidity

27%

Evening

Relative Humidity

43%

Night

Relative Humidity

51%

Dawn

Precipitation Probability

0%

Morning

Precipitation Probability

0%

Noon

Precipitation Probability

0%

Afternoon

Precipitation Probability

0%

Evening

Precipitation Probability

0%

Night

Precipitation Probability

43%

Dawn

Chance for Light Snow

Chance for Light Snow

-2°

Morning

Chance for Light Snow

Chance for Light Snow

-2°

Noon

Chance for Light Snow

Chance for Light Snow

-2°

Afternoon

Chance for Light Snow

Chance for Light Snow

-1°

Evening

Frost

Frost

-3°

Night

Frost

Frost

-5°

Dawn

Northeastern

19km/h

Morning

Northeastern

22km/h

Noon

Northeastern

22km/h

Afternoon

Northeastern

22km/h

Evening

Northern

20km/h

Night

Northern

18km/h

Dawn

Relative Humidity

60%

Morning

Relative Humidity

59%

Noon

Relative Humidity

64%

Afternoon

Relative Humidity

67%

Evening

Relative Humidity

70%

Night

Relative Humidity

66%

Dawn

Precipitation Probability

60%

Morning

Precipitation Probability

40%

Noon

Precipitation Probability

42%

Afternoon

Precipitation Probability

38%

Evening

Precipitation Probability

39%

Night

Precipitation Probability

0%

Dawn

Frost

Frost

-5°

Morning

Frost

Frost

-4°

Noon

Chance for Light Snow

Chance for Light Snow

-2°

Afternoon

Chance for Light Snow

Chance for Light Snow

-2°

Evening

Snowy

Snowy

-3°

Night

Snowy

Snowy

-4°

Night Snow is expected / Risk of slippery roads.

Snow is expected / Risk of slippery roads.

Dawn

Northeastern

17km/h

Morning

Northeastern

16km/h

Noon

Northeastern

17km/h

Afternoon

Northeastern

17km/h

Evening

Northeastern

16km/h

Night

Northeastern

15km/h

Dawn

Relative Humidity

70%

Morning

Relative Humidity

71%

Noon

Relative Humidity

76%

Afternoon

Relative Humidity

78%

Evening

Relative Humidity

82%

Night

Relative Humidity

86%

Dawn

Precipitation Probability

0%

Morning

Precipitation Probability

43%

Noon

Precipitation Probability

48%

Afternoon

Precipitation Probability

53%

Evening

Precipitation Probability

61%

Night

Precipitation Probability

63%

Dawn

Snowy

Snowy

-7°

Morning

Mostly Cloudy  with chance for Snow Showers

Mostly Cloudy with chance for Snow Showers

-6°

Noon

Frost

Frost

-3°

Afternoon

Frost

Frost

-2°

Evening

Frost

Frost

-5°

Night

Frost

Frost

-6°

Day Chance of snow / Risk of slippery roads.

Chance of snow / 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

Northern

15km/h

Morning

Northern

15km/h

Noon

North-west

16km/h

Afternoon

North-west

14km/h

Evening

North-west

11km/h

Night

Northern

5km/h

Dawn

Relative Humidity

88%

Morning

Relative Humidity

86%

Noon

Relative Humidity

85%

Afternoon

Relative Humidity

83%

Evening

Relative Humidity

82%

Night

Relative Humidity

80%

Dawn

Precipitation Probability

65%

Morning

Precipitation Probability

42%

Noon

Precipitation Probability

42%

Afternoon

Precipitation Probability

0%

Evening

Precipitation Probability

0%

Night

Precipitation Probability

0%

Dawn

Frost

Frost

-10°

Morning

Frost

Frost

-7°

Noon

Frost

Frost

-2°

Afternoon

Frost

Frost

-1°

Evening

Frost

Frost

-5°

Night

Chance for Light Snow

Chance for Light Snow

-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.

Dawn

Eastern

12km/h

Morning

Eastern

12km/h

Noon

Southeastern

14km/h

Afternoon

Southeastern

12km/h

Evening

Eastern

9km/h

Night

Southeastern

10km/h

Dawn

Relative Humidity

84%

Morning

Relative Humidity

80%

Noon

Relative Humidity

79%

Afternoon

Relative Humidity

80%

Evening

Relative Humidity

86%

Night

Relative Humidity

95%

Dawn

Precipitation Probability

0%

Morning

Precipitation Probability

0%

Noon

Precipitation Probability

0%

Afternoon

Precipitation Probability

0%

Evening

Precipitation Probability

27%

Night

Precipitation Probability

42%