Weather hour by hour (periods) in St. Louis , United States

Day

clear to partly cloudy

18°

Night

generally overcast with chance for rain showers with thunderstorms at dawn

13°

Day

mostly cloudy to clear

22°

Night

clear to overcast

Day

generally mostly cloudy with chance for light rain at afternoon

17°

Night

chance for rain showers

Day

cold and partly cloudy

Night

frost at dawn

-2°

Day

generally clear with frost at morning

Night

frost at dawn

Day

cold and cloudy

14°

Night

cloudy to scattered clouds

Day

scattered clouds

18°

Night

partly cloudy

Day

mostly cloudy

16°

Night

mostly cloudy

Day

scattered clouds

16°

Night

light fog at dawn

10°

Dawn

Mostly Clear

Mostly Clear

Morning

Mostly Clear

Mostly Clear

10°

Noon

Mostly Clear

Mostly Clear

18°

Afternoon

Scattered Clouds

Scattered Clouds

18°

Evening

Scattered Clouds

Scattered Clouds

14°

Night

Overcast

Overcast

13°

Dawn

Northeastern

8km/h

Morning

Southeastern

12km/h

Noon

Southeastern

17km/h

Afternoon

Southeastern

18km/h

Evening

Southeastern

16km/h

Night

Southern

17km/h

Dawn

Relative Humidity

75%

Morning

Relative Humidity

61%

Noon

Relative Humidity

54%

Afternoon

Relative Humidity

54%

Evening

Relative Humidity

77%

Night

Relative Humidity

89%

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

Chance for Thunderstorms

Chance for Thunderstorms

16°

Morning

Overcast

Overcast

17°

Noon

Partly Cloudy

Partly Cloudy

22°

Afternoon

Clear

Clear

22°

Evening

Clear

Clear

16°

Night

Clear

Clear

12°

Dawn

Southwestern

20km/h

Morning

Western

16km/h

Noon

Western

14km/h

Afternoon

Western

14km/h

Evening

Western

11km/h

Night

Western

10km/h

Dawn

Relative Humidity

91%

Morning

Relative Humidity

66%

Noon

Relative Humidity

47%

Afternoon

Relative Humidity

41%

Evening

Relative Humidity

64%

Night

Relative Humidity

78%

Dawn

Precipitation Probability

53%

Morning

Precipitation Probability

0%

Noon

Precipitation Probability

0%

Afternoon

Precipitation Probability

0%

Evening

Precipitation Probability

0%

Night

Precipitation Probability

0%

Dawn

Overcast

Overcast

Morning

Overcast

Overcast

11°

Noon

Cloudy

Cloudy

16°

Afternoon

Partly Cloudy with  a chance for Light Rain

Partly Cloudy with a chance for Light Rain

17°

Evening

Chance for Rain Showers

Chance for Rain Showers

14°

Night

Chance for Rain Showers

Chance for Rain Showers

Dawn

Western

5km/h

Morning

Southern

7km/h

Noon

Southeastern

11km/h

Afternoon

Southern

10km/h

Evening

Southwestern

22km/h

Night

North-west

25km/h

Dawn

Relative Humidity

86%

Morning

Relative Humidity

68%

Noon

Relative Humidity

55%

Afternoon

Relative Humidity

50%

Evening

Relative Humidity

77%

Night

Relative Humidity

73%

Dawn

Precipitation Probability

0%

Morning

Precipitation Probability

0%

Noon

Precipitation Probability

0%

Afternoon

Precipitation Probability

33%

Evening

Precipitation Probability

54%

Night

Precipitation Probability

39%

Dawn

Chance for Light Rain

Chance for Light Rain

Morning

Very Cold

Very Cold

Noon

Very Cold

Very Cold

Afternoon

Very Cold

Very Cold

Evening

Very Cold

Very Cold

Night

Very Cold

Very Cold

-1°

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

Very cold weather expected / Make sure to stay warm.

Dawn

North-west

25km/h

Morning

North-west

29km/h

Noon

North-west

29km/h

Afternoon

North-west

27km/h

Evening

North-west

22km/h

Night

North-west

21km/h

Dawn

Relative Humidity

71%

Morning

Relative Humidity

50%

Noon

Relative Humidity

40%

Afternoon

Relative Humidity

41%

Evening

Relative Humidity

52%

Night

Relative Humidity

59%

Dawn

Precipitation Probability

38%

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

Very Cold

Very Cold

Afternoon

Clear

Clear

Evening

Very Cold

Very Cold

Night

Very Cold

Very Cold

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

20km/h

Morning

North-west

22km/h

Noon

North-west

23km/h

Afternoon

North-west

22km/h

Evening

North-west

15km/h

Night

North-west

9km/h

Dawn

Relative Humidity

67%

Morning

Relative Humidity

53%

Noon

Relative Humidity

40%

Afternoon

Relative Humidity

38%

Evening

Relative Humidity

56%

Night

Relative Humidity

72%

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

Morning

Very Cold

Very Cold

Noon

Cloudy

Cloudy

12°

Afternoon

Scattered Clouds

Scattered Clouds

14°

Evening

Overcast

Overcast

12°

Night

Scattered Clouds

Scattered Clouds

10°

Dawn

Western

9km/h

Morning

Southwestern

11km/h

Noon

Southern

18km/h

Afternoon

Southern

19km/h

Evening

Southwestern

14km/h

Night

Southwestern

10km/h

Dawn

Relative Humidity

75%

Morning

Relative Humidity

56%

Noon

Relative Humidity

25%

Afternoon

Relative Humidity

23%

Evening

Relative Humidity

37%

Night

Relative Humidity

50%

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 Clouds

Scattered Clouds

Morning

Scattered Clouds

Scattered Clouds

11°

Noon

Scattered Clouds

Scattered Clouds

17°

Afternoon

Scattered Clouds

Scattered Clouds

18°

Evening

Scattered Clouds

Scattered Clouds

12°

Night

Mostly Cloudy

Mostly Cloudy

Dawn

Western

8km/h

Morning

Western

13km/h

Noon

Western

16km/h

Afternoon

Western

17km/h

Evening

North-west

12km/h

Night

Western

9km/h

Dawn

Relative Humidity

63%

Morning

Relative Humidity

48%

Noon

Relative Humidity

40%

Afternoon

Relative Humidity

40%

Evening

Relative Humidity

68%

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

0%

Dawn

Scattered Clouds

Scattered Clouds

Morning

Overcast

Overcast

11°

Noon

Overcast

Overcast

16°

Afternoon

Mostly Cloudy

Mostly Cloudy

16°

Evening

Partly Cloudy

Partly Cloudy

12°

Night

Mostly Cloudy

Mostly Cloudy

Dawn

Western

10km/h

Morning

Western

10km/h

Noon

North-west

10km/h

Afternoon

North-west

10km/h

Evening

Northern

9km/h

Night

Northeastern

9km/h

Dawn

Relative Humidity

89%

Morning

Relative Humidity

41%

Noon

Relative Humidity

34%

Afternoon

Relative Humidity

33%

Evening

Relative Humidity

41%

Night

Relative Humidity

42%

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 Clouds

Scattered Clouds

Morning

Mostly Clear

Mostly Clear

Noon

Scattered Clouds

Scattered Clouds

15°

Afternoon

Scattered Clouds

Scattered Clouds

16°

Evening

Scattered Clouds

Scattered Clouds

11°

Night

Scattered Clouds

Scattered Clouds

10°

Dawn

Northeastern

8km/h

Morning

Eastern

10km/h

Noon

Southeastern

12km/h

Afternoon

Southern

15km/h

Evening

Southern

13km/h

Night

Southern

13km/h

Dawn

Relative Humidity

49%

Morning

Relative Humidity

35%

Noon

Relative Humidity

29%

Afternoon

Relative Humidity

34%

Evening

Relative Humidity

58%

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%