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

Day

cold

Night

chance for light snow till midnight followed by frost

-1°

Day

cold and scattered clouds

17°

Night

mostly cloudy

Day

generally partly cloudy with chance for rain showers till noon

21°

Night

light fog at dawn

11°

Day

mostly clear

26°

Night

generally scattered clouds with light fog at dawn

14°

Day

mostly clear

25°

Night

mostly clear

15°

Day

scattered clouds

31°

Night

cold and mostly cloudy

Day

chance for light rain at afternoon

11°

Night

chance for light rain till midnight

Day

cold and cloudy

13°

Night

chance for rain showers

Day

generally scattered clouds with chance for rain showers at early morning

18°

Night

mostly cloudy

13°

Dawn

Very Cold

Very Cold

-8°

Morning

Very Cold

Very Cold

-7°

Noon

Very Cold

Very Cold

-2°

Afternoon

Very Cold

Very Cold

Evening

Chance for Light Snow

Chance for Light Snow

Night

Scattered snow

Scattered snow

-1°

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

Very cold weather expected / Make sure to stay warm.

Night Intermittent snow expected / Risk of slippery roads.

Intermittent snow expected / Risk of slippery roads.

Dawn

North-west

18km/h

Morning

North-west

11km/h

Noon

North-west

7km/h

Afternoon

Southwestern

9km/h

Evening

Southeastern

10km/h

Night

Southeastern

17km/h

Dawn

Relative Humidity

59%

Morning

Relative Humidity

44%

Noon

Relative Humidity

38%

Afternoon

Relative Humidity

36%

Evening

Relative Humidity

52%

Night

Relative Humidity

64%

Dawn

Precipitation Probability

0%

Morning

Precipitation Probability

0%

Noon

Precipitation Probability

0%

Afternoon

Precipitation Probability

0%

Evening

Precipitation Probability

41%

Night

Precipitation Probability

64%

Dawn

Frost

Frost

Morning

Very Cold

Very Cold

Noon

Mostly Clear

Mostly Clear

13°

Afternoon

Scattered Clouds

Scattered Clouds

17°

Evening

Overcast

Overcast

12°

Night

Overcast

Overcast

10°

Dawn

Southeastern

17km/h

Morning

Southern

13km/h

Noon

Southern

12km/h

Afternoon

Western

11km/h

Evening

North-west

3km/h

Night

Northern

6km/h

Dawn

Relative Humidity

64%

Morning

Relative Humidity

58%

Noon

Relative Humidity

46%

Afternoon

Relative Humidity

45%

Evening

Relative Humidity

70%

Night

Relative Humidity

85%

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

Morning

Partly Cloudy with  a chance for Light Rain

Partly Cloudy with a chance for Light Rain

12°

Noon

Chance for Rain Showers

Chance for Rain Showers

19°

Afternoon

Scattered Clouds

Scattered Clouds

21°

Evening

Scattered Clouds

Scattered Clouds

16°

Night

Scattered Clouds

Scattered Clouds

12°

Dawn

Southern

7km/h

Morning

Southern

7km/h

Noon

Southern

7km/h

Afternoon

Southeastern

7km/h

Evening

Southeastern

6km/h

Night

Southeastern

9km/h

Dawn

Relative Humidity

89%

Morning

Relative Humidity

78%

Noon

Relative Humidity

66%

Afternoon

Relative Humidity

51%

Evening

Relative Humidity

76%

Night

Relative Humidity

90%

Dawn

Precipitation Probability

0%

Morning

Precipitation Probability

33%

Noon

Precipitation Probability

33%

Afternoon

Precipitation Probability

0%

Evening

Precipitation Probability

0%

Night

Precipitation Probability

0%

Dawn

Mist - Light Fog

Mist - Light Fog

11°

Morning

Scattered Clouds

Scattered Clouds

15°

Noon

Mostly Clear

Mostly Clear

23°

Afternoon

Mostly Clear

Mostly Clear

26°

Evening

Mostly Clear

Mostly Clear

21°

Night

Cloudy

Cloudy

17°

Dawn

Southern

7km/h

Morning

Southwestern

5km/h

Noon

Southwestern

8km/h

Afternoon

Southwestern

8km/h

Evening

Southwestern

7km/h

Night

Southwestern

11km/h

Dawn

Relative Humidity

96%

Morning

Relative Humidity

84%

Noon

Relative Humidity

53%

Afternoon

Relative Humidity

42%

Evening

Relative Humidity

65%

Night

Relative Humidity

74%

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

Mist - Light Fog

Mist - Light Fog

14°

Morning

Mostly Clear

Mostly Clear

16°

Noon

Mostly Clear

Mostly Clear

23°

Afternoon

Mostly Clear

Mostly Clear

25°

Evening

Mostly Clear

Mostly Clear

20°

Night

Mostly Clear

Mostly Clear

17°

Dawn

Western

10km/h

Morning

Western

7km/h

Noon

Southwestern

7km/h

Afternoon

Southwestern

10km/h

Evening

Southern

9km/h

Night

Southern

15km/h

Dawn

Relative Humidity

94%

Morning

Relative Humidity

79%

Noon

Relative Humidity

49%

Afternoon

Relative Humidity

39%

Evening

Relative Humidity

65%

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

Mostly Clear

Mostly Clear

15°

Morning

Mostly Clear

Mostly Clear

19°

Noon

Scattered Clouds

Scattered Clouds

30°

Afternoon

Scattered Clouds

Scattered Clouds

31°

Evening

Mostly Cloudy

Mostly Cloudy

17°

Night

Mostly Cloudy

Mostly Cloudy

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

Very cold weather expected / Make sure to stay warm.

Dawn

Southwestern

13km/h

Morning

Northern

21km/h

Noon

Northern

22km/h

Afternoon

Northern

22km/h

Evening

Northeastern

18km/h

Night

Northeastern

20km/h

Dawn

Relative Humidity

86%

Morning

Relative Humidity

62%

Noon

Relative Humidity

56%

Afternoon

Relative Humidity

54%

Evening

Relative Humidity

55%

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

Very Cold

Very Cold

Morning

Overcast

Overcast

Noon

Overcast

Overcast

Afternoon

Chance for Light Rain

Chance for Light Rain

11°

Evening

Chance for Light Rain

Chance for Light Rain

Night

Chance for Light Rain

Chance for Light Rain

Dawn

Northeastern

16km/h

Morning

Eastern

16km/h

Noon

Eastern

16km/h

Afternoon

Eastern

15km/h

Evening

Eastern

12km/h

Night

Eastern

12km/h

Dawn

Relative Humidity

65%

Morning

Relative Humidity

50%

Noon

Relative Humidity

42%

Afternoon

Relative Humidity

42%

Evening

Relative Humidity

45%

Night

Relative Humidity

63%

Dawn

Precipitation Probability

0%

Morning

Precipitation Probability

0%

Noon

Precipitation Probability

0%

Afternoon

Precipitation Probability

39%

Evening

Precipitation Probability

33%

Night

Precipitation Probability

33%

Dawn

Very Cold

Very Cold

Morning

Very Cold

Very Cold

Noon

Overcast

Overcast

10°

Afternoon

Overcast

Overcast

13°

Evening

Chance for Rain Showers

Chance for Rain Showers

10°

Night

Chance for Rain Showers

Chance for Rain Showers

Dawn

Eastern

9km/h

Morning

Eastern

5km/h

Noon

Eastern

5km/h

Afternoon

Southeastern

10km/h

Evening

Southeastern

9km/h

Night

Eastern

8km/h

Dawn

Relative Humidity

82%

Morning

Relative Humidity

72%

Noon

Relative Humidity

61%

Afternoon

Relative Humidity

62%

Evening

Relative Humidity

75%

Night

Relative Humidity

89%

Dawn

Precipitation Probability

0%

Morning

Precipitation Probability

0%

Noon

Precipitation Probability

0%

Afternoon

Precipitation Probability

0%

Evening

Precipitation Probability

31%

Night

Precipitation Probability

31%

Dawn

Chance for Rain Showers

Chance for Rain Showers

Morning

Chance for Rain Showers

Chance for Rain Showers

Noon

Mostly Cloudy

Mostly Cloudy

15°

Afternoon

Scattered Clouds

Scattered Clouds

18°

Evening

Mostly Cloudy

Mostly Cloudy

16°

Night

Overcast

Overcast

13°

Dawn

Northeastern

9km/h

Morning

Western

11km/h

Noon

Northern

16km/h

Afternoon

Northern

16km/h

Evening

Northeastern

13km/h

Night

Northeastern

18km/h

Dawn

Relative Humidity

94%

Morning

Relative Humidity

75%

Noon

Relative Humidity

59%

Afternoon

Relative Humidity

40%

Evening

Relative Humidity

43%

Night

Relative Humidity

63%

Dawn

Precipitation Probability

33%

Morning

Precipitation Probability

32%

Noon

Precipitation Probability

0%

Afternoon

Precipitation Probability

0%

Evening

Precipitation Probability

0%

Night

Precipitation Probability

0%