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

Day

rain showers with thunderstorms

18°

Night

snow showers and frost at times

-5°

Day

frost till noon

-2°

Night

cold

-9°

Day

cold

Night

chance for snow showers and chance for snow/rain mix at night

Day

scattered clouds

16°

Night

cold and partly cloudy

Day

partly cloudy

19°

Night

light fog at dawn

10°

Day

scattered clouds

25°

Night

scattered clouds

14°

Day

mostly clear

26°

Night

mostly clear

16°

Day

clear

30°

Night

clear to partly cloudy

Day

partly cloudy

15°

Night

generally overcast with chance for rain showers at dawn

Dawn

Overcast

Overcast

14°

Morning

Thunderstorms

Thunderstorms

16°

Noon

Thunderstorms

Thunderstorms

18°

Afternoon

Rainy

Rainy

17°

Evening

Snowy

Snowy

Night

Scattered snow

Scattered snow

-1°

Day 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.

Night Intermittent snow expected / Risk of slippery roads.

Intermittent snow expected / Risk of slippery roads.

Dawn

Southern

22km/h

Morning

Southern

28km/h

Noon

Southern

34km/h

Afternoon

Southern

33km/h

Evening

Western

31km/h

Night

Western

34km/h

Dawn

Relative Humidity

74%

Morning

Relative Humidity

75%

Noon

Relative Humidity

66%

Afternoon

Relative Humidity

70%

Evening

Relative Humidity

85%

Night

Relative Humidity

82%

Dawn

Precipitation Probability

0%

Morning

Precipitation Probability

96%

Noon

Precipitation Probability

97%

Afternoon

Precipitation Probability

99%

Evening

Precipitation Probability

80%

Night

Precipitation Probability

80%

Dawn

Scattered snow

Scattered snow

-5°

Morning

Frost

Frost

-5°

Noon

Frost

Frost

-4°

Afternoon

Very Cold

Very Cold

-2°

Evening

Very Cold

Very Cold

-4°

Night

Very Cold

Very Cold

-7°

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

Western

32km/h

Morning

North-west

31km/h

Noon

North-west

30km/h

Afternoon

North-west

29km/h

Evening

North-west

22km/h

Night

North-west

20km/h

Dawn

Relative Humidity

73%

Morning

Relative Humidity

63%

Noon

Relative Humidity

54%

Afternoon

Relative Humidity

48%

Evening

Relative Humidity

48%

Night

Relative Humidity

49%

Dawn

Precipitation Probability

72%

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

-9°

Morning

Very Cold

Very Cold

-8°

Noon

Very Cold

Very Cold

-2°

Afternoon

Very Cold

Very Cold

Evening

Very Cold

Very Cold

Night

Chance for Sleet

Chance for Sleet

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

Very cold weather expected / Make sure to stay warm.

Dawn

North-west

17km/h

Morning

North-west

12km/h

Noon

North-west

8km/h

Afternoon

Western

6km/h

Evening

Southeastern

8km/h

Night

Southeastern

17km/h

Dawn

Relative Humidity

53%

Morning

Relative Humidity

46%

Noon

Relative Humidity

42%

Afternoon

Relative Humidity

36%

Evening

Relative Humidity

48%

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

59%

Dawn

Very Cold

Very Cold

Morning

Very Cold

Very Cold

Noon

Mostly Clear

Mostly Clear

14°

Afternoon

Scattered Clouds

Scattered Clouds

16°

Evening

Partly Cloudy

Partly Cloudy

10°

Night

Overcast

Overcast

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

Very cold weather expected / Make sure to stay warm.

Dawn

Southeastern

18km/h

Morning

Southern

17km/h

Noon

Southern

16km/h

Afternoon

Southwestern

13km/h

Evening

Southern

6km/h

Night

Southern

9km/h

Dawn

Relative Humidity

61%

Morning

Relative Humidity

57%

Noon

Relative Humidity

44%

Afternoon

Relative Humidity

37%

Evening

Relative Humidity

64%

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

Very Cold

Very Cold

Morning

Mostly Cloudy

Mostly Cloudy

Noon

Scattered Clouds

Scattered Clouds

15°

Afternoon

Scattered Clouds

Scattered Clouds

19°

Evening

Mostly Clear

Mostly Clear

14°

Night

Scattered Clouds

Scattered Clouds

11°

Dawn

Southwestern

8km/h

Morning

Western

5km/h

Noon

North-west

7km/h

Afternoon

North-west

10km/h

Evening

Northern

6km/h

Night

Northern

6km/h

Dawn

Relative Humidity

86%

Morning

Relative Humidity

73%

Noon

Relative Humidity

55%

Afternoon

Relative Humidity

44%

Evening

Relative Humidity

71%

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

Mist - Light Fog

Mist - Light Fog

10°

Morning

Mostly Cloudy

Mostly Cloudy

14°

Noon

Scattered Clouds

Scattered Clouds

23°

Afternoon

Scattered Clouds

Scattered Clouds

25°

Evening

Scattered Clouds

Scattered Clouds

20°

Night

Scattered Clouds

Scattered Clouds

16°

Dawn

Eastern

6km/h

Morning

Southwestern

7km/h

Noon

Southwestern

12km/h

Afternoon

Southwestern

13km/h

Evening

Southwestern

9km/h

Night

Southwestern

12km/h

Dawn

Relative Humidity

95%

Morning

Relative Humidity

77%

Noon

Relative Humidity

53%

Afternoon

Relative Humidity

33%

Evening

Relative Humidity

56%

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

Scattered Clouds

Scattered Clouds

14°

Morning

Mostly Clear

Mostly Clear

17°

Noon

Mostly Clear

Mostly Clear

24°

Afternoon

Mostly Clear

Mostly Clear

26°

Evening

Mostly Clear

Mostly Clear

21°

Night

Mostly Clear

Mostly Clear

18°

Dawn

Southwestern

7km/h

Morning

Southwestern

6km/h

Noon

Southern

9km/h

Afternoon

Southern

11km/h

Evening

Southern

7km/h

Night

Southern

11km/h

Dawn

Relative Humidity

77%

Morning

Relative Humidity

55%

Noon

Relative Humidity

37%

Afternoon

Relative Humidity

38%

Evening

Relative Humidity

48%

Night

Relative Humidity

67%

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

16°

Morning

Scattered Clouds

Scattered Clouds

20°

Noon

Mostly Clear

Mostly Clear

29°

Afternoon

Clear

Clear

30°

Evening

Clear

Clear

24°

Night

Clear

Clear

15°

Dawn

Southern

12km/h

Morning

Southwestern

17km/h

Noon

Southwestern

24km/h

Afternoon

Southwestern

24km/h

Evening

Southwestern

14km/h

Night

Western

23km/h

Dawn

Relative Humidity

69%

Morning

Relative Humidity

57%

Noon

Relative Humidity

36%

Afternoon

Relative Humidity

32%

Evening

Relative Humidity

53%

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%

Dawn

Scattered Clouds

Scattered Clouds

Morning

Mostly Cloudy

Mostly Cloudy

10°

Noon

Partly Cloudy

Partly Cloudy

14°

Afternoon

Mostly Cloudy

Mostly Cloudy

15°

Evening

Mostly Cloudy

Mostly Cloudy

12°

Night

Overcast

Overcast

10°

Dawn

Northern

22km/h

Morning

Northern

20km/h

Noon

Northeastern

19km/h

Afternoon

Northeastern

17km/h

Evening

Eastern

15km/h

Night

Eastern

15km/h

Dawn

Relative Humidity

72%

Morning

Relative Humidity

59%

Noon

Relative Humidity

46%

Afternoon

Relative Humidity

42%

Evening

Relative Humidity

55%

Night

Relative Humidity

63%

Dawn

Precipitation Probability

0%

Morning

Precipitation Probability

0%

Noon

Precipitation Probability

0%

Afternoon

Precipitation Probability

0%

Evening

Precipitation Probability

0%

Night

Precipitation Probability

0%