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

Day

cold and clear

17°

Night

mostly clear to overcast

Day

overcast

21°

Night

mostly cloudy

14°

Day

generally overcast with chance for light rain at noon

20°

Night

overcast

15°

Day

chance for rain showers with thunderstorms

24°

Night

overcast

17°

Day

rain showers with thunderstorms

20°

Night

rain with thunderstorms heavy at times

15°

Day

chance for rain showers at times

21°

Night

overcast to mostly clear

Day

scattered clouds

12°

Night

cold and clear

Day

clear

15°

Night

clear

Day

clear

19°

Night

chance for rain showers till midnight

Dawn

Very Cold

Very Cold

Morning

Very Cold

Very Cold

Noon

Clear

Clear

16°

Afternoon

Scattered Clouds

Scattered Clouds

17°

Evening

Mostly Clear

Mostly Clear

12°

Night

Mostly Clear

Mostly Clear

Dawn

Southern

3km/h

Morning

Southern

6km/h

Noon

Southwestern

11km/h

Afternoon

Western

13km/h

Evening

Southwestern

5km/h

Night

Southern

6km/h

Dawn

Relative Humidity

68%

Morning

Relative Humidity

46%

Noon

Relative Humidity

30%

Afternoon

Relative Humidity

30%

Evening

Relative Humidity

44%

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

Overcast

Overcast

Morning

Overcast

Overcast

11°

Noon

Overcast

Overcast

21°

Afternoon

Overcast

Overcast

21°

Evening

Overcast

Overcast

17°

Night

Overcast

Overcast

15°

Dawn

Southern

6km/h

Morning

Southern

10km/h

Noon

Southern

17km/h

Afternoon

Southern

21km/h

Evening

Southern

19km/h

Night

Southern

18km/h

Dawn

Relative Humidity

67%

Morning

Relative Humidity

58%

Noon

Relative Humidity

39%

Afternoon

Relative Humidity

38%

Evening

Relative Humidity

54%

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

Overcast

Overcast

14°

Morning

Cloudy

Cloudy

16°

Noon

Chance for Light Rain

Chance for Light Rain

20°

Afternoon

Overcast

Overcast

19°

Evening

Overcast

Overcast

17°

Night

Overcast

Overcast

16°

Dawn

Southern

18km/h

Morning

Southwestern

14km/h

Noon

Western

16km/h

Afternoon

North-west

13km/h

Evening

Northern

7km/h

Night

Northern

7km/h

Dawn

Relative Humidity

65%

Morning

Relative Humidity

65%

Noon

Relative Humidity

59%

Afternoon

Relative Humidity

52%

Evening

Relative Humidity

66%

Night

Relative Humidity

76%

Dawn

Precipitation Probability

0%

Morning

Precipitation Probability

0%

Noon

Precipitation Probability

38%

Afternoon

Precipitation Probability

0%

Evening

Precipitation Probability

0%

Night

Precipitation Probability

0%

Dawn

Overcast

Overcast

15°

Morning

Thunderstorms

Thunderstorms

17°

Noon

Chance for Rain Showers

Chance for Rain Showers

21°

Afternoon

Chance for Thunderstorms

Chance for Thunderstorms

24°

Evening

Cloudy

Cloudy

20°

Night

Overcast

Overcast

18°

Dawn

Northeastern

8km/h

Morning

Eastern

14km/h

Noon

Eastern

14km/h

Afternoon

Eastern

11km/h

Evening

Eastern

9km/h

Night

Southeastern

12km/h

Dawn

Relative Humidity

82%

Morning

Relative Humidity

74%

Noon

Relative Humidity

71%

Afternoon

Relative Humidity

75%

Evening

Relative Humidity

87%

Night

Relative Humidity

88%

Dawn

Precipitation Probability

0%

Morning

Precipitation Probability

65%

Noon

Precipitation Probability

60%

Afternoon

Precipitation Probability

60%

Evening

Precipitation Probability

0%

Night

Precipitation Probability

0%

Dawn

Overcast

Overcast

17°

Morning

Chance for Thunderstorms

Chance for Thunderstorms

18°

Noon

Thunderstorms

Thunderstorms

20°

Afternoon

Thunderstorms

Thunderstorms

20°

Evening

Thunderstorms

Thunderstorms

19°

Night

Rainy

Rainy

17°

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 Heavy rain expected / Risk of possible increase of water levels on the roads and traffic jams.

Heavy rain expected / Risk of possible increase of water levels on the roads and traffic jams.

Dawn

Southern

11km/h

Morning

Southern

17km/h

Noon

Southern

18km/h

Afternoon

Southwestern

22km/h

Evening

Western

16km/h

Night

Western

18km/h

Dawn

Relative Humidity

92%

Morning

Relative Humidity

85%

Noon

Relative Humidity

65%

Afternoon

Relative Humidity

57%

Evening

Relative Humidity

83%

Night

Relative Humidity

88%

Dawn

Precipitation Probability

0%

Morning

Precipitation Probability

59%

Noon

Precipitation Probability

79%

Afternoon

Precipitation Probability

89%

Evening

Precipitation Probability

85%

Night

Precipitation Probability

85%

Dawn

Heavy Rain

Heavy Rain

15°

Morning

Chance for Rain Showers

Chance for Rain Showers

17°

Noon

Partly Cloudy

Partly Cloudy

21°

Afternoon

Partly Cloudy with  a chance for Light Rain

Partly Cloudy with a chance for Light Rain

20°

Evening

Overcast

Overcast

Night

Overcast

Overcast

Night 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

19km/h

Noon

North-west

19km/h

Afternoon

North-west

19km/h

Evening

North-west

17km/h

Night

North-west

17km/h

Dawn

Relative Humidity

66%

Morning

Relative Humidity

58%

Noon

Relative Humidity

49%

Afternoon

Relative Humidity

45%

Evening

Relative Humidity

43%

Night

Relative Humidity

46%

Dawn

Precipitation Probability

60%

Morning

Precipitation Probability

40%

Noon

Precipitation Probability

0%

Afternoon

Precipitation Probability

45%

Evening

Precipitation Probability

0%

Night

Precipitation Probability

0%

Dawn

Very Cold

Very Cold

Morning

Very Cold

Very Cold

Noon

Cloudy

Cloudy

11°

Afternoon

Scattered Clouds

Scattered Clouds

12°

Evening

Mostly Clear

Mostly Clear

Night

Mostly Clear

Mostly Clear

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

Very cold weather expected / Make sure to stay warm.

Dawn

North-west

15km/h

Morning

North-west

18km/h

Noon

North-west

17km/h

Afternoon

North-west

17km/h

Evening

Western

10km/h

Night

Southwestern

12km/h

Dawn

Relative Humidity

59%

Morning

Relative Humidity

49%

Noon

Relative Humidity

33%

Afternoon

Relative Humidity

32%

Evening

Relative Humidity

40%

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

Very Cold

Very Cold

Morning

Very Cold

Very Cold

Noon

Clear

Clear

14°

Afternoon

Clear

Clear

15°

Evening

Clear

Clear

11°

Night

Clear

Clear

Dawn

Southwestern

17km/h

Morning

Western

17km/h

Noon

North-west

16km/h

Afternoon

North-west

12km/h

Evening

Northern

5km/h

Night

Northeastern

6km/h

Dawn

Relative Humidity

55%

Morning

Relative Humidity

40%

Noon

Relative Humidity

30%

Afternoon

Relative Humidity

30%

Evening

Relative Humidity

48%

Night

Relative Humidity

55%

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

Clear

Clear

Morning

Clear

Clear

Noon

Clear

Clear

18°

Afternoon

Mostly Clear

Mostly Clear

19°

Evening

Chance for Rain Showers

Chance for Rain Showers

14°

Night

Chance for Rain Showers

Chance for Rain Showers

10°

Dawn

Southeastern

7km/h

Morning

Southeastern

8km/h

Noon

Southeastern

11km/h

Afternoon

Southeastern

11km/h

Evening

Southeastern

11km/h

Night

Southeastern

10km/h

Dawn

Relative Humidity

60%

Morning

Relative Humidity

47%

Noon

Relative Humidity

38%

Afternoon

Relative Humidity

37%

Evening

Relative Humidity

55%

Night

Relative Humidity

64%

Dawn

Precipitation Probability

0%

Morning

Precipitation Probability

0%

Noon

Precipitation Probability

0%

Afternoon

Precipitation Probability

0%

Evening

Precipitation Probability

25%

Night

Precipitation Probability

25%