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

Day

frost

-3°

Night

frost

-7°

Day

frost, snow showers at afternoon

-1°

Night

frost and snow showers and light fog at times

-8°

Day

frost

-1°

Night

frost

-5°

Day

frost at morning

Night

frost at dawn

-2°

Day

frost

-1°

Night

frost, chance for snow showers at dawn

-5°

Day

light fog and chance for snow showers, snow/rain mix at times

Night

light fog at evening

Day

generally scattered clouds with light fog at morning

Night

generally overcast with frost at dawn

Day

frost

Night

frost

-4°

Day

generally mostly cloudy with frost at morning

Night

frost

-1°

Dawn

Frost

Frost

-5°

Morning

Frost

Frost

-5°

Noon

Frost

Frost

-3°

Afternoon

Frost

Frost

-3°

Evening

Frost

Frost

-5°

Night

Frost

Frost

-7°

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.

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

Western

26km/h

Morning

North-west

24km/h

Noon

North-west

22km/h

Afternoon

North-west

19km/h

Evening

North-west

15km/h

Night

North-west

8km/h

Dawn

Relative Humidity

81%

Morning

Relative Humidity

73%

Noon

Relative Humidity

72%

Afternoon

Relative Humidity

73%

Evening

Relative Humidity

77%

Night

Relative Humidity

81%

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

-7°

Morning

Frost

Frost

-4°

Noon

Frost

Frost

-1°

Afternoon

Snowy

Snowy

-1°

Evening

Snowy

Snowy

-2°

Night

Snowy

Snowy

-3°

Day Snow is expected / Risk of slippery roads.

Snow is expected / Risk of slippery roads.

Night Snow is expected / Risk of slippery roads.

Snow is expected / Risk of slippery roads.

Dawn

Northeastern

6km/h

Morning

Southeastern

8km/h

Noon

Southeastern

6km/h

Afternoon

Eastern

2km/h

Evening

Eastern

3km/h

Night

Eastern

6km/h

Dawn

Relative Humidity

81%

Morning

Relative Humidity

77%

Noon

Relative Humidity

73%

Afternoon

Relative Humidity

74%

Evening

Relative Humidity

79%

Night

Relative Humidity

90%

Dawn

Precipitation Probability

0%

Morning

Precipitation Probability

0%

Noon

Precipitation Probability

0%

Afternoon

Precipitation Probability

78%

Evening

Precipitation Probability

98%

Night

Precipitation Probability

99%

Dawn

Mist - Light Fog

Mist - Light Fog

-8°

Morning

Frost

Frost

-5°

Noon

Frost

Frost

-2°

Afternoon

Frost

Frost

-1°

Evening

Frost

Frost

-5°

Night

Frost

Frost

-5°

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.

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

8km/h

Morning

North-west

7km/h

Noon

Western

7km/h

Afternoon

Western

7km/h

Evening

North-west

4km/h

Night

Southeastern

8km/h

Dawn

Relative Humidity

94%

Morning

Relative Humidity

88%

Noon

Relative Humidity

84%

Afternoon

Relative Humidity

81%

Evening

Relative Humidity

89%

Night

Relative Humidity

91%

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

-4°

Morning

Frost

Frost

-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 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

Southern

8km/h

Morning

Southern

8km/h

Noon

Southern

8km/h

Afternoon

Southern

6km/h

Evening

Southwestern

10km/h

Night

North-west

16km/h

Dawn

Relative Humidity

88%

Morning

Relative Humidity

73%

Noon

Relative Humidity

63%

Afternoon

Relative Humidity

62%

Evening

Relative Humidity

80%

Night

Relative Humidity

92%

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

-2°

Morning

Frost

Frost

-2°

Noon

Frost

Frost

-1°

Afternoon

Frost

Frost

-1°

Evening

Frost

Frost

-3°

Night

Frost

Frost

-5°

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.

Night Chance of snow / Risk of slippery roads.

Chance of snow / Risk of slippery roads.

Dawn

North-west

16km/h

Morning

North-west

10km/h

Noon

North-west

4km/h

Afternoon

Southern

6km/h

Evening

Southeastern

11km/h

Night

Southern

15km/h

Dawn

Relative Humidity

91%

Morning

Relative Humidity

81%

Noon

Relative Humidity

74%

Afternoon

Relative Humidity

71%

Evening

Relative Humidity

81%

Night

Relative Humidity

80%

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  with chance for Snow Showers

Mostly Cloudy with chance for Snow Showers

-5°

Morning

Mostly Cloudy  with chance for Snow Showers

Mostly Cloudy with chance for Snow Showers

-1°

Noon

Mostly Cloudy  with chance for Snow Showers

Mostly Cloudy with chance for Snow Showers

Afternoon

Mist - Light Fog

Mist - Light Fog

Evening

Mist - Light Fog

Mist - Light Fog

Night

Very Cold

Very Cold

Day Chance of snow / Risk of slippery roads.

Chance of snow / Risk of slippery roads.

Dawn

Southern

6km/h

Morning

Southern

8km/h

Noon

Southern

9km/h

Afternoon

Southwestern

8km/h

Evening

Southwestern

10km/h

Night

Southwestern

11km/h

Dawn

Relative Humidity

93%

Morning

Relative Humidity

95%

Noon

Relative Humidity

95%

Afternoon

Relative Humidity

92%

Evening

Relative Humidity

94%

Night

Relative Humidity

89%

Dawn

Precipitation Probability

35%

Morning

Precipitation Probability

35%

Noon

Precipitation Probability

33%

Afternoon

Precipitation Probability

0%

Evening

Precipitation Probability

0%

Night

Precipitation Probability

0%

Dawn

Mist - Light Fog

Mist - Light Fog

Morning

Mist - Light Fog

Mist - Light Fog

Noon

Mostly Cloudy

Mostly Cloudy

Afternoon

Scattered Clouds

Scattered Clouds

Evening

Mist - Light Fog

Mist - Light Fog

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

Southern

12km/h

Morning

Southern

14km/h

Noon

Southwestern

16km/h

Afternoon

Western

14km/h

Evening

North-west

15km/h

Night

North-west

16km/h

Dawn

Relative Humidity

96%

Morning

Relative Humidity

91%

Noon

Relative Humidity

79%

Afternoon

Relative Humidity

76%

Evening

Relative Humidity

94%

Night

Relative Humidity

87%

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

Frost

Frost

-1°

Noon

Frost

Frost

Afternoon

Frost

Frost

Evening

Frost

Frost

-2°

Night

Frost

Frost

-3°

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.

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

15km/h

Morning

Northern

14km/h

Noon

Northern

14km/h

Afternoon

Northern

14km/h

Evening

Northern

13km/h

Night

Northern

11km/h

Dawn

Relative Humidity

79%

Morning

Relative Humidity

68%

Noon

Relative Humidity

61%

Afternoon

Relative Humidity

63%

Evening

Relative Humidity

78%

Night

Relative Humidity

78%

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

-4°

Morning

Frost

Frost

-2°

Noon

Very Cold

Very Cold

Afternoon

Very Cold

Very Cold

Evening

Frost

Frost

-1°

Night

Frost

Frost

-1°

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

Very cold weather expected / Make sure to stay warm.

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

11km/h

Morning

Northeastern

4km/h

Noon

Northeastern

3km/h

Afternoon

Northeastern

5km/h

Evening

Eastern

8km/h

Night

Southeastern

10km/h

Dawn

Relative Humidity

77%

Morning

Relative Humidity

58%

Noon

Relative Humidity

48%

Afternoon

Relative Humidity

48%

Evening

Relative Humidity

64%

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%