USA / Saint Louis
Friday, July 17, 2026

Saint Louis, US

scattered clouds

79°
Feels like 79°
H: 82° L: 76°
scattered clouds
🍃

Smart Outdoor Advice

Perfect weather for outdoor activities! Enjoy the comfortable conditions.

Hourly Forecast

3 AM

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79°

87%

6 AM

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79°

85%

9 AM

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78°

89%

12 PM

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76°

94%

3 PM

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88°

71%

6 PM

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89°

52%

9 PM

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91°

56%

12 AM

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89°

66%

Air Quality Index

1

Good

Air quality index is good in Saint Louis.

PM2.5

4.3

PM10

4.3

O₃

30

NO₂

1.6

CO

128

Verified Station: KSTL

Official METAR Observation

From St. Louis Lambert International Airport, MO

80°F

Mostly Cloudy

Wind

Southwest at 5.8 MPH (5 KT)

Pressure

30.05 inHg

Humidity

82%

Last Update

Last Update on Jul 16 2026, 8:51 pm CDT

Data Source: NOAA's National Weather Service

Humidity

87%

Dew Point

76°

Wind Speed

2mph

Gusts

3mph

Sunrise

10:49 AM

Sunset

01:25 AM

Pressure

1016hPa

Visibility

6.2mi

5-Day Extended Outlook

Fri, Jul 17

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88°

few clouds

91° 76°

Sat, Jul 18

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75°

clear sky

95° 75°

Sun, Jul 19

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75°

light rain

96° 75°

Mon, Jul 20

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75°

scattered clouds

99° 75°

Tue, Jul 21

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82°

few clouds

99° 81°

Wed, Jul 22

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82°

broken clouds

82° 82°

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Weather Details for Saint Louis, US

What is the weather in Saint Louis?

The current weather in Saint Louis is scattered clouds. Local conditions are updated in real-time to provide the most accurate Saint Louis weather data.

What is the temperature in Saint Louis?

The current temperature in Saint Louis is 79°F (26°C). Looking for the Saint Louis temperature today? Expect a high of 82°F and a low of 76°F.

Is there a weather forecast for Saint Louis?

Yes, our Saint Louis forecast weather includes a detailed 5-day outlook and hourly updates. Stay informed about Saint Louis humidity, wind speeds, and barometric pressure.

Current Conditions & Alerts

Monitor Saint Louis current weather including visibility of 6.2 miles and atmospheric pressure of 1016 hPa.