Weather in St. Louis, Missouri, United States

7-Day Detailed Weather Forecast for St. Louis

Overnight

Temperature: 75°F

Wind Speed: 3 mph

Wind Direction: SE

Forecast: Showers and thunderstorms. Mostly cloudy, with a low around 75. Southeast wind around 3 mph. Chance of precipitation is 90%.

Monday

Temperature: 93°F

Wind Speed: 5 mph

Wind Direction: SE

Forecast: Showers and thunderstorms likely before 8am, then a chance of showers and thunderstorms between 8am and 10am, then a chance of showers and thunderstorms between 10am and 11am, then a slight chance of showers and thunderstorms between 11am and 5pm. Partly sunny, with a high near 93. Heat index values as high as 107. Southeast wind around 5 mph. Chance of precipitation is 70%.

Monday Night

Temperature: 77°F

Wind Speed: 6 mph

Wind Direction: E

Forecast: A slight chance of showers and thunderstorms between 7pm and 1am. Partly cloudy, with a low around 77. Heat index values as high as 103. East wind around 6 mph. Chance of precipitation is 20%.

Tuesday

Temperature: 97°F

Wind Speed: 6 mph

Wind Direction: SE

Forecast: Mostly sunny, with a high near 97. Heat index values as high as 112. Southeast wind around 6 mph.

Tuesday Night

Temperature: 77°F

Wind Speed: 2 to 6 mph

Wind Direction: SE

Forecast: Mostly clear, with a low around 77. Southeast wind 2 to 6 mph.

Wednesday

Temperature: 98°F

Wind Speed: 2 to 6 mph

Wind Direction: S

Forecast: Sunny, with a high near 98.

Wednesday Night

Temperature: 78°F

Wind Speed: 6 mph

Wind Direction: S

Forecast: Mostly clear, with a low around 78.

Thursday

Temperature: 98°F

Wind Speed: 2 to 7 mph

Wind Direction: S

Forecast: Mostly sunny, with a high near 98.

Thursday Night

Temperature: 78°F

Wind Speed: 6 mph

Wind Direction: S

Forecast: Mostly clear, with a low around 78.

Friday

Temperature: 98°F

Wind Speed: 3 to 7 mph

Wind Direction: S

Forecast: A slight chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 98. Chance of precipitation is 20%.

Friday Night

Temperature: 77°F

Wind Speed: 6 mph

Wind Direction: S

Forecast: A slight chance of showers and thunderstorms. Partly cloudy, with a low around 77. Chance of precipitation is 20%.

Saturday

Temperature: 96°F

Wind Speed: 6 mph

Wind Direction: S

Forecast: A chance of showers and thunderstorms. Mostly sunny, with a high near 96. Chance of precipitation is 30%.

Saturday Night

Temperature: 77°F

Wind Speed: 2 to 6 mph

Wind Direction: S

Forecast: A chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 77. Chance of precipitation is 30%.

Sunday

Temperature: 98°F

Wind Speed: 2 to 6 mph

Wind Direction: SW

Forecast: A slight chance of showers and thunderstorms after 1pm. Sunny, with a high near 98. Chance of precipitation is 20%.