10-Day Weather Forecast - Saint Louis, MO

Mostly sunny. Highs in the lower 80s. North winds 5 to 10 mph.

Partly cloudy in the evening then clearing. Lows in the lower 60s. Northeast winds 5 to 10 mph.

Sunny. Highs in the lower 80s. Northeast winds around 5 mph.

Partly cloudy. Lows in the lower 60s. East winds around 5 mph.

Partly sunny in the morning then becoming mostly cloudy. A chance of showers and thunderstorms. Highs in the upper 70s. Chance of rain 50 percent.

Mostly cloudy with a slight chance of showers and thunderstorms. Lows in the mid 60s. Chance of rain 20 percent.

Mostly sunny. A slight chance of showers and thunderstorms in the morning. Highs in the upper 80s. Chance of rain 20 percent.

Mostly clear. Hot. Lows around 70. Highs in the mid 90s. Heat index values up to 110.

Mostly clear. Hot. Lows around 70. Highs in the mid 90s. Heat index values up to 110.

Mostly clear. Lows in the upper 70s. Heat index values up to 110 early in the evening.

Mostly sunny. Hot with highs in the upper 90s. Heat index values up to 110.

Mostly clear with a slight chance of showers and thunderstorms. Lows in the mid 70s. Chance of rain 20 percent. Heat index values up to 110 early in the evening.

Sunny. Highs in the lower 90s.

Clear. Low temperature around 73F. Dew point will be around 67F with an average humidity of 66%. Winds will be 2 mph from the E.

Mostly sunny with widely scattered thunderstorms. Chance of storms 25%. High temperature around 87F. Dew point will be around 66F with an average humidity of 58%. Winds will be 1 mph from the E.

Clear with widely scattered thunderstorms. Chance of storms 25%. Low temperature around 72F. Dew point will be around 65F with an average humidity of 63%. Winds will be 0 mph from the SE.

Sunny. High temperature around 91F. Dew point will be around 66F with an average humidity of 54%. Winds will be 1 mph from the SW.

Clear. Low temperature around 73F. Dew point will be around 66F with an average humidity of 63%. Winds will be 1 mph from the SE.