Saint Charles Weather

Current Conditions

A few clouds

A few clouds

87°F
(31°C)

Wind

From the WSW at 15 mph

Humidity

59

Pressure

30.08 in (1019 HPa)

Visibility

10 miles

Observed at: St Louis, Lambert Field, 10:51 am EDT.

Saint Charles Weather Forecast for Today

Today

High:
97°F
(36°C)

A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 97. Heat index values as high as 104. Southwest wind around 10 mph.

Tonight

Mostly clear

Mostly clear

Low:
79°F
(26°C)

Mostly clear, with a low around 79. South wind 7 to 9 mph.