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Lake St. Charles, FL 7-Day Weather Forecast
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Lake St. Charles Weather Forecast
Lake St. Charles, FL Weather Forecast Date: 327 AM EDT Fri Aug 14 2026
Weather forecast for Lake St. Charles, FL
Today Hi: 95°FHi: 35°C Lo: 75°F Lo: 24°C |
Today... Sunny. Scattered showers with isolated thunderstorms this afternoon. Highs in the mid 90s. Light and variable winds, becoming northeast around 5 mph this afternoon. Chance of rain 40%. Heat index values up to 109. |
| Sat Hi: 99°FHi: 37°C Lo: 75°F Lo: 24°C |
Saturday... Sunny. Isolated showers and thunderstorms in the afternoon. Humid with highs in the upper 90s. Southeast winds around 5 mph. Chance of rain 20%. Heat index values up to 109. |
| Sun Hi: 99°FHi: 37°C Lo: 75°F Lo: 24°C |
Sunday... Sunny. Isolated showers and thunderstorms in the afternoon. Humid with highs in the upper 90s. Southwest winds around 5 mph. Chance of rain 20%. Heat index values up to 110. |
Mon Hi: 99°FHi: 37°C Lo: 75°F Lo: 24°C |
Monday... Mostly clear. Highs in the upper 90s. Lows in the mid 70s. |
| Tue Hi: 99°FHi: 37°C Lo: 79°F Lo: 26°C |
Tuesday... Sunny with isolated thunderstorms. Isolated showers in the morning, then scattered showers in the afternoon. Highs in the upper 90s. Chance of rain 50%. Heat index values up to 110. |
| Wed Hi: 95°FHi: 35°C Lo: 79°F Lo: 26°C |
Wednesday... Sunny with isolated thunderstorms. Isolated showers in the morning, then scattered showers in the afternoon. Highs in the mid 90s. Chance of rain 40%. Heat index values up to 110. |
Thu Hi: 95°FHi: 35°C Lo: 79°F Lo: 26°C |
Thursday... Partly cloudy. Scattered showers with isolated thunderstorms. Lows in the upper 70s. Highs in the mid 90s. Chance of rain 40%. |
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