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St Augustine Weather Forecast
St Augustine, FL Weather Forecast Date: 402 AM EDT Sat Sep 05 2026
Weather forecast for St Augustine, FL
Today Hi: 89°FHi: 32°C Lo: 75°F Lo: 24°C |
Today... Partly sunny with a chance of showers and thunderstorms. Highs in the upper 80s. Southwest winds 5 to 10 mph. Chance of rain 50%. |
| Sun Hi: 91°FHi: 33°C Lo: 75°F Lo: 24°C |
Sunday... Mostly sunny. Showers likely with a chance of thunderstorms in the afternoon. Highs in the lower 90s. Southwest winds 5 to 10 mph. Chance of rain 70%. Heat index values up to 107. |
| Labor Day Hi: 89°FHi: 32°C Lo: 75°F Lo: 24°C |
Labor Day... Showers likely with a slight chance of thunderstorms in the morning, then showers with thunderstorms likely in the afternoon. Highs in the upper 80s. Temperature falling into the lower 80s in the afternoon. Northwest winds around 5 mph, becoming northeast in the afternoon. Chance of rain 80%. |
| Tue Hi: 85°FHi: 29°C Lo: 75°F Lo: 24°C |
Tuesday... Showers likely with a chance of thunderstorms. Highs in the mid 80s. Lows in the mid 70s. Chance of rain 70%. |
| Wed Hi: 85°FHi: 29°C Lo: 75°F Lo: 24°C |
Wednesday... Partly sunny with a chance of showers. A slight chance of thunderstorms in the morning, then a chance of thunderstorms in the afternoon. Highs in the mid 80s. Chance of rain 50%. |
| Thu Hi: 85°FHi: 29°C Lo: 75°F Lo: 24°C |
Thursday... Partly cloudy. A chance of showers and thunderstorms. Highs in the mid 80s. Lows in the mid 70s. Chance of rain 40%. |
| Fri Hi: 90°FHi: 32°C |
Friday... Mostly sunny. A chance of showers and thunderstorms in the afternoon. Highs around 90. Chance of rain 30%. |
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