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Johnston Lake, GA 7-Day Weather Forecast
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Johnston Lake Weather Forecast
Johnston Lake, GA Weather Forecast Date: 500 AM EDT Sat Aug 15 2026
Weather forecast for Johnston Lake, GA
Today Hi: 91°FHi: 33°C Lo: 75°F Lo: 24°C |
Today... Mostly sunny. A slight chance of showers and thunderstorms this afternoon. Highs in the lower 90s. Light northwest winds. Chance of rain 20%. Heat index values up to 106. |
Sun Hi: 95°FHi: 35°C Lo: 75°F Lo: 24°C |
Sunday... Sunny. Highs in the mid 90s. Light west winds. Heat index values up to 105. |
| Mon Hi: 99°FHi: 37°C Lo: 75°F Lo: 24°C |
Monday... Sunny. A chance of showers and thunderstorms in the afternoon. Highs in the upper 90s. West winds 5 to 10 mph. Chance of rain 30%. Heat index values up to 109. |
| Tue Hi: 91°FHi: 33°C Lo: 71°F Lo: 22°C |
Tuesday... Sunny. Highs in the lower 90s. Heat index values up to 105. |
| Wed Hi: 95°FHi: 35°C Lo: 75°F Lo: 24°C |
Wednesday... Sunny. Highs in the mid 90s. Heat index values up to 105. |
| Thu Hi: 91°FHi: 33°C Lo: 70°F Lo: 21°C |
Thursday... Mostly sunny. A slight chance of showers and thunderstorms in the morning, then a chance of showers and thunderstorms in the afternoon. Highs in the lower 90s. Chance of rain 40%. |
| Fri Hi: 90°FHi: 32°C |
Friday... Mostly sunny. A slight chance of showers and thunderstorms in the afternoon. Highs around 90. Chance of rain 20%. |
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