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Town of Decatur, TennesseeDecatur, TN 7-Day Weather Forecast
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Decatur Weather Forecast
Decatur, TN Weather Forecast Date: 706 AM EDT Fri Oct 09 2026
Weather forecast for Decatur, TN
Today Hi: 81°FHi: 27°C Lo: 59°F Lo: 15°C |
Today... Mostly cloudy. Highs in the lower 80s. Light winds. |
Sat Hi: 71°FHi: 22°C Lo: 61°F Lo: 16°C |
Saturday... A slight chance of thunderstorms in the morning. Showers. A chance of thunderstorms in the afternoon. Highs in the lower 70s. Northeast winds 5 to 15 mph with gusts up to 30 mph. Chance of rain near 100%. |
Sun Hi: 71°FHi: 22°C Lo: 59°F Lo: 15°C |
Sunday... Mostly cloudy in the morning, then becoming partly sunny. A 50% chance of showers. Highs in the lower 70s. South winds 5 to 15 mph with gusts up to 30 mph. |
Columbus Day Hi: 81°FHi: 27°C Lo: 59°F Lo: 15°C |
Columbus Day... Sunny. Highs in the lower 80s. |
| Tue Hi: 85°FHi: 29°C Lo: 60°F Lo: 16°C |
Tuesday... Sunny. Highs in the mid 80s. |
| Wed Hi: 85°FHi: 29°C Lo: 59°F Lo: 15°C |
Wednesday... Sunny. Highs in the mid 80s. |
| Thu Hi: 85°FHi: 29°C |
Thursday... Sunny. Highs in the mid 80s. |
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