Weather WorldPetersburg, TN 7-Day Weather Forecast
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Petersburg Weather Forecast
Petersburg, TN Weather Forecast Date: 527 PM CST Tue Mar 03 2026
Weather forecast for Petersburg, TN
Tonight Lo: 59°F Lo: 15°C |
Tonight... Mostly cloudy, then becoming partly cloudy late this evening, then becoming mostly cloudy. Lows in the upper 50s. South winds around 10 mph. |
Wed Hi: 79°FHi: 26°C Lo: 59°F Lo: 15°C |
Wednesday... Mostly cloudy. Highs in the upper 70s. South winds around 10 mph. |
| Thu Hi: 79°FHi: 26°C Lo: 59°F Lo: 15°C |
Thursday... Mostly cloudy. Highs in the upper 70s. South winds around 10 mph. |
Fri Hi: 81°FHi: 27°C Lo: 61°F Lo: 16°C |
Friday... Mostly sunny in the morning, then partly cloudy with a chance of showers and a slight chance of thunderstorms in the afternoon. Highs in the lower 80s. Chance of rain 30%. |
| Sat Hi: 79°FHi: 26°C Lo: 59°F Lo: 15°C |
Saturday... Mostly cloudy. A chance of showers in the morning, then showers and a chance of thunderstorms in the afternoon. Highs in the upper 70s. Chance of rain 80%. |
Sun Hi: 71°FHi: 22°C Lo: 59°F Lo: 15°C |
Sunday... Showers likely. Highs in the lower 70s. Lows in the upper 50s. Chance of rain 70%. |
| Mon Hi: 75°FHi: 24°C Lo: 60°F Lo: 16°C |
Monday... Showers likely. Highs in the mid 70s. Chance of rain 60%. |
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