Tennessee weather by county

Tennessee in September 2026

• 95 of 95 counties ran at least 1° warmer than usual in September 2026, and 0 ran at least 1° cooler.
• Warmest against its own records: Benton County (1st-warmest September of 132). Even the least warm, Sullivan County, had its 8th-warmest.
• Wettest September against its records: Johnson County, 3.4 inches (62nd-wettest).
• 47 of 95 counties were in moderate drought or worse on NOAA's Palmer reading for September.
• Since 1970 the state's counties have warmed about 0.5° per decade on average, Cheatham County the most at 0.6°.

This week's forecast against the usual, and every month since 1895, for all 95 counties in Tennessee. 95 had a top-10 warm September in 2026.

• Anderson County 2nd warmest Sep
• Bedford County 2nd warmest Sep
• Benton County 1st warmest Sep
• Bledsoe County 3rd warmest Sep
• Blount County 6th warmest Sep
• Bradley County 6th warmest Sep
• Campbell County 2nd warmest Sep
• Cannon County 3rd warmest Sep
• Carroll County 2nd warmest Sep
• Carter County 7th warmest Sep
• Cheatham County 2nd warmest Sep
• Chester County 2nd warmest Sep
• Claiborne County 2nd warmest Sep
• Clay County 3rd warmest Sep
• Cocke County 7th warmest Sep
• Coffee County 2nd warmest Sep
• Crockett County 2nd warmest Sep
• Cumberland County 3rd warmest Sep
• Davidson County 2nd warmest Sep
• Decatur County 3rd warmest Sep
• DeKalb County 3rd warmest Sep
• Dickson County 2nd warmest Sep
• Dyer County 2nd warmest Sep
• Fayette County 2nd warmest Sep
• Fentress County 3rd warmest Sep
• Franklin County 3rd warmest Sep
• Gibson County 2nd warmest Sep
• Giles County 3rd warmest Sep
• Grainger County 3rd warmest Sep
• Greene County 7th warmest Sep
• Grundy County 2nd warmest Sep
• Hamblen County 6th warmest Sep
• Hamilton County 6th warmest Sep
• Hancock County 5th warmest Sep
• Hardeman County 2nd warmest Sep
• Hardin County 3rd warmest Sep
• Hawkins County 7th warmest Sep
• Haywood County 2nd warmest Sep
• Henderson County 2nd warmest Sep
• Henry County 1st warmest Sep
• Hickman County 3rd warmest Sep
• Houston County 1st warmest Sep
• Humphreys County 2nd warmest Sep
• Jackson County 3rd warmest Sep
• Jefferson County 7th warmest Sep
• Johnson County 6th warmest Sep
• Knox County 3rd warmest Sep
• Lake County 1st warmest Sep
• Lauderdale County 1st warmest Sep
• Lawrence County 4th warmest Sep
• Lewis County 3rd warmest Sep
• Lincoln County 3rd warmest Sep
• Loudon County 2nd warmest Sep
• Macon County 2nd warmest Sep
• Madison County 2nd warmest Sep
• Marion County 3rd warmest Sep
• Marshall County 2nd warmest Sep
• Maury County 3rd warmest Sep
• McMinn County 4th warmest Sep
• McNairy County 2nd warmest Sep
• Meigs County 4th warmest Sep
• Monroe County 4th warmest Sep
• Montgomery County 1st warmest Sep
• Moore County 2nd warmest Sep
• Morgan County 2nd warmest Sep
• Obion County 2nd warmest Sep
• Overton County 3rd warmest Sep
• Perry County 3rd warmest Sep
• Pickett County 2nd warmest Sep
• Polk County 6th warmest Sep
• Putnam County 3rd warmest Sep
• Rhea County 3rd warmest Sep
• Roane County 2nd warmest Sep
• Robertson County 2nd warmest Sep
• Rutherford County 2nd warmest Sep
• Scott County 2nd warmest Sep
• Sequatchie County 2nd warmest Sep
• Sevier County 7th warmest Sep
• Shelby County 1st warmest Sep
• Smith County 3rd warmest Sep
• Stewart County 1st warmest Sep
• Sullivan County 8th warmest Sep
• Sumner County 2nd warmest Sep
• Tipton County 1st warmest Sep
• Trousdale County 2nd warmest Sep
• Unicoi County 7th warmest Sep
• Union County 2nd warmest Sep
• Van Buren County 3rd warmest Sep
• Warren County 3rd warmest Sep
• Washington County 8th warmest Sep
• Wayne County 4th warmest Sep
• Weakley County 1st warmest Sep
• White County 4th warmest Sep
• Williamson County 2nd warmest Sep
• Wilson County 2nd warmest Sep

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