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National Weather Service Forecast for: Watertown TN
Issued by: National Weather Service Nashville, TN
Updated: 6:11 am CDT Aug 28, 2026
 
Today

Today: Sunny, with a high near 88. North wind around 5 mph.
High: 88 °F
Tonight

Tonight: Clear, with a low around 65. North wind around 5 mph becoming calm  in the evening.
Low: 65 °F
Saturday

Saturday: Sunny, with a high near 91. Calm wind becoming northeast around 5 mph.
High: 91 °F
Saturday
Night
Saturday Night: Mostly clear, with a low around 70. Calm wind becoming south southeast around 5 mph.
Low: 70 °F
Sunday

Sunday: Sunny, with a high near 91. South wind around 5 mph.
High: 91 °F
Sunday
Night
Sunday Night: Mostly clear, with a low around 70. Calm wind becoming south southeast around 5 mph.
Low: 70 °F
Monday

Monday: Sunny, with a high near 92. South southwest wind around 5 mph.
High: 92 °F
Monday
Night
Monday Night: Mostly clear, with a low around 70. Calm wind becoming south around 5 mph.
Low: 70 °F
Tuesday

Tuesday: Sunny, with a high near 93. Southwest wind around 5 mph.
High: 93 °F
Sunny
Clear
Sunny
Mostly Clear
Sunny
Mostly Clear
Sunny
Mostly Clear
Sunny

 

Today
 
Sunny, with a high near 88. North wind around 5 mph.
Tonight
 
Clear, with a low around 65. North wind around 5 mph becoming calm in the evening.
Saturday
 
Sunny, with a high near 91. Calm wind becoming northeast around 5 mph.
Saturday Night
 
Mostly clear, with a low around 70. Calm wind becoming south southeast around 5 mph.
Sunday
 
Sunny, with a high near 91. South wind around 5 mph.
Sunday Night
 
Mostly clear, with a low around 70. Calm wind becoming south southeast around 5 mph.
Monday
 
Sunny, with a high near 92. South southwest wind around 5 mph.
Monday Night
 
Mostly clear, with a low around 70. Calm wind becoming south around 5 mph.
Tuesday
 
Sunny, with a high near 93. Southwest wind around 5 mph.
Tuesday Night
 
Mostly clear, with a low around 72.
Wednesday
 
Sunny, with a high near 94.
Wednesday Night
 
Mostly clear, with a low around 72.
Thursday
 
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 95.

 

Forecast from NOAA-NWS for Watertown TN.