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National Weather Service Forecast for: Watertown TN
Issued by: National Weather Service Nashville, TN
Updated: 7:52 pm CST Nov 7, 2026
 
Tonight

Tonight: Patchy fog after midnight. Patchy frost after midnight. Otherwise, clear, with a low around 31. Calm wind.
Low: 31 °F		 Sunday

Sunday: Patchy fog before 9am. Widespread frost, mainly before 7am. Otherwise, sunny, with a high near 60. Calm wind becoming west northwest around 5 mph.
High: 60 °F		 Sunday
Night
Sunday Night: Patchy fog before 2am, then areas of fog after 3am. Patchy frost after midnight. Otherwise, clear, with a low around 31. Calm wind.
Low: 31 °F		 Monday

Monday: Areas of fog before 9am. Widespread frost, mainly before 7am. Otherwise, sunny, with a high near 64. Calm wind becoming west northwest around 5 mph.
High: 64 °F		 Monday
Night
Monday Night: Areas of fog after 9pm. Patchy frost after 2am. Otherwise, clear, with a low around 32. Calm wind.
Low: 32 °F		 Tuesday

Tuesday: Areas of fog before 9am. Areas of frost before 7am. Otherwise, sunny, with a high near 67. Calm wind becoming west southwest around 5 mph.
High: 67 °F		 Tuesday
Night
Tuesday Night: Partly cloudy, with a low around 36. Calm wind.
Low: 36 °F		 Veterans
Day
Veterans Day: Mostly sunny, with a high near 66. Calm wind becoming southwest around 5 mph in the afternoon.
High: 66 °F		 Wednesday
Night
Wednesday Night: A chance of showers, with thunderstorms also possible after midnight. Mostly cloudy, with a low around 41. South southwest wind around 5 mph. Chance of precipitation is 50%.
Low: 41 °F
Patchy Frost
and Patchy
Fog
 Frost and
Patchy Fog
then Sunny
 Clear then
Patchy Frost
and Areas Fog
 Frost and
Areas Fog
then Sunny
 Areas Fog
then Patchy
Frost and
Areas Fog
 Areas Frost
and Areas Fog
then Sunny
 Partly Cloudy

 Mostly Sunny

 Chance
Showers

 

Tonight
 
 Patchy fog after midnight. Patchy frost after midnight. Otherwise, clear, with a low around 31. Calm wind.
Sunday
 
 Patchy fog before 9am. Widespread frost, mainly before 7am. Otherwise, sunny, with a high near 60. Calm wind becoming west northwest around 5 mph.
Sunday Night
 
 Patchy fog before 2am, then areas of fog after 3am. Patchy frost after midnight. Otherwise, clear, with a low around 31. Calm wind.
Monday
 
 Areas of fog before 9am. Widespread frost, mainly before 7am. Otherwise, sunny, with a high near 64. Calm wind becoming west northwest around 5 mph.
Monday Night
 
 Areas of fog after 9pm. Patchy frost after 2am. Otherwise, clear, with a low around 32. Calm wind.
Tuesday
 
 Areas of fog before 9am. Areas of frost before 7am. Otherwise, sunny, with a high near 67. Calm wind becoming west southwest around 5 mph.
Tuesday Night
 
 Partly cloudy, with a low around 36. Calm wind.
Veterans Day
 
 Mostly sunny, with a high near 66. Calm wind becoming southwest around 5 mph in the afternoon.
Wednesday Night
 
 A chance of showers, with thunderstorms also possible after midnight. Mostly cloudy, with a low around 41. South southwest wind around 5 mph. Chance of precipitation is 50%.
Thursday
 
 A 30 percent chance of showers, mainly before noon. Partly sunny, with a high near 59.
Thursday Night
 
 Partly cloudy, with a low around 32.
Friday
 
 Mostly sunny, with a high near 50.
Friday Night
 
 Partly cloudy, with a low around 27.
Saturday
 
 Sunny, with a high near 54.

 

Forecast from NOAA-NWS for Watertown TN.