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National Weather Service Forecast for: Watertown TN
Issued by: National Weather Service Nashville, TN
Updated: 1:31 am CDT Aug 24, 2026
 
Today

Today: Sunny, with a high near 86. Calm wind becoming north northwest around 5 mph in the afternoon.
High: 86 °F
Tonight

Tonight: Mostly clear, with a low around 61. North northeast wind around 5 mph becoming calm.
Low: 61 °F
Tuesday

Tuesday: Sunny, with a high near 88. Calm wind becoming northeast around 5 mph.
High: 88 °F
Tuesday
Night
Tuesday Night: Mostly clear, with a low around 63. Calm wind.
Low: 63 °F
Wednesday

Wednesday: A slight chance of showers, with thunderstorms also possible after 1pm.  Mostly sunny, with a high near 90. Calm wind becoming southwest around 5 mph.  Chance of precipitation is 20%.
High: 90 °F
Wednesday
Night
Wednesday Night: A 30 percent chance of showers.  Partly cloudy, with a low around 68. Calm wind.
Low: 68 °F
Thursday

Thursday: A 20 percent chance of showers and thunderstorms after 1pm.  Mostly sunny, with a high near 89. Calm wind becoming west southwest around 5 mph in the afternoon.
High: 89 °F
Thursday
Night
Thursday Night: Partly cloudy, with a low around 66. Calm wind.
Low: 66 °F
Friday

Friday: Sunny, with a high near 88. Calm wind becoming north around 5 mph in the afternoon.
High: 88 °F
Sunny

Mostly Clear

Sunny

Mostly Clear

Slight Chance
Showers then
Slight Chance
T-storms
Chance
Showers

Mostly Sunny
then Slight
Chance
T-storms
Partly Cloudy

Sunny

 

Today
 
Sunny, with a high near 86. Calm wind becoming north northwest around 5 mph in the afternoon.
Tonight
 
Mostly clear, with a low around 61. North northeast wind around 5 mph becoming calm.
Tuesday
 
Sunny, with a high near 88. Calm wind becoming northeast around 5 mph.
Tuesday Night
 
Mostly clear, with a low around 63. Calm wind.
Wednesday
 
A slight chance of showers, with thunderstorms also possible after 1pm. Mostly sunny, with a high near 90. Calm wind becoming southwest around 5 mph. Chance of precipitation is 20%.
Wednesday Night
 
A 30 percent chance of showers. Partly cloudy, with a low around 68. Calm wind.
Thursday
 
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 89. Calm wind becoming west southwest around 5 mph in the afternoon.
Thursday Night
 
Partly cloudy, with a low around 66. Calm wind.
Friday
 
Sunny, with a high near 88. Calm wind becoming north around 5 mph in the afternoon.
Friday Night
 
Mostly clear, with a low around 66.
Saturday
 
Sunny, with a high near 90.
Saturday Night
 
Mostly clear, with a low around 68.
Sunday
 
Sunny, with a high near 91.

 

Forecast from NOAA-NWS for Watertown TN.