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National Weather Service Forecast for: Watertown TN
Issued by: National Weather Service Nashville, TN
Updated: 1:31 am CDT Jul 29, 2026
 
Today

Today: Sunny, with a high near 88. Light north wind increasing to 5 to 10 mph in the afternoon.
High: 88 °F		 Tonight

Tonight: Mostly clear, with a low around 65. North northeast wind around 5 mph.
Low: 65 °F		 Thursday

Thursday: Sunny, with a high near 85. Northeast wind 5 to 10 mph.
High: 85 °F		 Thursday
Night
Thursday Night: Mostly clear, with a low around 63. North northeast wind around 5 mph becoming calm.
Low: 63 °F		 Friday

Friday: Mostly sunny, with a high near 88. Calm wind.
High: 88 °F		 Friday
Night
Friday Night: Showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 69. Calm wind becoming south around 5 mph after midnight. Chance of precipitation is 60%.
Low: 69 °F		 Saturday

Saturday: Showers and possibly a thunderstorm. High near 85. South wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.
High: 85 °F		 Saturday
Night
Saturday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 68. South southwest wind 5 to 10 mph. Chance of precipitation is 70%.
Low: 68 °F		 Sunday

Sunday: A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 83. Southwest wind 5 to 10 mph. Chance of precipitation is 60%.
High: 83 °F
Sunny

 Mostly Clear

 Sunny

 Mostly Clear

 Mostly Sunny

 Mostly Cloudy
then Showers
Likely
 Showers

 Showers
Likely

 Chance
Showers then
Showers
Likely

 

Today
 
 Sunny, with a high near 88. Light north wind increasing to 5 to 10 mph in the afternoon.
Tonight
 
 Mostly clear, with a low around 65. North northeast wind around 5 mph.
Thursday
 
 Sunny, with a high near 85. Northeast wind 5 to 10 mph.
Thursday Night
 
 Mostly clear, with a low around 63. North northeast wind around 5 mph becoming calm.
Friday
 
 Mostly sunny, with a high near 88. Calm wind.
Friday Night
 
 Showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 69. Calm wind becoming south around 5 mph after midnight. Chance of precipitation is 60%.
Saturday
 
 Showers and possibly a thunderstorm. High near 85. South wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.
Saturday Night
 
 Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 68. South southwest wind 5 to 10 mph. Chance of precipitation is 70%.
Sunday
 
 A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 83. Southwest wind 5 to 10 mph. Chance of precipitation is 60%.
Sunday Night
 
 A 20 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 67.
Monday
 
 A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 85.
Monday Night
 
 A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 68.
Tuesday
 
 Showers and thunderstorms likely. Mostly sunny, with a high near 86. Chance of precipitation is 60%.

 

Forecast from NOAA-NWS for Watertown TN.