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National Weather Service Forecast for: Watertown TN
Issued by: National Weather Service Nashville, TN
Updated: 1:31 am CDT Jun 14, 2026
 
Overnight

Overnight: Showers likely and possibly a thunderstorm.  Mostly cloudy, with a low around 71. Southwest wind around 5 mph.  Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Low: 71 °F
Sunday

Sunday: Showers and possibly a thunderstorm before 1pm, then showers and thunderstorms likely, mainly after 2pm.  High near 85. West southwest wind 5 to 15 mph, with gusts as high as 20 mph.  Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
High: 85 °F
Sunday
Night
Sunday Night: A 30 percent chance of showers and thunderstorms before 7pm.  Mostly cloudy, then gradually becoming mostly clear, with a low around 58. Northwest wind 5 to 10 mph becoming light north northwest  in the evening.
Low: 58 °F
Monday

Monday: Mostly sunny, with a high near 78. Calm wind becoming north around 5 mph in the afternoon.
High: 78 °F
Monday
Night
Monday Night: Partly cloudy, with a low around 56. North wind around 5 mph becoming calm.
Low: 56 °F
Tuesday

Tuesday: Sunny, with a high near 81. Calm wind becoming west around 5 mph in the afternoon.
High: 81 °F
Tuesday
Night
Tuesday Night: Partly cloudy, with a low around 61. Calm wind becoming south southwest around 5 mph after midnight.
Low: 61 °F
Wednesday

Wednesday: Mostly sunny, with a high near 86. South southwest wind 5 to 15 mph, with gusts as high as 25 mph.
High: 86 °F
Wednesday
Night
Wednesday Night: Partly cloudy, with a low around 73. South southwest wind 15 to 20 mph, with gusts as high as 30 mph.
Low: 73 °F
Showers
Likely
Showers then
T-storms
Likely
Chance
T-storms then
Partly Cloudy
Mostly Sunny

Partly Cloudy

Sunny

Partly Cloudy

Mostly Sunny

Partly Cloudy

 

Overnight
 
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 71. Southwest wind around 5 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday
 
Showers and possibly a thunderstorm before 1pm, then showers and thunderstorms likely, mainly after 2pm. High near 85. West southwest wind 5 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Sunday Night
 
A 30 percent chance of showers and thunderstorms before 7pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 58. Northwest wind 5 to 10 mph becoming light north northwest in the evening.
Monday
 
Mostly sunny, with a high near 78. Calm wind becoming north around 5 mph in the afternoon.
Monday Night
 
Partly cloudy, with a low around 56. North wind around 5 mph becoming calm.
Tuesday
 
Sunny, with a high near 81. Calm wind becoming west around 5 mph in the afternoon.
Tuesday Night
 
Partly cloudy, with a low around 61. Calm wind becoming south southwest around 5 mph after midnight.
Wednesday
 
Mostly sunny, with a high near 86. South southwest wind 5 to 15 mph, with gusts as high as 25 mph.
Wednesday Night
 
Partly cloudy, with a low around 73. South southwest wind 15 to 20 mph, with gusts as high as 30 mph.
Thursday
 
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1pm. High near 88. Chance of precipitation is 80%.
Thursday Night
 
Showers and possibly a thunderstorm. Low around 68. Chance of precipitation is 90%.
Juneteenth
 
Showers and thunderstorms likely. Partly sunny, with a high near 81. Chance of precipitation is 60%.
Friday Night
 
Mostly cloudy, with a low around 62.
Saturday
 
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 84.

 

Forecast from NOAA-NWS for Watertown TN.