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National Weather Service Forecast for: Watertown TN
Issued by: National Weather Service Nashville, TN
Updated: 1:31 am CDT May 11, 2026
 
Overnight

Overnight: Showers likely, mainly after 4am. Cloudy, with a low around 55. North wind around 5 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Low: 55 °F		 Monday

Monday: Showers likely, mainly before 8am. Cloudy through mid morning, then gradual clearing, with a high near 73. North wind 5 to 10 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
High: 73 °F		 Monday
Night
Monday Night: Mostly clear, with a low around 46. North wind around 5 mph becoming calm in the evening.
Low: 46 °F		 Tuesday

Tuesday: Sunny, with a high near 78. Calm wind.
High: 78 °F		 Tuesday
Night
Tuesday Night: Mostly clear, with a low around 54. Calm wind becoming south southwest around 5 mph after midnight.
Low: 54 °F		 Wednesday

Wednesday: Mostly sunny, with a high near 79. South southwest wind 5 to 10 mph becoming west northwest in the afternoon. Winds could gust as high as 20 mph.
High: 79 °F		 Wednesday
Night
Wednesday Night: Clear, with a low around 49. Northwest wind 5 to 10 mph becoming light north in the evening.
Low: 49 °F		 Thursday

Thursday: Sunny, with a high near 72. Light north wind increasing to 5 to 10 mph in the morning.
High: 72 °F		 Thursday
Night
Thursday Night: Clear, with a low around 47. North wind around 5 mph becoming calm.
Low: 47 °F
Showers
Likely
 Showers
Likely then
Mostly Sunny
 Mostly Clear

 Sunny

 Mostly Clear

 Mostly Sunny

 Clear

 Sunny

 Clear

 

Overnight
 
 Showers likely, mainly after 4am. Cloudy, with a low around 55. North wind around 5 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Monday
 
 Showers likely, mainly before 8am. Cloudy through mid morning, then gradual clearing, with a high near 73. North wind 5 to 10 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
 
 Mostly clear, with a low around 46. North wind around 5 mph becoming calm in the evening.
Tuesday
 
 Sunny, with a high near 78. Calm wind.
Tuesday Night
 
 Mostly clear, with a low around 54. Calm wind becoming south southwest around 5 mph after midnight.
Wednesday
 
 Mostly sunny, with a high near 79. South southwest wind 5 to 10 mph becoming west northwest in the afternoon. Winds could gust as high as 20 mph.
Wednesday Night
 
 Clear, with a low around 49. Northwest wind 5 to 10 mph becoming light north in the evening.
Thursday
 
 Sunny, with a high near 72. Light north wind increasing to 5 to 10 mph in the morning.
Thursday Night
 
 Clear, with a low around 47. North wind around 5 mph becoming calm.
Friday
 
 Sunny, with a high near 80.
Friday Night
 
 Partly cloudy, with a low around 59.
Saturday
 
 A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 88.
Saturday Night
 
 Partly cloudy, with a low around 63.
Sunday
 
 A 20 percent chance of showers and thunderstorms. Sunny, with a high near 90.

 

Forecast from NOAA-NWS for Watertown TN.