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National Weather Service Forecast for: Watertown TN
Issued by: National Weather Service Nashville, TN
Updated: 6:46 am CDT Jul 24, 2026
 
Today

Today: Partly sunny, with a high near 85. Calm wind becoming northwest around 5 mph in the afternoon.
High: 85 °F		 Tonight

Tonight: A 30 percent chance of showers and thunderstorms, mainly after 5am. Mostly cloudy, with a low around 67. Calm wind.
Low: 67 °F		 Saturday

Saturday: A 40 percent chance of showers and thunderstorms, mainly after 3pm. Partly sunny, with a high near 85. Calm wind becoming west southwest around 5 mph.
High: 85 °F		 Saturday
Night
Saturday Night: A chance of showers and thunderstorms. Patchy fog after 3am. Otherwise, mostly cloudy, with a low around 70. Calm wind. Chance of precipitation is 40%.
Low: 70 °F		 Sunday

Sunday: Areas of fog before 7am. Otherwise, mostly sunny, with a high near 90. Calm wind becoming northwest around 5 mph in the afternoon.
High: 90 °F		 Sunday
Night
Sunday Night: Partly cloudy, with a low around 71. Calm wind.
Low: 71 °F		 Monday

Monday: Mostly sunny, with a high near 93. Calm wind becoming west southwest around 5 mph in the afternoon.
High: 93 °F		 Monday
Night
Monday Night: Mostly clear, with a low around 74. Calm wind becoming south southwest around 5 mph after midnight.
Low: 74 °F		 Tuesday

Tuesday: Sunny, with a high near 95. West southwest wind 5 to 10 mph.
High: 95 °F
Partly Sunny


 Mostly Cloudy
then Chance
T-storms

 Chance
Showers then
Chance
T-storms
 Chance
T-storms then
Chance
Showers and
Patchy Fog
 Areas Fog
then Mostly
Sunny

 Partly Cloudy


 Mostly Sunny


 Mostly Clear


 Sunny

 

Today
 
 Partly sunny, with a high near 85. Calm wind becoming northwest around 5 mph in the afternoon.
Tonight
 
 A 30 percent chance of showers and thunderstorms, mainly after 5am. Mostly cloudy, with a low around 67. Calm wind.
Saturday
 
 A 40 percent chance of showers and thunderstorms, mainly after 3pm. Partly sunny, with a high near 85. Calm wind becoming west southwest around 5 mph.
Saturday Night
 
 A chance of showers and thunderstorms. Patchy fog after 3am. Otherwise, mostly cloudy, with a low around 70. Calm wind. Chance of precipitation is 40%.
Sunday
 
 Areas of fog before 7am. Otherwise, mostly sunny, with a high near 90. Calm wind becoming northwest around 5 mph in the afternoon.
Sunday Night
 
 Partly cloudy, with a low around 71. Calm wind.
Monday
 
 Mostly sunny, with a high near 93. Calm wind becoming west southwest around 5 mph in the afternoon.
Monday Night
 
 Mostly clear, with a low around 74. Calm wind becoming south southwest around 5 mph after midnight.
Tuesday
 
 Sunny, with a high near 95. West southwest wind 5 to 10 mph.
Tuesday Night
 
 A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 74.
Wednesday
 
 Mostly sunny, with a high near 92.
Wednesday Night
 
 Mostly clear, with a low around 70.
Thursday
 
 A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90.

 

Forecast from NOAA-NWS for Watertown TN.