National Weather Service Forecast for: Lebanon TN
Issued by: National Weather Service Nashville, TN
Updated: 10:31 am CDT Mar 19, 2026
 
This
Afternoon
This Afternoon: Sunny, with a high near 70. South southwest wind around 5 mph.
Sunny
 Tonight

Tonight: Mostly clear, with a low around 48. Calm wind becoming south around 5 mph after midnight.
Mostly Clear
 Friday

Friday: Mostly sunny, with a high near 78. South wind 5 to 15 mph, with gusts as high as 20 mph.
Mostly Sunny
 Friday
Night
Friday Night: Partly cloudy, with a low around 57. Southwest wind around 5 mph.
Partly Cloudy
 Saturday

Saturday: Sunny, with a high near 82. West wind around 5 mph.
Sunny
 Saturday
Night
Saturday Night: Mostly clear, with a low around 57. Calm wind becoming south around 5 mph.
Mostly Clear
 Sunday

Sunday: Sunny, with a high near 86. South southwest wind 5 to 15 mph, with gusts as high as 20 mph.
Sunny
 Sunday
Night
Sunday Night: A 20 percent chance of showers. Partly cloudy, with a low around 52. South southwest wind around 10 mph becoming northwest after midnight. Winds could gust as high as 20 mph.
Slight Chance
Showers
 Monday

Monday: Mostly sunny, with a high near 63. North wind around 10 mph, with gusts as high as 20 mph.
Mostly Sunny
Hi 70 °F Lo 48 °F Hi 78 °F Lo 57 °F Hi 82 °F Lo 57 °F Hi 86 °F Lo 52 °F Hi 63 °F

 

This Afternoon
 
 Sunny, with a high near 70. South southwest wind around 5 mph.
Tonight
 
 Mostly clear, with a low around 48. Calm wind becoming south around 5 mph after midnight.
Friday
 
 Mostly sunny, with a high near 78. South wind 5 to 15 mph, with gusts as high as 20 mph.
Friday Night
 
 Partly cloudy, with a low around 57. Southwest wind around 5 mph.
Saturday
 
 Sunny, with a high near 82. West wind around 5 mph.
Saturday Night
 
 Mostly clear, with a low around 57. Calm wind becoming south around 5 mph.
Sunday
 
 Sunny, with a high near 86. South southwest wind 5 to 15 mph, with gusts as high as 20 mph.
Sunday Night
 
 A 20 percent chance of showers. Partly cloudy, with a low around 52. South southwest wind around 10 mph becoming northwest after midnight. Winds could gust as high as 20 mph.
Monday
 
 Mostly sunny, with a high near 63. North wind around 10 mph, with gusts as high as 20 mph.
Monday Night
 
 Mostly clear, with a low around 37.
Tuesday
 
 Partly sunny, with a high near 66.
Tuesday Night
 
 Mostly cloudy, with a low around 44.
Wednesday
 
 Mostly sunny, with a high near 72.

 

Forecast from NOAA-NWS for Lebanon TN.