National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Lebanon Municipal Airport (KM54)

Lat: 36.19°NLon: 86.32°WElev: 588ft.

Fair

77°F

25°C

Humidity 47%
Wind Speed SW 13 mph
Barometer 29.76 in
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 22 Mar 9:25 pm CDT
Extended Forecast for

Lebanon TN

  • Tonight

    Tonight: A slight chance of showers between 2am and 4am. Increasing clouds, with a low around 51. South southwest wind around 15 mph becoming north northwest after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 20%.

    Low: 51 °F

    Mostly Clear
    then Slight
    Chance
    Showers

  • Monday

    Monday: Cloudy through mid morning, then gradual clearing, with a high near 64. North northeast wind around 15 mph, with gusts as high as 25 mph.

    High: 64 °F

    Gradual
    Clearing

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 42. North northeast wind 5 to 10 mph.

    Low: 42 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 68. East northeast wind around 5 mph becoming southeast in the afternoon.

    High: 68 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 48. East wind around 5 mph becoming south after midnight.

    Low: 48 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 73. South wind 5 to 10 mph.

    High: 73 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 56. South wind 5 to 10 mph.

    Low: 56 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 85. South southwest wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 85 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 57. South southwest wind around 10 mph, with gusts as high as 20 mph.

    Low: 57 °F

    Mostly Clear

Detailed Forecast

Tonight
A slight chance of showers between 2am and 4am. Increasing clouds, with a low around 51. South southwest wind around 15 mph becoming north northwest after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 20%.
Monday
Cloudy through mid morning, then gradual clearing, with a high near 64. North northeast wind around 15 mph, with gusts as high as 25 mph.
Monday Night
Mostly cloudy, with a low around 42. North northeast wind 5 to 10 mph.
Tuesday
Partly sunny, with a high near 68. East northeast wind around 5 mph becoming southeast in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 48. East wind around 5 mph becoming south after midnight.
Wednesday
Partly sunny, with a high near 73. South wind 5 to 10 mph.
Wednesday Night
Partly cloudy, with a low around 56. South wind 5 to 10 mph.
Thursday
Sunny, with a high near 85. South southwest wind 10 to 15 mph, with gusts as high as 20 mph.
Thursday Night
Mostly clear, with a low around 57. South southwest wind around 10 mph, with gusts as high as 20 mph.
Friday
A 40 percent chance of showers. Partly sunny, with a high near 71.
Friday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 36.
Saturday
Mostly sunny, with a high near 59.
Saturday Night
Mostly clear, with a low around 39.
Sunday
Mostly sunny, with a high near 68.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Lebanon TN
 36.21°N 86.34°W (Elev. 548 ft)
Last Update:
1:31 pm CDT Mar 22, 2026
Forecast Valid:
9pm CDT Mar 22, 2026-6pm CDT Mar 29, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation