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

84°F

29°C

Humidity 45%
Wind Speed N 7 mph
Barometer 29.91 in
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Heat Index84°F (29°C)
Last update 20 Jun 7:10 pm CDT
Extended Forecast for

Mount Juliet TN

  • Tonight

    Tonight: Clear, with a low around 65. Calm wind.

    Low: 65 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 90. Light south wind becoming south southwest 5 to 10 mph in the morning.

    High: 90 °F

    Sunny

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms between 1am and 5am, then showers likely and possibly a thunderstorm after 5am. Increasing clouds, with a low around 74. South wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 74 °F

    Partly Cloudy
    then Showers
    Likely

  • Monday

    Monday: Showers and possibly a thunderstorm. High near 85. Southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%.

    High: 85 °F

    Showers

  • Monday Night

    Monday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 66. West wind 5 to 10 mph becoming light west northwest in the evening. Chance of precipitation is 70%.

    Low: 66 °F

    Showers
    Likely

  • Tuesday

    Tuesday: Partly sunny, with a high near 84. North wind around 5 mph.

    High: 84 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 64. North wind around 5 mph becoming calm in the evening.

    Low: 64 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms. Sunny, with a high near 86. Calm wind becoming north northeast around 5 mph.

    High: 86 °F

    Slight Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers and thunderstorms before 1am. Mostly clear, with a low around 65. North wind around 5 mph becoming calm.

    Low: 65 °F

    Slight Chance
    T-storms

Detailed Forecast

Tonight
Clear, with a low around 65. Calm wind.
Sunday
Sunny, with a high near 90. Light south wind becoming south southwest 5 to 10 mph in the morning.
Sunday Night
A chance of showers and thunderstorms between 1am and 5am, then showers likely and possibly a thunderstorm after 5am. Increasing clouds, with a low around 74. South wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday
Showers and possibly a thunderstorm. High near 85. Southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%.
Monday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 66. West wind 5 to 10 mph becoming light west northwest in the evening. Chance of precipitation is 70%.
Tuesday
Partly sunny, with a high near 84. North wind around 5 mph.
Tuesday Night
Partly cloudy, with a low around 64. North wind around 5 mph becoming calm in the evening.
Wednesday
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 86. Calm wind becoming north northeast around 5 mph.
Wednesday Night
A 20 percent chance of showers and thunderstorms before 1am. Mostly clear, with a low around 65. North wind around 5 mph becoming calm.
Thursday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 86.
Thursday Night
A 20 percent chance of showers. Partly cloudy, with a low around 65.
Friday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 87.
Friday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 68.
Saturday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 88.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Mount Juliet TN
 36.22°N 86.5°W (Elev. 489 ft)
Last Update:
7:16 pm CDT Jun 20, 2026
Forecast Valid:
7pm CDT Jun 20, 2026-6pm CDT Jun 27, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation