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

48°F

9°C

Humidity 87%
Wind Speed Calm
Barometer 30.04 in
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 15 May 12:10 am CDT
Extended Forecast for

Mount Juliet TN

  • Overnight

    Overnight: Mostly clear, with a low around 45. Calm wind.

    Low: 45 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 81. Light south southeast wind becoming south 5 to 10 mph in the morning.

    High: 81 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 59. South wind 5 to 10 mph.

    Low: 59 °F

    Partly Cloudy

  • Saturday

    Saturday: A slight chance of showers before 10am, then a slight chance of showers and thunderstorms between 10am and 1pm. Partly sunny, with a high near 86. South wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

    High: 86 °F

    Slight Chance
    T-storms

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 61. South wind 5 to 10 mph.

    Low: 61 °F

    Mostly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 91. South wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 91 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 65. South southeast wind 5 to 10 mph.

    Low: 65 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 92. South wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 92 °F

    Sunny

  • Monday Night

    Monday Night: A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 68. South wind 5 to 10 mph.

    Low: 68 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

Detailed Forecast

Overnight
Mostly clear, with a low around 45. Calm wind.
Friday
Sunny, with a high near 81. Light south southeast wind becoming south 5 to 10 mph in the morning.
Friday Night
Partly cloudy, with a low around 59. South wind 5 to 10 mph.
Saturday
A slight chance of showers before 10am, then a slight chance of showers and thunderstorms between 10am and 1pm. Partly sunny, with a high near 86. South wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Saturday Night
Mostly cloudy, with a low around 61. South wind 5 to 10 mph.
Sunday
Sunny, with a high near 91. South wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 20 mph.
Sunday Night
Mostly clear, with a low around 65. South southeast wind 5 to 10 mph.
Monday
Sunny, with a high near 92. South wind 5 to 15 mph, with gusts as high as 20 mph.
Monday Night
A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 68. South wind 5 to 10 mph.
Tuesday
A 40 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 91.
Tuesday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 66.
Wednesday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 87. Chance of precipitation is 60%.
Wednesday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 63.
Thursday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 85.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Mount Juliet TN
 36.2°N 86.5°W (Elev. 600 ft)
Last Update:
6:16 pm CDT May 14, 2026
Forecast Valid:
12am CDT May 15, 2026-6pm CDT May 21, 2026
 
Forecast Discussion
 
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Additional Resources

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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