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

Morristown Airport (KMMU)

Lat: 40.8°NLon: 74.42°WElev: 187ft.

Mostly Cloudy

86°F

30°C

Humidity 55%
Wind Speed SW 6 mph
Barometer 30.07 in
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Heat Index89°F (32°C)
Last update 16 Aug 3:48 pm EDT
Extended Forecast for

Millburn NJ

  • This Afternoon

    This Afternoon: A 30 percent chance of showers and thunderstorms, mainly after 5pm. Mostly sunny, with a high near 86. South wind around 6 mph.

    High: 86 °F

    Chance
    T-storms

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 69. South wind around 5 mph becoming calm in the evening.

    Low: 69 °F

    Chance
    T-storms then
    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 92. Heat index values as high as 99. Southwest wind 3 to 7 mph.

    High: 92 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 66. West wind 5 to 9 mph becoming north after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 30%.

    Low: 66 °F

    Chance
    T-storms then
    Chance
    Showers

  • Monday

    Monday: A 20 percent chance of rain. Mostly cloudy, with a high near 75. Northeast wind 8 to 11 mph, with gusts as high as 21 mph.

    High: 75 °F

    Slight Chance
    Rain

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 63.

    Low: 63 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 78.

    High: 78 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A 40 percent chance of showers after 2am. Mostly cloudy, with a low around 64.

    Low: 64 °F

    Partly Cloudy
    then Chance
    Showers

  • Wednesday

    Wednesday: A 40 percent chance of showers. Mostly cloudy, with a high near 78.

    High: 78 °F

    Chance
    Showers

Detailed Forecast

This Afternoon
A 30 percent chance of showers and thunderstorms, mainly after 5pm. Mostly sunny, with a high near 86. South wind around 6 mph.
Tonight
A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 69. South wind around 5 mph becoming calm in the evening.
Sunday
Mostly sunny, with a high near 92. Heat index values as high as 99. Southwest wind 3 to 7 mph.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 66. West wind 5 to 9 mph becoming north after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 30%.
Monday
A 20 percent chance of rain. Mostly cloudy, with a high near 75. Northeast wind 8 to 11 mph, with gusts as high as 21 mph.
Monday Night
Mostly cloudy, with a low around 63.
Tuesday
Partly sunny, with a high near 78.
Tuesday Night
A 40 percent chance of showers after 2am. Mostly cloudy, with a low around 64.
Wednesday
A 40 percent chance of showers. Mostly cloudy, with a high near 78.
Wednesday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 64.
Thursday
Partly sunny, with a high near 79.
Thursday Night
Partly cloudy, with a low around 61.
Friday
Sunny, with a high near 83.
Friday Night
Mostly clear, with a low around 63.
Saturday
Mostly sunny, with a high near 85.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Millburn NJ
 40.73°N 74.33°W (Elev. 269 ft)
Last Update:
4:01 pm EDT Aug 16, 2025
Forecast Valid:
4pm EDT Aug 16, 2025-6pm EDT Aug 23, 2025
 
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