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.

Fair

45°F

7°C

Humidity 93%
Wind Speed Calm
Barometer 29.94 in
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 11 Mar 4:55 am EDT
Extended Forecast for

Denville NJ

  • Today

    Today: A chance of showers, with thunderstorms also possible after 3pm. Partly sunny, with a high near 75. Light southeast wind becoming south 5 to 10 mph in the morning. Winds could gust as high as 25 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 75 °F

    Chance
    Showers

  • Tonight

    Tonight: Showers and thunderstorms likely, mainly before 2am, then showers likely and possibly a thunderstorm after 5am. Mostly cloudy, with a low around 49. South wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 49 °F

    Showers
    Likely

  • Thursday

    Thursday: Showers likely, mainly before 8am. Mostly cloudy, with a temperature falling to around 43 by 2pm. Northwest wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 55 °F⇓

    Showers
    Likely

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 30. West wind 5 to 10 mph.

    Low: 30 °F

    Mostly Clear

  • Friday

    Friday: Partly sunny, with a high near 47. South wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 47 °F

    Partly Sunny

  • Friday Night

    Friday Night: A slight chance of showers before 2am. Partly cloudy, with a low around 35. Chance of precipitation is 20%.

    Low: 35 °F

    Slight Chance
    Showers

  • Saturday

    Saturday: Sunny, with a high near 48.

    High: 48 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 30.

    Low: 30 °F

    Mostly Cloudy

  • Sunday

    Sunday: Cloudy, with a high near 50.

    High: 50 °F

    Cloudy

Detailed Forecast

Today
A chance of showers, with thunderstorms also possible after 3pm. Partly sunny, with a high near 75. Light southeast wind becoming south 5 to 10 mph in the morning. Winds could gust as high as 25 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers and thunderstorms likely, mainly before 2am, then showers likely and possibly a thunderstorm after 5am. Mostly cloudy, with a low around 49. South wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
Showers likely, mainly before 8am. Mostly cloudy, with a temperature falling to around 43 by 2pm. Northwest wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
Mostly clear, with a low around 30. West wind 5 to 10 mph.
Friday
Partly sunny, with a high near 47. South wind 5 to 15 mph, with gusts as high as 25 mph.
Friday Night
A slight chance of showers before 2am. Partly cloudy, with a low around 35. Chance of precipitation is 20%.
Saturday
Sunny, with a high near 48.
Saturday Night
Mostly cloudy, with a low around 30.
Sunday
Cloudy, with a high near 50.
Sunday Night
Rain, mainly after 2am. Low around 42. Chance of precipitation is 90%.
Monday
Rain. High near 60. Chance of precipitation is 90%.
Monday Night
Rain and snow likely. Partly cloudy, with a low around 26. Chance of precipitation is 60%.
Tuesday
Mostly sunny, with a high near 37.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Denville NJ
 40.88°N 74.48°W (Elev. 574 ft)
Last Update:
4:09 am EDT Mar 11, 2026
Forecast Valid:
5am EDT Mar 11, 2026-6pm EDT Mar 17, 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