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.

Clear

37°F

3°C

Humidity 30%
Wind Speed SW 10 mph
Barometer 30.37 in
Dewpoint 9°F (-13°C)
Visibility 10.00 mi
Wind Chill30°F (-1°C)
Last update 18 Mar 5:50 pm EDT
Extended Forecast for

Denville NJ

  • Tonight

    Tonight: Partly cloudy, with a low around 25. South wind around 5 mph becoming calm in the evening.

    Low: 25 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 45. Calm wind becoming south around 5 mph in the morning.

    High: 45 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 32. Calm wind.

    Low: 32 °F

    Mostly Cloudy

  • Friday

    Friday: A slight chance of rain after 2pm. Mostly sunny, with a high near 56. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 20%.

    High: 56 °F

    Mostly Sunny
    then Slight
    Chance Rain

  • Friday Night

    Friday Night: Rain, mainly after 8pm. Low around 42. South wind around 5 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 42 °F

    Rain

  • Saturday

    Saturday: Rain likely before 8am. Partly sunny, with a high near 59. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 59 °F

    Rain Likely
    then Mostly
    Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 41.

    Low: 41 °F

    Mostly Cloudy

  • Sunday

    Sunday: A chance of rain after 2pm. Partly sunny, with a high near 63. Chance of precipitation is 30%.

    High: 63 °F

    Partly Sunny
    then Chance
    Rain

  • Sunday Night

    Sunday Night: A chance of rain before 2am, then a chance of rain and snow. Mostly cloudy, with a low around 37. Chance of precipitation is 30%.

    Low: 37 °F

    Chance Rain
    then Chance
    Rain/Snow

Detailed Forecast

Tonight
Partly cloudy, with a low around 25. South wind around 5 mph becoming calm in the evening.
Thursday
Partly sunny, with a high near 45. Calm wind becoming south around 5 mph in the morning.
Thursday Night
Mostly cloudy, with a low around 32. Calm wind.
Friday
A slight chance of rain after 2pm. Mostly sunny, with a high near 56. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 20%.
Friday Night
Rain, mainly after 8pm. Low around 42. South wind around 5 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
Rain likely before 8am. Partly sunny, with a high near 59. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
Mostly cloudy, with a low around 41.
Sunday
A chance of rain after 2pm. Partly sunny, with a high near 63. Chance of precipitation is 30%.
Sunday Night
A chance of rain before 2am, then a chance of rain and snow. Mostly cloudy, with a low around 37. Chance of precipitation is 30%.
Monday
A chance of snow before 8am. Mostly sunny, with a high near 48. Chance of precipitation is 30%.
Monday Night
Mostly clear, with a low around 26.
Tuesday
Mostly sunny, with a high near 45.
Tuesday Night
Mostly cloudy, with a low around 30.
Wednesday
Partly sunny, with a high near 51.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Denville NJ
 40.88°N 74.48°W (Elev. 574 ft)
Last Update:
4:09 pm EDT Mar 18, 2026
Forecast Valid:
6pm EDT Mar 18, 2026-6pm EDT Mar 25, 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