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.

Overcast

39°F

4°C

Humidity 65%
Wind Speed SE 12 G 18 mph
Barometer 30.42 in
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Wind Chill32°F (0°C)
Last update 15 Mar 2:45 pm EDT
Extended Forecast for

Denville NJ

  • Tonight

    Tonight: Rain, with thunderstorms also possible after 5am. Low around 40. East wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 40 °F

    Slight Chance
    Rain then
    Rain

  • Monday

    Monday: Showers and thunderstorms before 11am, then showers and possibly a thunderstorm, mainly after 11am. Some of the storms could be severe. High near 64. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 64 °F

    Showers then
    Severe
    Thunderstorms

  • Monday Night

    Monday Night: Showers and possibly a thunderstorm before 2am, then a chance of showers. Some of the storms could be severe. Low around 30. Breezy, with a south wind 15 to 25 mph becoming west after midnight. Winds could gust as high as 40 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 30 °F

    Breezy.
    Severe
    Thunderstorms
    then Showers

  • Tuesday

    Tuesday: Mostly sunny, with a high near 38. West wind around 15 mph, with gusts as high as 30 mph.

    High: 38 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 22. West wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 22 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 38.

    High: 38 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 27.

    Low: 27 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 47.

    High: 47 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 31.

    Low: 31 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Rain, with thunderstorms also possible after 5am. Low around 40. East wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Monday
Showers and thunderstorms before 11am, then showers and possibly a thunderstorm, mainly after 11am. Some of the storms could be severe. High near 64. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Monday Night
Showers and possibly a thunderstorm before 2am, then a chance of showers. Some of the storms could be severe. Low around 30. Breezy, with a south wind 15 to 25 mph becoming west after midnight. Winds could gust as high as 40 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday
Mostly sunny, with a high near 38. West wind around 15 mph, with gusts as high as 30 mph.
Tuesday Night
Partly cloudy, with a low around 22. West wind 5 to 10 mph, with gusts as high as 20 mph.
Wednesday
Mostly sunny, with a high near 38.
Wednesday Night
Mostly cloudy, with a low around 27.
Thursday
Partly sunny, with a high near 47.
Thursday Night
Mostly cloudy, with a low around 31.
Friday
Partly sunny, with a high near 53.
Friday Night
A chance of rain. Mostly cloudy, with a low around 35. Chance of precipitation is 50%.
Saturday
A chance of rain. Partly sunny, with a high near 50. Chance of precipitation is 40%.
Saturday Night
Mostly cloudy, with a low around 30.
Sunday
Mostly sunny, with a high near 42.
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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:
12:58 pm EDT Mar 15, 2026
Forecast Valid:
3pm EDT Mar 15, 2026-6pm EDT Mar 22, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation