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

61°F

16°C

Humidity 94%
Wind Speed Calm
Barometer 30.20 in
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 23 Jul 11:15 pm EDT
Extended Forecast for

Plainfield NJ

  • Tonight

    Tonight: Mostly clear, with a low around 61. Calm wind.

    Low: 61 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 84. Calm wind becoming southeast around 6 mph in the afternoon.

    High: 84 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 62. Southeast wind around 5 mph becoming calm in the evening.

    Low: 62 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 83. Calm wind becoming east 5 to 8 mph in the afternoon.

    High: 83 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 63. Southeast wind around 5 mph becoming calm in the evening.

    Low: 63 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 84.

    High: 84 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 65.

    Low: 65 °F

    Partly Cloudy

  • Monday

    Monday: A 30 percent chance of showers after 2pm. Mostly sunny, with a high near 87.

    High: 87 °F

    Mostly Sunny
    then Chance
    Showers

  • Monday Night

    Monday Night: A 50 percent chance of showers. Mostly cloudy, with a low around 68.

    Low: 68 °F

    Chance
    Showers

Detailed Forecast

Tonight
Mostly clear, with a low around 61. Calm wind.
Friday
Sunny, with a high near 84. Calm wind becoming southeast around 6 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 62. Southeast wind around 5 mph becoming calm in the evening.
Saturday
Mostly sunny, with a high near 83. Calm wind becoming east 5 to 8 mph in the afternoon.
Saturday Night
Partly cloudy, with a low around 63. Southeast wind around 5 mph becoming calm in the evening.
Sunday
Mostly sunny, with a high near 84.
Sunday Night
Partly cloudy, with a low around 65.
Monday
A 30 percent chance of showers after 2pm. Mostly sunny, with a high near 87.
Monday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 68.
Tuesday
A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 87. Chance of precipitation is 70%.
Tuesday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 67. Chance of precipitation is 60%.
Wednesday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 83.
Wednesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 66.
Thursday
Mostly sunny, with a high near 85.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Plainfield NJ
 40.63°N 74.41°W (Elev. 135 ft)
Last Update:
2:21 pm EDT Jul 23, 2026
Forecast Valid:
11pm EDT Jul 23, 2026-6pm EDT Jul 30, 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