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

Caldwell, Essex County Airport (KCDW)

Lat: 40.88°NLon: 74.28°WElev: 171ft.

Overcast

74°F

23°C

Humidity 79%
Wind Speed NE 5 mph
Barometer 29.89 in (1012.4 mb)
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Last update 30 Jul 8:53 pm EDT
Extended Forecast for

Montclair NJ

  • Tonight

    Tonight: Mostly cloudy, with a low around 65. Calm wind.

    Low: 65 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 86. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 86 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 66. Light and variable wind.

    Low: 66 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 84. Calm wind becoming south 5 to 7 mph in the afternoon.

    High: 84 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 69. South wind around 7 mph.

    Low: 69 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 81.

    High: 81 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Showers likely and possibly a thunderstorm, mainly after 2am. Mostly cloudy, with a low around 69. Chance of precipitation is 60%.

    Low: 69 °F

    Showers
    Likely

  • Monday

    Monday: Showers likely and possibly a thunderstorm before 8am, then showers likely between 8am and 2pm, then a chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 79. Chance of precipitation is 60%.

    High: 79 °F

    Showers
    Likely

  • Monday Night

    Monday Night: A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and 2am. Mostly cloudy, with a low around 66. Chance of precipitation is 30%.

    Low: 66 °F

    Chance
    T-storms then
    Chance
    Showers

Detailed Forecast

Tonight
Mostly cloudy, with a low around 65. Calm wind.
Friday
Mostly sunny, with a high near 86. Calm wind becoming northwest around 5 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 66. Light and variable wind.
Saturday
Partly sunny, with a high near 84. Calm wind becoming south 5 to 7 mph in the afternoon.
Saturday Night
Mostly cloudy, with a low around 69. South wind around 7 mph.
Sunday
Mostly cloudy, with a high near 81.
Sunday Night
Showers likely and possibly a thunderstorm, mainly after 2am. Mostly cloudy, with a low around 69. Chance of precipitation is 60%.
Monday
Showers likely and possibly a thunderstorm before 8am, then showers likely between 8am and 2pm, then a chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 79. Chance of precipitation is 60%.
Monday Night
A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and 2am. Mostly cloudy, with a low around 66. Chance of precipitation is 30%.
Tuesday
Mostly sunny, with a high near 81.
Tuesday Night
Partly cloudy, with a low around 66.
Wednesday
A 30 percent chance of showers. Mostly sunny, with a high near 83.
Wednesday Night
A 30 percent chance of showers. Partly cloudy, with a low around 69.
Thursday
A 30 percent chance of showers. Mostly sunny, with a high near 85.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Montclair NJ
 40.83°N 74.22°W (Elev. 427 ft)
Last Update:
3:41 pm EDT Jul 30, 2026
Forecast Valid:
9pm EDT Jul 30, 2026-6pm EDT Aug 6, 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