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

42°F

6°C

Humidity 68%
Wind Speed E 7 mph
Barometer 30.32 in (1027.3 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Wind Chill38°F (3°C)
Last update 15 Mar 6:53 pm EDT
Extended Forecast for

Montclair NJ

  • Tonight

    Tonight: Showers, with thunderstorms also possible after 5am. Temperature falling to near 43 by 10pm, then rising to around 51 during the remainder of the night. Southeast wind 11 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 43 °F⇑

    Chance
    Showers then
    Showers

  • Monday

    Monday: Showers and possibly a thunderstorm. High near 64. South wind 13 to 18 mph, with gusts as high as 38 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 64 °F

    Showers

  • Monday Night

    Monday Night: Showers and possibly a thunderstorm before 2am, then a chance of showers. Low around 33. Breezy, with a south wind 17 to 22 mph becoming west after midnight. Winds could gust as high as 44 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 33 °F

    Showers and
    Breezy

  • Tuesday

    Tuesday: A 30 percent chance of showers before 8am. Mostly sunny, with a high near 41. Wind chill values between 20 and 30. West wind around 18 mph, with gusts as high as 33 mph.

    High: 41 °F

    Chance
    Showers then
    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 25. West wind 9 to 14 mph, with gusts as high as 24 mph.

    Low: 25 °F

    Mostly Clear

  • Wednesday

    Wednesday: Increasing clouds, with a high near 40.

    High: 40 °F

    Increasing
    Clouds

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 29.

    Low: 29 °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 34.

    Low: 34 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Showers, with thunderstorms also possible after 5am. Temperature falling to near 43 by 10pm, then rising to around 51 during the remainder of the night. Southeast wind 11 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Monday
Showers and possibly a thunderstorm. High near 64. South wind 13 to 18 mph, with gusts as high as 38 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. Low around 33. Breezy, with a south wind 17 to 22 mph becoming west after midnight. Winds could gust as high as 44 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Tuesday
A 30 percent chance of showers before 8am. Mostly sunny, with a high near 41. Wind chill values between 20 and 30. West wind around 18 mph, with gusts as high as 33 mph.
Tuesday Night
Mostly clear, with a low around 25. West wind 9 to 14 mph, with gusts as high as 24 mph.
Wednesday
Increasing clouds, with a high near 40.
Wednesday Night
Mostly cloudy, with a low around 29.
Thursday
Partly sunny, with a high near 47.
Thursday Night
Mostly cloudy, with a low around 34.
Friday
Mostly sunny, with a high near 53.
Friday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 39.
Saturday
A 30 percent chance of rain. Mostly cloudy, with a high near 55.
Saturday Night
Mostly cloudy, with a low around 37.
Sunday
Partly sunny, with a high near 50.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Montclair NJ
 40.85°N 74.22°W (Elev. 436 ft)
Last Update:
2:22 pm EDT Mar 15, 2026
Forecast Valid:
7pm EDT Mar 15, 2026-6pm EDT Mar 22, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation