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

50°F

10°C

Humidity 93%
Wind Speed SW 3 mph
Barometer 29.76 in (1008.1 mb)
Dewpoint 48°F (9°C)
Visibility 7.00 mi
Last update 21 Mar 1:53 am EDT
Extended Forecast for

Montclair NJ

  • Overnight

    Overnight: A 20 percent chance of showers. Patchy fog. Otherwise, mostly cloudy, with a steady temperature around 49. Light west wind.

    Low: 49 °F

    Slight Chance
    Showers and
    Patchy Fog

  • Saturday

    Saturday: Sunny, with a high near 57. North wind 9 to 11 mph.

    High: 57 °F

    Sunny

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 42. Light and variable wind becoming north around 5 mph in the evening.

    Low: 42 °F

    Increasing
    Clouds

  • Sunday

    Sunday: A 20 percent chance of rain after 2pm. Mostly cloudy, with a high near 65. Southwest wind 7 to 11 mph, with gusts as high as 21 mph.

    High: 65 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Sunday Night

    Sunday Night: Rain likely, mainly after 8pm. Cloudy, with a low around 42. Southwest wind around 10 mph becoming north after midnight. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 42 °F

    Rain Likely

  • Monday

    Monday: A 30 percent chance of rain before 2pm. Partly sunny, with a high near 51.

    High: 51 °F

    Chance Rain

  • Monday Night

    Monday Night: Mostly clear, with a low around 32.

    Low: 32 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 48.

    High: 48 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 35.

    Low: 35 °F

    Mostly Cloudy

Detailed Forecast

Overnight
A 20 percent chance of showers. Patchy fog. Otherwise, mostly cloudy, with a steady temperature around 49. Light west wind.
Saturday
Sunny, with a high near 57. North wind 9 to 11 mph.
Saturday Night
Increasing clouds, with a low around 42. Light and variable wind becoming north around 5 mph in the evening.
Sunday
A 20 percent chance of rain after 2pm. Mostly cloudy, with a high near 65. Southwest wind 7 to 11 mph, with gusts as high as 21 mph.
Sunday Night
Rain likely, mainly after 8pm. Cloudy, with a low around 42. Southwest wind around 10 mph becoming north after midnight. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Monday
A 30 percent chance of rain before 2pm. Partly sunny, with a high near 51.
Monday Night
Mostly clear, with a low around 32.
Tuesday
Sunny, with a high near 48.
Tuesday Night
Mostly cloudy, with a low around 35.
Wednesday
Partly sunny, with a high near 49.
Wednesday Night
Partly cloudy, with a low around 34.
Thursday
Mostly sunny, with a high near 54.
Thursday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 39.
Friday
A 30 percent chance of rain. Partly sunny, with a high near 52.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Montclair NJ
 40.83°N 74.22°W (Elev. 427 ft)
Last Update:
8:14 pm EDT Mar 20, 2026
Forecast Valid:
2am EDT Mar 21, 2026-6pm EDT Mar 27, 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