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 50. Light southwest wind.

    Low: 50 °F

    Slight Chance
    Showers and
    Patchy Fog

  • Saturday

    Saturday: Sunny, with a high near 58. North wind 9 to 11 mph.

    High: 58 °F

    Sunny

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 43. Light and variable wind becoming north around 5 mph.

    Low: 43 °F

    Increasing
    Clouds

  • Sunday

    Sunday: A 20 percent chance of rain after 2pm. Mostly cloudy, with a high near 65. Southwest wind 6 to 10 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 9 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. Cloudy, then gradually becoming mostly sunny, with a high near 52.

    High: 52 °F

    Chance Rain

  • Monday Night

    Monday Night: Mostly clear, with a low around 33.

    Low: 33 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 49.

    High: 49 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 36.

    Low: 36 °F

    Mostly Cloudy

Detailed Forecast

Overnight
A 20 percent chance of showers. Patchy fog. Otherwise, mostly cloudy, with a steady temperature around 50. Light southwest wind.
Saturday
Sunny, with a high near 58. North wind 9 to 11 mph.
Saturday Night
Increasing clouds, with a low around 43. Light and variable wind becoming north around 5 mph.
Sunday
A 20 percent chance of rain after 2pm. Mostly cloudy, with a high near 65. Southwest wind 6 to 10 mph, with gusts as high as 21 mph.
Sunday Night
Rain likely, mainly after 8pm. Cloudy, with a low around 42. Southwest wind around 9 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. Cloudy, then gradually becoming mostly sunny, with a high near 52.
Monday Night
Mostly clear, with a low around 33.
Tuesday
Sunny, with a high near 49.
Tuesday Night
Mostly cloudy, with a low around 36.
Wednesday
Partly sunny, with a high near 50.
Wednesday Night
Partly cloudy, with a low around 35.
Thursday
Mostly sunny, with a high near 55.
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 53.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Montclair NJ
 40.82°N 74.2°W (Elev. 203 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