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.

Fair

35°F

2°C

Humidity 82%
Wind Speed Calm
Barometer 29.81 in (1010.0 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Last update 14 Mar 12:53 am EDT
Extended Forecast for

Boonton NJ

  • Overnight

    Overnight: Mostly clear, with a low around 34. Southwest wind around 10 mph, with gusts as high as 30 mph.

    Low: 34 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 48. Breezy, with a west wind 15 to 20 mph, with gusts as high as 45 mph.

    High: 48 °F

    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 31. Northwest wind around 5 mph becoming calm after midnight.

    Low: 31 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Cloudy, with a high near 47. Light and variable wind becoming southeast 5 to 10 mph in the morning. Winds could gust as high as 25 mph.

    High: 47 °F

    Cloudy

  • Sunday Night

    Sunday Night: Rain, mainly after 2am. Low around 39. Southeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 39 °F

    Slight Chance
    Rain then
    Rain

  • Monday

    Monday: Showers, with thunderstorms also possible after 11am. High near 64. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 64 °F

    Showers

  • Monday Night

    Monday Night: Rain showers before 2am, then a chance of rain and snow showers. Some thunder is also possible. Low around 32. Breezy. Chance of precipitation is 90%.

    Low: 32 °F

    Showers and
    Breezy then
    Rain/Snow

  • Tuesday

    Tuesday: A chance of rain and snow showers before 8am. Partly sunny, with a high near 40. Chance of precipitation is 30%.

    High: 40 °F

    Chance
    Rain/Snow
    then Mostly
    Cloudy

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 22.

    Low: 22 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 34. Southwest wind around 10 mph, with gusts as high as 30 mph.
Saturday
Sunny, with a high near 48. Breezy, with a west wind 15 to 20 mph, with gusts as high as 45 mph.
Saturday Night
Increasing clouds, with a low around 31. Northwest wind around 5 mph becoming calm after midnight.
Sunday
Cloudy, with a high near 47. Light and variable wind becoming southeast 5 to 10 mph in the morning. Winds could gust as high as 25 mph.
Sunday Night
Rain, mainly after 2am. Low around 39. Southeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday
Showers, with thunderstorms also possible after 11am. High near 64. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Monday Night
Rain showers before 2am, then a chance of rain and snow showers. Some thunder is also possible. Low around 32. Breezy. Chance of precipitation is 90%.
Tuesday
A chance of rain and snow showers before 8am. Partly sunny, with a high near 40. Chance of precipitation is 30%.
Tuesday Night
Partly cloudy, with a low around 22.
Wednesday
Partly sunny, with a high near 40.
Wednesday Night
Mostly cloudy, with a low around 28.
Thursday
Mostly cloudy, with a high near 46.
Thursday Night
Mostly cloudy, with a low around 32.
Friday
Mostly cloudy, with a high near 48.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Boonton NJ
 40.92°N 74.44°W (Elev. 499 ft)
Last Update:
9:46 pm EDT Mar 13, 2026
Forecast Valid:
1am EDT Mar 14, 2026-6pm EDT Mar 20, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation