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

81°F

27°C

Humidity 57%
Wind Speed W 5 mph
Barometer 30.28 in (1025.8 mb)
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 16 Sep 4:53 pm EDT
Extended Forecast for

Fairfield NJ

  • Tonight

    Tonight: Patchy fog after 1am. Otherwise, partly cloudy, with a low around 65. Light and variable wind.

    Low: 65 °F

    Partly Cloudy
    then Patchy
    Fog

  • Thursday

    Thursday: Partly sunny, with a high near 85. Calm wind becoming south around 6 mph in the afternoon.

    High: 85 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Mostly cloudy, then gradually becoming mostly clear, with a low around 68. Light and variable wind. Chance of precipitation is 30%.

    Low: 68 °F

    Chance
    Showers

  • Friday

    Friday: Sunny, with a high near 81. North wind 6 to 8 mph.

    High: 81 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 56. North wind 3 to 6 mph.

    Low: 56 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 73.

    High: 73 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 40 percent chance of showers after 2am. Mostly cloudy, with a low around 58.

    Low: 58 °F

    Mostly Cloudy
    then Chance
    Showers

  • Sunday

    Sunday: Showers, mainly after 8am. High near 72. Chance of precipitation is 80%.

    High: 72 °F

    Showers

  • Sunday Night

    Sunday Night: Showers, mainly before 8pm. Low around 57. Chance of precipitation is 80%.

    Low: 57 °F

    Showers then
    Chance
    Showers

Detailed Forecast

Tonight
Patchy fog after 1am. Otherwise, partly cloudy, with a low around 65. Light and variable wind.
Thursday
Partly sunny, with a high near 85. Calm wind becoming south around 6 mph in the afternoon.
Thursday Night
A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Mostly cloudy, then gradually becoming mostly clear, with a low around 68. Light and variable wind. Chance of precipitation is 30%.
Friday
Sunny, with a high near 81. North wind 6 to 8 mph.
Friday Night
Partly cloudy, with a low around 56. North wind 3 to 6 mph.
Saturday
Mostly sunny, with a high near 73.
Saturday Night
A 40 percent chance of showers after 2am. Mostly cloudy, with a low around 58.
Sunday
Showers, mainly after 8am. High near 72. Chance of precipitation is 80%.
Sunday Night
Showers, mainly before 8pm. Low around 57. Chance of precipitation is 80%.
Monday
A 40 percent chance of showers. Mostly cloudy, with a high near 70.
Monday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 56.
Tuesday
A 30 percent chance of showers. Mostly cloudy, with a high near 68.
Tuesday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 55.
Wednesday
Partly sunny, with a high near 69.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Fairfield NJ
 40.88°N 74.3°W (Elev. 167 ft)
Last Update:
3:19 pm EDT Sep 16, 2026
Forecast Valid:
5pm EDT Sep 16, 2026-6pm EDT Sep 23, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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