Caldwell Weather Forecast

    • 49
    • 67

    Slight Chance Rain Showers

    • 40
    • 62

    Sunny

    • 49
    • 60

    Mostly Cloudy

    • 58
    • 75

    Mostly Cloudy

    • 62
    • 82

    Partly Sunny

    • 63
    • 84

    Slight Chance Thunderstorms

Today 10 Apr Western Essex

Sunny. Not as cool with Highs in the upper 60s. Southwest Winds 5 to 10 Mph.

Tonight 10 Apr Western Essex

Mostly cloudy. A slight chance of Showers after midnight. Lows in the upper 40s. South Winds 5 to 10 Mph, becoming west with Gusts up to 20 Mph after midnight. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Caldwell Temperature Statistics

April Temperature

Caldwell, Essex County Airport (2.5 miles)

  • Lowest 8 April, 2026

    28 °F

  • Average April

    51 °F

  • Highest 1 April, 2026

    77 °F

Climate (2021–Present)

Caldwell, Essex County Airport (2.5 miles)

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  • Average Low 2021–2026

    46.8 °F

  • Average 2021–2026

    56 °F

  • Average High 2021–2026

    65.3 °F
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