Rockland Weather Forecast

    • 49
    • 69

    Becoming Sunny

    • 42
    • 64

    Mostly Sunny

    • 51
    • 63

    Partly Sunny

    • 59
    • 76

    Mostly Cloudy

    • 62
    • 82

    Partly Sunny

    • 64
    • 86

    Mostly Cloudy

Today 10 Apr New Castle

Mostly cloudy this Morning, then clearing. Patchy fog this morning. Warmer with Highs around 70. South Winds 5 to 10 Mph.

Tonight 10 Apr New Castle

Mostly clear in the Evening, then becoming mostly cloudy. Not as cool with Lows around 50. South Winds 5 to 10 Mph, becoming southwest after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Rockland Temperature Statistics

April Temperature

Wilmington, New Castle County Airport (8.1 miles)

  • Lowest 8 April, 2026

    30.9 °F

  • Average April

    56.2 °F

  • Highest 1 April, 2026

    85.6 °F

Climate (2021–Present)

Wilmington, New Castle County Airport (8.1 miles)

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  • Average Low 2021–2026

    47.9 °F

  • Average 2021–2026

    57.2 °F

  • Average High 2021–2026

    66.5 °F
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