Brookside Weather Forecast

    • 67
    • 85

    Slight Chance Thunderstorms

    • 68
    • 87

    Rain Showers

    • 66
    • 80

    Rain Showers

    • 65
    • 86

    Partly Sunny

    • 67
    • 89

    Partly Sunny

    • 71
    • 93

    Slight Chance Thunderstorms

Today 25 Jun New Castle

Mostly sunny. Hot with Highs in the mid 80s. South Winds 5 to 10 Mph.

Tonight 25 Jun New Castle

Partly cloudy in the Evening, then mostly cloudy with a slight chance of Showers and Thunderstorms after midnight. Lows in the upper 60s. South Winds 5 to 10 Mph. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Brookside Temperature Statistics

June Temperature

Wilmington, New Castle County Airport (6.2 miles)

  • Lowest 2 June, 2026

    47.6 °F

  • Average June

    74.3 °F

  • Highest 12 June, 2026

    97.6 °F

Climate (2021–2026)

Wilmington, New Castle County Airport (6.2 miles)

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  • Average Low 2021–2026

    47.9 °F

  • Average 2021–2026

    57.3 °F

  • Average High 2021–2026

    66.7 °F
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