Mountain Top Airport Weather Forecast

    • 46
    • 62

    Rain Likely

    • 48
    • 57

    Rain

    • 55
    • 67

    Chance Rain

    • 58
    • 69

    Chance Rain Showers

    • 59
    • 76

    Slight Chance Thunderstorms

    • 59
    • 80

    Mostly Cloudy

Today 22 May Delaware

Cloudy. A slight chance of Showers in the afternoon. Highs in the lower 60s. East Winds 10 to 15 Mph. Chance of rain 20 percent.

Tonight 22 May Delaware

Cloudy. A chance of Showers in the Evening, then rain likely after midnight. Lows in the upper 40s. East Winds 5 to 10 Mph with Gusts up to 20 Mph. Chance of rain 60 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Mountain Top Airport Temperature Statistics

May Temperature

Wilmington, New Castle County Airport (12.4 miles)

  • Lowest 12 May, 2026

    39.7 °F

  • Average May

    64 °F

  • Highest 19 May, 2026

    95 °F

Climate (2021–Present)

Wilmington, New Castle County Airport (12.4 miles)

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  • Average Low 2021–2026

    48 °F

  • Average 2021–2026

    57.3 °F

  • Average High 2021–2026

    66.6 °F
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