Delaware River - Oldmans Point Weather Forecast

    • 69
    • 82

    Rain Showers Likely

    • 56
    • 74

    Mostly Sunny

    • 59
    • 74

    Mostly Sunny

    • 64
    • 78

    Mostly Sunny

    • 66
    • 81

    Mostly Sunny

    • 65
    • 80

    Chance Rain Showers

    • 64
    • 76

    Slight Chance Rain Showers

Today 13 Sep Salem

Mostly sunny. Near steady temperature in the lower 80s. West Winds 5 to 10 Mph.

Tonight 13 Sep Salem

Mostly clear this Evening, then becoming partly cloudy. Lows in the upper 60s. West Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Delaware River - Oldmans Point Temperature Statistics

September Temperature

Wilmington, New Castle County Airport (9.3 miles)

  • Lowest 8 September, 2026

    56.6 °F

  • Average September

    76.8 °F

  • Highest 1 September, 2026

    93.7 °F

Climate (2021–2026)

Wilmington, New Castle County Airport (9.3 miles)

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  • Average Low 2021–2026

    47.9 °F

  • Average 2021–2026

    57.4 °F

  • Average High 2021–2026

    66.8 °F
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