Prospect Weather Forecast

    • 68
    • 88

    Chance Thunderstorms

    • 59
    • 83

    Chance Thunderstorms

    • 57
    • 80

    Mostly Sunny

    • 60
    • 81

    Partly Sunny

    • 67
    • 84

    Partly Sunny

    • 70
    • 88

    Chance Rain Showers

Today 4 Sep Marion

Partly sunny with a chance of Showers and Thunderstorms. Near steady temperature in the upper 80s. West Winds around 10 Mph. Chance of rain 40 percent.

Tonight 4 Sep Marion

Partly cloudy in the Evening, then becoming mostly cloudy. A chance of Showers and Thunderstorms. Humid with Lows in the upper 60s. West Winds 5 to 10 Mph. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Prospect Temperature Statistics

September Temperature

Delaware Municipal Airport (11.8 miles)

  • Lowest 2 September, 2026

    71.6 °F

  • Average September

    80.8 °F

  • Highest 2 September, 2026

    93.2 °F

Climate (2021–2026)

Delaware Municipal Airport (11.8 miles)

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  • Average Low 2021–2026

    43 °F

  • Average 2021–2026

    52.3 °F

  • Average High 2021–2026

    61.9 °F
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