Prospect Weather Forecast

    • 65
    • 85

    Rain Showers Likely

    • 58
    • 80

    Partly Sunny

    • 67
    • 83

    Rain Showers Likely

    • 61
    • 81

    Chance Rain Showers

    • 61
    • 78

    Chance Rain Showers

    • 61
    • 79

    Chance Rain Showers

Today 17 Sep Marion

Mostly cloudy in the Morning, then becoming partly sunny. A slight chance of Thunderstorms. Showers Likely, mainly in the morning. Humid with Highs in the mid 80s. West Winds 5 to 10 Mph. Chance of rain 60 percent.

Tonight 17 Sep Marion

Mostly cloudy. A chance of Showers with a slight chance of Thunderstorms in the evening. Humid with Lows in the mid 60s. North Winds 5 to 10 Mph. Chance of rain 30 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Prospect Temperature Statistics

September Temperature

Delaware Municipal Airport (11.8 miles)

  • Lowest 14 September, 2026

    51.8 °F

  • Average September

    73.9 °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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