Prospect Weather Forecast

    • 59
    • 75

    Rain Showers

    • 59
    • 79

    Rain Showers

    • 60
    • 80

    Mostly Cloudy

    • 64
    • 83

    Mostly Cloudy

    • 63
    • 80

    Slight Chance Thunderstorms

    • 57
    • 80

    Partly Sunny

Today 23 May Marion

Showers with a slight chance of Thunderstorms this Morning, then Showers likely with a chance of Thunderstorms this afternoon. Highs in the mid 70s. South Winds 15 to 20 Mph with Gusts up to 30 Mph. Chance of rain 90 percent.

Tonight 23 May Marion

Mostly cloudy. A chance of Showers with a slight chance of Thunderstorms in the evening. Lows around 60. Southwest Winds 10 to 15 Mph, Diminishing to around 5 Mph after midnight. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

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Prospect Temperature Statistics

May Temperature

Delaware Municipal Airport (11.8 miles)

  • Lowest 2 May, 2026

    32 °F

  • Average May

    58.1 °F

  • Highest 18 May, 2026

    87.8 °F

Climate (2021–Present)

Delaware Municipal Airport (11.8 miles)

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  • Average Low 2021–2026

    43.1 °F

  • Average 2021–2026

    52.4 °F

  • Average High 2021–2026

    62 °F
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