Prospect State Park Weather Forecast

    • 44
    • 69

    Chance Rain

    • 43
    • 76

    Sunny

    • 44
    • 83

    Mostly Sunny

    • 47
    • 87

    Mostly Sunny

    • 44
    • 81

    Mostly Sunny

    • 42
    • 74

    Mostly Sunny

Today 17 Sep Jackson County

Mostly cloudy. Chance of Showers late this morning. Slight chance of Thunderstorms through the day. Chance of Showers late this afternoon. Highs in the mid 70s to lower 80s in the Valleys and in the mid 60s to lower 70s at higher Elevations. Southwest Winds around 5 Mph shifting to the northwest this afternoon. Chance of precipitation 30 percent.

Tonight 17 Sep Jackson County

Mostly cloudy with a 10 percent chance of rain in the Evening, then mostly clear after midnight. Lows around 50. North Winds 5 to 10 Mph shifting to the east after Midnight, then becoming light well after midnight.

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Prospect State Park Temperature Statistics

September Temperature

Rogue Valley International Airport (31.7 miles)

  • Lowest 14 September, 2026

    44.1 °F

  • Average September

    64.2 °F

  • Highest 9 September, 2026

    96.7 °F

Climate (2021–2026)

Rogue Valley International Airport (31.7 miles)

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  • Average Low 2021–2026

    45.3 °F

  • Average 2021–2026

    57 °F

  • Average High 2021–2026

    70.1 °F
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