Hyatt Reservoir Weather Forecast

    • 50
    • 77

    Increasing Clouds

    • 51
    • 75

    Slight Chance Thunderstorms

    • 47
    • 74

    Slight Chance Thunderstorms

    • 47
    • 72

    Sunny

    • 51
    • 78

    Mostly Sunny

    • 48
    • 72

    Chance Rain Showers

Today 18 Sep Siskiyou Mountains and Southern Oregon Cascades

Sunny. Slight chance of Thunderstorms in the afternoon. Highs in the lower 70s to lower 80s. Northeast Winds around 5 Mph shifting to the west late in the afternoon.

Tonight 18 Sep Siskiyou Mountains and Southern Oregon Cascades

Partly cloudy. Slight chance of Thunderstorms in the evening. Lows in the lower to mid 50s. Northwest Winds 5 to 10 Mph shifting to the northeast well after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Hyatt Reservoir Temperature Statistics

September Temperature

Rogue Valley International Airport (24.9 miles)

  • Lowest 15 September, 2025

    51.1 °F

  • Average September

    71.6 °F

  • Highest 4 September, 2025

    98.1 °F

Climate (2020–Present)

Rogue Valley International Airport (24.9 miles)

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  • Average Low 2020–2025

    45.6 °F

  • Average 2020–2025

    56.9 °F

  • Average High 2020–2025

    70 °F
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