Stilwell Lake Weather Forecast

    • 55
    • 76

    Mostly Sunny

    • 60
    • 78

    Rain Showers Likely

    • 66
    • 82

    Mostly Sunny

    • 57
    • 81

    Rain Showers Likely

    • 51
    • 69

    Partly Sunny

    • 48
    • 69

    Mostly Sunny

    • 50
    • 71

    Partly Sunny

Today 3 Sep Orange

Sunny. Highs in the upper 70s. South Winds around 5 Mph.

Tonight 3 Sep Orange

Mostly clear. Patchy fog after midnight. Lows in the mid 50s. South Winds around 5 Mph.

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  • Temperature Real-Time

Stilwell Lake Temperature Statistics

September Temperature

Newburgh / Stewart (10.6 miles)

  • Lowest 1 September, 2025

    53.6 °F

  • Average September

    64.9 °F

  • Highest 1 September, 2025

    77 °F

Climate (2020–Present)

Newburgh / Stewart (10.6 miles)

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  • Average Low 2020–2025

    43.8 °F

  • Average 2020–2025

    52.7 °F

  • Average High 2020–2025

    61.5 °F
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