Frater Lake Weather Forecast

    • 30
    • 55

    Decreasing Clouds

    • 31
    • 60

    Partly Sunny

    • 35
    • 61

    Partly Sunny

    • 38
    • 58

    Chance Rain Showers

    • 37
    • 60

    Mostly Cloudy

    • 37
    • 61

    Partly Sunny

    • 36
    • 61

    Partly Sunny

Today 26 Sep Northeast Mountains

Partly cloudy. Highs in the upper 50s to lower 60s.

Tonight 26 Sep Northeast Mountains

Partly cloudy. Widespread frost overnight. Lows in the 30s.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Frater Lake Temperature Statistics

September Temperature

Deer Park, Deer Park Airport (46.6 miles)

  • Lowest 24 September, 2026

    37 °F

  • Average September

    58.9 °F

  • Highest 1 September, 2026

    81.6 °F

Climate (2021–2026)

Deer Park, Deer Park Airport (46.6 miles)

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  • Average Low 2021–2026

    35.7 °F

  • Average 2021–2026

    48.3 °F

  • Average High 2021–2026

    60.2 °F
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