Brest Bay Weather Forecast

    • 57
    • 65

    Decreasing Clouds

    • 53
    • 70

    Partly Sunny

    • 51
    • 65

    Partly Sunny

    • 49
    • 62

    Mostly Sunny

    • 53
    • 63

    Mostly Sunny

    • 57
    • 67

    Partly Sunny

Today 4 Sep Monroe

Partly cloudy. Highs in the upper 60s. Northwest Winds 5 to 10 Mph, becoming west in the late afternoon.

Tonight 4 Sep Monroe

Mostly clear. Lows in the upper 40s. West Winds up to 5 Mph, becoming south with Gusts up to 25 Mph after midnight.

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Brest Bay Temperature Statistics

September Temperature

Monroe, Custer Airport (6.8 miles)

  • Lowest 1 September, 2025

    50 °F

  • Average September

    64.3 °F

  • Highest 2 September, 2025

    78.8 °F

Climate (2020–Present)

Monroe, Custer Airport (6.8 miles)

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  • Average Low 2020–2025

    42.2 °F

  • Average 2020–2025

    51.4 °F

  • Average High 2020–2025

    60.2 °F
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