Brest Bay Weather Forecast

    • 68
    • 79

    Rain Showers Likely

    • 65
    • 77

    Chance Rain Showers

    • 64
    • 76

    Mostly Sunny

    • 64
    • 76

    Mostly Sunny

    • 60
    • 76

    Chance Thunderstorms

    • 59
    • 75

    Slight Chance Thunderstorms

    • 62
    • 75

    Partly Sunny

Today 18 Aug Monroe

Sunny in the Morning, then becoming partly cloudy. Highs in the lower 80s. West Winds 5 to 15 Mph.

Tonight 18 Aug Monroe

Mostly cloudy with a chance of Showers and a slight chance of Thunderstorms. Lows in the mid 60s. West Winds 5 to 10 Mph. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Brest Bay Temperature Statistics

August Temperature

Monroe, Custer Airport (6.8 miles)

  • Lowest 5 August, 2026

    53.6 °F

  • Average August

    73 °F

  • Highest 8 August, 2026

    89.6 °F

Climate (2021–2026)

Monroe, Custer Airport (6.8 miles)

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  • Average Low 2021–2026

    42.2 °F

  • Average 2021–2026

    51.4 °F

  • Average High 2021–2026

    60.3 °F
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