Rock Lake Weather Forecast

    • 61
    • 84

    Partly Sunny

    • 61
    • 83

    Chance Thunderstorms

    • 58
    • 80

    Partly Sunny

    • 60
    • 79

    Rain Showers Likely

    • 59
    • 76

    Slight Chance Thunderstorms

    • 55
    • 78

    Mostly Sunny

    • 60
    • 81

    Chance Rain Showers

Today 11 Aug South Cass

Partly sunny. Near steady temperature in the lower 80s. Northeast Winds around 5 Mph.

Tonight 11 Aug South Cass

Mostly cloudy this Evening, then becoming partly cloudy. Lows in the upper 50s. Northeast Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Rock Lake Temperature Statistics

August Temperature

Staples, Staples Municipal Airport (16.2 miles)

  • Lowest 5 August, 2026

    48 °F

  • Average August

    68.8 °F

  • Highest 3 August, 2026

    85.1 °F

Climate (2021–2026)

Staples, Staples Municipal Airport (16.2 miles)

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  • Average Low 2021–2026

    34.2 °F

  • Average 2021–2026

    44.5 °F

  • Average High 2021–2026

    54.3 °F
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