Rock Lake Weather Forecast

    • 56
    • 72

    Rain Showers Likely

    • 55
    • 77

    Partly Sunny

    • 52
    • 72

    Slight Chance Thunderstorms

    • 54
    • 65

    Chance Rain Showers

    • 54
    • 68

    Slight Chance Rain Showers

    • 53
    • 72

    Mostly Cloudy

Today 15 Sep McHenry

Showers likely and a chance of Thunderstorms. Highs in the lower 70s. West Winds 5 to 10 Mph with Gusts up to 20 Mph. Chance of rain 60 percent.

Tonight 15 Sep McHenry

A slight chance of Thunderstorms in the evening. Mostly cloudy with a slight chance of Showers. Lows in the mid 50s. West Winds 5 to 10 Mph. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Rock Lake Temperature Statistics

September Temperature

Minot International Airport (24.9 miles)

  • Lowest 6 September, 2025

    37.9 °F

  • Average September

    61.1 °F

  • Highest 1 September, 2025

    88 °F

Climate (2020–Present)

Minot International Airport (24.9 miles)

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  • Average Low 2020–2025

    33 °F

  • Average 2020–2025

    43.8 °F

  • Average High 2020–2025

    54.5 °F
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