Grass Lake Weather Forecast

    • 50
    • 68

    Cloudy

    • 51
    • 55

    Rain Showers Likely

    • 53
    • 58

    Rain Showers Likely

    • 51
    • 65

    Chance Rain Showers

    • 53
    • 71

    Partly Sunny

    • 49
    • 66

    Partly Sunny

    • 49
    • 67

    Mostly Sunny

Today 17 Sep Bottineau

Mostly cloudy with a slight chance of Showers and Thunderstorms. Highs in the lower 70s. East Winds around 10 Mph. Chance of rain 20 percent.

Tonight 17 Sep Bottineau

Cloudy. A slight chance of Showers in the evening. Lows in the lower 50s. Northeast Winds 10 to 15 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Grass Lake Temperature Statistics

September Temperature

ROLLA (27.3 miles)

  • Lowest 7 September, 2025

    33.8 °F

  • Average September

    57.9 °F

  • Highest 1 September, 2025

    80.6 °F

Climate (2020–Present)

ROLLA (27.3 miles)

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  • Average Low 2020–2025

    28.6 °F

  • Average 2020–2025

    38.9 °F

  • Average High 2020–2025

    48.6 °F
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