Belcourt Lake Weather Forecast

    • 54
    • 77

    Mostly Sunny

    • 58
    • 77

    Chance Thunderstorms

    • 60
    • 81

    Chance Rain Showers

    • 56
    • 77

    Chance Thunderstorms

    • 54
    • 74

    Slight Chance Rain Showers

    • 54
    • 76

    Slight Chance Rain Showers

    • 57
    • 78

    Chance Rain Showers

Today 27 Aug Rolette

Sunny. Highs in the upper 70s. Southeast Winds 5 to 10 Mph.

Tonight 27 Aug Rolette

Partly cloudy in the evening then clearing. Lows in the lower 50s. Southeast Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Belcourt Lake Temperature Statistics

August Temperature

ROLLA (6.2 miles)

  • Lowest 23 August, 2026

    42.8 °F

  • Average August

    63.5 °F

  • Highest 2 August, 2026

    89.6 °F

Climate (2021–2026)

ROLLA (6.2 miles)

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  • Average Low 2021–2026

    28.8 °F

  • Average 2021–2026

    38.7 °F

  • Average High 2021–2026

    48.3 °F
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