Split Rock Lake Weather Forecast

    • 53
    • 85

    Areas Smoke

    • 55
    • 89

    Areas Smoke

    • 55
    • 93

    Mostly Sunny

    • 56
    • 93

    Mostly Sunny

    • 55
    • 88

    Mostly Sunny

    • 54
    • 84

    Mostly Sunny

Today 5 Aug Southern High Plains

Sunny. Highs in the mid 80s. West Winds up to 10 Mph.

Tonight 5 Aug Southern High Plains

Mostly clear. Patchy smoke. Highs in the mid 80s. Lows 47 to 54. West Winds up to 10 Mph with Gusts to around 25 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Split Rock Lake Temperature Statistics

August Temperature

Great Falls, Great Falls International Airport (54.7 miles)

  • Lowest 1 August, 2026

    57.7 °F

  • Average August

    76.4 °F

  • Highest 1 August, 2026

    102.7 °F

Climate (2021–2026)

Great Falls, Great Falls International Airport (54.7 miles)

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  • Average Low 2021–2026

    34.3 °F

  • Average 2021–2026

    46.9 °F

  • Average High 2021–2026

    59.1 °F
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