Sweet Grass Weather Forecast

    • 48
    • 74

    Mostly Sunny

    • 51
    • 81

    Mostly Sunny

    • 53
    • 90

    Mostly Sunny

    • 54
    • 92

    Mostly Sunny

    • 54
    • 86

    Partly Sunny

    • 52
    • 80

    Partly Sunny

Today 4 Aug Eastern Glacier

Sunny. Highs in the mid 70s. Southwest Winds up to 10 Mph.

Tonight 4 Aug Eastern Glacier

Warmer. Mostly clear. Highs in the mid 70s. Lows 39 to 50. Southwest Winds up to 10 Mph.

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Sweet Grass Temperature Statistics

August Temperature

Cut Bank, Cut Bank Municipal Airport (32.3 miles)

  • Lowest 1 August, 2026

    51.1 °F
  • Average August

    74.5 °F
  • Highest 1 August, 2026

    97 °F

Climate (2021–2026)

Cut Bank, Cut Bank Municipal Airport (32.3 miles)

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  • Average Low 2021–2026

    31.5 °F
  • Average 2021–2026

    43.8 °F
  • Average High 2021–2026

    55.5 °F
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