Bighorn Weather Forecast

    • 52
    • 84

    Decreasing Clouds

    • 47
    • 71

    Partly Sunny

    • 49
    • 66

    Mostly Cloudy

    • 46
    • 64

    Slight Chance Rain Showers

    • 46
    • 66

    Partly Sunny

    • 44
    • 68

    Partly Sunny

Today 25 Sep Treasure

Partly sunny. Highs in the mid 80s. Southeast Winds 5 to 10 Mph.

Tonight 25 Sep Treasure

Partly cloudy. Lows in the lower 50s. Southeast Winds 5 to 10 Mph in the evening shifting to the northwest 5 to 15 Mph overnight.

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Bighorn Temperature Statistics

September Temperature

Billings, Billings Logan International Airport (57.2 miles)

  • Lowest 15 September, 2026

    43.6 °F

  • Average September

    64.4 °F

  • Highest 4 September, 2026

    92.6 °F

Climate (2021–2026)

Billings, Billings Logan International Airport (57.2 miles)

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  • Average Low 2021–2026

    39.1 °F

  • Average 2021–2026

    50 °F

  • Average High 2021–2026

    61.2 °F
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