Otto Weather Forecast

    • 45
    • 80

    Sunny

    • 49
    • 85

    Mostly Sunny

    • 43
    • 77

    Mostly Sunny

    • 42
    • 73

    Breezy

    • 36
    • 66

    Chance Rain Showers

    • 37
    • 66

    Mostly Sunny

Today 9 Sep North Bighorn Basin

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

Tonight 9 Sep North Bighorn Basin

Clear. Lows in the mid 40s. Northwest Winds around 10 Mph.

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Otto Temperature Statistics

September Temperature

South Big Horn County Airport (12.4 miles)

  • Lowest 4 September, 2026

    48.7 °F

  • Average September

    72.5 °F

  • Highest 4 September, 2026

    93.7 °F

Climate (2021–2026)

South Big Horn County Airport (12.4 miles)

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  • Average Low 2021–2026

    34.1 °F

  • Average 2021–2026

    48.1 °F

  • Average High 2021–2026

    62.3 °F
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