Frannie Weather Forecast

    • 50
    • 67

    Rain Showers Likely

    • 48
    • 70

    Slight Chance Thunderstorms

    • 47
    • 74

    Mostly Sunny

    • 51
    • 77

    Mostly Sunny

    • 51
    • 81

    Partly Sunny

    • 49
    • 78

    Partly Sunny

Today 16 Sep North Bighorn Basin

Mostly sunny. Patchy fog this morning. Scattered Showers and Thunderstorms this afternoon. Some Thunderstorms may produce gusty Winds and small hail this afternoon. Highs around 70. Northwest Winds 10 to 15 Mph this afternoon. Chance of rain 30 percent.

Tonight 16 Sep North Bighorn Basin

Mostly clear with scattered Showers with isolated Thunderstorms in the Evening, then partly cloudy after midnight. Some Thunderstorms may produce gusty Winds and small hail in the evening. Lows in the upper 40s. Northwest Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 30 percent.

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Frannie Temperature Statistics

September Temperature

Cowley WY (9.3 miles)

  • Lowest 6 September, 2025

    39.2 °F

  • Average September

    67.2 °F

  • Highest 2 September, 2025

    91.4 °F

Climate (2020–Present)

Cowley WY (9.3 miles)

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  • Average Low 2020–2025

    34.1 °F

  • Average 2020–2025

    46.8 °F

  • Average High 2020–2025

    59.4 °F
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