Frank Wiley Field Weather Forecast

    • 58
    • 78

    Chance Thunderstorms

    • 63
    • 89

    Slight Chance Thunderstorms

    • 63
    • 95

    Mostly Sunny

    • 63
    • 96

    Slight Chance Thunderstorms

    • 64
    • 94

    Slight Chance Thunderstorms

    • 63
    • 91

    Chance Thunderstorms

Today 23 Jul Custer

Partly sunny. Patchy fog early in the morning. Scattered Showers and isolated Thunderstorms in the Morning, then scattered Showers and Thunderstorms in the afternoon. Highs in the upper 70s. North Winds 5 to 10 Mph. Chance of precipitation 50 percent.

Tonight 23 Jul Custer

Mostly clear. Slight chance of Showers and Thunderstorms early in the Evening, then slight chance of rain Showers late in the evening. Lows in the upper 50s. Northeast Winds 5 to 10 Mph. Chance of precipitation 20 percent.

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Frank Wiley Field Temperature Statistics

July Temperature

Miles City, Frank Wiley Field Airport (0 miles)

  • Lowest 12 July, 2025

    50.6 °F

  • Average July

    75.1 °F

  • Highest 9 July, 2025

    103.6 °F

Climate (2020–Present)

Miles City, Frank Wiley Field Airport (0 miles)

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  • Average Low 2020–2025

    35.4 °F

  • Average 2020–2025

    47.4 °F

  • Average High 2020–2025

    59.6 °F
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